Swisscom : Facts & Figures, pro forma (2025 q2 facts and figures per march pro forma)

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Facts & Figures pro forma as per June 30, 2025

Group

SwitzerlandItaly

Others

Reconciliation

Switzerland B2C Switzerland B2B Switzerland Wholesale

Italy B2C Italy B2B

Italy Wholesale

Switzerland ISFItaly operational data Switzerland operational data

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Group

YtD Q2/Q2 Q2/Q1

E)

23'717

23'498

P&L

Revenue

Direct costs

Indirect costs

EBITDAaL

EBITDAaL as % of revenue

Lease expense

EBITDA Number of employees (FT

3'806	3'813	7'619	3'798	11'417	3'941	15'358
(1'171)	(1'191)	(2'362)	(1'188)	(3'550)	(1'341)	(4'891)
(1'268)	(1'371)	(2'639)	(1'260)	(3'899)	(1'524)	(5'423)
1'367	1'251	2'618	1'350	3'968	1'076	5'044
35.9%	32.8%	34.4%	35.5%	34.8%	27.3%	32.8%
399	410	809	404	1'213	402	1'615
1'766 24'360	1'661	3'427 24'336	1'754	5'181 23'980	1'478	6'659 23'839

3'759	3'687	7'446
(1'188)	(1'162)	(2'350)
(1'294)	(1'328)	(2'622)
1'277	1'197	2'474
34.0%	32.5%	33.2%
409	407	816
1'686	1'604	3'290

-2.3%	-3.3%	-1.9%
-0.5%	-2.4%	-2.2%
-0.6%	-3.1%	+2.6%
-5.5% +0.9% -4.0% -3.4%	-4.3% -0.7% -3.4% -3.4%	-6.3% -0.5% -4.9% -0.9%

Free cash flow

EBITDAaL

CAPEX

Operating Free Cash Flow (OpFCF)

1'367	1'251	2'618	1'350	3'968	1'076	5'044
(897)	(715)	(1'612)	(733)	(2'345)	(770)	(3'115)
470	536	1'006	617	1'623	306	1'929

1'277	1'197	2'474
(779)	(706)	(1'485)
498	491	989

-5.5%	-4.3%	-6.3%
-7.9%	-1.3%	-9.4%
-1.7%	-8.4%	-1.4%

Adjustments

Revenue

Currency effect

At constant currency

EBITDAaL Provisions for regulatory litigations Transaction cost Vodafone Italia Restructuring cost Adjustments Switzerland Integration cost OPEX Adjustments Italy Restructuring cost Adjustments others Reconciliation pension cost Adjustments Group Adjustments EBITDAaL EBITDAaL adjusted Currency effect At constant currency

3'806	3'813	7'619	3'798	11'417	3'941	15'358
1'367 1'251 2'618 1'350 3'968 1'076 5'044 (24) 0 (24) 0 (24) 0 (24) 6 7 13 5 18 42 60 13 13 (18) 7 (11) 5 (6) 55 49 167 167 167 167 1 1 0 0 0 0 0 1 1 (4) (5) (9) (5) (14) (11) (25) (4) (5) (9) (5) (14) (11) (25) (22) 2 (20) 0 (20) 212 192 1'345 1'253 2'598 1'350 3'948 1'288 5'236

3'759	3'687	7'446
6	60	66
1'277 1'197 2'474 2 2 0 2 2 6 13 19 6 13 19 0 0 0 4 4 8 4 4 8 10 19 29 1'287 1'216 2'503 1 14 15

-2.3%	-3.3%	-1.9%
-1.4% -1.7% -0.5% -5.5% -4.3% -6.3% -3.7% -3.0% -5.5%
-3.1% -1.8% -4.5%

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
(897) (715) (1'612) (733) (2'345) (770) (3'115) 43 7 50 8 58 10 68 43 7 50 8 58 10 68 43 7 50 8 58 10 68 (854) (708) (1'562) (725) (2'287) (760) (3'047)
470 536 1'006 617 1'623 306 1'929 (22) 2 (20) 0 (20) 212 192 43 7 50 8 58 10 68 21 9 30 8 38 222 260 491 545 1'036 625 1'661 528 2'189

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
(779) (706) (1'485) 7 6 13 3 16 19 10 22 32 10 22 32 (769) (684) (1'453) (1) (11) (12)
498 491 989 10 19 29 10 22 32 20 41 61 518 532 1'050 0 3 3

Change
YtD	Q2/Q2	Q2/Q1
-7.9%	-1.3%	-9.4%
-7.0%	-3.4%	-11.1%
-6.2%	-1.8%	-9.7%
-1.7%	-8.4%	-1.4%
+1.4%	-2.4%	+2.7%
+1.6%	-1.8%	+3.3%

Group

CAPEX

INWIT consolidation CAPEX

Integration cost CAPEX

Adjustments Italy

Adjustments CAPEX

CAPEX adjusted

Currency effect

At constant currency

OpFCF Adjustments EBITDAaL Adjustments CAPEX Adjustments OpFCF OpFCF adjusted Currency effect At constant currency

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland

YtD Q2/Q2 Q2/Q1

s

n and retention costs urchased

% of revenue

(incl. other income)

e

work tructure

(FTE)

13'280

13'158

Wireless

Wireline

Telco services

IT services

Hard- and software

Wholesale

Other

External revenue

Intersegment revenue

Revenue Network access cost Subscriber acquisitio Goods and service p Other direct costs Direct costs Contribution margin Contribution margin as Workforce expenses Other indirect costs Indirect costs EBITDAaL EBITDAaL as % of revenu CAPEX OpFCF OpFCF as % of revenue Wireless network Wireline access net Backbone and Infras IT Other CAPEX Number of employees

