Headlands Technologies’s Pfizer PFE Stock Holding History

Headlands Technologies’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
2025 Q4	–	Sell	-23,007	Closed	-$586K	–	819
2025 Q3	$586K	Buy	+23,007	New	+$568K	0.05%	325
2025 Q1	–	Sell	-7,793	Closed	-$207K	–	1426
2024 Q4	$207K	Sell	7,793 -69,094	-90%	-$1.87M	0.02%	520
2024 Q3	$2.23M	Sell	76,887 -179,595	-70%	-$5.24M	0.26%	89
2024 Q2	$7.18M	Buy	256,482 +228,879	+829%	+$6.3M	0.76%	19
2024 Q1	$766K	Sell	27,603 -13,508	-33%	-$375K	0.18%	138
2023 Q4	$1.18M	Buy	+41,111	New	+$1.24M	0.35%	62
2023 Q2	–	Sell	-2,942	Closed	-$120K	–	951
2023 Q1	$120K	Buy	+2,942	New	+$127K	0.08%	167

Other funds holding PFE

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

State Farm Mutual Automobile Insurance Bloomington, Illinois $146B AUM 55.73% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Headlands Technologies's PFE Position: Q4 2025 in Review

Headlands Technologies sold out of Pfizer (PFE) in Q4 2025, closing a stake of 23,007 shares — an estimated $586K sold.

Headlands Technologies first reported a position in PFE in Q1 2023 and held it in 7 quarters. The position peaked at $7.18M in Q2 2024. 2,914 funds tracked by Wall St. Rank hold PFE as of Q4 2025.

Headlands Technologies reported no remaining Pfizer position as of Q4 2025 after selling out during the quarter.
Headlands Technologies sold 23,007 Pfizer shares in Q4 2025, an estimated $586K.
Headlands Technologies first reported a position in Pfizer in Q1 2023 and held it in 7 quarters.
Headlands Technologies's Pfizer position peaked at $7.18M in Q2 2024.
2,914 funds tracked by Wall St. Rank held Pfizer as of Q4 2025.

Based on Headlands Technologies's 13F filing for Q4 2025, filed 13 Feb 2026.