Assystem

Capital/Financing Update • Jan 5, 2022

HALF-YEAR LIQUIDITY CONTRACT STATEMENT

Paris, 5 January 2022

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 31 December 2021:

• 6,474 shares
• € 794,505.78
• Number of executions on buy side on semester: 683
• Number of executions on sell side on semester: 818
• Traded volume on buy side on semester: 23,263 shares for € 742,360.64
• Traded volume on sell side on semester: 32,130 shares for € 1,055,265.06

As a reminder:

• the following resources appeared on the last half year statement on 31 December 2020 on the liquidity account:

• 15,341 shares
• € 681,601.36
• Number of executions on buy side on semester: 402
• Number of executions on sell side on semester: 491
• Traded volume on buy side on semester: 17,562 shares for € 473,379.79
• Traded volume on sell side on semester: 25,411 shares for € 700,618.42
• 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 22 June 2021, introducing liquidity agreements on equity securities as permitted market practice.

ABOUT ASSYSTEM

Assystem is an international engineering group. As a key participant in the industry for over 50 years, the Group supports its clients in managing their capital expenditure throughout their asset life cycles. Assystem S.A is listed on Euronext Paris. For more information please visit www.assystem.com Follow Assystem on Twitter: @Assystem

CONTACT

Philippe Chevallier CFO & Deputy CEO Tél : +33 (0)1 41 25 28 07

	Buy Side			Sell Side
	Number of executions	Number of shares	Traded volume in EUR	Number of executions	Number of shares	Traded volume in EUR
Total	683	23,263	742,360.64	818	32,130	1,055,265.06
01/07/2021	1	29	896.10	5	266	8,376.34
05/07/2021	2	101	3,141.10	5	235	7,426.00
06/07/2021	12	800	24,040.00	1	27	818.10
07/07/2021	2	101	2,989.60	2	2	59.76
08/07/2021	5	205	6,057.75	3	99	2,979.90
09/07/2021	2	36	1,058.40	2	25	747.50
12/07/2021	7	460	13,395.20	-	-	-
13/07/2021	3	62	1,791.80	1	1	29.50
14/07/2021	4	137	3,949.71	1	1	29.50
15/07/2021	1	1	29.20	4	80	2,344.80
16/07/2021	1	1	28.95	1	1	28.95
21/07/2021	1	1	28.95	2	95	2,764.50
22/07/2021	4	101	2,918.90	2	7	203.56
23/07/2021	11	530	15,147.40	2	15	438.00
26/07/2021	7	270	7,641.00	3	154	4,385.92
27/07/2021	1	1	28.20	8	247	7,061.73
28/07/2021	1	1	28.70	26	1,155	33,737.55
29/07/2021	-	-	-	13	515	15,444.85
30/07/2021	12	194	5,847.16	9	295	8,920.80
02/08/2021	2	20	605.20	17	1,488	46,128.00
03/08/2021	6	214	6,631.86	-	-	-
04/08/2021	9	199	6,137.16	3	100	3,110.00
05/08/2021	1	55	1,705.00	3	100	3,110.00
06/08/2021	5	194	6,002.36	11	368	11,452.16
09/08/2021	1	1	31.10	3	134	4,175.44
10/08/2021	3	101	3,191.60	11	558	17,593.74
11/08/2021	5	118	3,746.50	9	643	20,608.15
12/08/2021	8	515	16,541.80	8	443	14,344.34
13/08/2021	1	1	32.40	4	158	5,119.20
16/08/2021	10	367	11,769.69	3	24	772.80
17/08/2021	8	202	6,433.70	9	201	6,442.05
18/08/2021	5	100	3,170.00	1	1	31.70
19/08/2021	16	701	21,941.30	2	59	1,866.76
20/08/2021	20	80	2,480.00	3	11	344.08
23/08/2021	5	66	2,046.00	3	79	2,477.44
24/08/2021	4	155	4,805.00	6	253	7,931.55
25/08/2021	3	101	3,161.30	6	295	9,283.65
26/08/2021	1	1	31.30	1	1	31.30
27/08/2021	1	1	31.30	3	22	694.32
30/08/2021	-	-	-	3	68	2,148.80
31/08/2021	3	17	532.27	2	4	126.36
01/09/2021	4	101	3,171.40	3	15	474.00
02/09/2021	39	586	18,166.00	1	1	31.40
03/09/2021	-	-	-	9	359	11,186.44
06/09/2021	-	-	-	14	441	13,909.14
07/09/2021	-	-	-	4	109	3,467.29
08/09/2021	-	-	-	8	191	6,102.45
09/09/2021	18	183	5,812.08	1	1	31.80
10/09/2021	-	-	-	1	1	31.90
13/09/2021	4	18	571.14	1	99	3,158.10

