🕵️ Onterris, Inc. ($ONT)
SEC insider & ownership activity, last 12 months · CIK 1643615 · every row links its SEC filing
Over the last 12 months insiders sold $8.0M against $610K of open-market buying. Manthripragada Vijay sold $3.4M through a 10b5-1 trading plan in 5 lots (Nov–Mar). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
2 buyers, $610K (3 lots) · 4 sellers, $8.0M (12 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Manthripragada Vijay | 0 | – | 5 | $3.4M | Mar 13, 2026 |
| Revuelta Jose | 0 | – | 3 | $3.1M | Mar 9, 2026 |
| Afsari Nasym | 0 | – | 2 | $1.2M | Mar 3, 2026 |
| Graham Peter | 2 | $510K | 0 | – | Jun 5, 2026 |
| Presby J Thomas | 0 | – | 2 | $289K | Mar 2, 2026 |
| Dicks Allan | 1 | $100K | 0 | – | May 11, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Baron Capital Group, Inc. | 6.1% | 13G | Nov 14, 2025 | filing ↗ | |
| Ronald Baron | 6.1% | 13G | Nov 14, 2025 | filing ↗ | |
| Bamco Inc /NY/ | 5.3% | 13G | Nov 14, 2025 | filing ↗ | |
| Goldman Sachs Asset Management, L.P. | 5.0% | 13G | May 11, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Manthripragada Vijay | $1.2M | Mar 13, 2026 | filing ↗ |
| Revuelta Jose | $212K | Mar 9, 2026 | filing ↗ |
| Revuelta Jose | $1.2M | Mar 4, 2026 | filing ↗ |
| Afsari Nasym | $1.2M | Mar 3, 2026 | filing ↗ |
| Revuelta Jose | $1.7M | Mar 3, 2026 | filing ↗ |
| Afsari Nasym | $6K | Mar 2, 2026 | filing ↗ |
| Presby J Thomas | $291K | Mar 2, 2026 | filing ↗ |
| Manthripragada Vijay | $1.1M | Nov 11, 2025 | filing ↗ |
| Manthripragada Vijay | $1.2M | Nov 10, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 6, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Apr 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 17, 2026 | filing ↗ |
| Earnings (2.02) | Feb 25, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 25, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 19, 2026 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |
| Earnings (2.02) | Aug 6, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2025 | filing ↗ |