Acadian Asset Management
OS

Acadian Asset Management’s OneStream Inc OS Stock Holding History

Acadian Asset Management’s Portfolio OS Stock Details OS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-15,655
Closed -$287K – 2151
2025
Q3 		$287K Buy
+15,655
New +$344K ﹤0.01% 1331
2025
Q2 		– Sell
-59,017
Closed -$1.26M – 1867
2025
Q1 		$1.26M Sell
59,017
-205,156
-78% -$5.26M ﹤0.01% 877
2024
Q4 		$7.52M Buy
+264,173
New +$8.1M 0.02% 419

Other funds holding OS

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $37.3B AUM 12.6% 1-Year Est. Return
DPCM
Darlington Partners Capital Management Greenbrae, California $2.27B AUM 18.22% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
TCM
TimesSquare Capital Management New York $6.8B AUM 45.85% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Acadian Asset Management's OS Position: Q4 2025 in Review

Acadian Asset Management sold out of OneStream Inc (OS) in Q4 2025, closing a stake of 15,655 shares — an estimated $287K sold.

Acadian Asset Management first reported a position in OS in Q4 2024 and held it in 3 quarters. The position peaked at $7.52M in Q4 2024. 183 funds tracked by Wall St. Rank hold OS as of Q4 2025.

  • Acadian Asset Management reported no remaining OneStream Inc position as of Q4 2025 after selling out during the quarter.
  • Acadian Asset Management sold 15,655 OneStream Inc shares in Q4 2025, an estimated $287K.
  • Acadian Asset Management first reported a position in OneStream Inc in Q4 2024 and held it in 3 quarters.
  • Acadian Asset Management's OneStream Inc position peaked at $7.52M in Q4 2024.
  • 183 funds tracked by Wall St. Rank held OneStream Inc as of Q4 2025.

Based on Acadian Asset Management's 13F filing for Q4 2025, filed 10 Feb 2026.