634	635	1'269	637	1'906	624	2'530
686	684	1'370	687	2'057	683	2'740
1'320	1'319	2'639	1'324	3'963	1'307	5'270
297	304	601	296	897	294	1'191
187	195	382	169	551	250	801
134	123	257	131	388	126	514
35	36	71	38	109	39	148
1'973	1'977	3'950	1'958	5'908	2'016	7'924
13	11	24	13	37	15	52
1'986 (44) (43) (289) (6) (382) 1'604 80.8% (485) (233) (718) 886 44.6% (445) 441 22.2% (90) (172) (32) (129) (22) (445) 13'389	1'988 (55) (48) (294) (7) (404) 1'584 79.7% (488) (279) (767) 817 41.1% (420) 397 20.0% (64) (181) (30) (116) (29) (420)	3'974 (99) (91) (583) (13) (786) 3'188 80.2% (973) (512) (1'485) 1'703 42.9% (865) 838 21.1% (154) (353) (62) (245) (51) (865) 13'361	1'971 (73) (51) (271) (5) (400) 1'571 79.7% (443) (281) (724) 847 43.0% (437) 410 20.8% (61) (184) (28) (134) (30) (437)	5'945 (172) (142) (854) (18) (1'186) 4'759 80.1% (1'416) (793) (2'209) 2'550 42.9% (1'302) 1'248 21.0% (215) (537) (90) (379) (81) (1'302) 13'400	2'031 (49) (45) (355) (8) (457) 1'574 77.5% (489) (306) (795) 779 38.4% (423) 356 17.5% (53) (176) (28) (125) (41) (423)	7'976 (221) (187) (1'209) (26) (1'643) 6'333 79.4% (1'905) (1'099) (3'004) 3'329 41.7% (1'725) 1'604 20.1% (268) (713) (118) (504) (122) (1'725) 13'319

617	621	1'238
677	667	1'344
1'294	1'288	2'582
304	306	610
175	169	344
141	127	268
35	35	70
1'949	1'925	3'874
13	10	23
1'962	1'935	3'897

-2.4%	-2.2%	+0.6%
-1.9%	-2.5%	-1.5%
-2.2%	-2.4%	-0.5%
+1.5%	+0.7%	+0.7%
-9.9%	-13.3%	-3.4%
+4.3%	+3.3%	-9.9%
-1.4%	-2.8%	+0.0%
-1.9%	-2.6%	-1.2%
-4.2%	-9.1%	-23.1%
-1.9% -2.0% -12.1% -5.0% -15.4% -5.6% -1.0% -1.2% -0.4% -0.9% -1.1% -3.7% +1.6% -20.8% +7.1% -1.6% -9.4% -2.0% -3.7% -1.5%	-2.7% -3.6% -14.6% -6.1% -57.1% -7.7% -1.4% -2.0% -5.0% -3.1% +0.2% -2.4% +3.0% -6.3% +6.6% +0.0% -11.2% -17.2% -2.4% -1.5%	-1.4% +20.5% +5.1% -0.7% -62.5% +1.1% -1.9% -1.0% +8.2% +2.1% -5.3% -3.1% -7.5% -3.2% +4.3% -3.2% -13.4% -7.7% -3.1% -0.9%

(44)	(53)	(97)
(39)	(41)	(80)
(278)	(276)	(554)
(8)	(3)	(11)
(369)	(373)	(742)
1'593	1'562	3'155
81.2%	80.7%	81.0%

Switzerland

(483)	(478)	(961)
(245)	(265)	(510)
(728)	(743)	(1'471)
865	819	1'684
44.1%	42.3%	43.2%

(423)	(410)	(833)
442	409	851
22.5%	21.1%	21.8%

(62)	(60)	(122)
(185)	(193)	(378)
(31)	(30)	(61)
(119)	(103)	(222)
(26)	(24)	(50)
(423)	(410)	(833)

Adjustments

-1.1%

+0.2%

-5.3%

-0.4% -0.4% -5.1%

EBITDAaL

Provisions for regulatory litigations

Transaction cost Vodafone Italia

Restructuring cost

Adjustments EBITDAaL

EBITDAaL adjusted

EBITDAaL adjusted as % of revenue

886	817	1'703	847	2'550	779	3'329
(24)	0	(24)	0	(24)	0	(24)
6	7	13	5	18	42	60
					13	13
(18)	7	(11)	5	(6)	55	49
868	824	1'692	852	2'544	834	3'378
43.7%	41.4%	42.6%	43.2%	42.8%	41.1%	42.4%

865	819	1'684
	2	2
0	2	2
865	821	1'686
44.1%	42.4%	43.3%

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
441 397 838 410 1'248 356 1'604 (18) 7 (11) 5 (6) 55 49 (18) 7 (11) 5 (6) 55 49
423 404 827 415 1'242 411 1'653
21.3% 20.3% 20.8% 21.1% 20.9% 20.2% 20.7%

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
442 409 851 0 2 2 0 2 2
442 411 853
22.5% 21.2% 21.9%

Switzerland

YtD Q2/Q2 Q2/Q1

+1.6%

+3.0%

-7.5%

+3.1% +1.7% -7.0%

OpFCF

Adjustments EBITDAaL

Adjustments OpFCF

OpFCF adjusted

OpFCF adjusted as % of revenue

-1.1%	+0.2%	-5.3%
+1.7%	+3.4%	+1.7%
-0.9%	+0.5%	-4.9%

EBITDAaL

Lease expense

EBITDA

865	819	1'684
60	61	121
925	880	1'805

EBITDA reconciliation
		886	817	1'703	847	2'550	779	3'329
		60	59	119	60	179	61	240
		946	876	1'822	907	2'729	840	3'569
Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland B2C

