DUGGAN ROBERT W

PrivateCIK: 1055919
Location

CLEARWATER, FL

DUGGAN ROBERT W (See Remarks) purchased 0.1% of their position (338.39K shares) of SUMMIT THERAPEUTICS INC. on the open market

Open‑market purchase worth $5.98M — a small addition. The strongest form of insider conviction signal.

P · 2 purchases
InsiderDUGGAN ROBERT WCIK 1055919
IssuerSUMMIT THERAPEUTICS INC.CIK 1599298
DirectorOfficer10% Owner· See Remarks
Since Sep 2020
+338.39K
Net shares
Net buyer
$5.98M
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
338.39K acquired
Non-Derivative Transactions2

Common Stock

Direct
P · Purchase

Shares

+333.39K

Price / share

$17.68

Trade value

$5.89M

% of position

0.1%
9/10/2025
555.75M556.09M

Common Stock

Direct
P · Purchase

Shares

+5K

Price / share

$18.07

Trade value

$90.35K

% of position

0.0%
9/11/2025
556.09M556.09M
Total

Net shares

+338.39K

Net value

$5.98M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)4

Common Stock

Indirect
Shares owned31K

Common Stock

Indirect
Shares owned25.46M

Common Stock

Indirect
Shares owned10.20M

Common Stock

Indirect
Shares owned50K
Total
35.74M indirect35.74M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
DUGGAN ROBERT W — Insider Transaction (Form 4) Filed Sep 11, 2025 | Finecho