Janus Henderson Group
HTFL

Janus Henderson Group’s Heartflow Inc HTFL Stock Holding History

Janus Henderson Group’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 		$53.1M Buy
2,180,976
+1,315,416
+152% +$35.7M 0.03% 399
2025
Q4 		$25.2M Sell
865,560
-149,564
-15% -$4.81M 0.01% 558
2025
Q3 		$34.2M Buy
+1,015,124
New +$32.6M 0.02% 494

Other funds holding HTFL

Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

Janus Henderson Group's HTFL Position: Q1 2026 in Review

Janus Henderson Group increased its Heartflow Inc (HTFL) stake by 152% in Q1 2026, buying an estimated $35.7M and bringing the position to 2,180,976 shares worth $53.1M. The position accounts for 0.03% of the portfolio, ranked #399.

Janus Henderson Group first reported a position in HTFL in Q3 2025 and has held it in 3 quarters since. 169 funds tracked by Wall St. Rank hold HTFL as of Q1 2026.

  • Janus Henderson Group held 2,180,976 shares of Heartflow Inc worth $53.1M as of Q1 2026.
  • Janus Henderson Group bought 1,315,416 Heartflow Inc shares in Q1 2026, an estimated $35.7M.
  • Heartflow Inc made up 0.03% of Janus Henderson Group's portfolio in Q1 2026, its #399 holding.
  • Janus Henderson Group first reported a position in Heartflow Inc in Q3 2025 and has held it in 3 quarters since.
  • 169 funds tracked by Wall St. Rank held Heartflow Inc as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.