YtD Q2/Q2 Q2/Q1

Wireless

Wireline

Telco services

Hard- and software

Other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin Indirect costs EBITDAaL CAPEX OpFCF

457	457	914	461	1'375	451	1'826
485	487	972	489	1'461	488	1'949
942	944	1'886	950	2'836	939	3'775
103	101	204	100	304	144	448
25	26	51	31	82	32	114
1'070	1'071	2'141	1'081	3'222	1'115	4'337
4	3	7	5	12	4	16
1'074 (190) 884 (147) 737 (6) 731	1'074 (185) 889 (155) 734 (8) 726	2'148 (375) 1'773 (302) 1'471 (14) 1'457	1'086 (189) 897 (151) 746 (9) 737	3'234 (564) 2'670 (453) 2'217 (23) 2'194	1'119 (227) 892 (155) 737 (14) 723	4'353 (791) 3'562 (608) 2'954 (37) 2'917

446	450	896
486	481	967
932	931	1'863
104	102	206
28	26	54
1'064	1'059	2'123
3	5	8
1'067	1'064	2'131

-2.0%	-1.5%	+0.9%
-0.5%	-1.2%	-1.0%
-1.2%	-1.4%	-0.1%
+1.0%	+1.0%	-1.9%
+5.9%	+0.0%	-7.1%
-0.8%	-1.1%	-0.5%
+14.3%	+66.7%	+66.7%
-0.8% -1.6% -0.6% -1.7% -0.4% +7.1% -0.5%	-0.9% -0.5% -1.0% -5.8% +0.0% +0.0% +0.0%	-0.3% -0.5% -0.2% -3.3% +0.4% +14.3% +0.3%

Switzerland B2C

(185)	(184)	(369)
882	880	1'762
(151)	(146)	(297)
731	734	1'465

(7)	(8)	(15)
724	726	1'450

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland B2B

YtD Q2/Q2 Q2/Q1

Wireless

Wireline

Telco services

IT services

Hard- and software

Other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin Indirect costs EBITDAaL CAPEX OpFCF

178	176	354	176	530	174	704
200	199	399	198	597	194	791
378	375	753	374	1'127	368	1'495
297	304	601	296	897	294	1'191
84	94	178	68	246	107	353
6	5	11	4	15	3	18
765	778	1'543	742	2'285	772	3'057
8	8	16	10	26	14	40
773 (178) 595 (279) 316 (13) 303	786 (193) 593 (283) 310 (8) 302	1'559 (371) 1'188 (562) 626 (21) 605	752 (169) 583 (261) 322 (10) 312	2'311 (540) 1'771 (823) 948 (31) 917	786 (212) 574 (285) 289 (8) 281	3'097 (752) 2'345 (1'108) 1'237 (39) 1'198

171	170	341
191	187	378
362	357	719
304	306	610
71	67	138
3	5	8
740	735	1'475
10	6	16
750	741	1'491

-3.7%	-3.4%	-0.6%
-5.3%	-6.0%	-2.1%
-4.5%	-4.8%	-1.4%
+1.5%	+0.7%	+0.7%
-22.5%	-28.7%	-5.6%
-27.3%	+0.0%	+66.7%
-4.4%	-5.5%	-0.7%
+0.0%	-25.0%	-40.0%
-4.4% -11.3% -2.2% +0.9% -5.0% +9.5% -5.5%	-5.7% -14.5% -2.9% +0.4% -5.8% +37.5% -7.0%	-1.2% +0.6% -1.7% +0.4% -3.6% -8.3% -3.4%

Switzerland B2B

(164)	(165)	(329)
586	576	1'162
(283)	(284)	(567)
303	292	595

(12)	(11)	(23)
291	281	572

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland Wholesale

YtD Q2/Q2 Q2/Q1

Wholesale wireless

Wholesale wireline

Wholesale other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin Indirect costs EBITDAaL CAPEX OpFCF

43	42	85	46	131	43	174
87	79	166	82	248	80	328
4	2	6	3	9	3	12
134	123	257	131	388	126	514
2	3	5	2	7	3	10
136 (43) 93 (1) 92 0 92	126 (56) 70 (4) 66 0 66	262 (99) 163 (5) 158 0 158	133 (72) 61 (4) 57 0 57	395 (171) 224 (9) 215 0 215	129 (50) 79 (4) 75 0 75	524 (221) 303 (13) 290 0 290

49	41	90
89	83	172
3	3	6
141	127	268
2	2	4
143	129	272

+5.9%	-2.4%	-16.3%
+3.6%	+5.1%	-6.7%
+0.0%	+50.0%	+0.0%
+4.3%	+3.3%	-9.9%
-20.0%	-33.3%	+0.0%
+3.8% +2.0% +4.9% +80.0% +2.5% n.m. +2.5%	+2.4% -1.8% +5.7% +0.0% +6.1% n.m. +6.1%	-9.8% +19.6% -23.7% -20.0% -23.9% n.m. -23.9%

Switzerland Wholesale

(46)	(55)	(101)
97	74	171
(5)	(4)	(9)
92	70	162

0	0	0
92	70	162

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland Infrastructure & Support Functions

YtD Q2/Q2 Q2/Q1

(26

(25

(42

(68

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin Indirect costs EBITDAaL CAPEX OpFCF

4	5	9	4	13	3	16
5	4	9	5	14	5	19
9	9	18	9	27	8	35
0	0	0	(2)	(2)	0	(2)
9	9	18	7	25	8	33
8)	(302)	(570)	(284)	(854)	(332)	(1'186)
9)	(293)	(552)	(277)	(829)	(324)	(1'153)
6)	(404)	(830)	(418)	(1'248)	(400)	(1'648)
5)	(697)	(1'382)	(695)	(2'077)	(724)	(2'801)

