§ HEALTH CARE
USD · Health CareHTFL
HEARTFLOW INC
USDSector · Health Care
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
145 increased/new, 40 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | 12.0M | 0.1% | +103% |
| Bain Capital Life Sciences Investors, LLC | 10.4M | 22.9% | −16% |
| Fidelity Management | 5.4M | 0.0% | +31% |
| BAMCO INC /NY/ | 3.8M | 0.3% | +66% |
| JANUS HENDERSON GROUP PLC | 2.2M | n/a | +152% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.0M | n/a | n/a |
◇ AC INTELLIGENCE
Top institutional owners for HTFL as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER18.5% · 0 holders
OTHER48.3% · 121 holders
QUALITY / COMPOUNDER19.3% · 10 holders
PASSIVE / INDEX4.9% · 7 holders
DEALER / BANK3.9% · 16 holders
TACTICAL / MACRO2.4% · 4 holders
GROWTH / MOMENTUM1.3% · 1 holder
INCOME / DEFENSIVE0.9% · 6 holders
SYSTEMATIC / QUANT0.5% · 4 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for HTFL in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention HTFL yet.