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$SMMT All transactions

Summit Therapeutics Inc.

M

$ Value

$197K

Shares

74,545

Price

$3

Filed

Jun 2

Insider

Name

DUGGAN ROBERT W

Title

Co-Chief Executive Officer

CIK

0001055919

Roles

Director Officer 10% Owner

Transaction Details

Transaction Date

2025-05-30

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

555,754,696

Footnotes

On May 30, 2025, the Reporting Person exercised an option to purchase 74,545 shares of the Issuer's common stock at an exercise price of $2.64 per share. The Reporting Person did not sell the underlying shares. | The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. | The option was granted on January 2, 2024. The shares underlying the option vested in four equal quarterly installments on March 31, June 30, September 30 and December 31, 2024.

Filing Info

Accession No.

0001599298-25-000106

Form Type

4

Issuer CIK

0001599298

DUGGAN ROBERT W's History

Date Ticker Type Value
2026-01-02 SMMT A $98K
2025-10-21 SMMT A $262.0M
2025-10-21 SMMT A $5.0M
2025-10-21 SMMT $500K
2025-09-11 SMMT $90K
2025-09-10 SMMT $5.9M
2025-09-10 PLSE $508K
2025-08-15 PLSE A $0
2025-08-15 PLSE A $0
2025-05-30 SMMT M $197K

Other Insiders at SMMT (90d)

No other insider activity at this issuer in the last 90 days.