Insider Cluster (1 insider) ·Filed Feb 24, 2026

FIX

COMFORT SYSTEMS USA INC
NEUTRAL
Impact 4/10
Horizondays Processed7mo ago
Insider cluster: 5 insiders, $34.5M total
Actionable Insight • Neutral

Monitor for additional insider selling in the coming days; while this transaction is modest relative to market cap (0.006%), the cumulative $35.2M in 30-day selling may indicate reduced confidence among insiders, especially if concentrated among executives.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
FIX ▲ +24.37% at T+60d
NEUTRAL call ✓ call won +24.37% · α vs SPY +17.62% · entry $1,467.82 → $1,825.50
Entry anchored
Feb 23, 03:59 PM ET
via exchange tick
T+1d
-1.22%
call -1.22% · α -2.06%
$1,449.85
settled 7mo ago
T+5d
-5.27%
call -5.27% · α -4.24%
$1,390.44
settled 7mo ago
T+20d
-0.43%
call -0.43% · α +4.56%
$1,461.52
settled 6mo ago
T+60d
+24.37%
call +24.37% · α +17.62%
$1,825.50
settled 5mo ago

Price Chart

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Executive Summary

Julie Shaeff, Chief Accounting Officer of Comfort Systems USA, sold 2,287 shares in an open-market transaction for approximately $3.16 million. This single transaction represents a notable portion of recent insider selling activity, though it remains below 1% of the company's $48.9 billion market cap.

Key Financial Metrics

Direction
selling
Total Value
$3.2M
Insiders
1

Key Facts

  • Julie Shaeff, Chief Accounting Officer, sold 2,287 shares at $1,382.15 per share.
  • Total transaction value: $3,160,974.
  • This was an open-market sale (Form 4 code 'S').
  • No purchases or other types of transactions were reported in this 7-day cluster.
  • Recent 30-day insider activity shows 6 sell transactions totaling $35.2 million.

Financial Impact

$3.16 million in insider selling by a C-suite executive

insider ownershipmarket sentiment

Risk Factors

  • Potential perception of insider pessimism if selling continues.
  • Concentration of selling among executive-level insiders could signal concerns about valuation or future performance.

Market Snapshot

Exchange
NYSE

Investment Themes

Industrials & Manufacturing

Documents Analyzed

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

DocumentAccession Number
CONTEXT: Insider Cluster Data (1 trades, 7d window)cluster-FIX-1772659870746
13 reports for FIX
Performance horizon
83% Hit rate 5 of 6 directional calls best @ T+60▲ +31.03%Feb 28, 2026
Filters
Rows
Reports for FIX — sortable, filterable
TypeNow
Aug 18, 2026
6w ago
Insider Cluster
NEUTRAL ★ 2/10
$1,696.06 $1,573.96▼ −7.20%▼ −5.25%$1,730.29 (+2.02%)
Aug 3, 2026
8w ago
8-K
BULLISH ★ 6/10
$1,775.86 $1,554.37▼ −12.47%▼ −11.23%$1,730.29 (−2.57%)
Jun 22, 2026
14w ago
8-K
NEUTRAL ★ 2/10
$1,908.07 $1,712.18▼ −10.27%▼ −11.43%$1,730.29 (−9.32%)
May 1, 2026
21w ago
8-K
NEUTRAL ★ 3/10
$1,891.95 $1,787.88▼ −5.50%▼ −11.15%$1,730.29 (−8.54%)
Apr 29, 2026
22w ago
Insider Cluster
NEUTRAL ★ 3/10
$1,724.14 $1,867.09▲ +8.29%▲ +2.83%$1,730.29 (+0.36%)
Apr 29, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$1,724.14 $1,867.09▲ +8.29%▲ +2.83%$1,730.29 (+0.36%)
Apr 23, 2026
23w ago
8-K
BULLISH ★ 8/10
$1,726.12 $1,835.33▲ +6.33%▲ +2.30%$1,730.29 (+0.24%)
Feb 28, 2026
30w ago
Institutional Cluster
BULLISH ★ 8/10
$1,437.49 $1,273.18▼ −11.43%▼ −3.49%$1,730.29 (+20.37%)
Feb 24, 2026
31w ago
Insider Cluster
BEARISH ★ 5/10
$1,467.82 $1,461.52▲ +0.43%▼ −4.56%$1,730.29 (−17.88%)
Feb 24, 2026
31w ago
Insider Cluster
NEUTRAL ★ 4/10
$1,467.82 $1,461.52▼ −0.43%▲ +4.56%$1,730.29 (+17.88%)
Showing 10 of 13

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Report published Mar 4, 2026