4	4	8
5	4	9
9	8	17

-11.1%	-20.0%	+0.0%
+0.0%	+0.0%	-20.0%
-5.6% n.m. -5.6% -2.6% -2.5% -4.2% -3.5%	-11.1% n.m. +0.0% -5.3% -5.5% -3.0% -4.0%	-11.1% n.m. +12.5% +6.3% +6.1% -2.7% +0.8%

Switzerland Infrastructure & Support Functions

(1)	1	0
8	9	17
(269)	(286)	(555)
(261)	(277)	(538)

(403)	(392)	(795)
(664)	(669)	(1'333)

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Switzerland operational data

YtD Q2/Q2 Q2/Q1

Switzerland

RGUs (k)

Postpaid

Prepaid

Wireless

Broadband

TV

Fixed voice

Wholesale lines

Total RGUs

5'360 5'382 5'417 5'460

909 888 862 871

6'269 6'270 6'279 6'331

1'991 1'982 1'973 1'967

1'526 1'511 1'499 1'493

1'203 1'181 1'159 1'137

704 712 722 731

11'693 11'656 11'632 11'659

5'511 5'556

854 837

6'365 6'393

1'953 1'947

1'481 1'475

1'108 1'087

742 749

11'649 11'651

+3.2%	+3.2%	+0.8%
-5.7%	-5.7%	-2.0%
+2.0%	+2.0%	+0.4%
-1.8%	-1.8%	-0.3%
-2.4%	-2.4%	-0.4%
-8.0%	-8.0%	-1.9%
+5.2%	+5.2%	+0.9%
-0.0%	-0.0%	+0.0%

lying products (CHF)

stpaid epaid ess

(annualised)

e postpaid value e postpaid

eline

(annualised) e broadband

Switzerland B2C

RGUs (k)

Wireless

Broadband

TV

Fixed voice

Total RGUs ARPU under ARPUP Wireless RGUs (k) Postpaid Prepaid Wireless ARPU (CHF) ARPU po ARPU pr ARPU wirel Churn rate Churn rat Churn rat Wireline ARPU (CHF) ARPU wir Churn rate Churn rat

4'288 4'284 4'278 4'320

1'709 1'703 1'697 1'695

1'462 1'448 1'436 1'431

988 969 951 933

8'447 8'404 8'362 8'379 37 38 37 38 38 38 38

3'379 3'396 3'416 3'449 909 888 862 871 4'288 4'284 4'278 4'320 44 44 44 44 44 43 44 4 4 4 4 4 4 4 35 36 36 36 36 35 35 9.3% 7.5% 8.4% 8.0% 8.3% 7.9% 8.2% 10.1% 8.4% 9.2% 8.9% 9.1% 8.9% 9.1%

39 40 39 40 40 40 40 9.7% 8.3% 9.0% 8.8% 8.9% 8.3% 8.8%

4'327 4'330

1'684 1'681

1'421 1'415

914 898

8'346 8'324 37 37 37

3'473 3'493 854 837 4'327 4'330 42 42 42 3 4 3 34 35 35 8.9% 6.5% 7.7% 9.9% 7.6% 8.8%

40 40 40 10.0% 7.7% 8.9%

+1.1%	+1.1%	+0.1%
-1.3%	-1.3%	-0.2%
-2.3%	-2.3%	-0.4%
-7.3%	-7.3%	-1.8%
-1.0% +0.0%	-1.0% -2.6%	-0.3% +0.0%
+2.9% +2.9% +0.6% -5.7% -5.7% -2.0% +1.1% +1.1% +0.1% -4.5% -4.5% +0.0% -25.0% +0.0% +33.3% -2.8% -2.8% +2.9%
+2.6% +0.0% +0.0%

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

	Change
YtD	Q2/Q2	Q2/Q1
-0.0%	-0.0%	+0.3%
-1.3%	-1.3%	-0.1%

Switzerland operational data

FM converged households (k)

Postpaid value HHs *

FM converged postpaid value HHs (in %)

BB HHs **

FM converged BB HHs (in %)

* HHs with at least 1 postpaid value subscription (all brands)

** HHs with at least 1 BB connection (all brands)

2'354

49%

1'710

67%

2'325

49%

1'704

67%

2'321

49%

1'697

67%

2'337

49%

1'695

67%

2'316

49%

1'684

67%

2'324

49%

1'682

67%

ng products (CHF)

ss

Switzerland B2B

RGUs (k)

Wireless

Broadband

TV

Fixed voice

Total RGUs ARPU underlyi ARPUP Wireless ARPU (CHF) ARPU wirele

1'981 1'986 2'001 2'011

282 279 276 272

64 63 63 62

215 212 208 204

2'542 2'540 2'548 2'549 48 48 48 47 48 46 47

26 26 26 26 26 25 26

2'038 2'063

269 266

60 60

194 189

2'561 2'578 46 45 45

25 24 25

+3.9%	+3.9%	+1.2%
-4.7%	-4.7%	-1.1%
-4.8%	-4.8%	+0.0%
-10.8%	-10.8%	-2.6%
+1.5% -6.3%	+1.5% -6.3%	+0.7% -2.2%
-3.8% -7.7% -4.0%

Switzerland Wholesale

731

722

712

704

749

742

+5.2%

+5.2%

+0.9%

RGUs (k)

Wholesale lines

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

Italy

(in EUR million)

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

YtD Q2/Q2 Q2/Q1

s

n and retention costs urchased

% of revenue

(incl. other income)

e

work tructure

(FTE)

