HI
OS

Harbour Investments’s OneStream Inc OS Stock Holding History

Harbour Investments’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
-172
Closed -$3.16K – 4792
2025
Q4 		$3.16K Hold
172
– – ﹤0.01% 3179
2025
Q3 		$3.17K Hold
172
– – ﹤0.01% 3136
2025
Q2 		$4.87K Hold
172
– – ﹤0.01% 2889
2025
Q1 		$3.67K Hold
172
– – ﹤0.01% 2924
2024
Q4 		$4.91K Hold
172
– – ﹤0.01% 2728
2024
Q3 		$5.83K Buy
+172
New +$5.07K ﹤0.01% 2580

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

Harbour Investments's OS Position: Q1 2026 in Review

Harbour Investments sold out of OneStream Inc (OS) in Q1 2026, closing a stake of 172 shares — an estimated $3.16K sold.

Harbour Investments first reported a position in OS in Q3 2024 and held it in 6 quarters. The position peaked at $5.83K in Q3 2024. 180 funds tracked by Wall St. Rank hold OS as of Q1 2026.

  • Harbour Investments reported no remaining OneStream Inc position as of Q1 2026 after selling out during the quarter.
  • Harbour Investments sold 172 OneStream Inc shares in Q1 2026, an estimated $3.16K.
  • Harbour Investments first reported a position in OneStream Inc in Q3 2024 and held it in 6 quarters.
  • Harbour Investments's OneStream Inc position peaked at $5.83K in Q3 2024.
  • 180 funds tracked by Wall St. Rank held OneStream Inc as of Q1 2026.

Based on Harbour Investments's 13F filing for Q1 2026, filed 15 May 2026.