STOCK TITAN

Diodes (NASDAQ: DIOD) SVP Andy Tsong sells 3,277 shares in open market

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Diodes Incorporated senior executive Andy Tsong reported an open-market sale of company stock. On 02/13/2026, he sold 3,277 shares of Diodes Incorporated common stock at a weighted average price of $70.4584 per share, in multiple trades between $69.385 and $71.07.

After this sale, Tsong directly beneficially owns 52,404 shares of Diodes common stock. He also holds 32,100 performance stock units, with the beneficially owned amount reduced by 9,000 units because the 2023 PSU Award had no settlement of shares.

Positive

  • None.

Negative

  • None.
Insider Tsong Andy
Role SVP Worldwide Products Group
Sold 3,277 shs ($231K)
Type Security Shares Price Value
Sale Diodes Incorporated Common Stock 3,277 $70.4584 $231K
holding Diodes Incorporated Common Stock - Performance Stock Units -- -- --
Holdings After Transaction: Diodes Incorporated Common Stock — 52,404 shares (Direct); Diodes Incorporated Common Stock - Performance Stock Units — 32,100 shares (Direct)
Footnotes (1)
  1. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.385 to $71.07, inclusive. The reporting person undertakes to provide to Diodes Incorporated, any security holder of Diodes Incorporated, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4. The amount of securities beneficially owned was decreased by 9,000 because the 2023 PSU Award had no settlement of shares.
SEC Form 4
FORM 4 UNITED 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).
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*
Tsong Andy

(Last) (First) (Middle)
4949 HEDGCOXE ROAD

(Street)
PLANO TX 75024

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
DIODES INC /DEL/ [ DIOD ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
SVP Worldwide Products Group
3. Date of Earliest Transaction (Month/Day/Year)
02/13/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
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)
Code V Amount (A) or (D) Price
Diodes Incorporated Common Stock 02/13/2026 S 3,277 D $70.4584(1) 52,404 D
Diodes Incorporated Common Stock - Performance Stock Units 32,100(2) D
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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.385 to $71.07, inclusive. The reporting person undertakes to provide to Diodes Incorporated, any security holder of Diodes Incorporated, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.
2. The amount of securities beneficially owned was decreased by 9,000 because the 2023 PSU Award had no settlement of shares.
Brett R. Whitmire as Power of Attorney for Andy Kuo-Ting Tsong 02/17/2026
** Signature of Reporting Person Date
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.

FAQ

What insider transaction did DIODES INC (DIOD) report for Andy Tsong?

Andy Tsong reported selling 3,277 shares of Diodes Incorporated common stock. The sale occurred on February 13, 2026, as an open-market transaction reported at a weighted average price of $70.4584 per share across multiple individual trades.

At what prices did Andy Tsong sell his DIOD shares on February 13, 2026?

The reported sale used a weighted average price of $70.4584 per share. Individual trades occurred in a price range from $69.385 to $71.07, and the company notes it will provide detailed trade breakdowns upon request.

How many DIOD shares does Andy Tsong own after the reported sale?

After the February 13, 2026 transaction, Andy Tsong beneficially owns 52,404 shares of Diodes Incorporated common stock directly. This reflects his holdings following the sale of 3,277 shares in the open market at the disclosed weighted average price.

What performance stock unit (PSU) holdings does Andy Tsong report at DIOD?

Andy Tsong reports holding 32,100 Diodes Incorporated common stock performance stock units. The filing explains that his beneficially owned amount decreased by 9,000 units because the 2023 PSU Award resulted in no settlement of shares for that specific award.

What role does Andy Tsong hold at Diodes Incorporated (DIOD)?

Andy Tsong is an officer of Diodes Incorporated, serving as Senior Vice President, Worldwide Products Group. His position and insider status require reporting changes in his beneficial ownership of company securities on Form 4 under Section 16 of the Exchange Act.