Press Release

VELIZY-VILLACOUBLAY, France — July 2, 2024

Half-year statement of the Liquidity contract enteredinto with Oddo BHF SCADassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) announces that the following
resources appeared on June 30, 2023 on the liquidity contract entered into with Oddo BHF SCA
implemented on January 7, 2015 and updated on June 18, 2019:-751,413.00 Dassault Systèmes shares, and€7,894,954.59 in cash.

It is reminded that:
1. at the time of the implementation of the liquidity contract, the following resources appearedon the liquidity account:-0 Dassault Systèmes shares;€10,000,000 in cash.

2. Pursuant to the amendment dated October 26, 2017, an additional contribution of€5,000,000 was made, increasing from €10,000,000 to €15,000,000 the resources of theliquidity agreement.
3. Pursuant to the amendment dated December 13, 2018, an additional contribution of€5,000,000 was made, increasing from €15,000,000 to €20,000,000 the resources of theliquidity agreement.
4. At the time of implementation of the latest liquidity contract on June 18, 2019, the following
resources appeared on the liquidity account:- 62,557 Dassault Systèmes stocks, and;- €17,496,140.38 in cash.
From January 1 to June 30, 2024 the following transactions have been carried out:
- 18,689 purchases;- 16,358 sales.
During the same period, the volume of securities traded, amounted to:- 2,822,332 Dassault Systèmes stocks and €113,258,725.12 purchases;- 2,471,906 Dassault Systèmes stocks and €100,247,061.30 sales.
___________

1

PURCHASESSALES

DateTransactions
quantity

Securities
quantity

Capital in EUR

Transactionsquantity

Securities
quantity

Capital in EUR

Total
02/01/2024
03/01/2024
04/01/2024
05/01/2024
08/01/2024
09/01/2024
10/01/2024
11/01/2024
12/01/2024
15/01/2024
16/01/2024
17/01/2024
18/01/2024
19/01/2024
22/01/2024
23/01/2024
24/01/2024
25/01/2024
26/01/2024
29/01/2024
30/01/2024
31/01/2024
01/02/2024
08/02/2024
09/02/2024
12/02/2024
13/02/2024
14/02/2024
15/02/2024
16/02/2024
19/02/2024
20/02/2024
21/02/2024
22/02/2024
23/02/2024
26/02/2024
27/02/2024
28/02/2024
29/02/2024
01/03/2024

18,68919517621212268
103
104
248
0
127
36
91
17187
17
134
104
100
142
178
18
195
128
5183
417
198
141
144
44
97
106
123
144
143
154
169
181
146
188

2,822,332
28,00025,50029,00018,250
10,25014,500
11,25032,5000
16,0003,500
10,0002,500
24,7503,000
16,166
14,50010,00013,50020,0002,250
26,75049,8001,000
23,52545,00033,75019,25021,5007,500
15,00019,50018,75022,00021,00020,00021,50022,344
19,50027,035113,258,725.12
1,221,848.75
1,090,571.25
1,229,446.33
762,409429,936.23
609,580
475,905
1,403,378.64
0712,420
156,512.50
457,327.21
115,480
1,147,492.10
139,815758,272.45
686,970
474,417.17
638,543.40
950,887.50
108,641.25
1,291,425
2,200,907
43,813.75
1,030,873.88
1,952,545.14
1,431,412.50
823,453.96
923,569.90
324,075
648,342.15
842,051.25
805,567.50
956,690906,795
864,043.75
924,480.13
964,289.12
844,031.25
1,158,331.68

16,358
45
166
0
132
139
118
134
187
189
68
209
130
182
50
178
175
158
143
219
211
182
218
37
123
124
27
81
132
143
147
123
81
67
203
154
198
229
111
131
442,471,906
5,750
17,0960
17,50020,75014,50022,50047,00046,75011,50030,25019,25021,5005,000
23,75017,50022,25020,75021,75022,25020,00026,0004,375
16,50015,0003,250
10,00021,50020,00018,00015,75014,25012,00036,00020,25023,50024,75016,00018,25010,000100,247,061.30
254,697.50
732,012.72
0732,091.25
874,270.20
611,741.25
954,967.50
2,033,812.89
2,068,374.05
512,467.50
1,368,390.46
882,525
1,000,312.50
232,417.73
1,110,902.50
821,648.03
1,061,572.50
987,154.18
1,035,973.75
1,061,828.91
967,454
1,260,409.25
195,433.75
724,926.25
664,858.75
143,558.75
425,349.20
921,365
861,635.58
781,024.02
681,528.75
615,607.50
517,410
1,568,895
875,636.25
1,017,657.62
1,068,540
691,746.25
792,135
430,472.50

