Curbline CFO uses 2,472 shares for equity costs

Curbline Properties Corp. (CURB) reported that EVP, CFO & Treasurer Conor Fennerty disposed of shares in a non-market transaction related to equity compensation.

Rhea-AI Filing Summary

Curbline Properties Corp. (CURB) reported that EVP, CFO & Treasurer Conor Fennerty disposed of shares in a non-market transaction related to equity compensation. On September 15, 2026, 2,472 shares of common stock were delivered or withheld at $29.08 per share to pay an exercise price or tax liability. Following this transaction, Fennerty directly held 151,437 common shares. No Rule 10b5-1 trading plan is reported for this activity.

Insider Trade Summary

Exercise Price or Tax Liability: 2,472 shares

Exercise Price or Tax Liability 1 txn

Insider Fennerty Conor

Role EVP, CFO & Treasurer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2,472	$29.08	$72K

Holdings After Transaction: Common Stock — 151,437 shares (Direct)

Key Figures

Shares delivered/withheld: 2,472 shares Transaction price per share: $29.08 per share Shares held after transaction: 151,437 shares

3 metrics

Shares delivered/withheld 2,472 shares Common Stock used for exercise price or tax liability on September 15, 2026

Transaction price per share $29.08 per share Valuation applied to the 2,472-share code F transaction

Shares held after transaction 151,437 shares Directly owned common shares by Conor Fennerty following the transaction

Key Terms

Payment of exercise price or tax liability by delivering or withholding securities, exercise price, Rule 10b5-1

3 terms

Payment of exercise price or tax liability by delivering or withholding securities financial

"transaction is described as Payment of exercise price or tax liability by delivering"

exercise price financial

"Payment of exercise price or tax liability by delivering or withholding"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

Rule 10b5-1 regulatory

"Rule 10b5-1 trading plan checkbox is explicitly left unchecked"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

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

What insider transaction did CURB’s CFO report on this Form 4?

Conor Fennerty, EVP, CFO & Treasurer of CURB, reported a non-derivative code F transaction, where 2,472 common shares were delivered or withheld to pay an exercise price or tax liability related to equity compensation on September 15, 2026.

How many Curbline Properties (CURB) shares were involved in the CFO’s transaction?

The transaction involved 2,472 shares of Curbline Properties common stock. These shares were used as payment of an exercise price or tax liability, rather than being sold in an open-market transaction.

At what price were the CURB shares valued in the CFO’s Form 4 transaction?

The 2,472 CURB shares were valued at $29.08 per share in the reported transaction, which is identified as payment of an exercise price or tax liability by delivering or withholding securities.

How many CURB shares does the CFO hold after this reported transaction?

After the September 15, 2026 transaction, Conor Fennerty is reported to hold 151,437 shares of Curbline Properties common stock directly.

Was the CURB CFO’s Form 4 transaction under a Rule 10b5-1 trading plan?

No. The filing indicates the Rule 10b5-1 checkbox is not affirmed, so this disposition of 2,472 shares for exercise price or tax liability was not reported as being under a Rule 10b5-1 trading plan.

Did the CURB CFO buy or sell shares in the open market in this Form 4?

No. The transaction is coded F, meaning shares were delivered or withheld to pay an exercise price or tax liability. The filing does not report any open-market purchase (P) or sale (S) by the CFO.

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

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Available on EDGAR 09/15/2026 - 04:10 PM Accepted by SEC EDGAR 09/15/2026 - 04:10 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).

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^*

Fennerty Conor

(Last) (First) (Middle)

320 PARK AVENUE

(Street)

NEW YORK NEW YORK 10022

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Curbline Properties Corp. [ CURB ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, CFO & Treasurer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/15/2026

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
Common Stock	09/15/2026		F		2,472	D	$29.08	151,437	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:

	/s/ Jennifer Daubenspeck, Attorney-In-Fact	09/15/2026
	** 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)