STOCK TITAN

Diodes (NASDAQ: DIOD) SVP Emily Yang sells 2,000 shares, updates holdings

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

Rhea-AI Filing Summary

Diodes Incorporated SVP Worldwide Sales/Marketing Emily Yang reported an open-market sale of 2,000 shares of Diodes common stock at $101.465 per share. Following this transaction, she directly holds 68,878 shares. Indirect holdings include 1,576 shares in custodial accounts for her children and 584 shares held by the Oner Family Revocable Trust, as disclosed in the filing footnotes.

Positive

  • None.

Negative

  • None.
Insider Yang Emily
Role SVP Worldwide Sales/Marketing
Sold 2,000 shs ($203K)
Type Security Shares Price Value
Sale Diodes Incorporated Common Stock 2,000 $101.465 $203K
holding Diodes Incorporated Common Stock -- -- --
holding Diodes Incorporated Common Stock -- -- --
Holdings After Transaction: Diodes Incorporated Common Stock — 68,878 shares (Direct, null); Diodes Incorporated Common Stock — 584 shares (Indirect, Oner Family Revocable Trust)
Footnotes (1)
  1. [object Object]
Shares sold 2,000 shares Open-market sale of Diodes Incorporated common stock
Sale price $101.465 per share Price for the 2,000 shares sold
Direct holdings after sale 68,878 shares Common stock directly held by Emily Yang after transaction
Custodial indirect holdings 1,576 shares Shares in custodial accounts for her children
Trust indirect holdings 584 shares Shares held by the Oner Family Revocable Trust
Net insider share change -2,000 shares Net-sell direction per transaction summary
open-market sale financial
"Sale in open market or private transaction"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
custodial accounts financial
"These shares are held in accounts for the reporting persons children, and the reporting person is the custodian"
Custodial accounts are savings or investment accounts managed by an adult for a minor until they reach a certain age. Think of it as a digital piggy bank controlled by a guardian, where money or assets are held in trust for someone too young to manage them on their own. These accounts matter to investors because they provide a way to save or invest on behalf of a child, often for future education or other needs.
beneficial owner financial
"this report is not an admission that the reporting person is the beneficial owner of these shares"
A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.
Section 16 regulatory
"for purposes of Section 16 or for any other purposes"
Section 16 is a U.S. securities law rule that governs the trading and disclosure obligations of company insiders — typically officers, directors and large shareholders — to promote transparency and deter unfair profit-taking. It requires insiders to publicly report their stock trades and allows companies or the issuer to reclaim quick, short-term profits from certain insider trades, like a scoreboard and a refund policy that help investors see and limit possible insider advantage.
Oner Family Revocable Trust financial
"nature_of_ownership: Oner Family Revocable Trust"
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).
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*
Yang Emily

(Last)(First)(Middle)
4949 HEDGCOXE ROAD
SUITE 200

(Street)
PLANO TEXAS 75024

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
DIODES INC /DEL/ [ DIOD ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SVP Worldwide Sales/Marketing
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026
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
Diodes Incorporated Common Stock05/15/2026S2,000D$101.46568,878D
Diodes Incorporated Common Stock584IOner Family Revocable Trust
Diodes Incorporated Common Stock1,576(1)ICustodial
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. These shares are held in accounts for the reporting persons children, and the reporting person is the custodian of those accounts. The reporting person disclaims ownership of the shares held in those custodial accounts, and this report is not an admission that the reporting person is the beneficial owner of these shares for purposes of Section 16 or for any other purposes.
Brett R. Whitmire as Power of Attorney for Emily Yang05/19/2026
** 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)

FAQ

What insider transaction did Emily Yang report at DIODES INC (DIOD)?

Emily Yang reported an open-market sale of 2,000 Diodes Incorporated common shares at $101.465 per share. This Form 4 filing reflects a direct disposition of stock while also updating her remaining direct and indirect shareholdings after the transaction.

How many DIOD shares does Emily Yang hold after this Form 4 sale?

After selling 2,000 shares, Emily Yang directly holds 68,878 Diodes Incorporated common shares. The filing also lists indirect holdings of 1,576 shares in custodial accounts and 584 shares held by the Oner Family Revocable Trust, reflecting her total reported ownership structure.

At what price were Emily Yang’s DIOD shares sold in this Form 4?

The reported transaction shows 2,000 Diodes Incorporated common shares sold at $101.465 per share. This price applies specifically to the disclosed open-market sale and is used to calculate the total dollar value of the reported transaction in the Form 4.

What indirect DIOD holdings are reported for Emily Yang on this Form 4?

Indirect holdings include 1,576 shares in custodial accounts for her children and 584 shares held by the Oner Family Revocable Trust. The filing notes that she disclaims beneficial ownership of the custodial account shares under Section 16 and for other purposes.

Does Emily Yang disclaim beneficial ownership of any DIOD shares?

Yes. The filing states that shares in custodial accounts for her children are reported for transparency, but she disclaims beneficial ownership. This means she does not concede that these 1,576 shares should be treated as hers under Section 16 or other standards.

What does the DIOD Form 4 indicate about net insider activity for Emily Yang?

The transaction summary shows one sale totaling 2,000 shares and no purchases or option exercises, resulting in net-sell activity. Two additional entries reflect holdings, not new trades, so the net effect is a reduction of her directly held Diodes common shares.