🕵️ Oscar Health, Inc. ($OSCR)
SEC insider & ownership activity, last 12 months · CIK 1568651 · every row links its SEC filing
Over the last 12 months insiders sold $130.5M against $11.9M of open-market buying. Mark T. Bertolini sold $70.7M through a 10b5-1 trading plan in 8 lots (Apr–Jun). 1 planned sale is pending, the largest $2.4M (Richard Scott Blackley). No red-flag 8-Ks in the window.
🚨 2 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $11.9M (1 lots) · 6 sellers, $130.5M (54 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Mark T. Bertolini | 1 | $11.9M | 8 | $70.7M | Jun 30, 2026 |
| Pizzo-Schlosser Family Dynasty Trust | 0 | – | 27 | $52.3M | Jul 1, 2026 |
| Blackley Richard Scott | 0 | – | 7 | $6.4M | Jun 2, 2026 |
| McAnaney Adam | 0 | – | 4 | $498K | Jun 2, 2026 |
| Liang Janet | 0 | – | 4 | $495K | Jun 2, 2026 |
| Baltrus Victoria | 0 | – | 4 | $164K | Jun 2, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 6.4% | 13G | Jul 17, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Mark Bertolini | $83.1M | Jun 25, 2026 | filing ↗ |
| Siena Pizzo-Schlosser Dynasty Trust | $1.4M | Jun 23, 2026 | filing ↗ |
| NOAH Pizzo-Schlosser Dynasty Trust | $1.4M | Jun 23, 2026 | filing ↗ |
| Mario Schlosser | $25.1M | Jun 23, 2026 | filing ↗ |
| Pizzo-Schlosser Family Dynasty Trust | $2.7M | Jun 23, 2026 | filing ↗ |
| Richard Scott Blackley | $774K | Jun 2, 2026 | filing ↗ |
| Adam McAnaney | $241K | Jun 2, 2026 | filing ↗ |
| Mario Schlosser | $833K | Jun 2, 2026 | filing ↗ |
| Janet Liang | $305K | Jun 2, 2026 | filing ↗ |
| Richard Scott Blackley | $2.6M | May 18, 2026 | filing ↗ |
| Richard Scott Blackley | $2.4M | May 14, 2026 | filing ↗ |
| Blackley Richard Scott | $268K | Mar 2, 2026 | filing ↗ |
| Schlosser Mario | $282K | Mar 2, 2026 | filing ↗ |
| Janet Liang | $88K | Mar 2, 2026 | filing ↗ |
| Adam McAnaney | $212K | Mar 2, 2026 | filing ↗ |
| Mario Schlosser | $1.7M | Jan 6, 2026 | filing ↗ |
| Mario Schlosser | $3.1M | Jan 2, 2026 | filing ↗ |
| Mario Schlosser | $850K | Dec 24, 2025 | filing ↗ |
| Blackley Richard Scott | $481K | Dec 2, 2025 | filing ↗ |
| Janet Liang | $140K | Dec 2, 2025 | filing ↗ |
| Adam McAnaney | $36K | Dec 2, 2025 | filing ↗ |
| Schlosser Mario | $371K | Dec 2, 2025 | filing ↗ |
| Mario T Schlosser | $1.6M | Nov 12, 2025 | filing ↗ |
| Mario T Schlosser | $4.4M | Nov 11, 2025 | filing ↗ |
| Mario T Schlosser | $7.3M | Sep 22, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jun 8, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 4, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 29, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 21, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 2, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 6, 2026 | filing ↗ |
| Earnings (2.02) | Feb 6, 2026 | filing ↗ |
| New financial obligation (2.03) | Feb 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 6, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 22, 2025 | filing ↗ |
| Earnings (2.02) | Nov 3, 2025 | filing ↗ |
| Other events (8.01) | Nov 3, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 3, 2025 | filing ↗ |
| Material agreement (1.01) | Sep 18, 2025 | filing ↗ |
| New financial obligation (2.03) | Sep 18, 2025 | filing ↗ |
| Unregistered equity sale (3.02) | Sep 18, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 18, 2025 | filing ↗ |
| Agreement terminated (1.02) | Sep 15, 2025 | filing ↗ |
| Other events (8.01) | Sep 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 15, 2025 | filing ↗ |
| Material agreement (1.01) | Sep 15, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Sep 15, 2025 | filing ↗ |
| Other events (8.01) | Sep 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 15, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Sep 3, 2025 | filing ↗ |
| Earnings (2.02) | Aug 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2025 | filing ↗ |