Summit Therapeutics Inc. 4

COO and CFO Manmeet Singh Soni purchased a total of 50,000 shares of Summit Therapeutics Inc. common stock on June 4, 2026 for about $723,000 in open-market transactions.

On June 4, 2026, Summit Therapeutics Inc. COO and CFO Manmeet Singh Soni executed two open-market purchases of common stock, acquiring a total of 50,000 shares at prices of $14.46 and $14.43 per share, for an aggregate investment of approximately $723,000. Following these transactions, his direct ownership increased to 3,123,603 shares, reinforcing his equity stake in the company. The purchases appear to be straightforward insider accumulation with no indication of derivative exercises or routine compensation-related activity.

Filing Facts

CIK

1599298

Ticker

SMMT

Form

4

Source Type

sec

Accession

0001569769-26-000004

Alert Tier

7