STOCK TITAN

Super Micro director sells 200K shares at $36–40

(Very High)
(Negative)
Form Type
4

Rhea-AI Filing Summary

Super Micro Computer, Inc. (SMCI) discloses that director and more-than-10% owner Liu Liang Chiu-Chu Sara sold a total of 200,000 shares of common stock in broker-assisted transactions on September 3 and September 4, 2026, under a Rule 10b5-1 trading plan adopted on May 26, 2026.

The sales included 42,565 shares at a weighted average price of $36.60, 57,435 shares at $37.62, and 100,000 shares at $40.00. She also reports indirect ownership of 40,426,120 shares held by her spouse and 25,332,520 shares held through a joint account with her spouse as of September 3, 2026.

Positive

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Negative

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Insights

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Insider Liu Liang Chiu-Chu Sara
Role Director, 10% Owner
Sold 200,000 shs ($7.72M)
Type Security Shares Price Value
Sale Common Stock F1, F4 100,000 $40.00 $4.00M
Sale Common Stock F1, F2 42,565 $36.60 $1.56M
Sale Common Stock F1, F3 57,435 $37.62 $2.16M
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 437,506 shares (Direct); Common Stock — 40,426,120 shares (Indirect, By Spouse); Common Stock — 25,332,520 shares (Indirect, By Joint Account w/ Spouse)
Footnotes (4)
  1. F1. 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 on May 26, 2026 during the Company's open window period (the "Trading Plan").
  2. F2. The price reported here is a weighted average price. The shares were sold in multiple transactions at prices ranging from $36.00 to $36.99, inclusive. The Reporting Person 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.
  3. F3. The price reported here is a weighted average price. The shares were sold in multiple transactions at prices ranging from $37.125 to $38.025, inclusive. The Reporting Person 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.
  4. F4. 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 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.
Shares sold September 4, 2026 100,000 shares Sale of SMCI common stock at $40.00 per share in broker-assisted transactions
Shares sold September 3, 2026 at $36.60 42,565 shares Weighted average price $36.60 with trade prices between $36.00 and $36.99
Shares sold September 3, 2026 at $37.62 57,435 shares Weighted average price $37.62 with trade prices between $37.125 and $38.025
Total shares sold 200,000 shares Aggregate of three sale transactions reported in the Form 4
Indirect holdings by spouse 40,426,120 shares SMCI common stock reported as indirectly owned through spouse as of September 3, 2026
Indirect holdings by joint account 25,332,520 shares SMCI common stock reported as indirectly owned through joint account with spouse as of September 3, 2026
Rule 10b5-1 plan adoption date May 26, 2026 Date the trading plan governing these broker-assisted sales was adopted
Rule 10b5-1 trading plan regulatory
"were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
broker-assisted sales transactions financial
"The broker-assisted sales transactions reported in this Form 4 were effected pursuant"
weighted average price financial
"The price reported here is a weighted average price. The shares were sold"
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

FAQ

What insider transactions did SMCI report for Liu Liang Chiu-Chu Sara?

SMCI reported that Liu Liang Chiu-Chu Sara sold 200,000 shares of common stock in broker-assisted transactions on September 3 and 4, 2026, through open market or private sales at weighted average prices between $36.60 and $40.00.

At what prices were the SMCI shares sold in this Form 4 filing?

The reported sales were: 42,565 shares at a weighted average price of $36.60 (range $36.00–$36.99), 57,435 shares at $37.62 (range $37.125–$38.025), and 100,000 shares at $40.00 (range $40.00–$40.01).

Was the SMCI insider trading under a Rule 10b5-1 plan?

Yes. The filing states the broker-assisted sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 26, 2026, during the company’s open window period.

How many SMCI shares does the insider report indirectly owning after these transactions?

As of September 3, 2026, the insider reports indirect ownership of 40,426,120 shares of SMCI common stock held by her spouse and 25,332,520 shares held through a joint account with her spouse.

What is the total number of SMCI shares sold in this Form 4?

The Form 4 reports aggregate sales of 200,000 shares of SMCI common stock, consisting of three separate sale transactions on September 3 and 4, 2026.

What role does the reporting person hold at SMCI?

The reporting person, Liu Liang Chiu-Chu Sara, is identified as a director of Super Micro Computer, Inc. and a more-than-10% owner of the company’s common stock.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Liu Liang Chiu-Chu Sara

(Last)(First)(Middle)
980 ROCK AVENUE

(Street)
SAN JOSE CALIFORNIA 95131

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Super Micro Computer, Inc. [ SMCI ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock09/03/2026S(1)42,565D$36.6(2)594,941D
Common Stock09/03/2026S(1)57,435D$37.62(3)537,506D
Common Stock09/04/2026S(1)100,000D$40(4)437,506D
Common Stock40,426,120IBy Spouse
Common Stock25,332,520IBy Joint Account w/ Spouse
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. 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 on May 26, 2026 during the Company's open window period (the "Trading Plan").
2. The price reported here is a weighted average price. The shares were sold in multiple transactions at prices ranging from $36.00 to $36.99, inclusive. The Reporting Person 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.
3. The price reported here is a weighted average price. The shares were sold in multiple transactions at prices ranging from $37.125 to $38.025, inclusive. The Reporting Person 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.
4. 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 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.
Remarks:
/s/ David E Weigand, Attorney-In-Fact09/08/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

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