Artivion (AORT) accounting chief awarded shares, sells some to cover taxes

Rhea-AI Filing Summary

ARTIVION, INC. VP and Chief Accounting Officer Amy Horton reported both a stock award and a small share sale. She received 7,475 shares of common stock on March 2, 2026 as part of a performance stock unit grant made on February 28, 2025, with additional portions scheduled to vest in 2027 and 2028 if she remains employed on those dates. On March 3, 2026, 901 shares were sold at an average price of $37.7756 to cover tax withholding obligations arising from the vesting of performance stock units, and this "sell to cover" was described as non-discretionary. After the sale, she directly held 139,088 shares of common stock.

Insider Trade Summary

Net Seller: 901 shares ($34,036)

Net Sell 2 txns

Insider Horton Amy

Role VP, Chief Accounting Officer

Sold 901 shs ($34K)

Type	Security	Shares	Price	Value
Sale	Common Stock	901	$37.7756	$34K
Grant/Award	Common Stock	7,475	$0.00	--

Holdings After Transaction: Common Stock — 139,088 shares (Direct)

Footnotes (1)

1. Represents performance stock units granted on February 28, 2025. One third (1/3) were issued on March 2, 2026. The remaining shares earned in connection with the February 2025 grant will be eligible to vest and be issued as follows: one third (1/3) on February 28, 2027; and one third (1/3) on February 28, 2028, assuming employment on the relevant vesting date. These shares were sold upon the vesting of performance stock units to pay tax withholding obligations. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction.

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
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^*

Horton Amy

(Last) (First) (Middle)

ARTIVION, INC.

1655 ROBERTS BLVD, NW

(Street)

KENNESAW GA 30144

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ARTIVION, INC. [ AORT ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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	03/02/2026		A		7,475(1)	A	$0	139,989	D
Common Stock	03/03/2026		S		901(2)	D	$37.7756	139,088	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:

1. Represents performance stock units granted on February 28, 2025. One third (1/3) were issued on March 2, 2026. The remaining shares earned in connection with the February 2025 grant will be eligible to vest and be issued as follows: one third (1/3) on February 28, 2027; and one third (1/3) on February 28, 2028, assuming employment on the relevant vesting date.

2. These shares were sold upon the vesting of performance stock units to pay tax withholding obligations. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction.

Remarks:

	/s/ Amy Horton	03/04/2026
	** 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.

FAQ

What insider transactions did ARTIVION (AORT) executive Amy Horton report on this Form 4?

Amy Horton reported a stock award and a related tax sale. She was granted 7,475 shares of ARTIVION common stock, then sold 901 shares the next day to cover tax withholding obligations from the vesting performance stock units.

How many ARTIVION (AORT) shares did Amy Horton acquire and at what cost?

She acquired 7,475 ARTIVION common shares at a price of $0.0000 per share. These shares were issued on March 2, 2026, as part of performance stock units originally granted on February 28, 2025, subject to multi-year vesting conditions tied to continued employment.

How many ARTIVION (AORT) shares did Amy Horton sell and why?

She sold 901 ARTIVION common shares at an average price of $37.7756. According to the footnote, the sale was a non-discretionary “sell to cover” transaction executed solely to pay tax withholding obligations triggered by the vesting of performance stock units.

What is Amy Horton’s ARTIVION (AORT) share ownership after these transactions?

Following the reported grant and tax-related sale, Amy Horton directly owned 139,088 ARTIVION common shares. This figure reflects her holdings after the 901-share sale on March 3, 2026, as disclosed in the Form 4’s post-transaction ownership column.

How are Amy Horton’s ARTIVION (AORT) performance stock units scheduled to vest?

The performance stock units were granted on February 28, 2025. One third vested and was issued on March 2, 2026, with the remaining one third scheduled for February 28, 2027, and the final one third for February 28, 2028, assuming continued employment on each vesting date.

Was the ARTIVION (AORT) insider stock sale by Amy Horton discretionary?

The filing states the 901-share sale was not discretionary. It explains the shares were automatically sold upon vesting of performance stock units to fund tax withholding through a “sell to cover” transaction, rather than an independently chosen open-market sale for investment purposes.