Summit Therapeutics Inc. SMMT

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16.17 USD +0.37 (+2.34%)

At closeNov 4, 2026, 7:44 PM EST

16.12 -0.05 -0.31%

After hours · Nov 4, 7:44 PM ET

15.41 Day range 16.43

12.07 52-week range 29.23

Held by insiders 80.68%

Held by institutions 17.79%

Float held by institutions 92.10%

Institutions 350

Top institutional holders
Holder	% held	Shares	Value	Reported
Baker Bros. Advisors, LP	4.10%	32,786,348	530.16M	Jun 29, 2026
FMR, LLC	1.26%	10,043,947	162.41M	Jun 29, 2026
State Street Corporation	1.19%	9,536,796	154.21M	Jun 29, 2026
Blackrock Inc.	1.19%	9,529,041	154.08M	Jun 29, 2026
Vanguard Capital Management LLC	0.72%	5,734,484	92.73M	Jun 29, 2026
UBS Group AG	0.65%	5,233,798	84.63M	Jun 29, 2026

Top mutual fund holders
Holder	% held	Shares	Value	Reported
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund	0.46%	3,707,548	59.95M	Jun 29, 2026
SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF	0.45%	3,635,145	58.78M	Sep 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund	0.33%	2,667,317	43.13M	Jun 29, 2026
T. Rowe Price Health Sciences Fund, Inc.	0.32%	2,531,231	40.93M	Jun 29, 2026
Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund	0.26%	2,047,862	33.11M	Aug 30, 2026
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund	0.22%	1,778,361	28.76M	Jun 29, 2026

SMMT insiders
Insider	Relation	Latest transaction	Date	Shares held
ANAND BHASKAR	Officer	Stock Award(Grant)	Oct 7, 2026	261,047
DUGGAN ROBERT WILLIAM	Chief Executive Officer	Purchase	Jun 11, 2026	610,016,000
SONI MANMEET SINGH	Chief Operating Officer	Purchase	Jun 3, 2026	3,123,600
XIA YU	Director	Purchase	Oct 20, 2025	0
ZANGANEH MAHKAM	Chief Executive Officer	Purchase	Jun 11, 2026	0

Held by funds