NASDAQ: OSOnestream Inc Stock Ownership - Who owns Onestream?
Insider buying vs selling
Have Onestream Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| William A. Koefoed | Chief Financial Officer | 2025-07-25 | 25,000 | $10.65 | $266.25kBuy |
| William A. Koefoed | Chief Financial Officer | 2025-07-25 | 25,000 | $25.00 | $625.00kSell |
| Ken Hohenstein | Chief Revenue Officer | 2025-07-18 | 20,000 | $25.12 | $502.40kSell |
| Ken Hohenstein | Chief Revenue Officer | 2025-07-18 | 20,000 | $10.65 | $213.00kBuy |
| Jonathan D. Mariner | Director | 2025-07-07 | 6,630 | $26.59 | $176.29kSell |
| William A. Koefoed | Chief Financial Officer | 2025-06-25 | 25,000 | $10.65 | $266.25kBuy |
| William A. Koefoed | Chief Financial Officer | 2025-06-25 | 25,000 | $26.77 | $669.25kSell |
| John Kinzer | Director | 2025-06-20 | 28,900 | $28.24 | $816.14kSell |
| John Kinzer | Director | 2025-06-20 | 1,100 | $28.81 | $31.69kSell |
| Ken Hohenstein | Chief Revenue Officer | 2025-06-18 | 20,000 | $28.28 | $565.60kSell |
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Net Insider Buy/Sell (L12M) Ownership
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OS Shareholders
What type of owners hold Onestream Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| T Rowe Price Investment Management Inc | 3.73% | 8,937,682 | $221.39M | Institution |
| Kayne Anderson Rudnick Investment Management LLC | 2.66% | 6,378,130 | $157.99M | Institution |
| Champlain Investment Partners LLC | 1.69% | 4,037,595 | $100.01M | Institution |
| Darlington Partners Capital Management LP | 1.60% | 3,839,405 | $95.10M | Institution |
| Vanguard Group Inc | 1.50% | 3,591,453 | $88.96M | Institution |
| Temasek Holdings Private Ltd | 1.23% | 2,956,360 | $73.23M | Institution |
| Alliancebernstein LP | 1.19% | 2,847,280 | $70.53M | Institution |
| Timessquare Capital Management LLC | 1.13% | 2,699,645 | $66.87M | Institution |
| Ken Hohenstein | 1.08% | 2,583,721 | $64.00M | Insider |
| Alkeon Capital Management LLC | 1.05% | 2,526,261 | $62.58M | Institution |
Onestream Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.