🕵️ Catalyst Pharmaceuticals, Inc. ($CPRX)
SEC insider & ownership activity, last 12 months · CIK 1369568 · every row links its SEC filing
Over the last 12 months insiders sold $6.7M with no open-market buying against it. Elsbernd Brian sold $2.5M (Sep–Nov). One red-flag 8-K in the window: Delisting notice (3.01), Jul 15, 2026.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 6 sellers, $6.7M (11 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Elsbernd Brian | 0 | – | 4 | $2.5M | Nov 12, 2025 |
| Miller Steve | 0 | – | 1 | $2.3M | Aug 26, 2025 |
| Harper Molly | 0 | – | 3 | $622K | Dec 12, 2025 |
| David S. Tierney | 0 | – | 1 | $525K | Aug 27, 2025 |
| Richard J. Daly | 0 | – | 1 | $474K | Aug 26, 2025 |
| Del Carmen Jeffrey | 0 | – | 1 | $256K | Nov 26, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 13.9% | 13G | Apr 28, 2025 | filing ↗ | |
| State Street Corporation | 5.2% | 13G | Nov 10, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Harper Molly | $622K | Dec 12, 2025 | filing ↗ |
| Del Carmen Jeffrey | $256K | Nov 26, 2025 | filing ↗ |
| Elsbernd Brian | $908K | Nov 12, 2025 | filing ↗ |
| Elsbernd Brian | $609K | Sep 8, 2025 | filing ↗ |
| Elsbernd Brian | $586K | Sep 4, 2025 | filing ↗ |
| Elsbernd Brian | $402K | Sep 3, 2025 | filing ↗ |
| David S. Tierney | $525K | Aug 27, 2025 | filing ↗ |
| Miller Steve | $2.3M | Aug 26, 2025 | filing ↗ |
| Richard J. Daly | $474K | Aug 26, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Acquisition or disposition (2.01) | Jul 15, 2026 | filing ↗ |
| Delisting notice (3.01) | Jul 15, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Jul 15, 2026 | filing ↗ |
| Change of control (5.01) | Jul 15, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 15, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jul 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 15, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 8, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jul 8, 2026 | filing ↗ |
| Other events (8.01) | Jun 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 30, 2026 | filing ↗ |
| Other events (8.01) | Jun 22, 2026 | filing ↗ |
| Other events (8.01) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Material agreement (1.01) | May 6, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | Mar 18, 2026 | filing ↗ |
| Other events (8.01) | Mar 18, 2026 | filing ↗ |
| Other events (8.01) | Feb 25, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 25, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 12, 2026 | filing ↗ |
| Other events (8.01) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Other events (8.01) | Oct 1, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 1, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 25, 2025 | filing ↗ |