Insider · CIK 0001292636
David S Tierney
Files at: CPRX, BPMX, ZVRA. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 15, 2026 DForm 4 → | Jul 17, 4:15 pm EDT | CATALYST PHARMACEUTICALS, INC.CPRX | 383,314 | $31.50 | $12,074,391 | 0 | — | |
| Sep 19, 2018 PForm 4 → | Sep 20, 4:01 pm EDT | BioPharmX CorpBPMX | 100,000 | $0.2025 | $20,250 | 7,500,000 | +1.35% | plan? |
| Nov 9, 2017 FMForm 4 → | Nov 13, 4:20 pm EST | CATALYST PHARMACEUTICALS, INC.CPRX | 57,860 | $0.47 | $23,500 | 305,541 | — | plan? |
| Mar 20, 2017 PForm 4 → | Mar 21, 4:13 pm EDT | KEMPHARM, INCKMPH | 1,000 | $4.20 | $4,200 | 6,000 | +20.0% | plan? |
| Oct 27, 2015 FMForm 4 → | Oct 29, 5:00 pm EDT | CATALYST PHARMACEUTICALS, INC.CPRX | 40,000 | $1.09 | $32,700 | 263,401 | — | plan? |
| Apr 21, 2015 PForm 4 → | May 12, 4:21 pm EDT | KEMPHARM, INCKMPH | 5,000 | $11.00 | $55,000 | 5,000 | — | plan? late |