AIM
PFE icon

Aigen Investment Management’s Pfizer PFE Stock Holding History

Aigen Investment 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
Q1 		– Sell
-83,314
Closed -$2.07M – 726
2025
Q4 		$2.07M Buy
+83,314
New +$2.1M 0.48% 47
2025
Q1 		– Sell
-73,486
Closed -$1.95M – 964
2024
Q4 		$1.95M Buy
73,486
+35,937
+96% +$975K 0.34% 66
2024
Q3 		$1.09M Buy
+37,549
New +$1.1M 0.21% 134
2024
Q2 		– Sell
-94,301
Closed -$2.62M – 965
2024
Q1 		$2.62M Buy
94,301
+64,192
+213% +$1.78M 0.57% 24
2023
Q4 		$867K Buy
+30,109
New +$910K 0.15% 184
2023
Q2 		– Sell
-357,896
Closed -$14.6M – 918
2023
Q1 		$14.6M Buy
+357,896
New +$15.5M 2.01% 2
2022
Q3 		– Sell
-47,789
Closed -$2.51M – 716
2022
Q2 		$2.51M Buy
+47,789
New +$2.44M 0.42% 65
2022
Q1 		– Sell
-104,900
Closed -$6.03M – 946
2021
Q4 		$6.03M Buy
+104,900
New +$5.2M 0.37% 53
2021
Q3 		– Sell
-217,104
Closed -$8.5M – 613
2021
Q2 		$8.5M Buy
+217,104
New +$8.44M 1.48% 9
2020
Q4 		– Sell
-88,997
Closed -$3.1M – 981
2020
Q3 		$3.1M Sell
88,997
-17,614
-17% -$618K 0.4% 49
2020
Q2 		$3.31M Buy
106,611
+94,194
+759% +$3.2M 0.42% 31
2020
Q1 		$385K Buy
+12,417
New +$423K 0.05% 519

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
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
State Farm Mutual Automobile Insurance
State Farm Mutual Automobile Insurance Bloomington, Illinois $146B AUM 55.73% 1-Year Est. Return

Aigen Investment Management's PFE Position: Q1 2026 in Review

Aigen Investment Management sold out of Pfizer (PFE) in Q1 2026, closing a stake of 83,314 shares — an estimated $2.07M sold.

Aigen Investment Management first reported a position in PFE in Q1 2020 and held it in 12 quarters. The position peaked at $14.6M in Q1 2023. 2,952 funds tracked by Wall St. Rank hold PFE as of Q1 2026.

  • Aigen Investment Management reported no remaining Pfizer position as of Q1 2026 after selling out during the quarter.
  • Aigen Investment Management sold 83,314 Pfizer shares in Q1 2026, an estimated $2.07M.
  • Aigen Investment Management first reported a position in Pfizer in Q1 2020 and held it in 12 quarters.
  • Aigen Investment Management's Pfizer position peaked at $14.6M in Q1 2023.
  • 2,952 funds tracked by Wall St. Rank held Pfizer as of Q1 2026.

Based on Aigen Investment Management's 13F filing for Q1 2026, filed 15 May 2026.