BLACKFORD QUENTIN S.

PrivateCIK: 1612451
Location

SAN FRANCISCO, CA

BLACKFORD QUENTIN S. (President and CEO) sold 14.4% of their position (30K shares) of IRHYTHM HOLDINGS, INC. on the open market

Open‑market sale worth $4.82M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 7 sales
InsiderBLACKFORD QUENTIN S.CIK 1612451
IssuerIRHYTHM HOLDINGS, INC.CIK 1388658
DirectorOfficer· President and CEO
Since Oct 2021
-30K
Net shares
Net seller
$4.82M
Total sold
7
Open market trades
0B · 7S
7
Total transactions
30K disposed
Non-Derivative Transactions7

Common Stock

Direct
S · Sale

Shares

8.73K

Price / share

$158.85

Trade value

$1.39M

% of position

4.2%
8/5/2025
209.04K200.31K

Common Stock

Direct
S · Sale

Shares

9.78K

Price / share

$160.06

Trade value

$1.56M

% of position

4.9%
8/5/2025
200.31K190.54K

Common Stock

Direct
S · Sale

Shares

4.91K

Price / share

$160.73

Trade value

$788.36K

% of position

2.6%
8/5/2025
190.54K185.63K

Common Stock

Direct
S · Sale

Shares

1.60K

Price / share

$161.92

Trade value

$259.08K

% of position

0.9%
8/5/2025
185.63K184.03K

Common Stock

Direct
S · Sale

Shares

1.51K

Price / share

$163.30

Trade value

$247.23K

% of position

0.8%
8/5/2025
184.03K182.52K

Common Stock

Direct
S · Sale

Shares

3.17K

Price / share

$163.93

Trade value

$520.30K

% of position

1.7%
8/5/2025
182.52K179.34K

Common Stock

Direct
S · Sale

Shares

306.00

Price / share

$165.00

Trade value

$50.49K

% of position

0.2%
8/5/2025
179.34K179.04K
Total

Net shares

30K

Net value

-$4.82M

Derivative Transactions0
No derivative transactions reported
BLACKFORD QUENTIN S. — Insider Transaction (Form 4) Filed Aug 6, 2025 | Finecho