ATR (ATR) CEO Tanda reports 987-share tax-withholding disposition in Form 4

Rhea-AI Filing Summary

APTARGROUP President and CEO Stephan B. Tanda reported a tax-related share disposition. On February 23, 2026, 987 shares of common stock were withheld at $145.72 per share to cover tax liability, leaving him with 203,999 directly owned shares and 3,127 shares held indirectly through a 401(k) trust.

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

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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^*

Tanda Stephan B.

(Last) (First) (Middle)

265 EXCHANGE DRIVE

SUITE 301

(Street)

CRYSTAL LAKE IL 60014

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
APTARGROUP, INC. [ ATR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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								3,127	I	By 401(k) trust
Common Stock	02/23/2026		F		987	D	$145.72	203,999	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:

	Stephan Tanda by Irene Hudson as attorney-in-fact	02/24/2026
	** 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 transaction did ATR CEO Stephan Tanda report?

Stephan B. Tanda reported a tax-withholding disposition of APTARGROUP common stock. On February 23, 2026, 987 shares were used to satisfy tax obligations, rather than representing an open-market sale, according to the disclosed transaction details.

How many ATR shares were involved in Stephan Tanda’s latest transaction?

The transaction involved 987 shares of APTARGROUP common stock. These shares were disposed of at $145.72 per share to cover tax liabilities associated with equity compensation, rather than a discretionary buy or sell in the open market.

How many APTARGROUP shares does Stephan Tanda hold after this Form 4?

After the reported transaction, Stephan B. Tanda directly owns 203,999 shares of APTARGROUP common stock. He also has an additional 3,127 shares held indirectly through a 401(k) trust, as disclosed in the ownership information.

Was Stephan Tanda’s ATR transaction an open-market sale or purchase?

The transaction was classified as a tax-withholding disposition, not an open-market sale or purchase. Shares were delivered to satisfy tax liability related to equity awards, and no open-market buy or sell activity was reported in this filing.

What does a tax-withholding disposition mean for ATR shareholders?

A tax-withholding disposition means shares are surrendered to cover taxes on equity compensation. It is typically an administrative event, indicating tax settlement rather than a strategic decision to buy or sell APTARGROUP shares in the market.