XT
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XTX Topco’s Summit Therapeutics SMMT Stock Holding History

XTX Topco’s Portfolio SMMT Stock Details SMMT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.19M Buy
+81,402
New +$1.44M 0.02% 1632
2025
Q4 		– Sell
-14,535
Closed -$300K – 3757
2025
Q3 		$300K Sell
14,535
-28,913
-67% -$701K 0.02% 1504
2025
Q2 		$925K Buy
+43,448
New +$991K 0.04% 713
2024
Q4 		– Sell
-23,915
Closed -$524K – 2887
2024
Q3 		$524K Buy
23,915
+8,415
+54% +$118K 0.04% 785
2024
Q2 		$121K Buy
+15,500
New +$83.7K 0.01% 1375
2023
Q2 		– Sell
-27,013
Closed -$47.3K – 1801
2023
Q1 		$47.3K Buy
+27,013
New +$73.7K 0.01% 1172

Other funds holding SMMT

BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

XTX Topco's SMMT Position: Q2 2026 in Review

XTX Topco opened a new position in Summit Therapeutics (SMMT) in Q2 2026: 81,402 shares worth $1.19M. The stake represents 0.02% of the portfolio and ranks #1632 among its holdings. This is a return to the name: XTX Topco previously reported a position in SMMT as recently as Q3 2025.

XTX Topco first reported a position in SMMT in Q1 2023 and has held it in 6 quarters since. 242 funds tracked by Wall St. Rank hold SMMT as of Q2 2026.

  • XTX Topco held 81,402 shares of Summit Therapeutics worth $1.19M as of Q2 2026.
  • Summit Therapeutics was a new XTX Topco position in Q2 2026.
  • Summit Therapeutics made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1632 holding.
  • XTX Topco first reported a position in Summit Therapeutics in Q1 2023 and has held it in 6 quarters since.
  • 242 funds tracked by Wall St. Rank held Summit Therapeutics as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.