Artivion CEO sells shares to cover tax withholding

Artivion, Inc. President and CEO James P. Mackin reported an open-market sale of 14,911 shares of common stock at an average price of $38.0249 per share.

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Rhea-AI Filing Summary

Artivion, Inc. President and CEO James P. Mackin reported an open-market sale of 14,911 shares of common stock at an average price of $38.0249 per share. According to the footnote, the shares were sold solely to cover tax withholding obligations upon the vesting of restricted stock units and did not represent a discretionary transaction. After this sale, Mackin beneficially owned 848,214 shares of Artivion common stock directly.

Insider Trade Summary

Net Seller: 14,911 shares

Net Sell 1 txn

Insider Mackin James P

Role President & CEO

Sold 14,911 shs ($567K)

Type	Security	Shares	Price	Value
Sale	Common Stock	14,911	$38.0249	$567K

Holdings After Transaction: Common Stock — 848,214 shares (Direct)

Footnotes (1)

F1. These shares were sold upon the vesting of restricted 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.

FAQ

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

What insider transaction did Artivion (AORT) report for James P. Mackin?

Artivion reported that CEO James P. Mackin sold 14,911 shares of common stock. The sale was executed in the open market at an average price of $38.0249 per share, linked to restricted stock unit vesting.

Why did Artivion CEO James P. Mackin sell 14,911 AORT shares?

The 14,911 shares were sold to cover tax withholding obligations from vesting restricted stock units. The filing states this was a “sell to cover” transaction and explicitly notes it did not represent a discretionary trade by the CEO.

At what price were the Artivion (AORT) shares sold by the CEO?

The reported sale of Artivion common stock by CEO James P. Mackin occurred at an average price of $38.0249 per share. This price reflects the execution level for the 14,911 shares sold to satisfy tax withholding requirements.

How many Artivion (AORT) shares does the CEO hold after this Form 4?

Following the reported transaction, CEO James P. Mackin beneficially owned 848,214 shares of Artivion common stock directly. This post-transaction figure reflects his remaining stake after selling 14,911 shares to cover tax withholding.

Was the Artivion CEO’s March 2026 stock sale a discretionary trade?

The sale was not characterized as discretionary. The footnote explains that the 14,911 shares were sold in a “sell to cover” transaction specifically to fund tax withholding obligations triggered by restricted stock unit vesting.

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Accepted by SEC EDGAR 03/03/2026 - 03:02 PM EST

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^*

Mackin James P

(Last)

(First)

(Middle)

ARTIVION, INC.

1655 ROBERTS BLVD, NW

(Street)

KENNESAW

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)
	President & CEO

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/02/2026		S		14,911⁽¹⁾	D	$38.0249	848,214	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. These shares were sold upon the vesting of restricted 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/ James P. Mackin	03/03/2026
	** 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.

Source: View Original Filing on SEC EDGAR