CarGurus CTO sells 3,824 shares in planned trade

CarGurus, Inc. Chief Technology Officer Matthew Todd Quinn reported an open-market sale of Class A Common Stock.

Rhea-AI Filing Summary

CarGurus, Inc. Chief Technology Officer Matthew Todd Quinn reported an open-market sale of Class A Common Stock. On July 2, 2026, he sold 3,824 shares at an average price of $35.03 per share under a pre-arranged Rule 10b5-1 trading plan.

After this transaction, Quinn directly holds 233,146 shares of CarGurus Class A Common Stock. The filing indicates this was a planned disposition rather than a discretionary trade, which frames the sale as part of ongoing portfolio management.

Insights

Equity compensation and insider-trading analyst

CTO’s small 10b5-1 sale looks routine relative to holdings.

The CarGurus Chief Technology Officer sold 3,824 Class A shares at about $35.03 each in an open-market transaction on July 2, 2026. This was executed under a pre-arranged Rule 10b5-1 trading plan, signaling scheduled diversification rather than opportunistic trading.

Post-transaction, he still holds 233,146 shares, so the sale represents a small fraction of his disclosed stake. With no derivative positions shown in this filing and only one net-sell transaction, the activity appears routine, and its standalone impact on the broader investment thesis is limited.

Insider Trade Summary 10b5-1

Net Seller: 3,824 shares

Net Sell 1 txn

Insider Quinn Matthew Todd

Role Chief Technology Officer

Sold 3,824 shs ($134K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	3,824	$35.03	$134K

Holdings After Transaction: Class A Common Stock — 233,146 shares (Direct)

Footnotes (1)

1. F1. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

Key Figures

Shares sold: 3,824 shares Sale price per share: $35.03 per share Shares held after sale: 233,146 shares +2 more

5 metrics

Shares sold 3,824 shares Class A Common Stock sold on July 2, 2026

Sale price per share $35.03 per share Average price for the 3,824 shares sold

Shares held after sale 233,146 shares Direct holdings following the reported transaction

Net buy/sell shares -3,824 shares Net-sell direction for this Form 4

Sell transactions count 1 transaction Single open-market sale reported

Key Terms

Rule 10b5-1 trading plan, open-market sale, Class A Common Stock, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"This sale was 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.

open-market sale financial

"transaction_action: open-market sale"

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.

Class A Common Stock financial

"security_title: Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did CarGurus (CARG) report for Matthew Todd Quinn?

CarGurus reported that CTO Matthew Todd Quinn sold 3,824 shares of Class A Common Stock. The open-market sale occurred at an average price of $35.03 per share, reflecting a planned disposition rather than a large ownership change.

How many CarGurus (CARG) shares did the CTO sell and at what price?

The Chief Technology Officer sold 3,824 shares of CarGurus Class A Common Stock at an average price of $35.03 per share. This was a single reported transaction categorized as an open-market sale in the Form 4 filing.

How many CarGurus (CARG) shares does the CTO hold after the sale?

Following the transaction, the CarGurus Chief Technology Officer directly holds 233,146 shares of Class A Common Stock. This indicates that the 3,824 shares sold on July 2, 2026 represent a relatively small portion of his overall disclosed stake.

Was the CarGurus (CARG) CTO’s share sale made under a Rule 10b5-1 plan?

Yes. A footnote explains that the 3,824-share sale was effected pursuant to a Rule 10b5-1 trading plan. Such plans are pre-arranged programs that schedule trades in advance, helping separate routine portfolio management from discretionary market timing.

What type of security did the CarGurus (CARG) CTO sell in this Form 4?

The filing shows a sale of CarGurus Class A Common Stock. It involved 3,824 non-derivative shares in an open-market transaction, with no associated option exercises or derivative conversions reported in this particular Form 4 submission.

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

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Accepted by SEC EDGAR 07/06/2026 - 04:23 PM Learn about SEC filing dates

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).

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^*

Quinn Matthew Todd

(Last) (First) (Middle)

1001 BOYLSTON STREET

16TH FLOOR

(Street)

BOSTON MASSACHUSETTS 02115

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CarGurus, Inc. [ CARG ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	07/02/2026		S(1)		3,824	D	$35.03	233,146	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. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

	/s/ Suzanne Murray, as attorney-in-fact	07/06/2026
	** 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.
* Form 4: SEC 1474 (03-26)