Stocks/HTFL

HTFL

Heartflow, Inc. Common Stock
Healthcare·Medical - Healthcare Information Services
$30.98
$2.7B market cap
Revenue
$101.7M
Free Cash Flow
$-44.5M
Rev Growth
+0.0%
FCF Margin
-43.7%
P/FCF
--
EV/FCF
--
Fwd EV/EBITDA
--
Fair Value
--
Upside
--

HeartFlow, Inc., a medical technology company, provides non-invasive solutions for diagnosing and managing coronary artery diseases worldwide. Its HeartFlow Platform uses AI and computational fluid dynamics to creates a personalized 3D model of a patient's heart from a single coronary computed tomography angiography, a specialized type of scan that provides detailed images of the heart's arteries. The company's platform provides insights on blood flow, stenosis, and plaque volume and composition

2-Year Price History

$29.49+2.6%
$22$24$26$28$30$32$34$36volAug 25Sep 25Nov 25Jan 26Feb 26Apr 26

Quarterly Financials & Projections

Quarterly Waterfall ($ M)
PeriodRevEBITDAOpInNIOCFFCFCapExCashDebtSharesROICIntCovEV/EBITDA
Act2026-Q152.6-19.6-22.0-27.4-30.1-32.0-1.9158.326.4368.5-81.9%-6529.3x--
Act2025-Q449.1-22.3-17.8-24.4-10.6-12.5-1.9176.822.1368.5-58.7%-2788.3x--

Valuation & Metrics

Market Stats

Price$30.98
Market Cap$2.7B
Enterprise Value$2.5B
P/S Ratio26.3x
P/FCF--
EV/FCF--
FCF Margin (TTM)-43.7%
FCF Yield-1.7%
Dividend Yield (TTM)--
Annual Dilution0.0%
CurrencyUSD

TTM Financial Snapshot

Revenue$101.7M
Net Income$-51.8M
Free Cash Flow$-44.5M

Revenue Growth (YoY)+0.0%
EBITDA Margin-41.2%
Net Margin-50.9%
FCF Margin-43.7%
CapEx % of Revenue3.7%
SBC % of Revenue5.2%
ROIC-70.3%
WC Change % Rev-3.5%
Interest Coverage-3808.6x

Forward Outlook & Risk

Short Interest

Short % of Float--
Short Shares4.4M
Days to Cover3.9
Change (vs Prior)-21.4%
Need at least 2 settlement dates for chart

Employees

Headcount626
Revenue / Employee$162,487
Gross Profit / Employee$129,756

Cash Runway

42.7months
WATCH

Institutional Ownership

Headline & net flow

NEUTRAL
Net flow · still filing
No float data — flow unavailable.

Ownership composition

Active
57.5%(-0.0% YoY)
153 filers
hedge / family / endowment
Retail funds
Fidelity, Schwab, 401(k)
Passive
6.6%(+3.7% YoY)
10 filers
Vanguard, iShares, SPDR
Market makers
0.2%(+0.2% YoY)
4 filers
Citadel, Susquehanna
Insiders
Form 4 — latest per insider
0%25%50%75%100%2025-092025-122026-03
ActiveRetail fundsPassiveMarket makersRetail direct

Top holders

Fund$ valueCost basisΔ QoQΔ YoYα lifeFund AUM
WELLINGTON MANAGEMENT GROUP LLP$292M$28.54+$148M+$292M-0.3%$533.98B
Bain Capital Life Sciences Investors, LLC$254M$33.66−$48.7M+$254M+1.4%$1.11B
FMR LLC$131M$31.68+$31.0M+$131M-0.0%$1.89T
BAMCO INC /NY/$93.1M$28.69+$37.1M+$93.1M-2.4%$33.05B
JANUS HENDERSON GROUP PLC$53.1M$28.39+$32.0M+$53.1M+1.2%$209.29B
VANGUARD PORTFOLIO MANAGEMENT LLCPassive$49.8M$24.33+$49.8M+$49.8M$1.91T
Invesco Ltd.$46.5M$26.03+$32.5M+$46.5M-0.2%$652.04B
VANGUARD CAPITAL MANAGEMENT LLCPassive$46.1M$24.33+$46.1M+$46.1M$4.04T
ALLIANCEBERNSTEIN L.P.$35.7M$32.66+$3.3M+$35.7M-0.3%$307.70B
BlackRock, Inc.Passive$35.6M$29.71+$2.9M+$35.6M-0.2%$5.69T
UBS ASSET MANAGEMENT AMERICAS INC$34.4M$29.15−$394K+$34.4M-0.3%$480.58B
MILLENNIUM MANAGEMENT LLC$26.6M$25.28+$25.0M+$26.6M-0.5%$127.40B
BAILLIE GIFFORD & CO$26.4M$33.66−$46.7M+$26.4M-2.0%$97.89B
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC$21.7M$32.19−$8.9M+$21.7M+1.0%$2.04B
MORGAN STANLEY$20.7M$32.51+$2.6M+$20.7M-0.3%$1.65T
FRANKLIN RESOURCES INC$19.3M$30.32+$2.6M+$19.3M-0.2%$403.03B
EVENTIDE ASSET MANAGEMENT, LLC$18.4M$28.05+$6.1M+$18.4M-1.6%$5.96B
CITADEL ADVISORS LLC$18.4M$30.51−$12.0M+$18.4M-0.4%$138.22B
VOYA INVESTMENT MANAGEMENT LLC$17.7M$25.84+$12.1M+$17.7M-0.2%$87.20B
Ensign Peak Advisors, Inc$16.8M$33.18−$252K+$16.8M-0.4%$53.58B
Cost basis is a volume-weighted estimate from accumulation periods within our 13F history; holders who built their position before our window started will show a stale basis. % above the cost basis is the unrealized gain at the current price.

