Assystem

Capital/Financing Update • Jul 2, 2024

HALF-YEAR LIQUIDITY CONTRACT STATEMENT

Paris, July 2nd, 2024

Under the liquidity contract entered into between ASSYSTEM S.A. (ISIN: FR0000074148 - ASY) and Kepler Chevreux, the following resources appeared on the liquidity account on June 30th ,2024:

• 3,402 shares
• € 1,085,569.80
• Number of executions on buy side on semester: 2,712
• Number of executions on sell side on semester: 2,880
• Traded volume on buy side on semester: 76,210 shares for € 4,059,854.68
• Traded volume on sell side on semester: 73,779 shares for € 3,978,361.69

As a reminder:

• the following resources appeared on the last half year statement on December 31st, 2023 on the liquidity account:
• 971 shares
• € 1,150,112.78
• Number of executions on buy side on semester: 2,733
• Number of executions on sell side on semester: 2,869
• Traded volume on buy side on semester: 79,149 shares for € 3,404,816.97
• Traded volume on sell side on semester: 80,480 shares for € 3,486,189.62
• the following resources appeared on the liquidity account when the activity started:
• 22,970 shares
• € 923,444.41

The liquidity agreement complies with AMF Decision n° 2021-01 dated on June 22nd , 2021, introducing liquidity agreements on equity securities as permitted market practice.

ABOUT ASSYSTEM

Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition. With more than 55 years of experience in highly regulated sectors with stringent safety and security constraints, the Group provides engineering and project management services as well as digital solutions and services to optimise the performance of complex infrastructure assets throughout their life cycle.

In its 12 countries of operation, Assystem's 7,500 experts are supporting energy transition. To achieve an affordable low carbon energy supply, Assystem is committed to the development of low carbon electricity (nuclear, renewables and electricity grids) and clean hydrogen. The Group is also helping drive the use of low carbon electricity in industrial sectors such as transportation.

To find out more visit www.assystem.com / Follow Assystem on Twitter: @Assystem

CONTACT Malène Korvin CFO Tél : +33 (0)1 41 25 29 00

	Buy side			Sell side
	Number of executions	Number of shares	Trade volume in EUR	Number of executions	Number of shares	Trade volume in EUR
Total	2 712	76 210	4 059 854,68	2 880	73 779	3 978 361,69
02/01/2024	-	-	-	34	786	39 913,08
03/01/2024	62	1 760	87 260,80	-	-	-
04/01/2024	35	833	40 733,70	21	589	28 919,90
05/01/2024	47	1 453	70 528,62	-	-	-
08/01/2024	12	506	24 576,42	36	1 071	52 489,71
09/01/2024 10/01/2024	31 47	1 150 1 150	55 913,00 55 418,50	30 12	881 299	42 983,99 14 489,54
11/01/2024	61	1 644	78 270,84	31	964	46 416,60
12/01/2024	-	-	-	59	1 757	84 318,43
15/01/2024	4	150	7 309,50	30	650	31 752,50
16/01/2024	59	1 620	77 938,20	1	10	486,00
17/01/2024	82	2 550	119 289,00	9	358	16 836,74
18/01/2024 19/01/2024	6 30	200 850	9 470,00 40 162,50	54 6	1 251 151	59 785,29 7 166,46
22/01/2024	20	529	25 111,63	24	849	40 531,26
23/01/2024	20	621	29 683,80	17	519	24 943,14
24/01/2024	11	280	13 504,40	27	662	32 126,86
25/01/2024	4	150	7 519,50	31	1 079	55 234,01
26/01/2024	4	200	10 200,00	26	660	33 970,20
29/01/2024	17	508	26 222,96	11	450	23 400,00
30/01/2024 31/01/2024	13 9	292 274	15 058,44 14 308,28	15 9	358 212	18 558,72 11 127,88
01/02/2024	22	626	32 833,70	15	478	25 281,42
02/02/2024	13	350	18 308,50	10	292	15 397,16
05/02/2024	16	500	26 110,00	5	157	8 269,19
06/02/2024	13	246	12 713,28	3	100	5 200,00
07/02/2024	21	454	23 476,34	12	450	23 350,50
08/02/2024	7	150	7 800,00	18	350	18 210,50
09/02/2024 12/02/2024	1 12	50 255	2 660,00 13 866,90	29 15	1 003 350	53 851,07 19 218,50
13/02/2024	30	825	44 286,00	21	572	30 796,48
14/02/2024	18	484	25 685,88	10	228	12 179,76
15/02/2024	5	183	9 726,45	31	650	34 723,00
16/02/2024	25	775	41 237,75	16	555	29 648,10
19/02/2024	5	191	10 155,47	23	595	31 933,65
20/02/2024	-	-	-	35	750	40 747,50
21/02/2024 22/02/2024	9 18	190 572	10 337,90 31 088,20	22 10	350 450	19 089,00 24 718,50
23/02/2024	13	288	15 560,64	30	619	33 642,65
26/02/2024	15	446	23 874,38	13	213	11 470,05
27/02/2024	12	304	16 224,48	25	746	40 082,58
28/02/2024	20	536	28 740,32	2	42	2 259,60
29/02/2024	24	421	22 552,97	23	509	27 318,03
01/03/2024 04/03/2024	37 17	750 534	39 600,00 28 088,40	45 7	899 200	47 655,99 10 560,00
05/03/2024	17	416	21 939,84	19	611	32 486,87
06/03/2024	14	400	21 064,00	41	366	19 368,72
07/03/2024	2	100	5 290,00	25	774	41 246,46
08/03/2024	13	350	18 721,50	10	349	18 776,20
11/03/2024	21	595	31 933,65	10	305	16 466,95
12/03/2024 13/03/2024	14 20	523 434	28 032,80 23 535,82	25 22	737 630	39 680,08 34 423,20
14/03/2024	34	1 061	60 445,17	52	1 546	88 771,32
15/03/2024	40	1 169	65 183,44	36	901	50 591,15
18/03/2024	3	150	8 430,00	55	1 240	70 729,60
19/03/2024	11	232	13 402,64	25	440	25 502,40
20/03/2024	11	348	20 114,40	24	310	17 995,50
21/03/2024 22/03/2024	13 9	200 160	11 736,00 9 424,00	19 14	313 160	18 448,22 9 500,80
25/03/2024	-	-	-	8	140	8 324,40
27/03/2024	6	100	5 840,00	3	48	2 819,04
28/03/2024	5	80	4 680,00	6	100	5 892,00
02/04/2024	3	30	1 791,90	8	70	4 206,30
03/04/2024	19	700	37 114,00	-	-	-
04/04/2024 05/04/2024	55 44	1 950 1 349	102 531,00 69 298,13	55 25	1 330 622	70 490,00 32 033,00
08/04/2024	34	1 043	53 818,80	53	1 232	63 990,08
09/04/2024	25	900	46 773,00	54	1 446	75 351,06
10/04/2024	34	1 026	53 865,00	51	1 273	67 214,40
11/04/2024	18	552	28 786,80	21	492	25 746,36
12/04/2024	13	401	21 080,57	19	701	37 061,87
15/04/2024 16/04/2024	1 45	10 1 476	526,00 77 106,24	28 3	779 60	41 240,26 3 145,80
17/04/2024	7	250	13 065,00	19	350	18 354,00

