Summit Therapeutics Inc

SMMTNASDAQ
$12.82
0.040.31%
At close: Aug 17, 5:00 PM EST
$12.85
0.07270.57%
Pre-Market: 4:00 AM EST

Summit Therapeutics Ownership & Insider Activity

Summit Therapeutics (SMMT) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 28.5% of shares outstanding. Institutional investors hold 7.0%. Over the past 90 days, insiders made 5 purchases worth $103.6M.

Shares Outstanding

797.750M

Shares Float

156.463M

Insider Shares Owned

220.960M

Insider % Owned

28.5%

Institutional Shares Held

55.780M

Institutional % Held

7.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

5

$103.6M total

Sales (90d)

0

Net Activity

Net Buying

Net Value (90d)

$103.6M

Summit Therapeutics Insider Transactions (Last 6 Months)

DateInsiderTitleTypeSharesPriceValue
Jun 12, 2026Mahkam ZanganehCO-CHIEF EXECUTIVE OFFICERBUY3.810M$13.12$50.0M
Jun 12, 2026Robert W DugganCO-CHIEF EXECUTIVE OFFICERBUY3.810M$13.12$50.0M