Super Micro Computer, Inc.

SMCINASDAQTechnology● Active

$41.64

$-5.26(-11.22%)

Market Cap$25.0B

P/E Ratio—

52W High$62.36

52W Low$19.48

Avg Volume41.3M

Open$45.00

Beta1.87

Insider Trades Ownership Employees

Super Micro Computer, Inc. (SMCI) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · SMCI · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.00

Buy/Sell (by trades)

Overall sentiment

BEARISH

↑ Buy 0%Active transactions only · RSU vesting excluded100% Sell ↓

Super Micro Computer, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

SMCI insider buying and selling by quarter

SMCI insider selling · SMCI insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

6.1M3.0M0

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

2026 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · SMCI ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

SMCI executive sell shares · SMCI board member insider trading · SMCI insider trading SEC filing

Showing 57 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
May 26, 2026	Liang Charles President and CEO · Director	Gift	340,000	—	—	25,332,520	Form 4
May 26, 2026	Liu Liang Chiu-Chu Sara Director	Gift	340,000	—	—	25,332,520	Form 4
May 10, 2026	WEIGAND DAVID E SVP, Chief Financial Officer	Option	1,490	—	—	118,454	Form 4
May 10, 2026	WEIGAND DAVID E SVP, Chief Financial Officer	Option	2,680	—	—	117,926	Form 4
May 10, 2026	WEIGAND DAVID E SVP, Chief Financial Officer	Other	535	$35.37	$19K	117,919	Form 4
May 10, 2026	WEIGAND DAVID E SVP, Chief Financial Officer	Other	962	$35.37	$34K	116,964	Form 4
May 10, 2026	CLEGG DON W SVP, Worldwide Sales	Option	1,290	—	—	51,003	Form 4
May 10, 2026	CLEGG DON W SVP, Worldwide Sales	Other	463	$35.37	$16K	50,540	Form 4
May 10, 2026	CLEGG DON W SVP, Worldwide Sales	Option	1,020	—	—	50,079	Form 4
May 10, 2026	CLEGG DON W SVP, Worldwide Sales	Other	366	$35.37	$13K	49,713	Form 4
May 10, 2026	Xiao Jin Sr. Corporate VP, Engineering	Option	4,098	—	—	191,574	Form 4
May 10, 2026	Xiao Jin Sr. Corporate VP, Engineering	Other	1,471	$35.37	$52K	190,103	Form 4
May 10, 2026	Xiao Jin Sr. Corporate VP, Engineering	Option	1,970	—	—	188,183	Form 4
May 10, 2026	Xiao Jin Sr. Corporate VP, Engineering	Other	707	$35.37	$25K	187,476	Form 4
May 10, 2026	Liu Liang Chiu-Chu Sara Director	Option	4,098	—	—	635,854	Form 4
May 10, 2026	Liu Liang Chiu-Chu Sara Director	Other	2,211	$35.37	$78K	633,643	Form 4
May 10, 2026	Liu Liang Chiu-Chu Sara Director	Option	2,120	—	—	632,900	Form 4
May 10, 2026	Liu Liang Chiu-Chu Sara Director	Other	1,144	$35.37	$40K	631,756	Form 4
May 10, 2026	Liang Charles President and CEO · Director	Option	4,098	—	—	635,854	Form 4
May 10, 2026	Liang Charles President and CEO · Director	Other	2,211	$35.37	$78K	633,643	Form 4
May 10, 2026	Liang Charles President and CEO · Director	Option	2,120	—	—	632,900	Form 4
May 10, 2026	Liang Charles President and CEO · Director	Other	1,144	$35.37	$40K	631,756	Form 4
May 10, 2026	Cheung Kenneth SVP, Chief Accounting Officer	Option	1,250	—	—	59,780	Form 4
May 10, 2026	Cheung Kenneth SVP, Chief Accounting Officer	Other	449	$35.37	$16K	59,331	Form 4
Feb 27, 2026	Liang Charles President and CEO · Director	Option	20,980	$4.24	$89K	630,780	Form 4

