OnestreamOS
13F holders, Q1 2025 (March 31)141holders −19
31new positions
49sold out
5famous investors
$21.33avg. 13F price*
At the end of Q1 2025, 141 institutions reported holding Onestream Inc. (OS) in their 13F filings, down 19 from Q4 2024. 31 opened new positions and 49 sold out. The largest holders were T. Rowe Price Investment Management, Inc. ($190.7M), Kayne Anderson Rudnick Investment Management LLC ($136.1M) and Norges Bank ($133.2M). 5 famous investors held it, including George Soros (0.3% of Soros Fund Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Onestream Inc.
- CUSIP
- 68278B107
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 31 | $178.9M |
| Exits | 49 | $201.3M |
All 13F filers, Q4 2024 → Q1 2025: 30,790,328 shares bought and 14,166,328 shares sold, net +16,624,000 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 141 holders
| T. Rowe Price Investment Management, Inc. | 0.13% | Add +136.1% | 8,937,682 | $190.7M |
| Kayne Anderson Rudnick Investment Management LLC | 0.33% | Add +53.9% | 6,378,130 | $136.1M |
| Norges Bank | 0.02% | Add +49.3% | 6,239,761 | $133.2M |
| Champlain Investment Partners, LLC | 0.62% | Add +17.4% | 4,037,595 | $86.2M |
| Darlington Partners Capital Management, LP | 2.74% | New | 3,839,405 | $81.9M |
| Vanguard Group Inc. | 0.00% | Reduce -4.1% | 3,591,453 | $76.6M |
| Temasek Holdings (Private) Ltd | 0.25% | Add +2206.9% | 2,956,360 | $63.1M |
| Alliancebernstein L.P. | 0.02% | Add +15.5% | 2,847,280 | $60.8M |
| TimesSquare Capital Management, LLC | 0.93% | Add +28.3% | 2,699,645 | $57.6M |
| Alkeon Capital Management LLC | 0.32% | New | 2,526,261 | $53.9M |
| Brown Advisory Inc. | 0.07% | Add +16651.6% | 2,444,897 | $52.2M |
| Neuberger Berman Group LLC | 0.04% | Add +422.3% | 2,118,016 | $45.2M |
| Massachusetts Financial Services Co. | 0.01% | Add +74.9% | 1,482,984 | $31.6M |
| American Century Companies Inc. | 0.02% | Add +19.6% | 1,307,613 | $27.9M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.05% | Reduce -8.8% | 1,153,900 | $24.6M |
| Goldman Sachs Group Inc. | 0.00% | Add +50.8% | 1,102,637 | $23.5M |
| BlackRock, Inc. | 0.00% | Add +4.2% | 1,029,693 | $22.0M |
| Federated Hermes, Inc. | 0.04% | Add +70.0% | 850,000 | $18.1M |
| Citadel Advisors | 0.02% | Add +3.3% | 752,270 | $16.1M |
| Alyeska Investment Group, L.P. | 0.06% | Add +10.3% | 727,425 | $15.5M |
| Geode Capital Management, LLC | 0.00% | Add +47.4% | 682,336 | $14.6M |
| State Street Corp. | 0.00% | Add +14.5% | 607,508 | $13.0M |
| Burkehill Global Management, LP | 0.96% | Reduce -25.0% | 600,000 | $12.8M |
| Wells Fargo & Company | 0.00% | Add +68.0% | 578,117 | $12.3M |
| Clearbridge Investments, LLC | 0.01% | Add +65.7% | 540,218 | $11.5M |
| Bank of America Corp. | 0.00% | Add +1322.7% | 518,830 | $11.1M |
| Seven Grand Managers, LLC | 2.49% | Add +66.7% | 500,000 | $10.7M |
| TD Asset Management Inc | 0.01% | Add +138.3% | 499,948 | $10.7M |
| Jacobs Levy Equity Management, Inc. | 0.04% | New | 487,310 | $10.4M |
| Soros Fund Management | 0.25% | Reduce -62.6% | 467,850 | $10.0M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -9.3% | 452,831 | $9.7M |
| Jain Global LLC | 0.18% | Add +2.7% | 413,403 | $8.8M |
| Morgan Stanley | 0.00% | Reduce -16.8% | 398,140 | $8.5M |
| Millennium Management | 0.01% | Reduce -54.9% | 344,936 | $7.4M |
| King Luther Capital Management Corp. | 0.03% | Add +49.6% | 335,178 | $7.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +14.9% | 293,216 | $6.3M |
| Raymond James Financial Inc. | 0.00% | New | 266,580 | $5.7M |
| Sei Investments Co. | 0.01% | Add +75.3% | 265,137 | $5.7M |
| Point72 Asset Management | 0.01% | New | 239,821 | $5.1M |
| Aperture Investors, LLC | 0.77% | Reduce -71.8% | 236,118 | $5.0M |
| Trexquant Investment LP | 0.06% | New | 226,833 | $4.8M |
| Envestnet Asset Management Inc. | 0.00% | Add +77.7% | 202,898 | $4.3M |
