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Insider Cluster (6 insiders) ·Filed Apr 8, 2026

PLAB

PHOTRONICS INC
BEARISH
Impact 7/10
Horizondays Processed6mo ago
Insider cluster: 6 insiders, $4.0M total
Actionable Insight ▼ Bearish

Traders should view this as a negative signal, particularly given the scale of selling by multiple insiders including the CFO and a key operations executive. While not yet at the >2% of market cap threshold for extreme concern, the concentration of selling among senior figures warrants caution ahead of next earnings or any downward revisions.

DirectionBearish
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
PLAB ▼ -38.06% at T+60d
SHORT call ✓ call won +38.06% · α vs SPY +48.03% · entry $44.48 → $27.55
Entry = T+0 close
Apr 8, 2026
via day close
T+1d
+0.94%
call -0.94% · α -1.01%
$44.90
settled 7mo ago
T+5d
+3.06%
call -3.06% · α +0.14%
$45.84
settled 7mo ago
T+20d
+13.22%
call -13.22% · α -5.62%
$50.36
settled 6mo ago
T+60d
-38.06%
call +38.06% · α +48.03%
$27.55
settled 4mo ago

Price Chart

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Executive Summary

Six corporate insiders at Photronics sold a total of $3.99 million in shares over a 7-day period, including significant open-market sales by directors and executives. The largest sale was by Director Macricostas Constantine S, who sold 50,000 shares for $2.27 million, representing over half of the cluster's total value.

Key Financial Metrics

Direction
selling
Total Value
$4.0M
Insiders
6

Key Facts

  • Total insider selling amounted to $3.99 million over 7 days
  • Net direction is clearly selling; no open-market purchases occurred
  • 50,000 shares sold by Director Macricostas Constantine S accounted for $2.27 million of the total
  • CFO Rivera Eric and SVP Wang Hsueh-Chun also participated in sales
  • Multiple non-cash grant/award/exercise transactions occurred but do not affect net cash value
  • Total value represents ~0.15% of the company's $2.7B market cap

Financial Impact

$3.99 million in insider selling over 7 days, with $3.64 million from open-market sales and $350K from derivative exercises and tax-related dispositions

insider sentimentmarket confidenceownership concentration

Risk Factors

  • Perception of lack of confidence in near-term prospects by key insiders
  • Potential for follow-on selling or broader market skepticism

Market Snapshot

Exchange
Nasdaq
Sector
Semiconductors & Related Devices

Investment Themes

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-PLAB-1776467686891
18 reports for PLAB
Performance horizon
89% Hit rate @ T+60 8 of 9 directional calls Went positive at some point 13 of 13 best @ T+60▲ +38.06%Apr 8, 2026
Filters
Rows
Reports for PLAB — sortable, filterable
TypeNow
Oct 1, 2026
25d ago
Insider Cluster
BEARISH ★ 4/10
$31.49awaiting T+60—$27.87 (+11.50%)
Oct 1, 2026
25d ago
Insider Cluster
BEARISH ★ 4/10
$31.49awaiting T+60—$27.87 (+11.50%)
Sep 29, 2026
27d ago
Insider Cluster
BEARISH ★ 4/10
$30.78awaiting T+60—$27.87 (+9.45%)
Aug 26, 2026
8w ago
8-K
BULLISH ★ 6/10
$30.25awaiting T+60—$27.87 (−7.87%)
Aug 12, 2026
10w ago
Press Release
NEUTRAL ★ 1/10
$33.48awaiting T+60—$27.87 (−16.76%)
May 28, 2026
21w ago
8-K
BEARISH ★ 7/10
$34.02 $30.51▲ +10.32%▲ +12.05%$27.87 (+18.08%)
May 14, 2026
23w ago
Press Release
NEUTRAL ★ 2/10
$50.02 $32.99▼ −34.05%▼ −38.56%$27.87 (−44.28%)
May 13, 2026
23w ago
Press Release
NEUTRAL ★ 1/10
$51.86 $32.65▼ −37.04%▼ −41.48%$27.87 (−46.26%)
Apr 17, 2026
27w ago
144
NEUTRAL ★ 2/10
$48.38 $29.47▼ −39.09%▼ −45.23%$27.87 (−42.39%)
Apr 13, 2026
28w ago
Insider Cluster
BEARISH ★ 6/10
$45.71 $29.90▲ +34.59%▲ +43.30%$27.87 (+39.03%)
Showing 10 of 18

US Market Status

Market Closed — Opens in 3h 36m

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Report published Apr 17, 2026