Millennium Management
OS

Millennium Management’s OneStream Inc OS Stock Holding History

Millennium 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
-204,300
Closed -$3.77M – 6567
2025
Q3 		$3.77M Buy
+204,300
New +$4.48M ﹤0.01% 3429

Millennium Management's OS Position: Q2 2026 in Review

Millennium Management sold out of OneStream Inc (OS) in Q2 2026, closing a stake of 2,471,107 shares — an estimated $59.3M sold.

Millennium Management first reported a position in OS in Q3 2024 and held it in 7 quarters. The position peaked at $59.3M in Q1 2026. 0 funds tracked by Wall St. Rank hold OS as of Q2 2026.

  • Millennium Management reported no remaining OneStream Inc position as of Q2 2026 after selling out during the quarter.
  • Millennium Management sold 2,471,107 OneStream Inc shares in Q2 2026, an estimated $59.3M.
  • Millennium Management first reported a position in OneStream Inc in Q3 2024 and held it in 7 quarters.
  • Millennium Management's OneStream Inc position peaked at $59.3M in Q1 2026.
  • 0 funds tracked by Wall St. Rank held OneStream Inc as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.