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Summit Therapeutics

232 hedge funds and large institutions have $2.12B invested in Summit Therapeutics in 2025 Q3 according to their latest regulatory filings, with 42 funds opening new positions, 80 increasing their positions, 70 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

0.67% more ownership

Funds ownership: 13.18%13.85% (+0.67%)

7% less first-time investments, than exits

New positions opened: 42 | Existing positions closed: 45

3% less funds holding

Funds holding: 238232 (-6)

Holders
232
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$115M
Puts
$91.1M
Net Calls
Net Calls Change

Top Buyers

1 +$65.6M
2 +$56.8M
3 +$31.2M
4
Nomura Holdings
Nomura Holdings
Japan
+$24.4M
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$15.4M

Top Sellers

1 -$19.8M
2 -$13.6M
3 -$10.6M
4
Charles Schwab
Charles Schwab
California
-$10.1M
5
RT
Rockland Trust
Massachusetts
-$8.51M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$9.83M
27
$8.8M
28
$7.74M
29
$7.58M
30
$7.45M
31
$7.17M
32
$7.01M
33
$6.99M
34
$6.89M
35
$6.19M
36
$5.58M
37
$5.46M
38
$5.13M
39
$5.09M
40
$4.81M
41
$4.43M
42
$4.19M
43
$4.19M
44
$4.08M
45
$4.03M
46
$3.98M
47
$3.87M
48
$3.84M
49
$3.54M
50
$3.42M