Liang Charles

President and CEO · Director

Gift

Date

May 26

340,000

Price

—

Value

—

View Form 4 on SEC.gov

Liu Liang Chiu-Chu Sara

Director

Gift

Date

May 26

340,000

Price

—

Value

—

View Form 4 on SEC.gov

WEIGAND DAVID E

SVP, Chief Financial Officer

Option

Date

May 10

1,490

Price

—

Value

—

View Form 4 on SEC.gov

WEIGAND DAVID E

SVP, Chief Financial Officer

Option

Date

May 10

2,680

Price

—

Value

—

View Form 4 on SEC.gov

WEIGAND DAVID E

SVP, Chief Financial Officer

Other

Date

May 10

535

Price

$35.37

Value

$19K

View Form 4 on SEC.gov

WEIGAND DAVID E

SVP, Chief Financial Officer

Other

Date

May 10

962

Price

$35.37

Value

$34K

View Form 4 on SEC.gov

CLEGG DON W

SVP, Worldwide Sales

Option

Date

May 10

1,290

Price

—

Value

—

View Form 4 on SEC.gov

CLEGG DON W

SVP, Worldwide Sales

Other

Date

May 10

463

Price

$35.37

Value

$16K

View Form 4 on SEC.gov

CLEGG DON W

SVP, Worldwide Sales

Option

Date

May 10

1,020

Price

—

Value

—

View Form 4 on SEC.gov

CLEGG DON W

SVP, Worldwide Sales

Other

Date

May 10

366

Price

$35.37

Value

$13K

View Form 4 on SEC.gov

Xiao Jin

Sr. Corporate VP, Engineering

Option

Date

May 10

4,098

Price

—

Value

—

View Form 4 on SEC.gov

Xiao Jin

Sr. Corporate VP, Engineering

Other

Date

May 10

1,471

Price

$35.37

Value

$52K

View Form 4 on SEC.gov

Xiao Jin

Sr. Corporate VP, Engineering

Option

Date

May 10

1,970

Price

—

Value

—

View Form 4 on SEC.gov

Xiao Jin

Sr. Corporate VP, Engineering

Other

Date

May 10

707

Price

$35.37

Value

$25K

View Form 4 on SEC.gov

Liu Liang Chiu-Chu Sara

Director

Option

Date

May 10

4,098

Price

—

Value

—

View Form 4 on SEC.gov

Liu Liang Chiu-Chu Sara

Director

Other

Date

May 10

2,211

Price

$35.37

Value

$78K

View Form 4 on SEC.gov

Liu Liang Chiu-Chu Sara

Director

Option

Date

May 10

2,120

Price

—

Value

—

View Form 4 on SEC.gov

Liu Liang Chiu-Chu Sara

Director

Other

Date

May 10

1,144

Price

$35.37

Value

$40K

View Form 4 on SEC.gov

Liang Charles

President and CEO · Director

Option

Date

May 10

4,098

Price

—

Value

—

View Form 4 on SEC.gov

Liang Charles

President and CEO · Director

Other

Date

May 10

2,211

Price

$35.37

Value

$78K

View Form 4 on SEC.gov

Liang Charles

President and CEO · Director

Option

Date

May 10

2,120

Price

—

Value

—

View Form 4 on SEC.gov

Liang Charles

President and CEO · Director

Other

Date

May 10

1,144

Price

$35.37

Value

$40K

View Form 4 on SEC.gov

Cheung Kenneth

SVP, Chief Accounting Officer

Option

Date

May 10

1,250

Price

—

Value

—

View Form 4 on SEC.gov

Cheung Kenneth

SVP, Chief Accounting Officer

Other

Date

May 10

449

Price

$35.37

Value

$16K

View Form 4 on SEC.gov

Liang Charles

President and CEO · Director

Option

Date

Feb 27

20,980

Price

$4.24

Value

$89K

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 3

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About SMCI insider trading

SMCI insider trades

Super Micro Computer, Inc. (SMCI) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Liang Charles (President and CEO · Director), WEIGAND DAVID E (SVP, Chief Financial Officer), CLEGG DON W (SVP, Worldwide Sales). Over the past 12 months, 5 insiders have filed transactions with the SEC. SMCI insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Super Micro Computer, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

SMCI insider trading · 5 questions

The insiders of Super Micro Computer, Inc. (SMCI) include executives and directors such as Liang Charles (President and CEO · Director), WEIGAND DAVID E (SVP, Chief Financial Officer), CLEGG DON W (SVP, Worldwide Sales), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

SMCI board member insider tradingwho are SMCI insidersSMCI insider rosterSuper Micro Computer, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026