Insider Cluster (4 insiders) ·Filed Feb 24, 2026

IRTC

iRhythm Holdings, Inc.
BEARISH
Impact 7/10
Horizondays Processed7mo ago
Insider cluster: 2 insiders, $143K total
Actionable Insight ▼ Bearish

Monitor for upcoming earnings or guidance changes; large CEO selling after a grant could signal valuation concerns or personal liquidity needs, but the scale relative to market cap (~0.08% of $4.4B) suggests caution rather than panic. Watch for follow-on selling or lack of buybacks.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
IRTC ▼ -16.97% at T+60d
SHORT call ✓ call won +16.97% · α vs SPY +23.71% · entry $137.10 → $113.84
Entry anchored
Feb 23, 03:59 PM ET
via exchange tick
T+1d
-0.88%
call +0.88% · α +1.71%
$135.90
settled 7mo ago
T+5d
-8.21%
call +8.21% · α +7.18%
$125.85
settled 7mo ago
T+20d
-13.43%
call +13.43% · α +8.44%
$118.69
settled 6mo ago
T+60d
-16.97%
call +16.97% · α +23.71%
$113.84
settled 5mo ago

Price Chart

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Executive Summary

iRhythm CEO Quentin Blackford sold $3.46M in shares just after being granted 46,687 non-cash shares, while two other executives sold a combined $142.6K. The cluster is dominated by open-market sales from senior executives, with the CEO's sale representing the vast majority of the value.

Key Financial Metrics

Direction
selling
Total Value
$3.6M
Insiders
4

Key Facts

  • CEO Quentin Blackford sold 25,540 shares for $3.46M in open-market transactions
  • CEO was simultaneously granted 46,687 non-cash shares (no economic value at grant)
  • Two other executives (EVP and Chief Accounting Officer) sold a combined $142.6K in shares
  • Former executive Abhijit Talwalkar exercised a derivative for $56,9K, likely part of ongoing vesting
  • Total open-market sales in cluster: $3.64M

Financial Impact

$3.64M in net insider selling over 7 days, with $3.46M from the CEO alone

insider sentimentshareholder dilution risk (offset by buyback potential)executive compensation alignment

Risk Factors

  • Perception of insider pessimism, especially given CEO's large sale
  • Potential for negative market reaction despite non-dilutive nature of grants

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 (5 trades, 7d window)cluster-IRTC-1772144114338
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 Feb 26, 2026