Summit Therapeutics Inc. (SMMT) — Insider Trading & SEC Form 4 Filings
This page tracks SEC Form 4 insider transactions for Summit Therapeutics Inc. (SMMT). Officers, directors, and 10%+ beneficial owners are required to report their SMMT trades to the SEC within two business days.
- 48 recent acquisitions ($571,986,102)
- 2 recent disposals ($0)
- 50 filings in this window
Recent SMMT insider transactions
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jan 8, 2026 | Anand Bhaskar | Officer | Buy | 30,000 | — |
| Jan 2, 2026 | Zanganeh Mahkam | Director, Officer, 10%+ | Buy | 11,232 | $98,392 |
| Jan 2, 2026 | Clark Kenneth A | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Booth Robert F. | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Cesano Alessandra | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Huber Jeff | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Ronaghi Mostafa | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Clark Kenneth A | Director | Buy | 17,796 | $155,893 |
| Jan 2, 2026 | Huber Jeff | Director | Buy | 9,885 | $86,593 |
| Jan 2, 2026 | Xia Yu | Director | Buy | 35,000 | — |
| Jan 2, 2026 | Booth Robert F. | Director | Buy | 7,180 | $62,897 |
| Jan 2, 2026 | Cesano Alessandra | Director | Buy | 3,219 | $28,198 |
| Jan 2, 2026 | DUGGAN ROBERT W | Director, Officer, 10%+ | Buy | 11,232 | $98,392 |
| Oct 21, 2025 | Anand Bhaskar | Officer | Buy | 26,680 | $499,983 |
| Oct 21, 2025 | Zanganeh Mahkam | Director, Officer, 10%+ | Buy | 266,808 | $4,999,982 |
| Oct 21, 2025 | Soni Manmeet Singh | Director, Officer | Buy | 53,361 | $999,985 |
| Oct 21, 2025 | DUGGAN ROBERT W | Director, Officer, 10%+ | Buy | 13,980,789 | $261,999,986 |
| Oct 21, 2025 | DUGGAN ROBERT W | Director, Officer, 10%+ | Buy | 26,680 | $499,983 |
| Oct 21, 2025 | Zanganeh Mahkam | Director, Officer, 10%+ | Buy | 26,680 | $499,983 |
| Oct 21, 2025 | Xia Yu | Director | Buy | 533,617 | $9,999,983 |
Frequently asked questions
- What is insider trading for SMMT?
- Insider trading refers to SEC Form 4 filings by officers, directors, and 10%+ owners of Summit Therapeutics Inc.. These are public disclosures of legal transactions — open-market buys, sells, option exercises, and gifts — required within two business days of the trade.
- How many insider transactions has SMMT had recently?
- The most recent 50 insider filings for SMMT are shown below, with 48 acquisitions and 2 disposals in this window. Data is sourced directly from SEC EDGAR.
- Where does this insider data come from?
- All insider data is parsed from original SEC Form 4, Form 3, and Form 5 XML filings on EDGAR. Filings marked as amended or superseded are excluded from summary counts.