7'220

7'165

Wireless

Wireline

Telco services

IT services

Hard- and software

Wholesale

Other

External revenue

Intersegment revenue

Revenue Network access cost Subscriber acquisitio Goods and service p Other direct costs Direct costs Contribution margin Contribution margin as Workforce expenses Other indirect costs Indirect costs EBITDAaL EBITDAaL as % of revenu CAPEX OpFCF OpFCF as % of revenue Wireless network Wireline access net Backbone and Infras IT Other CAPEX Number of employees

646	638	1'284	636	1'920	636	2'556
682	673	1'355	680	2'035	688	2'723
1'328	1'311	2'639	1'316	3'955	1'324	5'279
185	188	373	201	574	227	801
118	103	221	113	334	178	512
171	158	329	179	508	177	685
23	18	41	24	65	24	89
1'825	1'778	3'603	1'833	5'436	1'930	7'366
1	2	3	1	4	2	6
1'826 (369) (111) (327) (21) (828) 998 54.7% (117) (401) (518) 480 26.3% (477) 3 0.2% (122) (37) (47) (106) (165) (477) 7'637	1'780 (342) (110) (330) (19) (801) 979 55.0% (150) (413) (563) 416 23.4% (304) 112 6.3% (75) (20) (27) (44) (138) (304)	3'606 (711) (221) (657) (40) (1'629) 1'977 54.8% (267) (814) (1'081) 896 24.8% (781) 115 3.2% (197) (57) (74) (150) (303) (781) 7'650	1'834 (379) (107) (327) (15) (828) 1'006 54.9% (106) (404) (510) 496 27.0% (313) 183 10.0% (74) (24) (27) (41) (147) (313)	5'440 (1'090) (328) (984) (55) (2'457) 2'983 54.8% (373) (1'218) (1'591) 1'392 25.6% (1'094) 298 5.5% (271) (81) (101) (191) (450) (1'094) 7'266	1'932 (383) (106) (424) (22) (935) 997 51.6% (116) (587) (703) 294 15.2% (378) (84) -4.3% (91) (28) (37) (64) (158) (378)	7'372 (1'473) (434) (1'408) (77) (3'392) 3'980 54.0% (489) (1'805) (2'294) 1'686 22.9% (1'472) 214 2.9% (362) (109) (138) (255) (608) (1'472) 7'251

617	606	1'223
664	652	1'316
1'281	1'258	2'539
202	199	401
129	112	241
164	173	337
41	31	72
1'817	1'773	3'590
1	2	3
1'818	1'775	3'593

-4.8%	-5.0%	-1.8%
-2.9%	-3.1%	-1.8%
-3.8%	-4.0%	-1.8%
+7.5%	+5.9%	-1.5%
+9.0%	+8.7%	-13.2%
+2.4%	+9.5%	+5.5%
+75.6%	+72.2%	-24.4%
-0.4%	-0.3%	-2.4%
+0.0%	+0.0%	+100.0%
-0.4% +4.9% -1.8% +5.5% -7.5% +3.9% -3.9% -9.7% +4.5% +1.0% -9.8% -10.0% -8.7% -22.3% -5.3% -4.1% -24.0% +2.6% -10.0% -6.3%	-0.3% +7.9% -2.7% +3.0% -15.8% +3.9% -3.7% -18.0% +5.1% -1.1% -7.2% +5.6% -42.0% +2.7% +5.0% -7.4% -13.6% +15.9% +5.6% -6.3%	-2.4% -2.1% -2.7% -3.7% -23.8% -3.4% -1.5% +4.2% +4.1% +4.1% -8.5% -16.0% +62.5% +1.3% -36.4% -45.7% -50.0% +6.0% -16.0% -0.8%

(377)	(369)	(746)
(110)	(107)	(217)
(353)	(340)	(693)
(21)	(16)	(37)
(861)	(832)	(1'693)
957	943	1'900
52.6%	53.1%	52.9%

Italy

(118)	(123)	(241)
(417)	(434)	(851)
(535)	(557)	(1'092)
422	386	808
23.2%	21.7%	22.5%

(382)	(321)	(703)
40	65	105
2.2%	3.7%	2.9%

(76)	(77)	(153)
(33)	(21)	(54)
(46)	(25)	(71)
(76)	(38)	(114)
(151)	(160)	(311)
(382)	(321)	(703)

Adjustments

-9.8%

-7.2%

-8.5%

-7.6% -3.8% -6.5%

EBITDAaL

Integration cost OPEX

Adjustments EBITDAaL

EBITDAaL adjusted

EBITDAaL adjusted as % of revenue

480	416	896	496	1'392	294	1'686
					176	176
					176	176
480	416	896	496	1'392	470	1'862
26.3%	23.4%	24.8%	27.0%	25.6%	24.3%	25.3%

422	386	808
6	14	20
6	14	20
428	400	828
23.5%	22.5%	23.0%

Italy

(in EUR million)

CAPEX INWIT consolidation CAPEX Integration cost CAPEX Adjustments CAPEX CAPEX adjusted

OpFCF Adjustments EBITDAaL Adjustments CAPEX Adjustments OpFCF OpFCF adjusted

OpFCF adjusted as % of revenue

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
(477) (304) (781) (313) (1'094) (378) (1'472) 46 6 52 9 61 10 71 46 6 52 9 61 10 71
(431) (298) (729) (304) (1'033) (368) (1'401)
3 112 115 183 298 (84) 214 0 0 0 0 0 176 176 46 6 52 9 61 10 71 46 6 52 9 61 186 247
49 118 167 192 359 102 461
2.7% 6.6% 4.6% 10.5% 6.6% 5.3% 6.3%

