PLAB CLUSTER SEC Filing Analysis

Latest settled — T+20d ⚠ clustered

PLAB ▲ +17.81% at T+20d

SHORT call ✗ call lost -17.81% · α vs SPY -9.27% · entry $43.29 → $51.00

Next anchor: T+60d in 17d

Last close $31.78 (close Jun 12) · +26.59% from $43.29 entry (call sign-flipped)

Entry anchored
Apr 7, 03:59 PM ET
via Databento tick

T+1d

+2.75%

call -2.75% · α -2.17%

$44.48

settled 2mo ago

T+5d

+5.94%

call -5.94% · α -2.42%

$45.86

settled 2mo ago

T+20d

+17.81%

call -17.81% · α -9.27%

$51.00

settled 6w ago

T+60d

—

call — · α —

—

in 17d

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

Actionable Insight

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.

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

Documents Analyzed

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

Document	Accession Number
CLUSTER Data (Synthetic)	cluster-PLAB-1776467686891

13 reports for PLAB

T+1T+5T+20T+60

44% Hit rate 4 of 9 directional calls best @ T+5▲ +12.81%Feb 25, 2026

Filters

Reports for PLAB — sortable, filterable
	Type				Now
May 28, 2026 17d ago	8-K BEARISH ★ 7/10	$34.02 $32.11	▲ +5.61%	▲ +5.57%	$31.78 (+6.58%)
May 14, 2026 4w ago	Press Release NEUTRAL ★ 2/10	$50.02 $51.46	▲ +2.88%	▲ +1.92%	$31.78 (−36.47%)
May 13, 2026 4w ago	Press Release NEUTRAL ★ 2/10	$51.86 $45.77	▼ −11.74%	▼ −10.59%	$31.78 (−38.72%)
Apr 17, 2026 8w ago	144 NEUTRAL ★ 2/10	$48.38 $52.27	▲ +8.04%	▲ +7.49%	$31.78 (−34.31%)
Apr 13, 2026 9w ago	Insider Cluster BEARISH ★ 6/10	$45.67 $49.28	▼ −7.90%	▼ −4.61%	$31.78 (+30.41%)
Apr 13, 2026 9w ago	Insider Cluster BEARISH ★ 6/10	$45.67 $49.28	▼ −7.90%	▼ −4.61%	$31.78 (+30.41%)
Apr 8, 2026 9w ago	Insider Cluster BEARISH ★ 7/10	$43.29 $45.86	▼ −5.94%	▼ −2.42%	$31.78 (+26.59%)
Apr 8, 2026 9w ago	Insider Cluster BEARISH ★ 6/10	$43.29 $45.86	▼ −5.94%	▼ −2.42%	$31.78 (+26.59%)
Apr 8, 2026 9w ago	Insider Cluster BEARISH ★ 6/10	$43.29 $45.86	▼ −5.94%	▼ −2.42%	$31.78 (+26.59%)
Apr 8, 2026 9w ago	Insider Cluster BEARISH ★ 5/10	$43.29 $45.86	▼ −5.94%	▼ −2.42%	$31.78 (+26.59%)

US Market Status

Market Closed — Opens in 5h 5m

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