Hudson Bay Capital Management
PFE icon

Hudson Bay Capital Management’s Pfizer PFE Stock Holding History

Hudson Bay Capital Management’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 		$10.5M Buy
435,000
+345,000
+383% +$9.02M 0.03% 354
2026
Q1 		$2.53M Sell
90,000
-85,000
-49% -$2.26M 0.01% 709
2025
Q4 		$4.36M Buy
175,000
+34,835
+25% +$878K 0.01% 541
2025
Q3 		$3.57M Sell
140,165
-25,872
-16% -$639K 0.01% 639
2025
Q2 		$4.02M Sell
166,037
-13,674
-8% -$319K 0.01% 608
2025
Q1 		$4.55M Sell
179,711
-1,920,620
-91% -$50.3M 0.01% 618
2024
Q4 		$55.7M Sell
2,100,331
-1,453,215
-41% -$39.4M 0.2% 111
2024
Q3 		$103M Sell
3,553,546
-1,516,454
-30% -$44.2M 0.42% 48
2024
Q2 		$142M Buy
5,070,000
+4,885,000
+2,641% +$134M 0.67% 35
2024
Q1 		$5.13M Sell
185,000
-242,290
-57% -$6.72M 0.03% 294
2023
Q4 		$12.3M Sell
427,290
-2,167,710
-84% -$65.5M 0.08% 156
2023
Q3 		$86.1M Buy
2,595,000
+2,537,400
+4,405% +$89.7M 0.68% 35
2023
Q2 		$2.11M Sell
57,600
-1,942,400
-97% -$75.6M 0.02% 495
2023
Q1 		$81.6M Buy
2,000,000
+1,000,000
+100% +$43.2M 0.67% 44
2022
Q4 		$51.2M Buy
+1,000,000
New +$47.9M 0.52% 45
2022
Q3 		– Sell
-75,000
Closed -$3.93M – 1321
2022
Q2 		$3.93M Buy
+75,000
New +$3.82M 0.03% 544
2021
Q2 		– Sell
-45,000
Closed -$1.63M – 1001
2021
Q1 		$1.63M Buy
+45,000
New +$1.6M 0.02% 603
2020
Q3 		– Sell
-242,420
Closed -$7.52M – 612
2020
Q2 		$7.52M Buy
242,420
+5,270
+2% +$179K 0.13% 140
2020
Q1 		$7.34M Buy
+237,150
New +$8.08M 0.18% 102
2017
Q2 		– Sell
-27,193
Closed -$883K – 722
2017
Q1 		$883K Buy
+27,193
New +$857K 0.01% 639
2016
Q1 		– Sell
-1,224,587
Closed -$37.5M – 214
2015
Q4 		$37.5M Buy
+1,224,587
New +$38.5M 2.13% 11

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

Hudson Bay Capital Management's PFE Position: Q2 2026 in Review

Hudson Bay Capital Management increased its Pfizer (PFE) stake by 383% in Q2 2026, buying an estimated $9.02M and bringing the position to 435,000 shares worth $10.5M. The position accounts for 0.03% of the portfolio, ranked #354.

Hudson Bay Capital Management first reported a position in PFE in Q4 2015 and has held it in 21 quarters since. The position peaked at $142M in Q2 2024. 2,820 funds tracked by Wall St. Rank hold PFE as of Q2 2026.

  • Hudson Bay Capital Management held 435,000 shares of Pfizer worth $10.5M as of Q2 2026.
  • Hudson Bay Capital Management bought 345,000 Pfizer shares in Q2 2026, an estimated $9.02M.
  • Pfizer made up 0.03% of Hudson Bay Capital Management's portfolio in Q2 2026, its #354 holding.
  • Hudson Bay Capital Management first reported a position in Pfizer in Q4 2015 and has held it in 21 quarters since.
  • Hudson Bay Capital Management's Pfizer position peaked at $142M in Q2 2024.
  • 2,820 funds tracked by Wall St. Rank held Pfizer as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.