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.
(382) (321) (703) 8 6 14 3 17 20 11 23 34
(371) (298) (669)
40 65 105 6 14 20 11 23 34 17 37 54
57 102 159
3.1% 5.7% 4.4%

Change
YtD	Q2/Q2	Q2/Q1
-10.0% +5.6% -16.0%
-8.2% +0.0% -19.7% -8.7% -42.0% +62.5%
-4.8% -13.6% +78.9%

EBITDA reconciliation

EBITDAaL

Lease expense

EBITDA

480	416	896	496	1'392	294	1'686
357	360	717	362	1'079	362	1'441
837	776	1'613	858	2'471	656	3'127

422	386	808
367	370	737
789	756	1'545

-9.8%	-7.2%	-8.5%
+2.8%	+2.8%	+0.8%
-4.2%	-2.6%	-4.2%

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

Italy B2C

(in EUR million)

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

YtD Q2/Q2 Q2/Q1

Wireless

Wireline

Telco services

Hard- and software

Other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin

443	437	880	433	1'313	432	1'745
363	356	719	356	1'075	355	1'430
806	793	1'599	789	2'388	787	3'175
65	43	108	55	163	67	230
6	3	9	7	16	7	23
877	839	1'716	851	2'567	861	3'428
0	1	1	0	1	1	2
877 (389) 488	840 (372) 468	1'717 (761) 956	851 (385) 466	2'568 (1'146) 1'422	862 (394) 468	3'430 (1'540) 1'890

419	412	831
352	339	691
771	751	1'522
63	56	119
20	11	31
854	818	1'672
0	1	1
854	819	1'673

-5.6%	-5.7%	-1.7%
-3.9%	-4.8%	-3.7%
-4.8%	-5.3%	-2.6%
+10.2%	+30.2%	-11.1%
+244.4%	+266.7%	-45.0%
-2.6%	-2.5%	-4.2%
+0.0%	+0.0%	n.m.
-2.6% +3.4% -7.3%	-2.5% +3.8% -7.5%	-4.1% -3.7% -4.4%

Italy B2C

(401)	(386)	(787)
453	433	886

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

Italy B2B

(in EUR million)

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

YtD Q2/Q2 Q2/Q1

Wireless

Wireline

Telco services

IT services

Hard- and software

Other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin

203	200	403	204	607	204	811
319	318	637	323	960	333	1'293
522	518	1'040	527	1'567	537	2'104
185	188	373	201	574	227	801
53	60	113	58	171	111	282
17	15	32	17	49	17	66
777	781	1'558	803	2'361	892	3'253
2	3	5	2	7	4	11
779 (378) 401	784 (379) 405	1'563 (757) 806	805 (388) 417	2'368 (1'145) 1'223	896 (483) 413	3'264 (1'628) 1'636

197	194	391
313	313	626
510	507	1'017
202	199	401
65	57	122
22	19	41
799	782	1'581
1	1	2
800	783	1'583

-3.0%	-3.0%	-1.5%
-1.7%	-1.6%	+0.0%
-2.2%	-2.1%	-0.6%
+7.5%	+5.9%	-1.5%
+8.0%	-5.0%	-12.3%
+28.1%	+26.7%	-13.6%
+1.5%	+0.1%	-2.1%
-60.0%	-66.7%	+0.0%
+1.3% +4.2% -1.5%	-0.1% +1.6% -1.7%	-2.1% -4.7% +0.5%

Italy B2B

(404)	(385)	(789)
396	398	794

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

Italy Wholesale

(in EUR million)

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

YtD Q2/Q2 Q2/Q1

Wholesale wireless

Wholesale wireline

Wholesale other

External revenue

Intersegment revenue

Revenue Direct costs Contribution margin

68	71	139	85	224	71	295
74	75	149	84	233	89	322
29	12	41	10	51	17	68
171	158	329	179	508	177	685
4	14	18	4	22	6	28
175 (61) 114	172 (52) 120	347 (113) 234	183 (57) 126	530 (170) 360	183 (65) 118	713 (235) 478

70	80	150
84	87	171
10	6	16
164	173	337
2	2	4
166	175	341

+7.9%	+12.7%	+14.3%
+14.8%	+16.0%	+3.6%
-61.0%	-50.0%	-40.0%
+2.4%	+9.5%	+5.5%
-77.8%	-85.7%	+0.0%
-1.7% +5.3% -5.1%	+1.7% +21.2% -6.7%	+5.4% +12.5% +1.8%

Italy Wholesale

(56)	(63)	(119)
110	112	222

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Italy operational data

YtD Q2/Q2 Q2/Q1

Italy

RGUs (k)

Wireless

Broadband

Wholesale lines

Total RGUs

20'174 20'116 20'110 20'216

6'058 5'992 5'946 5'916

720 778 832 905

26'952 26'886 26'888 27'037

20'215 20'207

5'849 5'792

968 1'018

27'032 27'017

+0.5%	+0.5%	-0.0%
-3.3%	-3.3%	-1.0%
+30.8%	+30.8%	+5.2%
+0.5%	+0.5%	-0.1%

ss

nualised) wireless

e

nualised) broadband

Italy B2C

RGUs (k)

Wireless

Broadband

Total RGUs Wireless ARPU (EUR) ARPU wirele Churn rate (an Churn rate Wireline ARPU (EUR) ARPU wirelin Churn rate (an Churn rate

16'360 16'195 16'085 16'039

4'921 4'853 4'807 4'779

21'281 21'048 20'892 20'818

9 9 9 9 9 9 9 21.6% 23.8% 22.7% 22.7% 22.7% 20.5% 22.2%

24 24 24 24 24 24 24 19.8% 20.2% 20.0% 18.3% 19.5% 20.2% 19.6%

15'932 15'818

4'715 4'663

20'647 20'481

9 9 9 20.0% 18.2% 19.1%

24 24 24 21.2% 18.4% 19.8%

-2.3%	-2.3%	-0.7%
-3.9%	-3.9%	-1.1%
-2.7%	-2.7%	-0.8%
+0.0% +0.0% +0.0%
+0.0% +0.0% +0.0%

