InsiderTape plots every Form 4 on the price chart and flags cluster buys, CEO conviction, and first buys in years the moment they file. Start a free 7-day trial, cancel anytime.
START FREE TRIAL →Stuart Poulton, EVP, Chief Development Officer, is a corporate insider tracked by InsiderTape across 1 company. The public record shows 12 open-market SEC Form 4 transactions: 0 purchases worth $0 and 12 sales worth $141K, reported from Feb 15, 23 to Mar 2, 26. Over this period they have been a net seller.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 2, 26 | KPTIKaryopharm Therapeutics Inc. | SELL | 5.1K | $9.41 | $48K |
| Feb 17, 26 | KPTIKaryopharm Therapeutics Inc. | SELL | 378 | $8.63 | $3K |
| Sep 15, 25 | KPTIKaryopharm Therapeutics Inc. | SELL | 401 | $6.43 | $3K |
| Jul 29, 25 | KPTIKaryopharm Therapeutics Inc. | SELL | 191 | $4.37 | $835 |
| Mar 4, 25 | KPTIKaryopharm Therapeutics Inc. | SELL | 3.5K | $6.29 | $22K |
| Feb 18, 25 | KPTIKaryopharm Therapeutics Inc. | SELL | 5.9K | $0.63 | $4K |
| Jul 30, 24 | KPTIKaryopharm Therapeutics Inc. | SELL | 2.9K | $1.06 | $3K |
| Mar 1, 24 | KPTIKaryopharm Therapeutics Inc. | SELL | 6.2K | $1.20 | $7K |
| Feb 29, 24 | KPTIKaryopharm Therapeutics Inc. | SELL | 16.3K | $1.17 | $19K |
| Feb 15, 24 | KPTIKaryopharm Therapeutics Inc. | SELL | 5.7K | $1.40 | $8K |
| Jul 28, 23 | KPTIKaryopharm Therapeutics Inc. | SELL | 2.8K | $1.70 | $5K |
| Feb 15, 23 | KPTIKaryopharm Therapeutics Inc. | SELL | 5.7K | $3.23 | $18K |