Quentin S. Blackford owns 0.69% of iRhythm Holdings
226,008 shares as of the August 10, 2026 filing, worth $24.6M at the latest close.
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Free.
The stake
0.69%
worth $24.6M at the latest close
Stake rank
#1,099
by dollar value of the stake
Last sale
70 days ago
Aug 10, 2026
Last buy
1,231 days ago
Jun 6, 2023 · $997,644
Quentin S. Blackford owns 0.69% of iRhythm Holdings, Inc.: 226,008 of 32,963,003 shares, worth about $24.6M at the 2026-10-16 close. The stake has moved from 0.00% in 2021 to 0.69% on 2026-08-10, across 11 sales and 1 purchase that moved it since 2016. The last trade that moved it was a discretionary sale of $3.3M on 2026-08-10.
How the stake is held
as of the Aug 10, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Aug 10, 2026 · Form 4 ↗
HELD DIRECTLY
226,008
100.0%
THE STAKE
226,008
0.69%