Zimmer Partners’s Heartflow Inc HTFL Stock Holding History

Zimmer Partners’s Portfolio HTFL Stock Details HTFL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-20,000	Closed	-$673K	–	179
2025 Q3	$673K	Buy	+20,000	New	+$643K	0.01%	138

Other funds holding HTFL

BCLSI

Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Schusterman Interests Tulsa, Oklahoma $391M AUM 33.81% 1-Year Est. Return

CIG

Capricorn Investment Group Palo Alto, California $602M AUM 165.22% 1-Year Est. Return

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

UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return

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

Zimmer Partners's HTFL Position: Q4 2025 in Review

Zimmer Partners sold out of Heartflow Inc (HTFL) in Q4 2025, closing a stake of 20,000 shares — an estimated $673K sold.

Zimmer Partners first reported a position in HTFL in Q3 2025 and held it in 1 quarter. The position peaked at $673K in Q3 2025. 112 funds tracked by Wall St. Rank hold HTFL as of Q4 2025.

Zimmer Partners reported no remaining Heartflow Inc position as of Q4 2025 after selling out during the quarter.
Zimmer Partners sold 20,000 Heartflow Inc shares in Q4 2025, an estimated $673K.
Zimmer Partners first reported a position in Heartflow Inc in Q3 2025 and held it in 1 quarter.
Zimmer Partners's Heartflow Inc position peaked at $673K in Q3 2025.
112 funds tracked by Wall St. Rank held Heartflow Inc as of Q4 2025.

Based on Zimmer Partners's 13F filing for Q4 2025, filed 17 Feb 2026.