| State of Wisconsin Investment Board | 0.01% | Add +2.2% | 159,203 | $3.4M |
| Primecap Management Co. | 0.00% | Add +0.3% | 145,100 | $3.1M |
| CIBC Private Wealth Group LLC | 0.01% | New | 170,168 | $3.1M |
| BNP Paribas Financial Markets | 0.00% | Add +31.6% | 134,357 | $2.9M |
| Woodline Partners LP | 0.02% | No change | 133,900 | $2.9M |
| Deutsche Bank AG | 0.00% | New | 130,363 | $2.8M |
| Northern Trust Corp. | 0.00% | Add +30.1% | 130,270 | $2.8M |
| Townsquare Capital LLC | 0.03% | Add +29.1% | 129,638 | $2.8M |
| Melqart Asset Management (UK) Ltd | 0.37% | New | 127,158 | $2.7M |
| Holocene Advisors, LP | 0.01% | Reduce -83.8% | 107,073 | $2.3M |
| Canada Pension Plan Investment Board | 0.00% | New | 106,400 | $2.3M |
| Daiwa Securities Group Inc. | 0.01% | Add +61.3% | 100,866 | $2.2M |
| Blackstone Inc. | 0.01% | Reduce -60.0% | 100,000 | $2.1M |
| Squarepoint Ops LLC | 0.01% | Reduce -23.5% | 95,643 | $2.0M |
| UBS Group AG | 0.00% | Add +48.8% | 89,539 | $1.9M |
| West Paces Advisors Inc. | 0.41% | Add +212670.0% | 85,108 | $1.8M |
| Renaissance Capital LLC | 1.38% | Reduce -17.2% | 83,564 | $1.8M |
| Swiss National Bank | 0.00% | Add +3.8% | 79,400 | $1.7M |
| Two Sigma Investments, LP | 0.00% | Add +213.8% | 71,879 | $1.5M |
| PDT Partners, LLC | 0.11% | Add +0.0% | 71,438 | $1.5M |
| Boothbay Fund Management, LLC | 0.05% | Add +27.3% | 70,000 | $1.5M |
| Voleon Capital Management LP | 0.11% | Add +52.7% | 66,753 | $1.4M |
| Bessemer Group Inc. | 0.00% | Add +20.1% | 64,893 | $1.4M |
| Stifel Financial Corp. | 0.00% | Add +23.1% | 64,428 | $1.4M |
| Royal Bank of Canada | 0.00% | Add +588.4% | 63,768 | $1.4M |
| Dark Forest Capital Management LP | 0.06% | New | 59,982 | $1.3M |
| Acadian Asset Management LLC | 0.00% | Reduce -77.7% | 59,017 | $1.3M |
| OMERS ADMINISTRATION Corp | 0.01% | Add +294.5% | 57,600 | $1.2M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +27.9% | 55,362 | $1.2M |
| Azzad Asset Management Inc. | 0.13% | Add +98.4% | 52,867 | $1.1M |
| Alberta Investment Management Corp | 0.01% | New | 51,931 | $1.1M |
| FMR LLC | 0.00% | Reduce -96.0% | 47,394 | $1.0M |
| Russell Investments Group, Ltd. | 0.00% | Reduce -32.8% | 44,767 | $955K |
| Diversified Trust Co. | 0.02% | Add +19.4% | 42,025 | $897K |
| Montis Financial, LLC | 0.24% | New | 37,759 | $806K |
| M&T Bank Corp | 0.00% | Add +99.4% | 36,433 | $778K |
| Legal & General Group Plc | 0.00% | Add +8.4% | 35,498 | $758K |
| California State Teachers Retirement System | 0.00% | No change | 33,541 | $716K |
| XTX Topco Ltd | 0.03% | New | 30,062 | $642K |
| JPMorgan Chase & Co. | 0.00% | Reduce -98.2% | 29,034 | $620K |
| CenterBook Partners LP | 0.04% | Reduce -9.9% | 28,941 | $618K |
| D. E. Shaw & Co. | 0.00% | New | 28,376 | $606K |
| Nebula Research & Development LLC | 0.06% | Add +109.8% | 28,009 | $598K |
| Barclays PLC | 0.00% | Add +2.3% | 22,831 | $487K |
| Norden Group LLC | 0.05% | Add +3.7% | 21,906 | $467K |
| Marshall Wace, LLP | 0.00% | Reduce -95.5% | 20,554 | $439K |
| Portside Wealth Group, LLC | 0.07% | Add +36.3% | 20,191 | $431K |
| Cohen & Steers, Inc. | 0.00% | No change | 20,000 | $427K |
| &partners | 0.00% | Add +88.3% | 18,438 | $405K |
| Bank of New York Mellon Corp | 0.00% | Add +109.4% | 17,528 | $374K |
| Optimize Financial Inc. | 0.13% | New | 16,085 | $343K |
| US Bancorp \de | 0.00% | Reduce -4.3% | 15,922 | $340K |
| Janus Henderson Group PLC | 0.00% | No change | 15,000 | $329K |
| Precision Wealth Strategies, LLC | 0.24% | Add +37.9% | 14,414 | $308K |
| Atria Investments, Inc | 0.00% | Add +20.5% | 14,376 | $307K |
| Y-Intercept (Hong Kong) Ltd | 0.02% | New | 13,509 | $288K |
| Alliance Wealth Advisors, LLC | 0.07% | Add +39.9% | 13,180 | $281K |
| Magnetar Financial LLC | 0.00% | New | 13,155 | $281K |
"% of holder's portfolio" is OS's weight in each manager's 13F, not the share of Onestream Inc. the manager owns.