DIOD CLUSTER SEC Filing Analysis

Latest settled — T+5d

DIOD ▲ +14.11% at T+5d

NEUTRAL call ✓ call won +14.11% · α vs SPY +12.51% · entry $96.30 → $109.89

Next anchor: T+20d in 9d

Currently $108.75 · +12.93% from $96.30 entry

Entry anchored
May 21, 01:58 PM ET
via Databento tick

T+1d

+3.48%

call +3.48% · α +3.03%

$99.65

settled 22d ago

T+5d

+14.11%

call +14.11% · α +12.51%

$109.89

settled 15d ago

T+20d

—

call — · α —

—

in 9d

T+60d

—

call — · α —

—

in 2mo

Price Chart

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Executive Summary

Insiders at Diodes sold $1.9M in stock over the past week, including CFO Brett Whitmire ($1.71M) and SVP Emily Yang (~$194K). The sales represent only ~0.04% of market cap, making them trivial relative to company size. The cluster occurred shortly after a strong Q1 earnings beat (revenue +22% YoY, non-GAAP EPS +126% YoY), suggesting routine portfolio diversification rather than a negative signal.

Key Financial Metrics

Direction

selling

Total Value

$1.9M

Insiders

2

Actionable Insight

The insider selling is trivial in size and likely routine. Focus on the strong Q1 earnings momentum and raised guidance rather than this sell-off. Monitor for any larger sales or changes in insider sentiment.

Key Facts

CFO Brett Whitmire sold 16,600 shares on May 13 at ~$103.34 for $1.71M.
SVP Emily Yang sold 2,000 shares on May 20 at $96.81 for ~$194K.
Total insider sales of $1.90M represent 0.042% of Diodes' $4.5B market cap.
Cluster follows strong Q1 2026 earnings: revenue $405.5M (+22% YoY), non-GAAP EPS $0.43 (+126% YoY).
CEO Gary Yu gifted 300 shares (non-cash, $0 value) on May 19.

Financial Impact

Insider sales of $1.9M, negligible relative to market cap.

insider ownershipdilution

Risk Factors

No material risk from this cluster given its small size.

Market Snapshot

Exchange

Nasdaq

Sector

Semiconductors & Related Devices

Analyst Consensus

80% bullish (10 analysts)

Documents Analyzed

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

Document	Accession Number
CLUSTER Data (Synthetic)	cluster-DIOD-1779386409458

12 reports for DIOD

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

40% Hit rate 2 of 5 directional calls best @ T+20▲ +5.41%Feb 20, 2026

Filters

Reports for DIOD — sortable, filterable
	Type				Now
Jun 1, 2026 11d ago	Insider Cluster NEUTRAL ★ 3/10	$101.96 $101.06	▼ −0.88%	▲ +1.87%	$108.75 (+6.66%)
May 27, 2026 16d ago	Insider Cluster BEARISH ★ 4/10	$109.89 $116.22	▼ −5.76%	▼ −5.81%	$108.75 (+1.04%)
May 27, 2026 16d ago	Insider Cluster NEUTRAL ★ 2/10	$109.89 $112.50	▲ +2.38%	▲ +2.06%	$108.75 (−1.04%)
May 21, 2026 22d ago	Insider Cluster NEUTRAL ★ 2/10	$96.30 $109.89	▲ +14.11%	▲ +12.51%	$108.75 (+12.93%)
May 19, 2026 24d ago	Insider Cluster BEARISH ★ 5/10	$93.75 $106.85	▼ −13.97%	▼ −11.72%	$108.75 (−16.00%)
May 12, 2026 4w ago	8-K BULLISH ★ 7/10	$101.96 $93.75	▼ −8.05%	▼ −6.89%	$108.75 (+6.66%)
May 12, 2026 4w ago	Insider Cluster BULLISH ★ 7/10	$103.45 $93.75	▼ −9.38%	▼ −8.78%	$108.75 (+5.12%)
Apr 16, 2026 8w ago	8-K NEUTRAL ★ 3/10	$94.84 $104.40	▲ +10.08%	▲ +9.53%	$108.75 (+14.67%)
Apr 1, 2026 10w ago	DEFA14A NEUTRAL ★ 4/10	$68.58 $83.07	▲ +21.13%	▲ +17.51%	$108.75 (+58.57%)
Mar 11, 2026 13w ago	8-K NEUTRAL ★ 4/10	$61.65 $67.11	▲ +8.86%	▲ +9.84%	$108.75 (+76.40%)

US Market Status

Market Closed — Opens Mon (49h 15m)

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