Twin Tree Management
PFE icon

Twin Tree Management’s Pfizer PFE Stock Holding History

Twin Tree 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 		$8.05M Sell
286,800
-1,097,300
-79% -$29.2M 0.17% 118
2025
Q4 		$34.5M Buy
+1,384,100
New +$34.9M 0.3% 53
2025
Q3 		– Sell
-1,736,800
Closed -$42.1M – 1763
2025
Q2 		$42.1M Buy
1,736,800
+300
+0% +$7K 0.08% 254
2025
Q1 		$44M Sell
1,736,500
-1,501,900
-46% -$39.3M 0.08% 202
2024
Q4 		$85.9M Sell
3,238,400
-204,600
-6% -$5.55M 0.15% 114
2024
Q3 		$99.6M Buy
3,443,000
+968,500
+39% +$28.3M 0.2% 74
2024
Q2 		$69.2M Buy
+2,474,500
New +$68.1M 0.16% 120
2023
Q2 		– Sell
-82,600
Closed -$3.37M – 1460
2023
Q1 		$3.37M Sell
82,600
-1,283,600
-94% -$55.4M 0.01% 813
2022
Q4 		$70M Sell
1,366,200
-102,200
-7% -$4.9M 0.15% 122
2022
Q3 		$64.3M Sell
1,468,400
-890,700
-38% -$43.3M 0.12% 129
2022
Q2 		$124M Sell
2,359,100
-318,000
-12% -$16.2M 0.2% 54
2022
Q1 		$139M Buy
2,677,100
+2,074,200
+344% +$108M 0.22% 47
2021
Q4 		$35.6M Sell
602,900
-1,372,200
-69% -$68M 0.07% 248
2021
Q3 		$84.9M Sell
1,975,100
-1,717,600
-47% -$76.1M 0.19% 88
2021
Q2 		$145M Buy
3,692,700
+435,500
+13% +$16.9M 0.39% 35
2021
Q1 		$118M Buy
3,257,200
+2,306,900
+243% +$81.9M 0.44% 37
2020
Q4 		$35M Buy
950,300
+24,256
+3% +$890K 0.14% 155
2020
Q3 		$32.2M Buy
926,044
+3,267
+0.4% +$115K 0.13% 164
2020
Q2 		$28.6M Buy
+922,777
New +$31.3M 0.12% 200
2020
Q1 		– Sell
-435,934
Closed -$16.2M – 1568
2019
Q4 		$16.2M Hold
435,934
– – 0.06% 257
2019
Q3 		$14.9M Buy
435,934
+93,700
+27% +$3.41M 0.06% 233
2019
Q2 		$14.1M Buy
342,234
+35,731
+12% +$1.42M 0.07% 241
2019
Q1 		$12.3M Buy
306,503
+234,936
+328% +$9.41M 0.06% 250
2018
Q4 		$2.96M Sell
71,567
-93,700
-57% -$3.89M 0.02% 627
2018
Q3 		$6.91M Buy
165,267
+86,322
+109% +$3.32M 0.05% 324
2018
Q2 		$2.72M Buy
78,945
+28,775
+57% +$983K 0.02% 563
2018
Q1 		$1.69M Buy
+50,170
New +$1.72M 0.01% 557
2017
Q3 		– Sell
-1,889,295
Closed -$60.2M – 1121
2017
Q2 		$60.2M Sell
1,889,295
-921,301
-33% -$29.1M 0.47% 29
2017
Q1 		$91.2M Buy
2,810,596
+1,116,186
+66% +$35.2M 0.83% 19
2016
Q4 		$52.2M Buy
1,694,410
+1,374,099
+429% +$41.9M 0.51% 26
2016
Q3 		$10.3M Sell
320,311
-606,893
-65% -$20.3M 0.13% 160
2016
Q2 		$31M Buy
+927,204
New +$29.6M 0.49% 28
2015
Q4 		– Sell
-75,256
Closed -$2.24M – 1534
2015
Q3 		$2.24M Sell
75,256
-426,553
-85% -$13.7M 0.06% 321
2015
Q2 		$16M Sell
501,809
-676,774
-57% -$22.1M 0.39% 39
2015
Q1 		$38.9M Buy
1,178,583
+771,739
+190% +$24.5M 0.99% 5
2014
Q4 		$12M Buy
406,844
+116,572
+40% +$3.34M 0.34% 46
2014
Q3 		$8.14M Sell
290,272
-483,153
-62% -$13.6M 0.22% 79
2014
Q2 		$21.8M Buy
773,425
+602,888
+354% +$17.2M 0.49% 17
2014
Q1 		$5.2M Buy
170,537
+49,116
+40% +$1.46M 0.11% 220
2013
Q4 		$3.53M Buy
121,421
+118,786
+4,508% +$3.46M 0.08% 261
2013
Q3 		$72K Sell
2,635
-35,520
-93% -$966K ﹤0.01% 753
2013
Q2 		$1.01M Buy
+38,155
New +$1.05M 0.04% 468

Other funds holding PFE

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
State Farm Mutual Automobile Insurance
State Farm Mutual Automobile Insurance Bloomington, Illinois $127B AUM 32.55% 1-Year Est. Return

Twin Tree Management's PFE Position: Q4 2025 in Review

Twin Tree Management sold out of Pfizer (PFE) in Q4 2025, closing a stake of 291,400 shares — an estimated $7.35M sold.

Twin Tree Management first reported a position in PFE in Q2 2013 and held it in 25 quarters. The position peaked at $45.4M in Q4 2021. 2,905 funds tracked by Wall St. Rank hold PFE as of Q4 2025.

  • Twin Tree Management reported no remaining Pfizer position as of Q4 2025 after selling out during the quarter.
  • Twin Tree Management sold 291,400 Pfizer shares in Q4 2025, an estimated $7.35M.
  • Twin Tree Management first reported a position in Pfizer in Q2 2013 and held it in 25 quarters.
  • Twin Tree Management's Pfizer position peaked at $45.4M in Q4 2021.
  • 2,905 funds tracked by Wall St. Rank held Pfizer as of Q4 2025.

Based on Twin Tree Management's 13F filing for Q4 2025, filed 11 Feb 2026.