DIOD DIODES INC /DEL/

NEUTRAL Impact: 3/10 Insider Cluster (6 insiders)
Horizon days Filed Jun 1, 2026 Processed 11d 15h ago
Insider cluster: 6 insiders, $1.9M total
Latest settled — T+5d
DIOD ▼ -0.88% at T+5d
NEUTRAL call ✗ call lost -0.88% · α vs SPY +1.87% · entry $101.96 → $101.06
Next anchor: T+20d in 17d
Currently $108.75 · +6.66% from $101.96 entry
Entry anchored
Jun 1, 01:49 PM ET
via Databento tick
T+1d
+11.94%
call +11.94% · α +11.79%
$114.13
settled 11d ago
T+5d
-0.88%
call -0.88% · α +1.87%
$101.06
settled 5d ago
T+20d
call — · α —
in 17d
T+60d
call — · α —
in 2mo

Price Chart

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Executive Summary

6 Diodes insiders, including the CEO, CTO, and SVP-level executives, collectively sold $1.95M in open-market shares over a 5-day window. Sales were concentrated at ~$107-110, near recent highs, and no open-market purchases occurred. At 0.04% of the $4.8B market cap, the cluster is small in proportionality, but the breadth across C-suite and the absence of buys suggests a coordinated window of opportunity rather than a directional signal.

Key Financial Metrics

Direction
selling
Total Value
$1.9M
Insiders
6

Actionable Insight

Insider sales are routine in dollar terms and below the 0.1% proportionality threshold, making a bearish interpretation unwarranted. The C-suite breadth likely reflects a common trading-window opening rather than a shared negative view. Monitor upcoming quarterly filing for any guidance changes, but no immediate catalyst is signaled by this cluster.

Key Facts

  • 6 insiders sold $1.95M total in open-market sales; zero open-market purchases in the cluster
  • CEO Yu Gary sold $400K, CTO Tang Francis sold $997K total across two days, SVP Yang sold $545K across two days
  • Cluster represents 0.04% of DIOD's $4.8B market cap — below the 0.1% triviality threshold
  • Sales clustered around May 26-27, likely aligned with a common post-blackout window opening
  • No 10b5-1 pattern evident in the irregular sizing and dates
  • Recent insider activity trend (30d): 8 sells totaling $2.6M, consistent with this cluster

Financial Impact

Total insider open-market sales of $1.95M, representing approximately 0.04% of DIOD's $4.8B market capitalization

dilutioninsider sentiment

Risk Factors

  • CEO and CTO selling concurrently may raise market perception concerns despite small dollar amounts
  • If next earnings show a miss, these sales could be retrospectively viewed as prescient

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.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-DIOD-1780336206496
12 reports for DIOD
Performance horizon
40% Hit rate 2 of 5 directional calls best @ T+20▲ +5.41%Feb 20, 2026
Filters
Rows
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%)
Showing 10 of 12

US Market Status

Market Closed — Opens Mon (52h 18m)

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