XT
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XTX Topco’s Pfizer PFE Stock Holding History

XTX Topco’s Portfolio PFE Stock Details PFE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$20.1M Buy
834,735
+559,591
+203% +$14.6M 0.26% 19
2026
Q1 		$7.73M Sell
275,144
-67,231
-20% -$1.79M 0.13% 115
2025
Q4 		$8.53M Buy
+342,375
New +$8.63M 0.22% 39
2025
Q1 		– Sell
-61,341
Closed -$1.63M – 2929
2024
Q4 		$1.63M Buy
61,341
+25,231
+70% +$684K 0.13% 129
2024
Q3 		$1.05M Sell
36,110
-37,836
-51% -$1.1M 0.08% 407
2024
Q2 		$2.07M Buy
73,946
+49,851
+207% +$1.37M 0.18% 120
2024
Q1 		$669K Buy
+24,095
New +$669K 0.09% 326
2023
Q4 		– Sell
-25,873
Closed -$858K – 1990
2023
Q3 		$858K Buy
+25,873
New +$915K 0.15% 148
2023
Q1 		– Sell
-6,987
Closed -$358K – 1566
2022
Q4 		$358K Sell
6,987
-3,844
-35% -$184K 0.08% 469
2022
Q3 		$474K Buy
+10,831
New +$526K 0.12% 262
2022
Q1 		– Sell
-4,602
Closed -$272K – 895
2021
Q4 		$272K Sell
4,602
-45,530
-91% -$2.26M 0.15% 238
2021
Q3 		$2.16M Buy
+50,132
New +$2.22M 0.72% 9

Other funds holding PFE

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

XTX Topco's PFE Position: Q2 2026 in Review

XTX Topco increased its Pfizer (PFE) stake by 203% in Q2 2026, buying an estimated $14.6M and bringing the position to 834,735 shares worth $20.1M. The position accounts for 0.26% of the portfolio, ranked #19.

XTX Topco first reported a position in PFE in Q3 2021 and has held it in 12 quarters since. 2,828 funds tracked by Wall St. Rank hold PFE as of Q2 2026.

  • XTX Topco held 834,735 shares of Pfizer worth $20.1M as of Q2 2026.
  • XTX Topco bought 559,591 Pfizer shares in Q2 2026, an estimated $14.6M.
  • Pfizer made up 0.26% of XTX Topco's portfolio in Q2 2026, its #19 holding.
  • XTX Topco first reported a position in Pfizer in Q3 2021 and has held it in 12 quarters since.
  • 2,828 funds tracked by Wall St. Rank held Pfizer as of Q2 2026.

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