16/09/2021 4 85 2,720.00 9 399 12,967.50 17/09/2021 3 201 6,442.05 11 401 12,972.35 20/09/2021 16 524 16,867.56 3 130 4,240.60 21/09/2021 9 234 7,443.54 1 1 32.00 22/09/2021 - - - 7 150 4,804.50 23/09/2021 5 109 3,470.56 10 136 4,365.60 24/09/2021 13 536 16,878.64 2 2 63.40 27/09/2021 8 201 6,261.15 9 201 6,311.40 28/09/2021 2 100 3,130.00 4 179 5,638.50 29/09/2021 67 373 11,622.68 3 53 1,672.68 30/09/2021 14 458 14,078.92 - - - 01/10/2021 4 49 1,494.50 2 16 492.48 04/10/2021 22 614 18,505.96 - - - 05/10/2021 2 102 3,045.72 111 885 26,895.15 06/10/2021 - - - 5 300 9,279.00 07/10/2021 1 1 30.70 2 100 3,110.00 08/10/2021 1 1 30.90 2 11 342.87 11/10/2021 - - - 7 290 9,077.00 12/10/2021 1 1 31.40 12 684 21,771.72 13/10/2021 12 587 18,243.96 1 30 969.00 14/10/2021 - - - 1 1 31.50 15/10/2021 - - - 7 571 18,386.20 18/10/2021 8 591 18,604.68 3 247 7,869.42 19/10/2021 2 20 624.40 3 114 3,602.40 20/10/2021 4 68 2,128.40 2 117 3,705.39 21/10/2021 5 176 5,503.52 5 223 7,053.49 22/10/2021 7 238 7,427.98 4 157 4,961.20 25/10/2021 16 940 29,168.20 - - - 26/10/2021 4 101 3,100.70 6 182 5,649.28 27/10/2021 1 53 1,643.00 10 319 10,016.60 28/10/2021 12 562 17,450.10 - - - 29/10/2021 1 85 2,618.00 1 1 31.20 01/11/2021 - - - 10 235 7,313.20 02/11/2021 8 514 15,939.14 5 364 11,415.04 03/11/2021 5 187 5,825.05 4 343 10,804.50 04/11/2021 7 323 10,042.07 6 200 6,300.00 05/11/2021 6 277 8,575.92 4 200 6,260.00 08/11/2021 1 100 3,080.00 1 100 3,100.00 09/11/2021 10 400 12,296.00 3 100 3,110.00 10/11/2021 1 310 9,873.50 34 2,137 68,063.45 11/11/2021 12 700 22,533.00 21 800 25,976.00 12/11/2021 25 739 23,603.66 7 500 16,150.00 15/11/2021 10 461 14,775.05 9 500 16,170.00 16/11/2021 5 200 6,370.00 3 59 1,899.80 17/11/2021 - - - 16 841 27,273.63 18/11/2021 - - - 3 200 6,590.00 19/11/2021 9 300 9,774.00 7 333 11,062.26 22/11/2021 - - - 23 1,167 39,292.89 23/11/2021 - - - 28 1,200 41,832.00 24/11/2021 2 11 385.00 3 200 7,110.00 25/11/2021 16 323 11,288.85 - - - 26/11/2021 18 1,166 39,993.80 - - -	15/09/2021	-	-	-	4	177	5,671.08
29/11/2021 11 638 21,366.62 12 381 13,472.16

30/11/2021	2	82	2,870.00	16	919	32,596.93
01/12/2021	2	180	6,300.00	18	1,600	58,016.00
02/12/2021	7	500	18,005.00	21	801	29,300.58
03/12/2021	2	200	7,310.00	21	1,321	49,114.78
06/12/2021	21	1,514	55,821.18	13	338	12,850.76
08/12/2021	-	-	-	13	640	23,635.20
09/12/2021	-	-	-	17	641	24,082.37
10/12/2021	-	-	-	8	459	17,497.08
20/12/2021	-	-	-	1	17	644.30
24/12/2021	-	-	-	1	10	367.00