Italy B2B

RGUs (k)

Wireless

Broadband

Total RGUs

3'814 3'921 4'025 4'177

1'137 1'139 1'139 1'137

4'951 5'060 5'164 5'314

4'283 4'389

1'134 1'129

5'417 5'518

+11.9%	+11.9%	+2.5%
-0.9%	-0.9%	-0.4%
+9.1%	+9.1%	+1.9%

Italy Wholesale

905

832

778

720

1'018

968

+30.8%

+30.8%

+5.2%

RGUs (k)

Wholesale lines

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Others

YtD Q2/Q2 Q2/Q1

3'217

3'175

103	109	212	104	316	111	427
149	176	325	179	504	180	684
252 (20) (106) (96) (202) 30 11.9% (8) 22 8.7% 3'334	285 (23) (109) (117) (226) 36 12.6% (10) 26 9.1%	537 (43) (215) (213) (428) 66 12.3% (18) 48 8.9% 3'325	283 (20) (99) (126) (225) 38 13.4% (11) 27 9.5%	820 (63) (314) (339) (653) 104 12.7% (29) 75 9.1% 3'314	291 (26) (102) (131) (233) 32 11.0% (10) 22 7.6%	1'111 (89) (416) (470) (886) 136 12.2% (39) 97 8.7% 3'269

94	100	194
165	170	335
259	270	529

-8.5%	-8.3%	+6.4%
+3.1%	-3.4%	+3.0%
-1.5% +2.3% -7.0% +4.2% -1.4% -4.5% -11.1% -2.1% -4.5%	-5.3% -4.3% -9.2% +0.0% -4.4% -11.1% -30.0% -3.8% -4.5%	+4.2% +0.0% -2.0% +11.4% +4.9% +3.2% -22.2% +13.6% -1.3%

External revenue Intersegment revenue Revenue Direct costs

Workforce expenses

Other indirect costs (incl. other income)

Indirect costs

EBITDAaL

EBITDAaL as % of revenue CAPEX OpFCF OpFCF as % of revenue Number of employees (FTE)

(22)	(22)	(44)
(101)	(99)	(200)
(105)	(117)	(222)
(206)	(216)	(422)
31	32	63
12.0%	11.9%	11.9%

Others

EBITDAaL

Restructuring cost

Adjustments EBITDAaL

EBITDAaL adjusted

EBITDAaL adjusted as % of revenue

OpFCF

Adjustments EBITDAaL

Adjustments OpFCF

OpFCF adjusted

OpFCF adjusted as % of revenue

(9)	(7)	(16)
22	25	47
8.5%	9.3%	8.9%

Adjustments

30	36	66	38	104	32	136
					1	1
					1	1
30	36	66	38	104	33	137
11.9%	12.6%	12.3%	13.4%	12.7%	11.3%	12.3%
22	26	48	27	75	22	97
0	0	0	0	0	1	1
0	0	0	0	0	1	1
22	26	48	27	75	23	98
8.7%	9.1%	8.9%	9.5%	9.1%	7.9%	8.8%

31	32	63
0	0	0
31	32	63
12.0%	11.9%	11.9%
22	25	47
0	0	0
0	0	0
22	25	47
8.5%	9.3%	8.9%

-4.5%	-11.1%	+3.2%
-4.5% -11.1% +3.2% -2.1% -3.8% +13.6%
-2.1% -3.8% +13.6%

EBITDAaL

Lease expense

EBITDA

31	32	63
1	1	2
32	33	65

-4.5%	-11.1%	+3.2%
+100.0%	n.m.	+0.0%
-3.0%	-8.3%	+3.1%

EBITDA reconciliation
		30	36	66	38	104	32	136
		1	0	1	1	2	2	4
		31	36	67	39	106	34	140
Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.

Change

2024
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

2025
Q1	Q2	30.06.	Q3	30.09.	Q4	31.12.

Reconciliation

YtD Q2/Q2 Q2/Q1

Reconciliation Group (in CHF million)

Revenue

B2C

B2B

Wholesale

Infrastructure & Support Functions

Elimination

Switzerland

Italy

Others

Elimination

Revenue EBITDAaL B2C B2B Wholesale Infrastructure & Support Functions Elimination Switzerland Italy Others Reconciliation pension cost Elimination EBITDAaL CAPEX B2C B2B Wholesale Infrastructure & Support Functions Elimination Switzerland Italy Others Elimination CAPEX

1'074	1'074	2'148	1'086	3'234	1'119	4'353
773	786	1'559	752	2'311	786	3'097
136	126	262	133	395	129	524
9	9	18	9	27	8	35
(6)	(7)	(13)	(9)	(22)	(11)	(33)
1'986	1'988	3'974	1'971	5'945	2'031	7'976
1'731	1'728	3'459	1'738	5'197	1'816	7'013
252	285	537	283	820	291	1'111
(163)	(188)	(351)	(194)	(545)	(197)	(742)
3'806	3'813	7'619	3'798	11'417	3'941	15'358
737 734 1'471 746 2'217 737 2'954 316 310 626 322 948 289 1'237 92 66 158 57 215 75 290 (259) (293) (552) (277) (829) (324) (1'153) 0 0 0 (1) (1) 2 1 886 817 1'703 847 2'550 779 3'329 455 405 860 470 1'330 273 1'603 30 36 66 38 104 32 136 4 5 9 5 14 11 25 (8) (12) (20) (10) (30) (19) (49) 1'367 1'251 2'618 1'350 3'968 1'076 5'044
(6) (8) (14) (9) (23) (14) (37) (13) (8) (21) (10) (31) (8) (39) 0 0 0 0 0 0 0 (426) (404) (830) (418) (1'248) (400) (1'648) 0 0 0 0 0 (1) (1) (445) (420) (865) (437) (1'302) (423) (1'725) (452) (298) (750) (295) (1'045) (355) (1'400) (8) (10) (18) (11) (29) (10) (39) 8 13 21 10 31 18 49 (897) (715) (1'612) (733) (2'345) (770) (3'115)

