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
Q2 | $657K | Buy |
27,276
+27,269
| +389,557% | +$713K | ﹤0.01% | 1064 |
|
|
2026
Q1 | $197 | Buy |
+7
| New | +$186 | ﹤0.01% | 1401 |
|
|
2025
Q3 | – | Sell |
-148,435
| Closed | -$3.66M | – | 1783 |
|
|
2025
Q2 | $3.6M | Buy |
148,435
+29,650
| +25% | +$691K | 0.01% | 708 |
|
|
2025
Q1 | $3.01M | Sell |
118,785
-446,385
| -79% | -$11.7M | 0.01% | 753 |
|
|
2024
Q4 | $15M | Buy |
565,170
+265,921
| +89% | +$7.21M | 0.03% | 433 |
|
|
2024
Q3 | $8.66M | Sell |
299,249
-550,442
| -65% | -$16.1M | 0.02% | 603 |
|
|
2024
Q2 | $23.8M | Buy |
849,691
+252,779
| +42% | +$6.96M | 0.05% | 262 |
|
|
2024
Q1 | $16.6M | Buy |
596,912
+360,567
| +153% | +$10M | 0.04% | 363 |
|
|
2023
Q4 | $6.8M | Sell |
236,345
-12,039
| -5% | -$364K | 0.01% | 723 |
|
|
2023
Q3 | $8.24M | Buy |
248,384
+112,808
| +83% | +$3.99M | 0.02% | 590 |
|
|
2023
Q2 | $4.97M | Buy |
+135,576
| New | +$5.28M | 0.01% | 778 |
|
|
2022
Q2 | – | Sell |
-79,200
| Closed | -$4.04M | – | 3167 |
|
|
2022
Q1 | $4.1M | Buy |
+79,200
| New | +$4.11M | ﹤0.01% | 1067 |
|
|
2021
Q4 | – | Sell |
-1,091,114
| Closed | -$54.1M | – | 2213 |
|
|
2021
Q3 | $46.9M | Buy |
1,091,114
+974,064
| +832% | +$43.2M | 0.05% | 270 |
|
|
2021
Q2 | $4.58M | Buy |
117,050
+75,966
| +185% | +$2.95M | 0.01% | 685 |
|
|
2021
Q1 | $1.49M | Sell |
41,084
-577,645
| -93% | -$20.5M | ﹤0.01% | 750 |
|
|
2020
Q4 | $22.8M | Sell |
618,729
-22,184
| -3% | -$814K | 0.02% | 492 |
|
|
2020
Q3 | $22.3M | Sell |
640,913
-733,113
| -53% | -$25.7M | 0.02% | 696 |
|
|
2020
Q2 | $42.6M | Buy |
1,374,026
+489,970
| +55% | +$16.6M | 0.05% | 301 |
|
|
2020
Q1 | $27.4M | Buy |
884,056
+393,037
| +80% | +$13.4M | 0.04% | 335 |
|
|
2019
Q4 | $18.3M | Buy |
491,019
+301,365
| +159% | +$10.7M | 0.02% | 448 |
|
|
2019
Q3 | $6.46M | Sell |
189,654
-21,612
| -10% | -$786K | 0.01% | 725 |
|
|
2019
Q2 | $8.68M | Sell |
211,266
-351,724
| -62% | -$14M | 0.01% | 560 |
|
|
2019
Q1 | $22.7M | Buy |
562,990
+362,068
| +180% | +$14.5M | 0.03% | 294 |
|
|
2018
Q4 | $8.32M | Buy |
200,922
+197,352
| +5,528% | +$8.19M | 0.01% | 569 |
|
|
2018
Q3 | $149K | Buy |
+3,570
| New | +$137K | ﹤0.01% | 1670 |
|
|
2018
Q1 | – | Sell |
-168,422
| Closed | -$5.79M | – | 3692 |
|
|
2017
Q4 | $5.79M | Buy |
+168,422
| New | +$5.74M | 0.01% | 558 |
|
|
2017
Q2 | – | Sell |
-65,716
| Closed | -$2.07M | – | 3472 |
|
|
2017
Q1 | $2.13M | Buy |
65,716
+34,426
| +110% | +$1.09M | ﹤0.01% | 837 |
|
|
2016
Q4 | $964K | Buy |
+31,290
| New | +$955K | ﹤0.01% | 1243 |
|
|
2016
Q1 | – | Sell |
-47,706
| Closed | -$1.36M | – | 3339 |
|
|
2015
Q4 | $1.46M | Sell |
47,706
-174,096
| -78% | -$5.48M | ﹤0.01% | 1125 |
|
|
2015
Q3 | $6.61M | Sell |
221,802
-290,052
| -57% | -$9.3M | 0.01% | 598 |
|
|
2015
Q2 | $16.3M | Buy |
+511,854
| New | +$16.7M | 0.03% | 342 |
|
|
2015
Q1 | – | Sell |
-89,877
| Closed | -$2.86M | – | 5190 |
|
|
2014
Q4 | $2.66M | Sell |
89,877
-598,521
| -87% | -$17.2M | 0.01% | 951 |
|
|
2014
Q3 | $19.3M | Buy |
+688,398
| New | +$19.3M | 0.06% | 268 |
|
|
2014
Q2 | – | Sell |
-165,930
| Closed | -$4.73M | – | 4242 |
|
|
2014
Q1 | $5.06M | Sell |
165,930
-282,418
| -63% | -$8.42M | 0.03% | 389 |
|
|
2013
Q4 | $13M | Buy |
+448,348
| New | +$13M | 0.06% | 243 |
|
|
2013
Q3 | – | Sell |
-44,563
| Closed | -$1.21M | – | 3186 |
|
|
2013
Q2 | $1.18M | Buy |
+44,563
| New | +$1.23M | 0.01% | 676 |
|
Other funds holding PFE
Parallax Volatility Advisers's PFE Position: Q2 2026 in Review
Parallax Volatility Advisers increased its Pfizer (PFE) stake by 389,557% in Q2 2026, buying an estimated $713K and bringing the position to 27,276 shares worth $657K. The position accounts for ﹤0.01% of the portfolio, ranked #1064.
Parallax Volatility Advisers first reported a position in PFE in Q2 2013 and has held it in 36 quarters since. The position peaked at $46.9M in Q3 2021. 2,818 funds tracked by Wall St. Rank hold PFE as of Q2 2026.
- Parallax Volatility Advisers held 27,276 shares of Pfizer worth $657K as of Q2 2026.
- Parallax Volatility Advisers bought 27,269 Pfizer shares in Q2 2026, an estimated $713K.
- Pfizer made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q2 2026, its #1064 holding.
- Parallax Volatility Advisers first reported a position in Pfizer in Q2 2013 and has held it in 36 quarters since.
- Parallax Volatility Advisers's Pfizer position peaked at $46.9M in Q3 2021.
- 2,818 funds tracked by Wall St. Rank held Pfizer as of Q2 2026.
Based on Parallax Volatility Advisers's 13F filing for Q2 2026, filed 14 Aug 2026.