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Insider Cluster (4 insiders) ·Filed Sep 17, 2026

LMB

Limbach Holdings, Inc.
BULLISH
Impact 5/10
Horizonweeks Processed1mo ago
Insider cluster: 4 insiders, $0.6M total
Actionable Insight ▲ Bullish

The cluster of director open-market purchases totaling ~$516K within a week of a new $300M credit agreement suggests informed confidence in the refinancing's benefits. The EVP sale is notable but at ~$256K is modest relative to the buying. Monitor for any subsequent Form 4 filings from other officers and the Q3 earnings report for evidence of improved financial performance under the new facility.

DirectionBullish
Confidencemedium
Horizonweeks
Latest settled — T+20d ⚠ clustered
LMB ▼ -5.89% at T+20d
LONG call ✗ call lost -5.89% · α vs SPY -6.10% · entry $51.74 → $48.69
Next anchor: T+60d in 7w
Latest observation: T+25 +17.74% FF3 residual α
Entry = T+0 close
Sep 18, 2026
via day close
T+1d
+0.91%
call +0.91% · α -0.64%
$52.21
settled 5w ago
T+5d
-0.50%
call -0.50% · α -1.77%
$51.48
settled 5w ago
T+20d
-5.89%
call -5.89% · α -6.10%
$48.69
settled 11d ago
T+60d
Pending
in 7w

Price Chart

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Executive Summary

Director Joshua Horowitz made multiple open-market purchases totaling ~$391K over September 11-15, 2026, while EVP Jay Sharp sold $256K on September 15. The cluster follows a new $300M credit agreement (8-K filed Sept 9) that refinances Limbach's debt structure. Director buying alongside a material debt refinancing signals insider confidence in the company's improved financial flexibility, partially offset by the EVP sale.

Key Financial Metrics

Direction
buying
Total Value
$516.0K
Insiders
4

Key Facts

  • Director Joshua Horowitz purchased 7,820 shares in 5 open-market trades totaling ~$391K at prices $49.01-$51.25
  • Director David Gaboury purchased 1,900 shares for ~$100K on September 14
  • Director Laurel Krzeminski purchased 500 shares for ~$25K on September 15
  • EVP Jay Sharp sold 5,100 shares for ~$256K on September 15
  • Total insider buying: ~$516K; total selling: ~$256K; net buying ~$260K
  • New $300M credit agreement (revolver + term loans) was filed September 9, 2026

Financial Impact

Net insider buying of ~$260K (open-market purchases by three directors) following a $300M credit facility refinancing

insider ownershipliquiditydebt structure

Risk Factors

  • EVP Sharp's $256K sale on the same day as director buying creates mixed signals
  • Credit agreement details (covenants, rates) not fully analyzed — could impose constraints

Investment Themes

Industrials & Manufacturing

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-LMB-1789709246687
9 reports for LMB
Performance horizon
75% Hit rate @ T+5 3 of 4 directional calls Went positive at some point 3 of 4 best @ T+20▲ +10.85%Sep 1, 2026
Filters
Rows
Reports for LMB — sortable, filterable
TypeNow
Sep 17, 2026
5w ago
Insider Cluster
BULLISH ★ 5/10
$51.74 $51.48▼ −0.50%▼ −1.77%$49.01 (−5.27%)
Sep 16, 2026
5w ago
Insider Cluster
BULLISH ★ 5/10
$50.05 $51.33▲ +2.56%▲ +1.71%$49.01 (−2.07%)
Sep 1, 2026
8w ago
8-K
BULLISH ★ 7/10
$44.79 $48.81▲ +8.98%▲ +8.89%$49.01 (+9.43%)
Jun 12, 2026
19w ago
Institutional Cluster
BULLISH ★ 5/10
$79.09 $80.15▲ +1.34%▲ +0.67%$49.01 (−38.03%)
May 5, 2026
24w ago
8-K
MIXED ★ 6/10
$76.97 $72.32▼ −6.04%▼ −7.17%$49.01 (−36.32%)
Apr 24, 2026
26w ago
144
NEUTRAL ★ 3/10
$93.14 $102.29▲ +9.82%▲ +9.42%$49.01 (−47.37%)
Apr 8, 2026
28w ago
144
NEUTRAL ★ 3/10
$84.40 $89.47▲ +6.01%▲ +2.82%$49.01 (−41.93%)
Mar 30, 2026
30w ago
Court Ruling
NEUTRAL ★ 2/10
$78.05 $83.97▲ +7.58%▲ +3.64%$49.01 (−37.20%)
Mar 3, 2026
34w ago
8-K
BULLISH ★ 8/10
$87.53 $80.44▼ −8.10%▼ −7.62%$49.01 (−44.00%)
Showing 9 of 9

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Report published Sep 17, 2026