Institutional Ownership
Onestream Inc
CUSIP 68278B107CL AK4FQ1 2026
Institutional Holders
172
13F filers
Shares Held
83.62M
Aggregate institutional
Institutional Value
$1.78B
Q1 2026
Net New Holders
-6
76 new · 82 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions76
Increased49
Decreased32
Sold out82
Institutional Holders
172 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | Temasek Holdings (Private) Ltd | 4.27M | $102.40M | 0 | Held |
| 2 | Fil Ltd | 3.99M | $95.81M | +3.99M | New |
| 3 | Aqr Arbitrage LLC | 3.39M | $81.44M | +3.39M | New |
| 4 | Nexpoint Asset Management, L.P. | 3.36M | $80.60M | +3.36M | New |
| 5 | O'Connor Alternative Investments LLC | 3.19M | $76.48M | +3.19M | First Filing |
| 6 | Polar Asset Management Partners Inc. | 2.94M | $70.67M | +2.94M | New |
| 7 | Millennium Management LLC | 2.47M | $59.31M | +2.14M | Added |
| 8 | Blackrock, Inc. | 2.34M | $56.15M | +233.7K | Added |
| 9 | Ubs Group AG | 2.26M | $54.17M | +1.78M | Added |
| 10 | Man Group PLC | 2.20M | $52.91M | +2.20M | New |
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