Director adds Oaktree Specialty Lending (OCSL) shares in open-market buy

Rhea-AI Filing Summary

Oaktree Specialty Lending Corp director Phyllis R. Caldwell made an open-market share purchase. On this Form 4, she bought 2,500 shares of common stock at a price of $10.77 per share. Following this transaction, she directly owns 23,500 shares of Oaktree Specialty Lending common stock.

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).

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^*

CALDWELL PHYLLIS R

(Last) (First) (Middle)

C/O OAKTREE SPECIALTY LENDING CORP

333 SOUTH GRAND AVENUE, 28TH FLOOR

(Street)

LOS ANGELES CALIFORNIA 90071

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Oaktree Specialty Lending Corp [ OCSL ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

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, par value $0.01 per share	03/16/2026		P		2,500	A	$10.77	23,500	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/ Mary Gallegly, attorney-in-fact	03/18/2026
	** 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)

FAQ

What insider transaction did Oaktree Specialty Lending (OCSL) report for Phyllis R. Caldwell?

Oaktree Specialty Lending reported that director Phyllis R. Caldwell made an open-market purchase of common stock. She bought 2,500 shares of OCSL common stock, as disclosed in a Form 4 insider trading report filed for this transaction.

How many OCSL shares did Phyllis R. Caldwell buy and at what price?

Phyllis R. Caldwell purchased 2,500 OCSL common shares in an open-market transaction. The purchase price was $10.77 per share, according to the Form 4, which classifies the transaction under code P for a purchase in the open market.

What is Phyllis R. Caldwell’s Oaktree Specialty Lending (OCSL) shareholding after this trade?

After the reported transaction, Phyllis R. Caldwell directly owns 23,500 shares of OCSL common stock. This total reflects her holdings following the open-market purchase of 2,500 additional shares disclosed in the Form 4 filing.

Is the OCSL insider transaction by Phyllis R. Caldwell a purchase or a sale?

The OCSL insider transaction by Phyllis R. Caldwell is a purchase. The Form 4 lists transaction code P, described as an open-market or private purchase, and identifies the direction as a buy of common stock shares.

Does Phyllis R. Caldwell hold OCSL shares directly or indirectly after this transaction?

Phyllis R. Caldwell holds her OCSL shares directly after this transaction. The Form 4 indicates ownership type as direct, with 23,500 common shares shown as directly owned following the 2,500-share open-market purchase.