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	$12.4M	Sell	440,200 -600,800	-58%	-$16M	0.26%	61
2025 Q4	$25.9M	Sell	1,041,000 -521,200	-33%	-$13.1M	0.23%	90
2025 Q3	$39.8M	Sell	1,562,200 -1,870,000	-54%	-$46.2M	0.17%	119
2025 Q2	$83.2M	Buy	3,432,200 +1,866,200	+119%	+$43.5M	0.16%	128
2025 Q1	$39.7M	Sell	1,566,000 -1,408,200	-47%	-$36.8M	0.07%	229
2024 Q4	$78.9M	Buy	2,974,200 +979,500	+49%	+$26.6M	0.14%	123
2024 Q3	$57.7M	Buy	1,994,700 +678,700	+52%	+$19.8M	0.11%	140
2024 Q2	$36.8M	Sell	1,316,000 -387,800	-23%	-$10.7M	0.08%	219
2024 Q1	$47.3M	Buy	1,703,800 +1,147,300	+206%	+$31.8M	0.1%	191
2023 Q4	$16M	Buy	556,500 +66,000	+13%	+$2M	0.03%	541
2023 Q3	$16.3M	Sell	490,500 -109,700	-18%	-$3.88M	0.04%	409
2023 Q2	$22M	Buy	600,200 +428,400	+249%	+$16.7M	0.03%	390
2023 Q1	$7.01M	Sell	171,800 -1,568,900	-90%	-$67.8M	0.01%	663
2022 Q4	$89.2M	Sell	1,740,700 -2,719,300	-61%	-$130M	0.19%	80
2022 Q3	$195M	Buy	4,460,000 +2,688,600	+152%	+$131M	0.37%	27
2022 Q2	$92.9M	Buy	1,771,400 +137,100	+8%	+$6.99M	0.15%	86
2022 Q1	$84.6M	Buy	1,634,300 +608,300	+59%	+$31.6M	0.14%	113
2021 Q4	$60.6M	Buy	1,026,000 +15,300	+2%	+$758K	0.13%	133
2021 Q3	$43.5M	Buy	1,010,700 +219,500	+28%	+$9.72M	0.1%	196
2021 Q2	$31M	Sell	791,200 -317,100	-29%	-$12.3M	0.08%	235
2021 Q1	$40.2M	Buy	1,108,300 +440,100	+66%	+$15.6M	0.15%	148
2020 Q4	$24.6M	Buy	668,200 +65,207	+11%	+$2.39M	0.1%	226
2020 Q3	$21M	Sell	602,993 -402,101	-40%	-$14.1M	0.09%	254
2020 Q2	$31.2M	Buy	1,005,094 +992,762	+8,050%	+$33.7M	0.13%	183
2020 Q1	$382K	Buy	12,332 +8,116	+193%	+$277K	﹤0.01%	1004
2019 Q4	$157K	Sell	4,216 -42,371	-91%	-$1.51M	﹤0.01%	1043
2019 Q3	$1.59M	Sell	46,587 -1,028,493	-96%	-$37.4M	0.01%	733
2019 Q2	$44.2M	Sell	1,075,080 -743,070	-41%	-$29.5M	0.22%	83
2019 Q1	$73.3M	Buy	1,818,150 +1,707,375	+1,541%	+$68.4M	0.38%	52
2018 Q4	$4.59M	Buy	110,775 +99,181	+855%	+$4.12M	0.03%	517
2018 Q3	$485K	Buy	+11,594	New	+$446K	﹤0.01%	845
2018 Q1	–	Sell	-527	Closed	-$18K	–	1258
2017 Q4	$18K	Sell	527 -135,334	-100%	-$4.61M	﹤0.01%	957
2017 Q3	$4.6M	Sell	135,861 -217,756	-62%	-$7M	0.04%	397
2017 Q2	$11.3M	Sell	353,617 -299,336	-46%	-$9.44M	0.09%	215
2017 Q1	$21.2M	Sell	652,953 -125,321	-16%	-$3.95M	0.19%	116
2016 Q4	$24M	Buy	778,274 +727,366	+1,429%	+$22.2M	0.23%	94
2016 Q3	$1.64M	Sell	50,908 -232,934	-82%	-$7.79M	0.02%	545
2016 Q2	$9.48M	Buy	+283,842	New	+$9.06M	0.15%	152
2016 Q1	–	Sell	-31,409	Closed	-$962K	–	1430
2015 Q4	$962K	Sell	31,409 -57,443	-65%	-$1.81M	0.02%	664
2015 Q3	$2.65M	Sell	88,852 -50,065	-36%	-$1.61M	0.07%	278
2015 Q2	$4.42M	Sell	138,917 -116,256	-46%	-$3.79M	0.11%	188
2015 Q1	$8.42M	Buy	255,173 +148,824	+140%	+$4.73M	0.22%	86
2014 Q4	$3.14M	Buy	106,349 +54,492	+105%	+$1.56M	0.09%	257
2014 Q3	$1.46M	Sell	51,857 -116,151	-69%	-$3.26M	0.04%	469
2014 Q2	$4.73M	Buy	168,008 +55,441	+49%	+$1.58M	0.11%	204
2014 Q1	$3.43M	Sell	112,567 -58,392	-34%	-$1.74M	0.07%	323
2013 Q4	$4.97M	Buy	170,959 +134,069	+363%	+$3.9M	0.12%	173
2013 Q3	$1.01M	Buy	36,890 +8,537	+30%	+$232K	0.03%	469
2013 Q2	$753K	Buy	+28,353	New	+$783K	0.03%	522

Other funds holding PFE

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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 Camas, Washington $295B AUM 31.6% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

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.