Insider trade

CEO sold ~$4M of SMCI shares in the open market

Traded Sep 4, 2026 · Filed Sep 8, 2026

SupermicroSMCI

~$4M
Reported value · 100K sh @ $40.00: 438K
Holds after · shares reported: +5.9%
stock since the trade · S&P 500 -0.8%, $39.59 → $41.92 on Oct 1

Why it stands out

The boss of Supermicro sold $4M of Supermicro shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Sep 4, 2026
Reporting period: Not applicable
Filed with the SEC: Sep 8, 2026

CEOIndirect holding$1M+Pre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$4,000,000

Shares × reported transaction price

Timing vs results

24 days after results of Aug 11, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $39.59 on Sep 4, 2026, 93% above its 52-week low and 33% below its high, after a 32% rise over the previous 30 trading days

52-week range $20.53 (Mar 20, 2026) to $58.68 (Oct 8, 2025), 50% of the way up, from 252 adjusted closes. 30 trading days earlier: $30.10 on Jul 24, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

Securities lawsuit open at the trade date

A securities lawsuit naming the company as a defendant was filed on May 12, 2026 in the U.S. District Court, N.D. California. A filing is an allegation, not a finding.

4 such cases were open. Chung v. Super Micro Computer, Inc., docket 5:26-cv-04394, via CourtListener (court records). Nature of suit 850, company named as first defendant

After it was reported

After	Stock	S&P 500	Difference
7 days	-5.3%	-1.1%	-4.2%

Past results only. Not a forecast.

Source receipt

Record ID: 0001392942-26-000013
Filed / recorded: Sep 8, 2026, 10:47 PM UTC
Added to OQRO: Oct 2, 2026, 12:28 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Super Micro Computer, Inc.
Issuer CIK: 1375365
Ticker: SMCI
Reporting person: Charles Liang
Relationship: Director, Officer, 10% owner
Officer title: President and CEO
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Sep 4, 2026
Transaction code: S
Shares / units: 100,000
Price per share: $40.00
Acquired / disposed: Disposed (D)
Shares owned after: 437,506
Ownership form: Indirect — By Spouse
Amendment: No

Footnotes from the filing

The broker-assisted sales transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse on May 26, 2026 during the Company's open window period (the "Trading Plan").
The price reported here is a weighted average price. The shares were sold in multiple transactions at prices ranging from $40.00 to $40.01, inclusive. The Reporting Person's spouse undertakes to provide to Super Micro Computer, Inc., any security holder of Super Micro Computer, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

Around the same time

CEO sold ~$1.56M of Supermicro

Scheduled in advance4w ago

CEO sold ~$2.16M of Supermicro

Scheduled in advance4w ago

Director sold ~$1.56M of Supermicro

Scheduled in advance4w ago

Why it stands out

Dates, kept separate

Context

After it was reported

Source receipt

Footnotes from the filing

Around the same time

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