Kauffman Michael
Director | Chief Executive Officer
4 companies
Insider Signal Score
78
ExcellentTrades Analyzed
7
12M Win Rate
100.0%
Avg 3M Return
+27.2%
Avg 12M Return
+58.5%
Kauffman Michael is a Director at Karyopharm Therapeutics Inc. with holdings across 4 companies. Recent SEC Form 4 filings include 0 buys and 9 sells.
Estimated insider holdings value: $2.6M based on current market prices.
Holdings by Company
KPTIFeb 28, 2022
Current Shares720.0K
Value$1.39M
Net Activity-676,934
Bought: 0Sold: 676.9K
KZRJan 3, 2022
Current Shares63.7K
Est. Value$1.05M
Net Activity-5,000
Bought: 0Sold: 5.0K
ACETJun 5, 2024
Current Shares11.8K
Value$95.6K
Net Activity-5,900
Bought: 0Sold: 5.9K
VSTMNov 21, 2025
Current Shares8.7K
Value$51.2K
Net Activity-7,550
Bought: 4.0KSold: 11.6K
Transaction History
Showing 7 filings (page 6)
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Feb 7, 2018 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 10,000 | $12.50 | $125,048.00 | -1.4% | |
| Jan 18, 2018 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 10,000 | $10.09 | $100,882.00 | -1.9% | |
| Jan 8, 2018 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 10,000 | $10.08 | $100,769.00 | -1.4% | |
| Dec 18, 2017 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 10,000 | $9.16 | $91,553.00 | -1.9% | |
| Dec 7, 2017 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sale+OE | 10,000 | $10.39 | $103,903.00 | -1.4% | |
| Aug 24, 2015 | VSTM Verastem, Inc. | Director | Sell | 3,000 | $7.86 | $23,566.14 | -59.2% | |
| Jan 12, 2015 | KPTI Karyopharm Therapeutics Inc. | Chief Executive Officer | Sell | 50,000 | $33.00 | $1,650,000.00 | -3.6% |
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