Assystem

Capital/Financing Update • Jul 2, 2021

HALF-YEAR LIQUIDITY CONTRACT STATEMENT

Paris, 2 July 2021,

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 30 June 2021:

• 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

As a reminder:

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

• 23,190 shares
• € 454,362.73
• Number of executions on buy side on semester: 481
• Number of executions on sell side on semester: 552
• Traded volume on buy side on semester: 19,326 shares for € 445,697.96
• Traded volume on sell side on semester: 22,929 shares for € 539,446.83
• 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° 2018-01 dated 2nd July 2018, 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	402	17,562	473,379.79		491	25,411	700,618.42
04/01/2021	3	200	4,900.00		-	-	-
05/01/2021	1	1	24.60		7	270	6,728.40
06/01/2021	1	100	2,540.00		29	1,821	47,218.53
07/01/2021	-	-	-		1	28	750.40
08/01/2021 11/01/2021	- -	- -	- -		5 2	308 54	8,294.44 1,463.40
12/01/2021	-	-	-		6	283	7,666.47
13/01/2021	2	100	2,710.00		11	618	16,846.68
14/01/2021	7	200	5,430.00		3	130	3,575.00
15/01/2021	3	100	2,720.00		3	300	8,211.00
18/01/2021	1	100	2,710.00		-	-	-
19/01/2021 20/01/2021	6 -	100 -	2,700.00 -		- 1	- 1	- 27.20
21/01/2021	1	1	27.10		1	1	27.10
22/01/2021	5	200	5,370.00		3	100	2,700.00
25/01/2021	2	100	2,680.00		-	-	-
26/01/2021	7	195	5,259.15		7	400	10,860.00
27/01/2021	7	205	5,504.25		2	101	2,727.00
28/01/2021	1	1	26.95		1	1	26.95
29/01/2021	5	500	13,300.00		9	400	10,724.00
01/02/2021	1	100	2,690.00		7	203	5,521.60
02/02/2021	4	400	10,752.00		11	436	11,819.96
03/02/2021	-	-	-		51	2,498	70,368.66
04/02/2021 05/02/2021	13 16	500 1,200	14,000.00 33,096.00		- -	- -	- -
08/02/2021	-	-	-		2	43	1,186.80
09/02/2021	7	300	8,160.00		1	23	634.80
10/02/2021	4	100	2,740.00		5	374	10,270.04
11/02/2021	3	118	3,219.04		-	-	-
12/02/2021	13	682	18,338.98		-	-	-
15/02/2021	-	-	-		6	360	9,730.80
16/02/2021	12	330	8,837.40		2	40	1,084.00
17/02/2021	15	871	22,811.49		2	101	2,647.21
18/02/2021	7	369	9,693.63		18	1,399	37,353.30
19/02/2021	2	69	1,824.36		1	1	27.20
22/02/2021	2	55	1,452.00		-	-	-
23/02/2021 24/02/2021	13 11	406 635	10,616.90 16,319.50		- -	- -	- -
25/02/2021	2	54	1,377.00		2	51	1,326.00
01/03/2021	1	100	2,510.00		6	389	9,907.83
02/03/2021	-	-	-		7	311	8,023.80
03/03/2021	1	1	25.95		1	1	25.95
04/03/2021	2	100	2,560.00		-	-	-
05/03/2021	-	-	-		1	1	26.00
08/03/2021	-	-	-		4	148	3,848.00
09/03/2021	1	100	2,600.00		11	510	13,387.50
10/03/2021	3	300	7,920.00		6	390	10,374.00
11/03/2021	2	200	5,290.00		6	300	8,001.00
12/03/2021	4	193	5,104.85		5	100	2,670.00
15/03/2021	-	-	-		2	100	2,670.00
16/03/2021	6	107	2,824.80		3	67	1,795.60
17/03/2021	19	800	20,760.00		3	80	2,080.80
18/03/2021	20	1,600	40,400.00		10	353	9,223.89
19/03/2021	-	-	-		7	469	11,936.05
22/03/2021 23/03/2021	1 -	100 -	2,470.00 -		1 4	1 130	25.40 3,286.40
24/03/2021	-	-	-		2	29	736.60
25/03/2021	-	-	-		2	24	609.60
26/03/2021	4	97	2,473.50		7	448	11,437.44
29/03/2021	17	316	7,991.64		1	10	254.00
30/03/2021	11	288	7,289.28		6	490	12,504.80
31/03/2021	-	-	-		6	200	5,130.00
01/04/2021	2	82	2,091.00		1	20	516.00

