TRCT
HTFL

Tower Research Capital (TRC)’s Heartflow Inc HTFL Stock Holding History

Tower Research Capital (TRC)’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
2026
Q1 		$165K Buy
6,775
+6,316
+1,376% +$172K ﹤0.01% 1764
2025
Q4 		$13.4K Buy
+459
New +$14.8K ﹤0.01% 3409

Other funds holding HTFL

Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Tower Research Capital (TRC)'s HTFL Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its Heartflow Inc (HTFL) stake by 1,376% in Q1 2026, buying an estimated $172K and bringing the position to 6,775 shares worth $165K. The position accounts for ﹤0.01% of the portfolio, ranked #1764.

Tower Research Capital (TRC) first reported a position in HTFL in Q4 2025 and has held it in 2 quarters since. 169 funds tracked by Wall St. Rank hold HTFL as of Q1 2026.

  • Tower Research Capital (TRC) held 6,775 shares of Heartflow Inc worth $165K as of Q1 2026.
  • Tower Research Capital (TRC) bought 6,316 Heartflow Inc shares in Q1 2026, an estimated $172K.
  • Heartflow Inc made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #1764 holding.
  • Tower Research Capital (TRC) first reported a position in Heartflow Inc in Q4 2025 and has held it in 2 quarters since.
  • 169 funds tracked by Wall St. Rank held Heartflow Inc as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.