Parallax Volatility Advisers’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
$3.61M Buy
132,100
+38,200
+41% +$1.02M 0.01% 657
2025
Q4
$2.34M Sell
93,900
-123,500
-57% -$3.11M ﹤0.01% 900
2025
Q3
$5.54M Sell
217,400
-346,000
-61% -$8.54M 0.01% 650
2025
Q2
$13.7M Sell
563,400
-189,300
-25% -$4.41M 0.03% 346
2025
Q1
$19.1M Sell
752,700
-890,900
-54% -$23.3M 0.05% 280
2024
Q4
$43.6M Buy
1,643,600
+388,300
+31% +$10.5M 0.08% 177
2024
Q3
$36.3M Sell
1,255,300
-333,800
-21% -$9.74M 0.07% 215
2024
Q2
$44.5M Sell
1,589,100
-554,100
-26% -$15.3M 0.1% 151
2024
Q1
$59.5M Buy
2,143,200
+625,000
+41% +$17.3M 0.13% 140
2023
Q4
$43.7M Buy
1,518,200
+703,100
+86% +$21.3M 0.09% 207
2023
Q3
$27M Sell
815,100
-265,400
-25% -$9.39M 0.06% 249
2023
Q2
$39.6M Sell
1,080,500
-59,300
-5% -$2.31M 0.09% 194
2023
Q1
$46.5M Buy
1,139,800
+589,700
+107% +$25.5M 0.1% 206
2022
Q4
$28.2M Sell
550,100
-135,200
-20% -$6.48M 0.04% 420
2022
Q3
$30M Sell
685,300
-497,900
-42% -$24.2M 0.05% 412
2022
Q2
$62M Sell
1,183,200
-196,600
-14% -$10M 0.06% 229
2022
Q1
$71.4M Sell
1,379,800
-2,049,400
-60% -$106M 0.04% 197
2021
Q4
$202M Sell
3,429,200
-1,012,400
-23% -$50.2M 0.24% 47
2021
Q3
$191M Buy
4,441,600
+2,411,000
+119% +$107M 0.18% 67
2021
Q2
$79.5M Buy
2,030,600
+282,300
+16% +$11M 0.11% 129
2021
Q1
$63.3M Sell
1,748,300
-1,939,400
-53% -$68.9M 0.14% 121
2020
Q4
$136M Sell
3,687,700
-1,423,251
-28% -$52.2M 0.14% 111
2020
Q3
$178M Buy
5,110,951
+1,076,134
+27% +$37.7M 0.13% 127
2020
Q2
$125M Buy
4,034,817
+929,417
+30% +$31.6M 0.15% 114
2020
Q1
$96.2M Buy
3,105,400
+1,639,708
+112% +$55.9M 0.12% 116
2019
Q4
$54.5M Sell
1,465,692
-365,422
-20% -$13M 0.06% 203
2019
Q3
$62.4M Sell
1,831,114
-1,536,416
-46% -$55.9M 0.07% 156
2019
Q2
$138M Buy
3,367,530
+1,198,925
+55% +$47.6M 0.15% 72
2019
Q1
$87.4M Buy
2,168,605
+1,500,474
+225% +$60.1M 0.1% 95
2018
Q4
$27.7M Buy
668,131
+484,524
+264% +$20.1M 0.04% 283
2018
Q3
$7.68M Sell
183,607
-1,023,012
-85% -$39.4M 0.01% 556
2018
Q2
$41.5M Sell
1,206,619
-898,008
-43% -$30.7M 0.06% 141
2018
Q1
$70.9M Buy
2,104,627
+1,577,627
+299% +$54.2M 0.1% 104
2017
Q4
$18.1M Buy
527,000
+157,257
+43% +$5.36M 0.02% 271
2017
Q3
$12.5M Buy
369,743
+158,943
+75% +$5.11M 0.02% 348
2017
Q2
$6.72M Buy
210,800
+52,700
+33% +$1.66M 0.01% 496
2017
Q1
$5.13M Sell
158,100
-709,658
-82% -$22.4M 0.01% 574
2016
Q4
$26.7M Buy
867,758
+244,212
+39% +$7.46M 0.05% 231
2016
Q3
$20M Sell
623,546
-430,770
-41% -$14.4M 0.04% 280
2016
Q2
$35.2M Sell
1,054,316
-18,212,804
-95% -$581M 0.07% 189
2016
Q1
$542M Buy
19,267,120
+18,307,242
+1,907% +$523M 1.19% 9
2015
Q4
$29.4M Buy
959,878
+317,781
+49% +$10M 0.06% 209
2015
Q3
$19.1M Sell
642,097
-871,342
-58% -$27.9M 0.04% 275
2015
Q2
$48.1M Sell
1,513,439
-792,502
-34% -$25.8M 0.1% 131
2015
Q1
$76.1M Sell
2,305,941
-1,618,206
-41% -$51.4M 0.18% 90
2014
Q4
$116M Sell
3,924,147
-364,474
-8% -$10.5M 0.34% 55
2014
Q3
$120M Buy
4,288,621
+3,941,433
+1,135% +$111M 0.38% 44
2014
Q2
$9.78M Sell
347,188
-110,143
-24% -$3.14M 0.04% 319
2014
Q1
$13.9M Sell
457,331
-814,847
-64% -$24.3M 0.08% 196
2013
Q4
$37M Sell
1,272,178
-49,854
-4% -$1.45M 0.18% 120
2013
Q3
$36M Sell
1,322,032
-656,326
-33% -$17.9M 0.19% 103
2013
Q2
$52.6M Buy
+1,978,358
New +$54.7M 0.25% 74

Other funds holding PFE

Parallax Volatility Advisers's PFE Position: Q1 2026 in Review

Parallax Volatility Advisers opened a new position in Pfizer (PFE) in Q1 2026: 7 shares worth $197. The stake represents ﹤0.01% of the portfolio and ranks #1401 among its holdings. This is a return to the name: Parallax Volatility Advisers previously reported a position in PFE as recently as Q2 2025.

Parallax Volatility Advisers first reported a position in PFE in Q2 2013 and has held it in 35 quarters since. The position peaked at $46.9M in Q3 2021. 2,939 funds tracked by Wall St. Rank hold PFE as of Q1 2026.

  • Parallax Volatility Advisers held 7 shares of Pfizer worth $197 as of Q1 2026.
  • Pfizer was a new Parallax Volatility Advisers position in Q1 2026.
  • Pfizer made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #1401 holding.
  • Parallax Volatility Advisers first reported a position in Pfizer in Q2 2013 and has held it in 35 quarters since.
  • Parallax Volatility Advisers's Pfizer position peaked at $46.9M in Q3 2021.
  • 2,939 funds tracked by Wall St. Rank held Pfizer as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.