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Insider Cluster (10 insiders) ·Filed Feb 25, 2026

IRTC

iRhythm Holdings, Inc.
BEARISH
Impact 7/10
Horizondays Processed8mo ago
Insider cluster: 8 insiders, $9.5M total
Actionable Insight ▼ Bearish

Traders should monitor for upcoming earnings or guidance changes; such coordinated C-suite selling often precedes downward revisions or softness in fundamentals. Consider hedging long positions or watching for reduced institutional ownership in next 13F filings.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
IRTC ▼ -16.85% at T+60d
SHORT call ✓ call won +16.85% · α vs SPY +25.02% · entry $140.18 → $116.56
Entry = T+0 close
Feb 25, 2026
via day close
T+1d
-4.59%
call +4.59% · α +4.11%
$133.75
settled 8mo ago
T+5d
-9.44%
call +9.44% · α +8.28%
$126.95
settled 8mo ago
T+20d
-12.40%
call +12.40% · α +5.98%
$122.80
settled 7mo ago
T+60d
-16.85%
call +16.85% · α +25.02%
$116.56
settled 5mo ago

Price Chart

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Executive Summary

Multiple C-suite executives at iRhythm (IRTC) sold shares in a concentrated 3-day window, including CEO Blackford selling $3.46M and other senior leaders offloading over $6.1M in total open-market transactions. These sales coincide with routine stock award grants, but the magnitude of selling by top executives raises questions about sentiment despite no disclosed negative catalyst.

Key Financial Metrics

Direction
selling
Total Value
$6.1M
Insiders
10

Key Facts

  • CEO Blackford S. Blackford sold $3.46M in shares on February 25, 2026.
  • Seven C-suite executives collectively sold $6.13M in open-market transactions over three days (Feb 23–25).
  • Total insider selling in the last 7 days now totals $9.6M, per market snapshot.
  • All share grants (totaling millions of shares) were non-cash awards (code A), valued at $0 in economic terms.
  • No open-market purchases or positive transactions were reported in the cluster.

Financial Impact

$9.6M in insider sales over 30 days, with $6.13M in just 3 days — representing 0.14% of $4.5B market cap over 30 days, but highly concentrated in a short window.

insider sentimentshareholder confidencepotential dilution perception

Risk Factors

  • Perception of insider pessimism despite lack of public negative news.
  • Potential for follow-on selling or reduced investor confidence.
  • Concentration risk: all selling clustered among top executives, amplifying signal strength.

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 (20 trades, 7d window)cluster-IRTC-1772228239966
23 reports for IRTC
Performance horizon
67% Hit rate @ T+5 6 of 9 directional calls Went positive at some point 7 of 9 best @ T+60▲ +16.85%Feb 25, 2026
Filters
Rows
Reports for IRTC — sortable, filterable
TypeNow
Oct 15, 2026
12d ago
Press Release
NEUTRAL ★ 1/10
$108.66awaiting T+5—$123.75 (+13.89%)
Oct 13, 2026
13d ago
SC 13G/A
NEUTRAL ★ 2/10
$106.05 $113.55▲ +7.07%▲ +6.62%$123.75 (+16.69%)
Oct 5, 2026
22d ago
8-K
BULLISH ★ 6/10
$109.09 $106.68▼ −2.21%▼ −2.63%$123.75 (+13.44%)
Oct 5, 2026
22d ago
Press Release
MIXED ★ 6/10
$109.09 $106.68▼ −2.21%▼ −2.63%$123.75 (+13.44%)
Sep 22, 2026
5w ago
8-K
NEUTRAL ★ 3/10
$111.75 $113.66▲ +1.71%▲ +2.38%$123.75 (+10.74%)
Aug 11, 2026
11w ago
Insider Cluster
BEARISH ★ 5/10
$125.35 $124.75▲ +0.48%▲ +0.03%$123.75 (+1.28%)
Aug 11, 2026
11w ago
Insider Cluster
NEUTRAL ★ 3/10
$125.35 $124.75▼ −0.48%▼ −0.03%$123.75 (−1.28%)
Aug 4, 2026
12w ago
Insider Cluster
NEUTRAL ★ 3/10
$124.50 $125.35▲ +0.68%▲ +0.33%$123.75 (−0.60%)
Jul 6, 2026
16w ago
Insider Cluster
NEUTRAL ★ 2/10
$125.09 $112.55▼ −10.02%▼ −10.58%$123.75 (−1.07%)
Jun 15, 2026
19w ago
8-K
BEARISH ★ 6/10
$108.84 $110.12▼ −1.18%▼ −3.41%$123.75 (−13.70%)
Showing 10 of 23

US Market Status

Market Closed — Opens Wed (< 1m)

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Report published Feb 27, 2026