| 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 |
|---|---|---|---|---|---|---|---|---|---|
Co-chief Executive Officer | Director | Chief Executive Officer +2 more
2 companies
Zanganeh Mahkam is a Co-chief Executive Officer at Summit Therapeutics Inc. with holdings across 2 companies. Recent SEC Form 4 filings include 18 buys and 0 sells.
Estimated insider holdings value: $10320.8M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 21, 2025 | SMMT Summit Therapeutics Inc. | Co-chief Executive Officer | Buy | 26,680 | $18.74 | $499,983.20 | +53.4% | -14.3% | - | |
| Sep 11, 2025 | SMMT Summit Therapeutics Inc. | Co-chief Executive Officer | Buy | 338,394 | $17.69 | $5,984,755.92 | - | -3.5% | - | |
| Mar 27, 2024 | SMMT Summit Therapeutics Inc. | Chief Executive Officer | Buy | 110,321 | $3.73 | $411,094.12 | +0.4% | +113.6% | +449.3% | |
| Dec 12, 2023 | SMMT Summit Therapeutics Inc. | Chief Executive Officer | Buy | 5,000 | $2.07 | $10,350.00 | +1.0% | +95.5% | +753.2% | |
| Mar 8, 2023 | SMMT Summit Therapeutics Inc. | Co-chief Executive Officer | Buy | 23,527,044 | $1.05 | $24,703,396.20 | +215.2% | +30.3% | +210.5% | |
| Aug 16, 2022 | SMMT Summit Therapeutics Inc. | Co-ceo &President | Buy | 5,809,132 | $0.97 | $5,634,858.04 | +122.4% | +4.0% | +76.2% | |
| May 12, 2021 | SMMT Summit Therapeutics Inc. | Chief Operating Officer | Buy | 389,077 | $5.24 | $2,038,763.48 | +17.3% | +48.1% | -78.4% | |
| Jun 23, 2020 | PLSE Pulse Biosciences, Inc. | Director | Buy | 1,193 | $10.70 | $12,767.13 | +1.1% | - | - | |
| Jun 17, 2020 | PLSE Pulse Biosciences, Inc. | Director | Buy | 7,950 | $7.01 | $55,729.50 | +8.1% | - | - | |
| Dec 13, 2017 | PLSE Pulse Biosciences, Inc. | Director | Buy | 1,100 | $23.98 | $26,378.00 | +1.2% | - | - |