Group One Trading’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
$39.5M Sell
1,407,300
-906,500
-39% -$24.1M 0.08% 246
2025
Q4
$57.6M Sell
2,313,800
-159,200
-6% -$4.01M 0.1% 174
2025
Q3
$63M Sell
2,473,000
-285,600
-10% -$7.05M 0.11% 169
2025
Q2
$66.9M Sell
2,758,600
-53,600
-2% -$1.25M 0.15% 109
2025
Q1
$71.3M Buy
2,812,200
+507,900
+22% +$13.3M 0.21% 78
2024
Q4
$61.1M Buy
2,304,300
+289,400
+14% +$7.85M 0.14% 103
2024
Q3
$58.3M Buy
2,014,900
+1,263,000
+168% +$36.8M 0.17% 88
2024
Q2
$21M Buy
751,900
+700
+0.1% +$19.3K 0.08% 187
2024
Q1
$20.8M Sell
751,200
-399,800
-35% -$11.1M 0.08% 182
2023
Q4
$33.1M Buy
1,151,000
+429,400
+60% +$13M 0.09% 174
2023
Q3
$23.9M Sell
721,600
-54,100
-7% -$1.91M 0.08% 174
2023
Q2
$28.5M Sell
775,700
-232,200
-23% -$9.04M 0.09% 147
2023
Q1
$41.1M Sell
1,007,900
-1,165,000
-54% -$50.3M 0.15% 79
2022
Q4
$111M Buy
2,172,900
+448,500
+26% +$21.5M 0.26% 51
2022
Q3
$75.5M Sell
1,724,400
-309,600
-15% -$15M 0.15% 84
2022
Q2
$107M Sell
2,034,000
-1,156,600
-36% -$58.9M 0.17% 66
2022
Q1
$165M Sell
3,190,600
-331,400
-9% -$17.2M 0.16% 65
2021
Q4
$208M Buy
3,522,000
+393,400
+13% +$19.5M 0.17% 58
2021
Q3
$135M Buy
3,128,600
+1,263,400
+68% +$56M 0.15% 88
2021
Q2
$73M Sell
1,865,200
-214,000
-10% -$8.32M 0.09% 166
2021
Q1
$75.3M Buy
2,079,200
+238,400
+13% +$8.46M 0.11% 131
2020
Q4
$67.8M Buy
1,840,800
+991,171
+117% +$36.4M 0.12% 124
2020
Q3
$29.6M Sell
849,629
-333,908
-28% -$11.7M 0.09% 168
2020
Q2
$36.7M Sell
1,183,537
-288,796
-20% -$9.81M 0.17% 95
2020
Q1
$45.6M Buy
1,472,333
+757,616
+106% +$25.8M 0.37% 36
2019
Q4
$26.6M Sell
714,717
-145,979
-17% -$5.2M 0.18% 93
2019
Q3
$29.3M Buy
860,696
+362,786
+73% +$13.2M 0.24% 58
2019
Q2
$20.5M Buy
497,910
+249,904
+101% +$9.92M 0.19% 87
2019
Q1
$9.99M Sell
248,006
-257,176
-51% -$10.3M 0.11% 195
2018
Q4
$20.9M Buy
505,182
+326,424
+183% +$13.6M 0.18% 101
2018
Q3
$7.47M Sell
178,758
-8,432
-5% -$325K 0.06% 382
2018
Q2
$6.44M Sell
187,190
-132,383
-41% -$4.52M 0.06% 418
2018
Q1
$10.8M Sell
319,573
-374,908
-54% -$12.9M 0.11% 202
2017
Q4
$23.9M Buy
694,481
+12,859
+2% +$438K 0.17% 109
2017
Q3
$23.1M Buy
681,622
+225,240
+49% +$7.24M 0.21% 87
2017
Q2
$14.5M Sell
456,382
-28,880
-6% -$911K 0.15% 135
2017
Q1
$15.8M Sell
485,262
-885,149
-65% -$27.9M 0.18% 102
2016
Q4
$42.2M Buy
1,370,411
+255,911
+23% +$7.81M 0.41% 33
2016
Q3
$35.8M Buy
1,114,500
+110,354
+11% +$3.69M 0.39% 41
2016
Q2
$33.5M Buy
1,004,146
+121,632
+14% +$3.88M 0.4% 32
2016
Q1
$24.8M Buy
882,514
+327,056
+59% +$9.34M 0.35% 31
2015
Q4
$17M Buy
555,458
+286,056
+106% +$9M 0.2% 70
2015
Q3
$8.03M Buy
269,402
+231,880
+618% +$7.43M 0.11% 197
2015
Q2
$1.19M Sell
37,522
-90,961
-71% -$2.96M 0.02% 1078
2015
Q1
$4.24M Buy
128,483
+127,429
+12,090% +$4.05M 0.07% 304
2014
Q4
$31K Buy
+1,054
New +$30.2K ﹤0.01% 3706

Other funds holding PFE

Group One Trading's PFE Position: Q1 2026 in Review

Group One Trading increased its Pfizer (PFE) stake by 271% in Q1 2026, buying an estimated $11.5M and bringing the position to 592,233 shares worth $16.6M. The position accounts for 0.03% of the portfolio, ranked #579.

Group One Trading first reported a position in PFE in Q4 2014 and has held it in 32 quarters since. The position peaked at $32.9M in Q2 2021. 2,937 funds tracked by Wall St. Rank hold PFE as of Q1 2026.

  • Group One Trading held 592,233 shares of Pfizer worth $16.6M as of Q1 2026.
  • Group One Trading bought 432,806 Pfizer shares in Q1 2026, an estimated $11.5M.
  • Pfizer made up 0.03% of Group One Trading's portfolio in Q1 2026, its #579 holding.
  • Group One Trading first reported a position in Pfizer in Q4 2014 and has held it in 32 quarters since.
  • Group One Trading's Pfizer position peaked at $32.9M in Q2 2021.
  • 2,937 funds tracked by Wall St. Rank held Pfizer as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.