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sellWeak cluster of 310b5-1 plan

John C.M. Farquhar sold $243k of HTFL

Chief Executive Officer at Heartflow, Inc.. 9,725 shares at an average of $25.00, traded Mar 18, 2026, filed Mar 20, 2026.

Warning score
33
Value
$243k
9,725 shares
Holdings after
571,725
-2% from before
From 52-week low
+24%
low $20.49, close $25.47
From 52-week high
-36%
high $39.91, as of Mar 18, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $243k at market
    +13
  • Share of holdings sold
    Sold 1.7% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +20.4%, 3m +29.3%, 6m +95.0%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

HTFLOct 12, 2026 · close 50.56
Since filing Mar 20, 2026: +94.3%SPY +20.6% · excess +73.7%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001464521-26-000046, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 18, 2026SOpen-market sale
Common Stock10b5-1
-9,725$25.00$243k571,725Mar 20, 2026

Related signals

Other insiders at Heartflow, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
25Weak
HTFLsell 310b5-1
Heartflow, Inc.
Campbell Rogers
Chief Medical Officer
$987k
19,682 shares
-20%
47Moderate
HTFLsell 310b5-1
Heartflow, Inc.
Vikram Verghese
Chief Financial Officer
$1.2M
24,345 shares
-14%
47Moderate
HTFLsell 310b5-1
Heartflow, Inc.
Vikram Verghese
Chief Financial Officer
$1.8M
34,975 shares
-16%
50Moderate
HTFLsell 310b5-1
Heartflow, Inc.
John C.M. Farquhar
Chief Executive Officer
$1.8M
38,900 shares
-11%
32Weak
HTFLsell 310b5-1
Heartflow, Inc.
Vikram Verghese
Chief Financial Officer
$332k
6,640 shares
-3%
40Moderate
HTFLsell 210b5-1
Heartflow, Inc.
Vikram Verghese
Chief Financial Officer
$1.7M
33,416 shares
-13%
45Moderate
HTFLsell 310b5-1
Heartflow, Inc.
John C.M. Farquhar
Chief Executive Officer
$1.4M
27,230 shares
-7%
38Weak
HTFLsell 210b5-1
Heartflow, Inc.
John C.M. Farquhar
Chief Executive Officer
$1.5M
32,676 shares
-8%
4Weak
HTFLsell 210b5-1
Heartflow, Inc.
Campbell Rogers
Chief Medical Officer
$380k
9,219 shares
-10%
33Weak
HTFLsell 210b5-1
Heartflow, Inc.
John C.M. Farquhar
Chief Executive Officer
$608k
15,560 shares
-4%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

John C.M. Farquhar sold $243k of HTFL | InsiderTell