[Form 4] FIRST KEYSTONE CORP Insider Trading Activity

Rhea-AI Filing Summary

Michael L. Jezewski, a director of First Keystone Corp (FKYS), reported an insider purchase on 09/12/2025. He acquired 104 shares at $17.27 per share, increasing his direct beneficial ownership to 44,070.817 shares. He also holds 315.044 shares indirectly as custodian for his son. No derivative transactions are reported on this Form 4.

Positive

• Director purchase disclosed: 104 shares bought at $17.27, signaling insider acquisition
• Increased direct ownership: direct beneficial holdings reported at 44,070.817 shares
• Clear disclosure of indirect holdings: 315.044 shares held as custodian for son

Negative

• None.

Insights

Financial Analyst

TL;DR: A director made a small open-market purchase of FKYS shares, modestly increasing direct holdings.

The Form 4 shows a purchase (code P) of 104 shares at $17.27, raising Michael Jezewski's direct holdings to 44,070.817 shares. For a public equity analyst, insider purchases are a signal worth noting but the absolute size (104 shares) is small relative to total holdings; therefore the transaction is informational rather than material to valuation.

Corporate Governance Expert

TL;DR: Director filed timely disclosure of a purchase and reported related indirect holdings as custodian for a family member.

The filing properly identifies the reporting person as a director and discloses an indirect holding of 315.044 shares held as custodian for his son. Record shows no amendments or derivative activity. From a governance perspective, the disclosure appears complete and routine.

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^*

Jezewski Michael L

(Last) (First) (Middle)

662 E. MAIN STREET

(Street)

NANTICOKE PA 18634

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FIRST KEYSTONE CORP [ FKYS ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/12/2025

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
First Keystone Corporation common stock	09/12/2025		P		104	A	$17.27	44,070.817	D
First Keystone Corporation common stock								315.044	I	As custodian for son

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:

	Michael L. Jezewski	09/16/2025
	** 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.

FAQ

What insider activity did FKYS director Michael Jezewski report?

He reported a purchase of 104 shares at $17.27 on 09/12/2025, increasing direct holdings to 44,070.817 shares.

How many FKYS shares does Michael Jezewski hold indirectly?

The Form 4 discloses 315.044 shares held indirectly as custodian for his son.

Were any derivative transactions reported on this FKYS Form 4?

No derivative securities (options, warrants, puts or calls) are reported on this Form 4.

What is the transaction code and what does it indicate for the FKYS filing?

The transaction code is P, which on the form indicates a purchase of the issuer's common stock.

Is the reporting person a company insider for FKYS?

Yes. The form lists Michael L. Jezewski as a Director of First Keystone Corp (FKYS).