Jane Street’s Pfizer PFE Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$474M Buy
16,890,900
+452,000
+3% +$12M 0.06% 213
2025
Q4
$409M Buy
16,438,900
+7,084,300
+76% +$179M 0.06% 208
2025
Q3
$238M Sell
9,354,600
-1,119,500
-11% -$27.6M 0.04% 309
2025
Q2
$254M Sell
10,474,100
-511,900
-5% -$11.9M 0.05% 237
2025
Q1
$278M Sell
10,986,000
-5,562,100
-34% -$146M 0.07% 164
2024
Q4
$439M Sell
16,548,100
-570,000
-3% -$15.5M 0.1% 117
2024
Q3
$495M Buy
17,118,100
+5,563,500
+48% +$162M 0.11% 96
2024
Q2
$323M Buy
11,554,600
+1,919,900
+20% +$52.9M 0.07% 137
2024
Q1
$267M Sell
9,634,700
-174,100
-2% -$4.83M 0.06% 169
2023
Q4
$282M Buy
9,808,800
+6,475,100
+194% +$196M 0.07% 147
2023
Q3
$111M Sell
3,333,700
-1,062,300
-24% -$37.6M 0.04% 298
2023
Q2
$161M Buy
4,396,000
+1,710,400
+64% +$66.6M 0.05% 207
2023
Q1
$110M Sell
2,685,600
-923,600
-26% -$39.9M 0.04% 280
2022
Q4
$185M Buy
3,609,200
+302,600
+9% +$14.5M 0.09% 152
2022
Q3
$145M Sell
3,306,600
-638,900
-16% -$31M 0.06% 192
2022
Q2
$207M Buy
3,945,500
+916,500
+30% +$46.7M 0.09% 144
2022
Q1
$157M Buy
3,029,000
+320,300
+12% +$16.6M 0.05% 243
2021
Q4
$160M Sell
2,708,700
-208,000
-7% -$10.3M 0.05% 238
2021
Q3
$125M Buy
2,916,700
+1,481,100
+103% +$65.6M 0.04% 285
2021
Q2
$56.2M Sell
1,435,600
-12,100
-0.8% -$471K 0.02% 494
2021
Q1
$52.5M Sell
1,447,700
-532,700
-27% -$18.9M 0.03% 467
2020
Q4
$72.9M Buy
1,980,400
+747,431
+61% +$27.4M 0.04% 336
2020
Q3
$42.9M Sell
1,232,969
-40,263
-3% -$1.41M 0.03% 443
2020
Q2
$39.5M Buy
1,273,232
+13,597
+1% +$462K 0.03% 433
2020
Q1
$39M Buy
1,259,635
+887,151
+238% +$30.2M 0.04% 290
2019
Q4
$13.8M Sell
372,484
-168,218
-31% -$5.99M 0.02% 506
2019
Q3
$18.4M Buy
540,702
+269,297
+99% +$9.79M 0.03% 378
2019
Q2
$11.2M Buy
271,405
+28,563
+12% +$1.13M 0.02% 571
2019
Q1
$9.79M Buy
242,842
+166,322
+217% +$6.66M 0.02% 704
2018
Q4
$3.17M Buy
76,520
+60,288
+371% +$2.5M 0.01% 1279
2018
Q3
$679K Sell
16,232
-61,342
-79% -$2.36M ﹤0.01% 3245
2018
Q2
$2.67M Buy
77,574
+9,275
+14% +$317K 0.01% 1611
2018
Q1
$2.3M Buy
68,299
+8,748
+15% +$301K 0.01% 1686
2017
Q4
$2.05M Sell
59,551
-30,777
-34% -$1.05M 0.01% 1575
2017
Q3
$3.06M Buy
90,328
+82,845
+1,107% +$2.66M 0.01% 1227
2017
Q2
$238K Sell
7,483
-47,957
-87% -$1.51M ﹤0.01% 3854
2017
Q1
$1.8M Sell
55,440
-237,994
-81% -$7.5M 0.01% 1477
2016
Q4
$9.04M Buy
293,434
+282,472
+2,577% +$8.62M 0.04% 397
2016
Q3
$352K Sell
10,962
-177,599
-94% -$5.94M ﹤0.01% 3134
2016
Q2
$6.3M Buy
188,561
+29,407
+18% +$939K 0.03% 528
2016
Q1
$4.48M Buy
159,154
+114,675
+258% +$3.28M 0.03% 625
2015
Q4
$1.36M Buy
44,479
+3,057
+7% +$96.2K 0.01% 1424
2015
Q3
$1.23M Sell
41,422
-10,751
-21% -$345K 0.01% 1441
2015
Q2
$1.66M Buy
+52,173
New +$1.7M 0.01% 1132

Other funds holding PFE

Jane Street's PFE Position: Q1 2026 in Review

Jane Street increased its Pfizer (PFE) stake by 200% in Q1 2026, buying an estimated $33.4M and bringing the position to 1,883,213 shares worth $52.9M. The position accounts for 0.01% of the portfolio, ranked #1020.

Jane Street first reported a position in PFE in Q2 2013 and has held it in 47 quarters since. The position peaked at $260M in Q2 2024. 2,937 funds tracked by Wall St. Rank hold PFE as of Q1 2026.

  • Jane Street held 1,883,213 shares of Pfizer worth $52.9M as of Q1 2026.
  • Jane Street bought 1,255,392 Pfizer shares in Q1 2026, an estimated $33.4M.
  • Pfizer made up 0.01% of Jane Street's portfolio in Q1 2026, its #1020 holding.
  • Jane Street first reported a position in Pfizer in Q2 2013 and has held it in 47 quarters since.
  • Jane Street's Pfizer position peaked at $260M in Q2 2024.
  • 2,937 funds tracked by Wall St. Rank held Pfizer as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.