indie Semiconductor (INDI) COO sells 18,750 shares for RSU tax payments

Rhea-AI Filing Summary

indie Semiconductor, Inc. Chief Operating Officer Michael Wittmann reported RSU vesting and related share sales. On March 6, 2026, he exercised 25,000 Restricted Stock Units at $0.00 per unit, receiving the same number of Class A common shares and leaving 50,000 RSUs outstanding. On March 9, 2026, he sold a total of 18,750 Class A common shares in open-market transactions at a weighted-average price of $2.5379 per share, within a range of $2.42 to $2.63, to cover withholding taxes tied to the RSU vesting and under a pre-arranged Rule 10b5-1 trading plan. After these transactions, he directly holds 130,135 Class A common 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

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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^*

Wittmann Michael

(Last) (First) (Middle)

C/O INDIE SEMICONDUCTOR, INC.

32 JOURNEY

(Street)

ALISO VIEJO CA 92656

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
indie Semiconductor, Inc. [ INDI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/06/2026

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
Class A Common Stock	03/06/2026		M		25,000	A	$0	148,885	D
Class A Common Stock	03/09/2026		S(1)(2)		9,154	D	$2.5379(3)	139,731	D
Class A Common Stock	03/09/2026		S(2)		9,596	D	$2.5379(3)	130,135	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
Restricted Stock Units	(4)	03/06/2026		M			25,000	(5)	(5)	Class A Common Stock	75,000	$0	50,000	D

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 ("RSUs").

2. The sales were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 15, 2024, and modified on May 26, 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 March 31, 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 $2.42 to $2.63, 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. The time-based restricted stock units shall vest and become nonforfeitable with respect to twenty-five percent (25%) of the total number of restricted stock units on each of the first, second, third and fourth anniversaries of the grant date.

	/s/ Michael Wittmann, by Naixi Wu pursuant to power of attorney filed on January 22, 2024	03/10/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did INDI's COO report on this Form 4?

The COO reported exercising 25,000 Restricted Stock Units into Class A common shares, then selling 18,750 shares in open-market trades. The sales were tied to tax withholding obligations connected to the RSU vesting and executed under a Rule 10b5-1 trading plan.

How many indie Semiconductor (INDI) shares did the COO sell and at what price?

He sold a total of 18,750 Class A common shares at a weighted-average price of $2.5379 per share. Footnotes state the trades occurred in a price range between $2.42 and $2.63 per share in separate open-market transactions.

Were the INDI insider share sales part of a Rule 10b5-1 plan?

Yes. The filing states the sales were made under a Rule 10b5-1 trading plan adopted March 15, 2024 and modified May 26, 2025. The plan schedules automated open-market sales on predetermined dates through March 31, 2027.

Why did the indie Semiconductor (INDI) COO sell shares after RSU vesting?

According to the footnotes, the shares were sold to pay withholding taxes arising from the vesting of Restricted Stock Units. Such tax-related sales are typically mechanical, reflecting tax obligations rather than a discretionary change in long-term investment stance.

What are the COO’s remaining holdings in indie Semiconductor (INDI) after these trades?

Following the reported transactions, he directly holds 130,135 shares of Class A common stock. The derivative entry shows 50,000 Restricted Stock Units remaining outstanding, each representing a contingent right to receive one share of Class A common stock upon vesting.

How do the RSU terms work for INDI’s COO in this Form 4?

Each Restricted Stock Unit equals a right to receive one Class A common share. The time-based RSUs vest in four equal tranches of 25% on each of the first, second, third, and fourth anniversaries of the grant date, subject to continued service conditions.