2

PURCHASES

SALES

Date

Transactions
quantity

Securities
quantity

Capital in EUR

Transactions
quantity

Securities
quantity

Capital in EUR

04/03/2024
05/03/2024
06/03/2024
07/03/2024
08/03/2024
11/03/2024
12/03/2024
13/03/2024
14/03/2024
15/03/2024
18/03/2024
19/03/2024
20/03/2024
21/03/2024
22/03/2024
25/03/2024
26/03/2024
27/03/2024
28/03/2024
02/04/2024
03/04/2024
04/04/2024
05/04/2024
08/04/2024
09/04/2024
10/04/2024
11/04/2024
12/04/2024
15/04/2024
16/04/2024
17/04/2024
18/04/2024
19/04/2024
22/04/2024
23/04/2024
24/04/2024
25/04/2024
29/04/2024
30/04/2024
02/05/2024
03/05/2024

194
380
118
149
285
184
199
177
262
303
164
282
244
184
128
218
129
211
177
150
222
267
200
224
263
248
325
265
224
273
205
187
167
30
97
50
116
132
132
124
131

25,00066,40034,50019,34038,52425,75025,50021,750
40,00039,50021,50041,25028,50028,50018,00026,00017,00030,00027,50040,50021,13228,50022,50021,87527,00023,25031,50024,00024,00030,00031,50024,75026,5004,000
17,75020,18880,00026,50024,00023,00022,5001,072,005.99
2,789,848.25
1,429,436.33
815,319.08
1,619,697.05
1,082,958.95
1,075,509.55
925,557.50
1,681,200
1,649,403.75
901,025.65
1,700,220.02
1,169,130.48
1,161,990.07
736,903.10
1,071,642.36
699,759.46
1,237,850
1,130,567.25
1,638,337.50
842,553.73
1,131,294.55
887,476.35
880,122.90
1,078,207.50
924,935
1,248,795
950,580
944,926.25
1,156,510.75
1,214,815.08
947,170
1,009,570.06
153,305
681,940
784,848.74
2,972,699.60
999,250
891,630.68
844,999.33
828,165

213
13
282
200
208
237
190
208
210
225
279
12
124
275
267
11
165
254
137
58
58
62
63
76
62
75
77
42
48
57
62
87
152
111
99
157
130
106
0
50
126

27,5001,500
33,75027,25025,50030,75027,50021,00022,50024,25031,0001,800
17,00036,00034,2501,000
23,00031,00018,25021,00020,25027,750
28,50023,25020,25021,75031,50016,50020,25026,2508,500
14,50017,00014,00013,50024,00023,28316,0000
8,000
20,0001,182,910
64,027.50
1,405,532.49
1,152,070.57
1,075,171.94
1,296,727.50
1,163,166.25
897,156.86
947,223.75
1,016,454.50
1,300,979.88
74,807.75
699,878.66
1,476,860.58
1,415,879.19
41,441.23
948,977.50
1,281,520.23
752,050
851,196.40
808,627.50
1,103,107.50
1,133,617.50
937,200
809,535
866,167.50
1,251,262.50
656,692.50
799,650
1,014,265
328,900
556,122.50
649,025.66
538,365
520,447.50
934,899.54
896,669.97
604,8300294,692.50
738,376.82
3

PURCHASES

SALES

Date

Transactions
quantity

Securities
quantity

Capital in EUR

Transactions
quantity

Securities
quantity

Capital in EUR

06/05/2024
07/05/2024
08/05/2024
09/05/2024
10/05/2024
13/05/2024
14/05/2024
15/05/2024
16/05/2024
17/05/2024
20/05/2024
21/05/2024
22/05/2024
23/05/2024
24/05/2024
27/05/2024
28/05/2024
29/05/2024
30/05/2024
31/05/2024
03/06/2024
06/06/2024
07/06/2024
10/06/2024
11/06/2024
12/06/2024
13/06/2024
14/06/2024
17/06/2024
18/06/2024
19/06/2024
20/06/2024
21/06/2024
24/06/2024
25/06/2024
26/06/2024
27/06/2024
28/06/2024

