DATADOG INC

Ticker: DDOG CUSIP: 23804L103 Class: EQTY

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 491,716 Value ($000) $66,868 Avg Close $158.02 Range $135.11 - $201.69

Q3 2025

Shares 491,711 Value ($000) $70,018 Avg Close $137.70 Range $123.42 - $157.38

Q2 2025

Shares 527,426 Value ($000) $70,849 Avg Close $110.71 Range $81.63 - $135.41

Q1 2025

Shares 470,186 Value ($000) $46,648 Avg Close $126.18 Range $96.63 - $153.42

Q4 2024

Shares 474,356 Value ($000) $67,780 Avg Close $137.35 Range $113.08 - $170.08

Q3 2024

Shares 385,600 Value ($000) $44,372 Avg Close $116.83 Range $98.80 - $134.80

Q2 2024

Shares 338,716 Value ($000) $43,931 Avg Close $120.98 Range $107.30 - $132.90

Q1 2024

Shares 298,021 Value ($000) $36,836 Avg Close $125.70 Range $110.69 - $138.61

Q4 2023

Shares 316,022 Value ($000) $38,359 Avg Close $103.00 Range $77.81 - $124.69

Q3 2023

Shares 334,350 Value ($000) $30,456 Avg Close $98.92 Range $83.87 - $118.02

Q2 2023

Shares 315,817 Value ($000) $31,070 Avg Close $83.62 Range $62.60 - $103.80

Q1 2023

Shares 271,786 Value ($000) $19,748 Avg Close $73.42 Range $61.34 - $90.01

Q4 2022

Shares 304,866 Value ($000) $22,408 Avg Close $78.12 Range $66.45 - $97.31

Q3 2022

Shares 273,352 Value ($000) $24,269 Avg Close $100.71 Range $84.46 - $120.75

Q2 2022

Shares 285,187 Value ($000) $27,205 Avg Close $109.90 Range $81.12 - $159.00

Q1 2022

Shares 213,647 Value ($000) $32,379 Avg Close $146.28 Range $113.89 - $184.70

Q4 2021

Shares 225,231 Value ($000) $40,116 Avg Close $169.72 Range $134.63 - $199.68

Q3 2021

Shares 243,311 Value ($000) $34,392 Avg Close $126.28 Range $101.38 - $150.67

Q2 2021

Shares 242,142 Value ($000) $25,202 Avg Close $90.34 Range $69.73 - $107.40

Q1 2021

Shares 182,633 Value ($000) $15,221 Avg Close $96.41 Range $74.53 - $119.43

Q4 2020

Shares 113,502 Value ($000) $11,173 Avg Close $99.80 Range $79.76 - $118.13

Q3 2020

Shares 57,887 Value ($000) $5,914 Avg Close $87.05 Range $72.60 - $107.99

Q2 2020

Shares 61,556 Value ($000) $5,352 Avg Close $60.88 Range $33.04 - $93.00

Q1 2020

Shares 56,870 Value ($000) $2,046 Avg Close $41.22 Range $28.88 - $50.12

Q4 2019

Shares 51,046 Value ($000) $1,929 Avg Close $35.97 Range $27.55 - $44.09

Q3 2019

Shares 22,827 Value ($000) $774 Avg Close $34.77 Range $30.47 - $41.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	491,716	$66,868	$158.02	$135.11 - $201.69
Q3 2025	491,711	$70,018	$137.70	$123.42 - $157.38
Q2 2025	527,426	$70,849	$110.71	$81.63 - $135.41
Q1 2025	470,186	$46,648	$126.18	$96.63 - $153.42
Q4 2024	474,356	$67,780	$137.35	$113.08 - $170.08
Q3 2024	385,600	$44,372	$116.83	$98.80 - $134.80
Q2 2024	338,716	$43,931	$120.98	$107.30 - $132.90
Q1 2024	298,021	$36,836	$125.70	$110.69 - $138.61
Q4 2023	316,022	$38,359	$103.00	$77.81 - $124.69
Q3 2023	334,350	$30,456	$98.92	$83.87 - $118.02
Q2 2023	315,817	$31,070	$83.62	$62.60 - $103.80
Q1 2023	271,786	$19,748	$73.42	$61.34 - $90.01
Q4 2022	304,866	$22,408	$78.12	$66.45 - $97.31
Q3 2022	273,352	$24,269	$100.71	$84.46 - $120.75
Q2 2022	285,187	$27,205	$109.90	$81.12 - $159.00
Q1 2022	213,647	$32,379	$146.28	$113.89 - $184.70
Q4 2021	225,231	$40,116	$169.72	$134.63 - $199.68
Q3 2021	243,311	$34,392	$126.28	$101.38 - $150.67
Q2 2021	242,142	$25,202	$90.34	$69.73 - $107.40
Q1 2021	182,633	$15,221	$96.41	$74.53 - $119.43
Q4 2020	113,502	$11,173	$99.80	$79.76 - $118.13
Q3 2020	57,887	$5,914	$87.05	$72.60 - $107.99
Q2 2020	61,556	$5,352	$60.88	$33.04 - $93.00
Q1 2020	56,870	$2,046	$41.22	$28.88 - $50.12
Q4 2019	51,046	$1,929	$35.97	$27.55 - $44.09
Q3 2019	22,827	$774	$34.77	$30.47 - $41.44