Blackford Quentin S.

SEC Form 4 insider

President and CEO · iRhythm Holdings, Inc. ($IRTC)

1 thesis · first seen Aug 11, 2026

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Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$IRTCSEC Form 4bearish

Blackford Quentin S. · President and CEO at iRhythm Holdings, Inc. · 4h agono track record yet

Sold 26,859 @ $124.65 avg · $3,348,012 · 2026-08-10

Form 4: Blackford Quentin S. sold IRTC

Blackford Quentin S. (President and CEO at iRhythm Holdings, Inc.) reported an open-market sale of 26,859 shares of IRTC at an average $124.65, roughly $3,348,012, in a Form 4 filed 2026-08-11.

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View filing on SEC.gov →

End of results.

Window	Theses	Resolved	Wins	Win rate	Avg return	Median return
1d	—	—	—	—	—	—
3d	—	—	—	—	—	—
1w	—	—	—	—	—	—
1m	—	—	—	—	—	—
3m	—	—	—	—	—	—
6m	—	—	—	—	—	—
1y	—	—	—	—	—	—

Window	Theses	Resolved	Wins	Win rate	Avg return	Median return
1d	—	—	—	—	—	—
3d	—	—	—	—	—	—
1w	—	—	—	—	—	—
1m	—	—	—	—	—	—
3m	—	—	—	—	—	—
6m	—	—	—	—	—	—
1y	—	—	—	—	—	—

Window	Theses	Resolved	Wins	Win rate	Avg return	Median return
1d	—	—	—	—	—	—
3d	—	—	—	—	—	—
1w	—	—	—	—	—	—
1m	—	—	—	—	—	—
3m	—	—	—	—	—	—
6m	—	—	—	—	—	—
1y	—	—	—	—	—	—