ONESTREAM INC

Ticker: OS CUSIP: 68278B107 Class: CL A

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 2,105,813 Value ($000) $38,705 Avg Close $19.07 Range $16.51 - $23.93

Q3 2025

Shares 2,102,778 Value ($000) $38,754 Avg Close $21.95 Range $18.15 - $27.21

Q2 2025

Shares 2,049,875 Value ($000) $58,011 Avg Close $24.90 Range $16.69 - $29.66

Q1 2025

Shares 1,029,693 Value ($000) $21,974 Avg Close $25.65 Range $20.00 - $30.93

Q4 2024

Shares 988,157 Value ($000) $28,182 Avg Close $30.68 Range $27.85 - $35.39

Q3 2024

Shares 453,455 Value ($000) $15,372 Avg Close $29.47 Range $24.50 - $35.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,105,813	$38,705	$19.07	$16.51 - $23.93
Q3 2025	2,102,778	$38,754	$21.95	$18.15 - $27.21
Q2 2025	2,049,875	$58,011	$24.90	$16.69 - $29.66
Q1 2025	1,029,693	$21,974	$25.65	$20.00 - $30.93
Q4 2024	988,157	$28,182	$30.68	$27.85 - $35.39
Q3 2024	453,455	$15,372	$29.47	$24.50 - $35.17