18/04/2024	12	353	18 560,74	13	420	22 150,80
19/04/2024	15	512	26 618,88	1	50	2 630,00
22/04/2024	23	550	28 545,00	21	900	46 872,00
23/04/2024	-	-	-	29	871	45 823,31
24/04/2024	11	371	19 651,87	10	259	13 739,95
25/04/2024	29	769	40 572,44	17	420	22 251,60
26/04/2024	-	-	-	22	600	32 226,00
29/04/2024	8	150	8 203,50	9	190	10 429,10
30/04/2024	24	570	30 825,60	6	80	4 366,40
02/05/2024	29	889	47 401,48	15	340	18 176,40
03/05/2024	-	-	-	33	570	30 660,30
06/05/2024	-	-	-	31	530	29 139,40
07/05/2024	18	550	30 618,50	19	270	15 079,50
08/05/2024	-	-	-	17	270	15 203,70
09/05/2024	9	250	14 165,00	12	120	6 819,60
10/05/2024	13	450	25 546,50	8	150	8 557,50
13/05/2024	18	588	33 874,68	32	542	31 338,44
14/05/2024	25	724	41 383,84	46	758	43 577,42
15/05/2024	12	490	28 130,90	23	510	29 350,50
16/05/2024	24	907	51 825,98	28	461	26 401,47
17/05/2024	38	719	40 817,63	21	589	33 631,90
20/05/2024	51	1 044	59 497,56	-	-	-
21/05/2024	49	1 393	78 467,69	31	1 150	64 940,50
22/05/2024	2	100	5 705,00	48	1 173	67 165,98
23/05/2024	2	100	5 745,00	24	517	29 851,58
24/05/2024	8	270	15 603,30	41	720	41 767,20
27/05/2024	20	600	35 094,00	26	475	27 887,25
28/05/2024	32	950	54 834,00	6	125	7 277,50
29/05/2024	45	1 335	75 587,70	-	-	-
30/05/2024	15	401	22 500,11	50	1 068	60 406,08
31/05/2024	9	220	12 606,00	52	988	56 810,00
03/06/2024	29	793	45 510,27	23	453	26 065,62
04/06/2024	12	267	15 205,65	31	671	38 575,79
05/06/2024	12	376	21 736,56	46	945	54 838,35
06/06/2024	12	374	21 662,08	31	555	32 345,40
07/06/2024	9	200	11 670,00	26	800	47 080,00
10/06/2024	60	1 430	82 811,30	11	251	14 580,59
11/06/2024	20	700	40 943,00	20	749	43 876,42
12/06/2024	27	620	35 972,40	34	990	58 053,60
13/06/2024	41	1 211	71 630,65	30	1 040	61 692,80
14/06/2024	82	2 549	142 922,43	-	-	-
17/06/2024	102	2 500	132 425,00	29	1 250	67 237,50
18/06/2024	26	822	44 585,28	48	1 650	90 205,50
19/06/2024	53	1 628	87 472,44	19	900	48 645,00
20/06/2024	40	714	38 434,62	54	1 520	82 171,20
21/06/2024	45	1 210	65 340,00	36	1 180	64 156,60
24/06/2024	19	301	16 254,00	46	1 750	95 585,00
25/06/2024	32	710	38 744,70	35	1 050	57 519,00
26/06/2024	29	840	45 864,00	17	702	38 595,96
27/06/2024	26	780	42 127,80	12	548	29 893,40
28/06/2024	37	1 075	57 222,25	8	220	11 803,00