BLACKFORD QUENTIN S.

PrivateCIK: 1612451
Location

SAN FRANCISCO, CA

BLACKFORD QUENTIN S. (President and CEO) sold 10.6% of their position (26.86K shares) of IRHYTHM HOLDINGS, INC. on the open market

Open‑market sale worth $3.35M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBLACKFORD QUENTIN S.CIK 1612451
IssuerIRHYTHM HOLDINGS, INC.CIK 1388658
DirectorOfficer· President and CEO
Since Oct 2021
+21.68K
Net shares
Net buyer
$3.35M
Total sold
1
Open market trades
0B · 1S
2
Total transactions
48.53K acquired · 26.86K disposed
Non-Derivative Transactions2

Common Stock

Direct
A · Award

Shares

+48.53K

Price / share

Trade value

% of position

23.8%
8/7/2026
204.33K252.87K

Common Stock

Direct
S · Sale

Shares

26.86K

Price / share

$124.65

Trade value

$3.35M

% of position

10.6%
8/10/2026
252.87K226.01K
Total

Net shares

+21.68K

Net value

-$3.35M

Derivative Transactions0
No derivative transactions reported