Transaction · 0001464521-26-000133

Farquhar John C.M.

Farquhar John C.M., CEO, reported an open-market or private sale at Heartflow, Inc. involving 15560.000000 shares for an estimated $607773.60. Reported holdings after the transaction were 420720.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SCEO
HTFLHeartflow, Inc.
Filing timeAug 18
Trade dateAug 14, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$45.23
Pre-filing
1mo ago -39.8%1w ago -36.3%1d ago -31.4%
Returns since
7d +11.8%30d +11.5%90d +11.5%180d +11.5%1y +11.5%

HTFL price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
HTFL since 2026-08-18Filed 18 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001464521-26-000133
Common Stock
Transaction date
Aug 14, 2026
Filed Aug 18, 2026, 10:38 PM · 4d delay
Shares
15.5k sh
$3.90k per share
Estimated value
-$60.7M
Computed from shares × price
Holdings after
420k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership 10b5-1 Detected
-4score
Filing-only score

-4

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 12, 2025.

Original filing · 0001464521-26-000133
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