1'067	1'064	2'131
750	741	1'491
143	129	272
9	8	17
(7)	(7)	(14)
1'962	1'935	3'897
1'717	1'663	3'380
259	270	529
(179)	(181)	(360)
3'759	3'687	7'446
731 734 1'465 303 292 595 92 70 162 (261) (277) (538) 0 0 0 865 819 1'684 398 362 760 31 32 63 (4) (4) (8) (13) (12) (25) 1'277 1'197 2'474
(7) (8) (15) (12) (11) (23) 0 0 0 (403) (392) (795) (1) 1 0 (423) (410) (833) (360) (301) (661) (9) (7) (16) 13 12 25 (779) (706) (1'485)

-0.8%	-0.9%	-0.3%
-4.4%	-5.7%	-1.2%
+3.8%	+2.4%	-9.8%
-5.6%	-11.1%	-11.1%
+7.7%	+0.0%	+0.0%
-1.9%	-2.7%	-1.4%
-2.3%	-3.8%	-3.1%
-1.5%	-5.3%	+4.2%
+2.6%	-3.7%	+1.1%
-2.3%	-3.3%	-1.9%
-0.4% +0.0% +0.4% -5.0% -5.8% -3.6% +2.5% +6.1% -23.9% -2.5% -5.5% +6.1% n.m. n.m. n.m. -1.1% +0.2% -5.3% -11.6% -10.6% -9.0% -4.5% -11.1% +3.2% n.m. n.m. +0.0% +25.0% +0.0% -7.7% -5.5% -4.3% -6.3%
+7.1% +0.0% +14.3% +9.5% +37.5% -8.3% n.m. n.m. n.m. -4.2% -3.0% -2.7% n.m. n.m. n.m. -3.7% -2.4% -3.1% -11.9% +1.0% -16.4% -11.1% -30.0% -22.2% +19.0% -7.7% -7.7% -7.9% -1.3% -9.4%

Reconciliation			2024			2025		Change
		Q1 Q2 30.06.	Q3 30.09. Q4 31.12.		Q1 Q2 30.06.	Q3 30.09. Q4 31.12.		YtD Q2/Q2	Q2/Q1
		731 726 1'457	737 2'194 723 2'917		724 726 1'450			-0.5% +0.0%	+0.3%
		303 302 605	312 917 281 1'198		291 281 572			-5.5% -7.0%	-3.4%
		92 66 158	57 215 75 290		92 70 162			+2.5% +6.1%	-23.9%
		(685) (697) (1'382)	(695) (2'077) (724) (2'801)		(664) (669) (1'333)			-3.5% -4.0%	+0.8%
		0 0 0	(1) (1) 1 0		(1) 1 0			n.m. n.m.	n.m.
		441 397 838	410 1'248 356 1'604		442 409 851			+1.6% +3.0%	-7.5%
		3 107 110	175 285 (82) 203		38 61 99			-10.0% -43.0%	+60.5%
		22 26 48	27 75 22 97		22 25 47			-2.1% -3.8%	+13.6%
		4 5 9	5 14 11 25		(4) (4) (8)			n.m. n.m.	+0.0%
		0 1 1	0 1 (1) 0		0 0 0			-100.0% -100.0%	n.m.
		470 536 1'006	617 1'623 306 1'929		498 491 989			-1.7% -8.4%	-1.4%
Reconciliation Italy (in EUR million)
		877 840 1'717	851 2'568 862 3'430
		779 784 1'563	805 2'368 896 3'264
		175 172 347	183 530 183 713
		(5) (16) (21)	(5) (26) (9) (35)
n margin		1'826 1'780 3'606	1'834 5'440 1'932 7'372
n margin		488 468 956 466 1'422 468 1'890 401 405 806 417 1'223 413 1'636 114 120 234 126 360 118 478 (5) (14) (19) (3) (22) (2) (24) 998 979 1'977 1'006 2'983 997 3'980

854	819	1'673
800	783	1'583
166	175	341
(2)	(2)	(4)
1'818	1'775	3'593
453 433 886 396 398 794 110 112 222 (2) 0 (2) 957 943 1'900

-2.6%	-2.5%	-4.1%
+1.3%	-0.1%	-2.1%
-1.7%	+1.7%	+5.4%
-81.0%	-87.5%	+0.0%
-0.4%	-0.3%	-2.4%
-7.3% -7.5% -4.4% -1.5% -1.7% +0.5% -5.1% -6.7% +1.8% -89.5% -100.0% -100.0% -3.9% -3.7% -1.5%

OpFCF

B2C

B2B

Wholesale

Infrastructure & Support Functions

Elimination

Switzerland

Italy

Others

Reconciliation pension cost

Elimination

OpFCF

Revenue

B2C

B2B

Wholesale

Elimination

Revenue Contributio B2C B2B Wholesale Elimination Contributio

Remarks:

Swisscom does not accept any liability for misprints or other errors. All financials are in CHF million, unless specified otherwise, and presented under IFRS. The figures in this table are unaudited.