Cohen & Steers
OS

Cohen & Steers’s OneStream Inc OS Stock Holding History

Cohen & Steers’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
2026
Q1 		– Sell
-10,000
Closed -$184K – 477
2025
Q4 		$184K Hold
10,000
– – ﹤0.01% 368
2025
Q3 		$184K Sell
10,000
-10,000
-50% -$220K ﹤0.01% 365
2025
Q2 		$566K Hold
20,000
– – ﹤0.01% 287
2025
Q1 		$427K Hold
20,000
– – ﹤0.01% 293
2024
Q4 		$570K Buy
+20,000
New +$614K ﹤0.01% 281

Other funds holding OS

GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Temasek Holdings
Temasek Holdings Singapore $37.3B AUM 12.6% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AA
AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return
NAM
Nexpoint Asset Management Dallas, Texas $1.5B AUM 83.46% 1-Year Est. Return
OCAI
O'Connor Alternative Investments New York $1.37B AUM
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Cohen & Steers's OS Position: Q1 2026 in Review

Cohen & Steers sold out of OneStream Inc (OS) in Q1 2026, closing a stake of 10,000 shares — an estimated $184K sold.

Cohen & Steers first reported a position in OS in Q4 2024 and held it in 5 quarters. The position peaked at $570K in Q4 2024. 180 funds tracked by Wall St. Rank hold OS as of Q1 2026.

  • Cohen & Steers reported no remaining OneStream Inc position as of Q1 2026 after selling out during the quarter.
  • Cohen & Steers sold 10,000 OneStream Inc shares in Q1 2026, an estimated $184K.
  • Cohen & Steers first reported a position in OneStream Inc in Q4 2024 and held it in 5 quarters.
  • Cohen & Steers's OneStream Inc position peaked at $570K in Q4 2024.
  • 180 funds tracked by Wall St. Rank held OneStream Inc as of Q1 2026.

Based on Cohen & Steers's 13F filing for Q1 2026, filed 15 May 2026.