Trading behavior

Smart-money alpha (lifetime, %/qtr)NEUTRAL
Holders
-0.37%
avg per quarter
Holders (ex-self)
-0.08%
excl. this stock
Buyers (this Q)
-0.38%
111 buyers · $0.50B in
Sellers (this Q)
-0.59%
26 sellers · $0.36B out
alpha coverage: 94% of $ has a lifetime-alpha record
Holder behavior on this stocksource: stock
On big dips (−10%+)
+0.6%
how holders react when this stock falls
On quiet Qs
-3.5%
−10% to +10% baseline
On rallies (+10%+)
-6.1%
how they react when this stock rises
Holders' portfolio flow this Q
+0.5%
inflows — adds are organic
Sellers' portfolio flow this Q
-5.8%
Sellers shed AUM broadly — partly forced.
▸ Compare to holder-profile behavior (across all their stocks)
Holder dip (any stock)
-6.4%
Holder mid (any stock)
-3.5%
Holder rally (any stock)
-6.1%

Top Holders Over Time

5-year share-count history (top 10 holders by peak, incl. exited) + price

09.3M18.7M28.0M37.4M$24$27$29$31$342025-092025-122026-03
hover the chart for per-quarter detailprice (right axis)
Bain Capital Life Sciences Investors, LLC10.4MWELLINGTON MANAGEMENT GROUP LLP12.0MFMR LLC5.4MBAILLIE GIFFORD & CO1.1MBAMCO INC /NY/3.8MSchusterman Interests, LLC260KJANUS HENDERSON GROUP PLC2.2MCapricorn Investment Group LLC257KInvesco Ltd.1.9MCapital International Investors

Analyst Coverage

Analyst Coverage
Price Targets
Last Quarter (2 analysts)$37.001940.0%
Last Year (7 analysts)$36.431760.0%
Current Price$30.98
Analyst Ratings
4
Buy: 4Consensus: Buy

Corporate

Insider Trading (last 12mo)

Open-market only (Form 4 P-Purchase + S-Sale). Excludes grants, option exercises, tax withholding, gifts.
Officers & directors
Buys ($, 12mo)
$1.05M
1 txn · 1 insider · 40,000 sh
Sells ($, 12mo)
$7.96M
11 txns · 3 insiders · 310,808 sh
Major holders (≥10% beneficial owners)
Buys ($, 12mo)
$0
0 txns · 0 insiders · 0 sh
Sells ($, 12mo)
$115.00M
4 txns · 1 insider · 4,000,000 sh
Recent transactions
DateSideInsiderTitleSharesPriceDollarsOwned $
2026-05-18SELLRogers Campbellofficer: Chief Medical Officer9,219$28.34$261K$2.23M
2026-05-11SELLFarquhar John C.M.director, officer: Chief Executive Officer22,562$29.12$657K$15.12M
2026-04-30SELLBain Capital Life Sciences Investors, LLC10 percent owner948,757$29.23$27.73M$246.95M
2026-04-29SELLBain Capital Life Sciences Investors, LLC10 percent owner797,133$29.37$23.41M$275.99M
2026-04-28SELLBain Capital Life Sciences Investors, LLC10 percent owner254,110$30.51$7.75M$311.02M
2026-04-10SELLFarquhar John C.M.director, officer: Chief Executive Officer22,562$26.72$603K$14.67M
2026-04-01SELLRogers Campbellofficer: Chief Medical Officer64,533$24.64$1.59M$2.00M
2026-03-19SELLRogers Campbellofficer: Chief Medical Officer64,533$25.69$1.66M$2.02M
2026-03-18SELLFarquhar John C.M.director, officer: Chief Executive Officer9,725$25.00$243K$14.29M
2026-03-10SELLFarquhar John C.M.director, officer: Chief Executive Officer12,837$22.66$291K$13.18M
2026-03-05SELLCullivan Julie Adirector9,122$25.00$228K$682K
2026-02-12SELLRogers Campbellofficer: Chief Medical Officer65,153$24.49$1.60M$1.86M
2026-02-10SELLFarquhar John C.M.director, officer: Chief Executive Officer22,562$27.46$620K$16.25M
2026-02-05SELLCullivan Julie Adirector8,000$27.32$219K$995K
2026-02-04SELLBain Capital Life Sciences Investors, LLC10 percent owner2,000,000$28.05$56.10M$293.07M
2025-12-16BUYLightcap Jeffrey Cdirector40,000$26.34$1.05M$1.05M

Order Flow (FINRA, ~3w lag)

9.3%retail-1.6pp
32.7%dark+1.4pp
week of 2026-04-13
10%20%30%40%25-0825-0925-1125-1226-0226-0426-04retail (non-ATS)dark (ATS)
Off-exchange volume from FINRA. Retail = non-ATS (wholesaler PFOF + broker internalization). Dark = ATS (dark-pool crossing networks, institutional). Lit-exchange = remainder.

Filing Risk Analysis

Filing Risk Scores

Heartflow, Inc.: $1.1 Billion Deficit Meets DOJ Anti-Kickback Investigation

Overall Risk
8/10
Fraud
5/10
Dilution
9/10
Insolvency
7/10
Earnings Overstated
5/10
Hidden Liabilities
9/10
Legal
9/10
Audit Warnings
3/10
Hidden Upside
3/10
Contextually Acceptable
2/10