Aflac chair sells 15,590 shares under 10b5-1 plan

AFLAC INC officer Charles D. Lake II, Chairman & Rep.

Accepted by SEC EDGAR 03/13/2026 - 08:27 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

AFLAC INC officer Charles D. Lake II, Chairman & Rep. Director of ALIJ, reported an open-market sale of 15,590 shares of common stock at $109.93 per share on March 11, 2026. After the sale he held 62,237 shares directly and 1,327 shares indirectly through a 401(k) plan. The filing notes the sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 8, 2025.

Insider Trade Summary 10b5-1

Net Seller: 15,590 shares

Net Sell 1 txn

Insider LAKE CHARLES D II

Role Chairman & Rep. Director, ALIJ

Sold 15,590 shs ($1.71M)

Share of Position Sold 20.0%

Type	Security	Shares	Price	Value
Sale	Common Stock	15,590	$109.93	$1.71M
Holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 62,237 shares (Direct); Common Stock — 1,327 shares (Indirect, 401(K) Plan)

Holdings Before and After: Common Stock, 77,827 to 62,237 shares (Direct)

Other Insiders: 3 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

1. F1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person dated as of December 8, 2025.

FAQ

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

What did AFLAC (AFL) insider Charles D. Lake II report in this Form 4?

He reported an open-market sale of 15,590 AFLAC common shares at $109.93 each. The transaction occurred on March 11, 2026, and was disclosed as a routine insider trade under SEC Form 4 reporting rules.

How many AFLAC (AFL) shares does Charles D. Lake II hold after the reported sale?

Following the sale, he holds 62,237 AFLAC common shares directly and 1,327 shares indirectly via a 401(k) plan. These figures show his remaining equity stake reported in this filing after the March 11, 2026 transaction.

Was the AFLAC (AFL) insider sale by Charles D. Lake II under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected under a Rule 10b5-1 trading plan adopted on December 8, 2025. Such pre-arranged plans automate trades, reducing the significance of trade timing as a discretionary signal.

What role does Charles D. Lake II hold at AFLAC (AFL)?

He is identified as an officer of AFLAC with the title "Chairman & Rep. Director, ALIJ." This indicates a senior leadership position associated with AFLAC’s operations related to ALIJ as disclosed in the Form 4.

What type of transaction did AFLAC (AFL) report for Charles D. Lake II?

The transaction is classified as a non-derivative open-market sale of common stock, coded "S" on Form 4. It involved selling 15,590 shares at $109.93 per share, rather than exercising options or transferring derivative securities.

Does the AFLAC (AFL) Form 4 show any derivative securities for Charles D. Lake II?

No. The derivative section in this Form 4 is empty, indicating no reported options, warrants, or other derivative securities. The filing focuses solely on common stock holdings and the reported open-market sale.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

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^*

LAKE CHARLES D II

(Last) (First) (Middle)

C/O AFLAC INCORPORATED

1932 WYNNTON ROAD

(Street)

COLUMBUS GA 31999

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AFLAC INC [ AFL ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman & Rep. Director, ALIJ

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

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	03/11/2026		S		15,590(1)	D	$109.93	62,237	D
Common Stock								1,327	I	401(K) Plan

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. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person dated as of December 8, 2025.

Remarks:

	By: Brooke R. Phillips For: Charles Ditmars Lake II	03/13/2026
	** 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.