[Form 4] 1ST SOURCE CORP Insider Trading Activity

Rhea-AI Filing Summary

1st Source Corporation Executive Vice President Kevin Carmichael Murphy received an award of 12,500 shares of common stock on September 23, 2025 at a price of $0 per share. The grant was made under the company’s 1982 Restricted Stock Award Plan and his employment agreement, and is subject to vesting and continued employment conditions.

After this award, Murphy directly beneficially owned 119,691 common shares, with additional indirect holdings of 9,327 shares through a 401(k) plan, 10,649 shares through his spouse, and 16,241 shares through a child.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Murphy Kevin Carmichael

Role Executive Vice President

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	12,500	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 119,691 shares (Direct); Common Stock — 9,327 shares (Indirect, By 401(k))

Footnotes (1)

1. 1982 Restricted Stock Award Plan (the "Plan") awards pursuant to Employment Agreement dated September 23, 2025 between 1st Source Corporation and Mr. Murphy. Awards are subject to vesting and continued employment requirements as provided in the Plan and Employment Agreement. Between January 1, 2025 and December 31, 2025, Mr. Murphy acquired 114 shares of 1st Source Corporation common stock under the 401(k) plan. The information in this report is based on a plan statement dated December 31, 2025.

Form 4 Insider Transactions: What Each Field Means →

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
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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^*

Murphy Kevin Carmichael

(Last) (First) (Middle)

PO BOX 1602

(Street)

SOUTH BEND IN 46634

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
1ST SOURCE CORP [ SRCE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/23/2025

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
Common Stock	09/23/2025		A(1)		12,500	A	$0	119,691	D
Common Stock								9,327(2)	I	By 401(k)
Common Stock								10,649	I	By Spouse
Common Stock								16,241	I	By Child

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. 1982 Restricted Stock Award Plan (the "Plan") awards pursuant to Employment Agreement dated September 23, 2025 between 1st Source Corporation and Mr. Murphy. Awards are subject to vesting and continued employment requirements as provided in the Plan and Employment Agreement.

2. Between January 1, 2025 and December 31, 2025, Mr. Murphy acquired 114 shares of 1st Source Corporation common stock under the 401(k) plan. The information in this report is based on a plan statement dated December 31, 2025.

Remarks:

	/s/ Brian S. Duba, Attorney-in-Fact	02/05/2026
	** 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.
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