06/04/2021	-	-	-	17	680	17,754.80
07/04/2021	3	200	5,200.00	-	-	-
08/04/2021	-	-	-	1	1	26.30
09/04/2021	1	1	26.25	4	100	2,630.00
12/04/2021	-	-	-	4	300	7,950.00
13/04/2021	1	100	2,625.00	28	2,299	63,521.37
14/04/2021	5	111	3,064.71	1	1	28.25
15/04/2021	2	101	2,787.60	5	401	11,288.15
16/04/2021	1	18	502.20	-	-	-
19/04/2021	10	182	5,068.70	-	-	-
20/04/2021	12	649	17,795.58	1	1	27.95
21/04/2021	1	1	27.15	1	1	27.15
23/04/2021	2	52	1,414.40	-	-	-
26/04/2021	-	-	-	1	1	27.50
27/04/2021	1	1	27.25	4	300	8,280.00
28/04/2021	-	-	-	3	300	8,370.00
29/04/2021	-	-	-	5	300	8,460.00
30/04/2021	5	218	6,136.70	3	200	5,670.00
03/05/2021	-	-	-	4	153	4,360.50
04/05/2021	2	82	2,320.60	16	947	27,349.36
06/05/2021	3	82	2,369.80	-	-	-
07/05/2021	-	-	-	2	100	2,940.00
10/05/2021	1	18	528.30	2	28	823.20
11/05/2021	7	332	9,621.36	1	28	814.80
12/05/2021	-	-	-	2	172	5,015.52
13/05/2021	1	1	29.15	1	1	29.15
14/05/2021	4	68	1,972.00	1	100	2,920.00
17/05/2021	1	4	116.00	2	42	1,230.60
18/05/2021	1	1	29.35	2	59	1,731.65
19/05/2021	2	96	2,784.00	-	-	-
20/05/2021	1	1	29.05	2	11	321.09
21/05/2021	-	-	-	1	90	2,637.00
25/05/2021	1	10	290.00	-	-	-
26/05/2021	1	1	29.15	1	1	29.15
27/05/2021	-	-	-	1	100	2,930.00
28/05/2021	-	-	-	12	872	25,994.32
31/05/2021	-	-	-	2	200	6,070.00
01/06/2021	1	1	30.50	11	801	24,718.86
02/06/2021	-	-	-	2	100	3,130.00
07/06/2021	3	100	3,090.00	-	-	-
08/06/2021	1	1	31.00	1	1	31.00
09/06/2021	4	322	9,882.18	-	-	-
10/06/2021	4	78	2,379.00	-	-	-
14/06/2021	4	65	1,976.00	-	-	-
15/06/2021	9	335	10,123.70	-	-	-
16/06/2021	1	1	30.15	1	1	30.15
17/06/2021	6	201	6,019.95	1	1	30.00
18/06/2021	12	539	16,002.91	5	300	8,970.00
21/06/2021	1	2	59.60	2	100	3,010.00
22/06/2021	5	399	11,870.25	9	401	12,170.35
23/06/2021	-	-	-	4	200	6,130.00
24/06/2021	-	-	-	3	100	3,080.00
25/06/2021	1	1	30.80	7	277	8,556.53
28/06/2021	-	-	-	11	324	10,086.12
29/06/2021	-	-	-	3	100	3,130.00