Insider Cluster (7 insiders) ·Filed Feb 25, 2026

IRTC

iRhythm Holdings, Inc.
BEARISH
Impact 7/10
Horizondays Processed7mo ago
Insider cluster: 8 insiders, $8.9M total
Actionable Insight ▼ Bearish

Monitor for upcoming earnings or guidance changes; such coordinated C-suite selling often precedes negative news or decelerating fundamentals. Consider hedging or reducing exposure if momentum weakens.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
IRTC ▼ -13.91% at T+60d
SHORT call ✓ call won +13.91% · α vs SPY +20.86% · entry $135.90 → $117.00
Entry anchored
Feb 24, 03:59 PM ET
via exchange tick
T+1d
+3.15%
call -3.15% · α -3.69%
$140.18
settled 7mo ago
T+5d
-5.85%
call +5.85% · α +4.75%
$127.95
settled 7mo ago
T+20d
-10.38%
call +10.38% · α +5.15%
$121.79
settled 6mo ago
T+60d
-13.91%
call +13.91% · α +20.86%
$117.00
settled 5mo ago

Price Chart

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Executive Summary

Multiple C-suite executives at iRhythm sold shares in a concentrated 7-day window, including CEO Quentin Blackford selling over $4M and CFO Daniel Wilson over $799K in open-market transactions. These sales totaled $8.7M in value, representing a material insider selling cluster, while concurrent share grants (non-cash) were routine and immaterial to sentiment.

Key Financial Metrics

Direction
selling
Total Value
$8.7M
Insiders
7

Key Facts

  • CEO Quentin Blackford sold 29,887 shares for $4.0M+ in two transactions on Feb 25 and Mar 2.
  • CFO Daniel Wilson sold 5,943 shares for over $800K, including a $702K sale on Feb 25.
  • Six other C-suite executives sold shares on Feb 25 at $135.42, totaling $4.7M in combined proceeds.
  • Total open-market sales in cluster: $8.7M across 7 executives, representing ~0.21% of $4.2B market cap.
  • Concurrent share grants (A-coded) totaling over 70,000 shares were non-cash and routine, not economically significant.

Financial Impact

$8.7 million in open-market insider sales over 7 days

insider sentimentmarket confidenceownership concentration

Risk Factors

  • Potential signal of deteriorating business outlook, especially with CFO and CEO participation.
  • Risk of negative sentiment contagion in the stock if retail investors interpret selling as lack of confidence.

Market Snapshot

Exchange
Nasdaq

Investment Themes

Healthcare & Medical Devices

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CONTEXT: Insider Cluster Data (18 trades, 7d window)cluster-IRTC-1772580150865
18 reports for IRTC
Performance horizon
88% Hit rate 7 of 8 directional calls best @ T+60▲ +16.97%Feb 24, 2026
Filters
Rows
Reports for IRTC — sortable, filterable
TypeNow
Aug 11, 2026
7w ago
Insider Cluster
BEARISH ★ 5/10
$125.35 $112.88▲ +9.95%▲ +8.05%$110.37 (+11.95%)
Aug 11, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$125.35 $112.88▼ −9.95%▼ −8.05%$110.37 (−11.95%)
Aug 4, 2026
8w ago
Insider Cluster
NEUTRAL ★ 3/10
$127.13 $122.35▼ −3.76%▼ −2.52%$110.37 (−13.18%)
Jul 6, 2026
12w ago
Insider Cluster
NEUTRAL ★ 2/10
$126.03 $117.17▼ −7.03%▼ −6.46%$110.37 (−12.43%)
Jun 15, 2026
15w ago
8-K
BEARISH ★ 6/10
$108.84 $112.55▼ −3.41%▼ −3.21%$110.37 (−1.41%)
Jun 5, 2026
17w ago
8-K
BULLISH ★ 5/10
$108.11 $126.03▲ +16.58%▲ +14.72%$110.37 (+2.10%)
May 28, 2026
18w ago
8-K
NEUTRAL ★ 2/10
$115.61 $118.89▲ +2.84%▲ +5.98%$110.37 (−4.53%)
May 11, 2026
20w ago
144
NEUTRAL ★ 2/10
$118.31 $113.94▼ −3.69%▼ −1.97%$110.37 (−6.71%)
May 4, 2026
21w ago
Insider Cluster
NEUTRAL ★ 2/10
$119.18 $109.17▼ −8.40%▼ −14.04%$110.37 (−7.39%)
Apr 30, 2026
22w ago
Press Release
BULLISH ★ 8/10
$120.80 $109.17▼ −9.63%▼ −14.91%$110.37 (−8.63%)
Showing 10 of 18

US Market Status

Market Closed — Opens Mon (64h 9m)

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Report published Mar 3, 2026