| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | Chief Executive Officer
4 companies
Kauffman Michael is a Director at Karyopharm Therapeutics Inc. with holdings across 4 companies. Recent SEC Form 4 filings include 0 buys and 15 sells.
Estimated insider holdings value: $7.0M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 21, 2025 | VSTM Verastem, Inc. | Director | Sell | 8,550 | $10.00 | $85,500.00 | -49.7% | -40.6% | - | |
| Jun 5, 2024 | ACET Adicet Bio, Inc. | Director | Sell | 5,900 | $1.43 | $8,437.00 | -50.0% | +3.5% | -48.0% | |
| Feb 28, 2022 | KPTI Karyopharm Therapeutics Inc. | Director | Sell | 12,452 | $10.24 | $127,477.35 | -0.8% | -39.2% | -70.8% | |
| Feb 17, 2022 | KPTI Karyopharm Therapeutics Inc. | Director | Sell | 18,167 | $12.12 | $220,245.81 | -1.1% | -55.0% | -70.4% | |
| Feb 7, 2022 | KPTI Karyopharm Therapeutics Inc. | Director | Sell | 13,471 | $9.86 | $132,851.00 | -0.8% | -50.7% | -65.6% | |
| Jan 3, 2022 | KZR Kezar Life Sciences, Inc. | Director | Sale+OE | 5,000 | $16.45 | $82,250.00 | -7.3% | +8.3% | -56.2% | |
| Mar 18, 2021 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sell | 4,000 | $12.39 | $49,552.80 | -0.6% | -16.7% | -40.4% | |
| Feb 18, 2021 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sell | 18,990 | $14.83 | $281,644.49 | -1.4% | - | - | |
| Feb 11, 2021 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 13,243 | $15.52 | $205,518.12 | -1.0% | - | - | |
| Oct 12, 2020 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 7,500 | $14.89 | $111,682.50 | -1.0% | - | - |