STOCK TITAN

indie Semiconductor CFO sells 3,750 shares

CFO Naixi Wu exercised 7,500 RSUs and sold 3,750 INDI shares in pre-planned trades to cover tax withholding.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

indie Semiconductor, Inc. (INDI) reported that Chief Financial Officer Naixi Wu exercised equity awards and sold shares in September 2026. On September 18, 2026, Restricted Stock Units covering 7,500 shares were converted into the same number of Class A Common shares as part of scheduled vesting. On September 21, 2026, Wu sold 3,750 shares of Class A Common Stock in open market transactions at a weighted average price of $3.18 per share to pay withholding taxes related to the vesting, under a pre-established Rule 10b5-1 trading plan adopted on December 12, 2025. The plan provides for automated open market sales on predetermined dates through December 15, 2027.

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Insider Wu Naixi
Role Chief Financial Officer
Sold 3,750 shs ($12K)
Approx. gross sale proceeds $12K
Type Security Shares Price Value
Sale Class A Common Stock F1, F2, F3 3,750 $3.1831 $12K
Exercise Restricted Stock Units F4, F5 7,500 $0.00 $0.00
Exercise Class A Common Stock 7,500 $0.00 $0.00
holding Class A Common Stock -- -- --
Holdings After Transaction: Restricted Stock Units — 7,500 contracts (Direct); Class A Common Stock — 156,933 shares (Direct); Class A Common Stock — 90 shares (Indirect, by spouse)
Footnotes (5)
  1. F1. Represents shares of Class A Common Stock sold in the open market to pay for withholding taxes in connection with the vesting of Restricted Stock Units.
  2. F2. This sale was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025. The Reporting Person's Rule 10b5-1 plan includes automated open market sales of the Issuer's Class A Common Stock on predetermined dates through December 15, 2027.
  3. F3. The price reported in Column 4 is a weighted average price. The shares reported in this Form 4 were sold in separate transactions at prices ranging from $3.10 to $3.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 price range set forth in this footnote.
  4. F4. Each Restricted Stock Unit represents a contingent right to receive one share of Class A Common Stock.
  5. F5. Such Restricted Stock Units vest at the rate of 25% annually beginning on September 18, 2024.
Shares sold 3,750 shares Class A Common Stock sold on September 21, 2026 to pay withholding taxes
Weighted average sale price $3.1831 per share Open market sale of 3,750 shares on September 21, 2026
Sale price range $3.10–$3.22 per share Price range for separate sale transactions on September 21, 2026
RSUs converted 7,500 units Restricted Stock Units converted into 7,500 Class A shares on September 18, 2026
Underlying shares for RSUs 15,000 shares Underlying Class A Common Stock referenced by Restricted Stock Units reported
Annual vesting rate 25% per year Vesting schedule for the Restricted Stock Units beginning September 18, 2024
Indirect holdings by spouse 90 shares Class A Common Stock held indirectly as of September 18, 2026
Rule 10b5-1 plan period end December 15, 2027 End date for automated open market sales under the CFO’s trading plan
Restricted Stock Unit financial
"Each Restricted Stock Unit represents a contingent right to receive one share"
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
Rule 10b5-1 trading plan regulatory
"This sale was made pursuant to a Rule 10b5-1 trading plan adopted"
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.
withholding taxes financial
"sold in the open market to pay for withholding taxes in connection"
Withholding taxes are amounts a payer or government takes out of payments — such as wages, interest, or dividends — before the recipient gets the money, functioning like a cashier keeping part of a bill to pay taxes on your behalf. For investors this matters because it reduces the cash they actually receive, affects net returns and yield calculations, and may require additional paperwork or treaty claims to recover or offset the withheld amount against final tax bills.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
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

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did INDI’s CFO report in this Form 4?

The filing reports that CFO Naixi Wu converted 7,500 Restricted Stock Units into Class A Common Stock on September 18, 2026 and sold 3,750 shares on September 21, 2026 in open market transactions.

At what price did the INDI shares sell in the CFO’s September 21, 2026 transaction?

The 3,750 shares of indie Semiconductor Class A Common Stock sold on September 21, 2026 had a weighted average price of $3.1831 per share, with individual trades executed between $3.10 and $3.22 per share.

Why did INDI’s CFO sell 3,750 shares in September 2026?

According to the filing, the 3,750-share sale on September 21, 2026 was made in the open market to pay withholding taxes arising from the vesting of Restricted Stock Units that converted into shares on September 18, 2026.

Were the INDI insider sales made under a Rule 10b5-1 trading plan?

Yes. The filing states the sale on September 21, 2026 was made pursuant to a Rule 10b5-1 trading plan adopted by Naixi Wu on December 12, 2025, providing for automated open market sales through December 15, 2027.

What are the terms of the INDI Restricted Stock Units held by the CFO?

Each Restricted Stock Unit represents a contingent right to receive one share of Class A Common Stock. The filing states these units vest at a rate of 25% annually, beginning on September 18, 2024.

Does the INDI Form 4 show any indirect holdings for the CFO?

Yes. As of September 18, 2026, the filing reports 90 shares of Class A Common Stock held indirectly, described as owned by spouse.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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*
Wu Naixi

(Last)(First)(Middle)
32 JOURNEY

(Street)
ALISO VIEJO CALIFORNIA 92656

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
indie Semiconductor, Inc. [ INDI ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/18/2026
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
Class A Common Stock09/18/2026M7,500A$0160,683D
Class A Common Stock09/21/2026S(1)(2)3,750D$3.1831(3)156,933D
Class A Common Stock90Iby 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
Restricted Stock Units(4)09/18/2026M7,500 (5) (5)Class A Common Stock15,000$07,500D
Explanation of Responses:
1. Represents shares of Class A Common Stock sold in the open market to pay for withholding taxes in connection with the vesting of Restricted Stock Units.
2. This sale was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025. The Reporting Person's Rule 10b5-1 plan includes automated open market sales of the Issuer's Class A Common Stock on predetermined dates through December 15, 2027.
3. The price reported in Column 4 is a weighted average price. The shares reported in this Form 4 were sold in separate transactions at prices ranging from $3.10 to $3.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 price range set forth in this footnote.
4. Each Restricted Stock Unit represents a contingent right to receive one share of Class A Common Stock.
5. Such Restricted Stock Units vest at the rate of 25% annually beginning on September 18, 2024.
/s/ Naixi Wu by Chang Eui Kim pursuant to power of attorney filed on October 30, 202509/22/2026
** 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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