114
31
86
146
82
199
159
127
129
184
98
85
89
278
187
142
149
206
156
191
117
138
152
129
207
184
213
141
166
82
157
118
173
152
99
101
189
28

19,0005,250
16,00028,00012,50033,50024,00019,00028,00030,00014,00011,00014,00040,00028,00026,00026,00032,31230,00035,75031,50022,00029,00023,941
31,00028,75035,25025,00027,00017,00033,50020,00027,00022,50017,00015,00030,0005,000

706,961.06196,185
612,789.57
1,067,207.50
476,430
1,276,869.37
914,053.36
724,340.11
1,063,100
1,129,270
528,032.04
420,345.25
547,480
1,568,145.17
1,086,618.12
1,006,925.88
1,002,985
1,228,159.36
1,121,787.50
1,307,255
1,163,264.50
829,450
1,083,184.56
877,789.86
1,137,782.74
1,048,637.50
1,276,806.59
890,727.50
957,987.50
605,822.50
1,168,826
698,730.88
937,727.48
780,278.62
591,165
530,425
1,051,220
175,250

230
251
119
178
109
146
167
121
161
104
96
234
296
130
114
174
31150
103105138
250
43
88
159
217
35
122
163
212
114
168
132
239
262
176
104
61

26,53432,00019,50028,50016,00023,00030,00018,25020,551
19,25010,50036,50048,00023,50017,00025,0004,500
22,00011,75017,75018,25040,0007,000
15,00024,26738,0007,000
20,00021,00034,00014,00034,00018,00035,50032,00032,00016,00012,000989,249.21
1,204,153.63
748,490
1,087,462.50
610,993.70
878,107.55
1,144,462.25
697,816.10
783,721.16
726,372.43
396,797.65
1,398,958.38
1,885,899.70
929,098.70
661,560
970,102.50
175,165.50
837,866.96
440,361.90
652,970
678,415.10
1,512,309.81
263,222.64
550,425
892,518.90
1,392,523.62
255,853
714,471.67
746,351.35
1,215,407.48
490,803
1,188,770
625,780
1,232,621.30
1,118,685
1,135,332.50
562,240
422,430____________

4

ABOUT DASSAULT SYSTÈMES
Dassault Systèmes is a catalyst for human progress. We provide business and people with collaborative virtualenvironments to imagine sustainable innovations. By creating virtual twin experiences of the real world with our3DEXPERIENCE platform and applications, our customers can redefine the creation, production and life-cyclemanagement processes of their offer and thus have a meaningful impact to make the world more sustainable. The beautyof the Experience Economy is that it is a human-centered economy for the benefit of all –consumers, patients and citizens.
Dassault Systèmes brings value to more than 350,000 customers of all sizes, in all industries, in more than 150 countries.
For more information, visit www.3ds.com
Dassault Systèmes Investor Relations Team
Béatrix Martinez :+33 1 61 62 40 73 / 69 24
investors@3ds.com

FTI Consulting
Arnaud de Cheffontaines: +33 1 47 03 69 48
Jamie Ricketts : +44 20 3727 1600
Tom Blundell: +44 20 3727 1600

Dassault Systèmes Press Contacts
Corporate / France
Arnaud Malherbe: +33 1 61 62 87 73
arnaud.malherbe@3ds.com© Dassault Systèmes. All rights reserved. 3DEXPERIENCE, the 3DS logo, the Compass icon, IFWE, 3DEXCITE, 3DVIA, BIOVIA, CATIA, CENTRIC
PLM, DELMIA, ENOVIA, GEOVIA, MEDIDATA, NETVIBES, OUTSCALE, SIMULIA and SOLIDWORKS are commercial trademarks or registeredtrademarks of Dassault Systèmes, a European company (Societas Europaea) incorporated under French law, and registered with the Versailles tradeand companies registry under number 322 306 440, or its subsidiaries in the United States and/or other countries. All other trademarks are owned bytheir respective owners. Use of any Dassault Systèmes or its subsidiaries trademarks is subject to their express written approval.

5