What is Shiela Vinczeller’s AptarGroup (ATR) share ownership after these transactions?

Following the reported grant and tax-withholding disposition, Shiela Vinczeller directly owned 32,783 shares of AptarGroup common stock. This figure reflects her post-transaction position as disclosed in the Form 4 and provides context for the scale of the reported activity.

AptarGroup (ATR) CHRO gets 6,032-share award, 2,150 shares withheld

Filing Impact

(Moderate)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

APTARGROUP, INC. Chief Human Resources Officer Shiela Vinczeller reported routine equity compensation activity. She received a grant of 6,032 shares of common stock as a stock award. On the same date, 2,150 shares were disposed of as a tax-withholding disposition at $119.02 per share, covering tax obligations rather than representing an open-market sale. After these transactions, she directly owned 32,783 shares of AptarGroup common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Vinczeller Shiela

Role Chief Human Resources Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	6,032	$0.00	--
Tax Withholding	Common Stock	2,150	$119.02	$256K

Holdings After Transaction: Common Stock — 32,783 shares (Direct, null)

Footnotes (1)

Key Figures

Stock award: 6,032 shares Tax-withholding shares: 2,150 shares Tax price: $119.02 per share +1 more

4 metrics

Stock award 6,032 shares Grant of common stock as compensation on May 1, 2026

Tax-withholding shares 2,150 shares Shares disposed of to cover tax at $119.02 per share

Tax price $119.02 per share Price applied to 2,150-share tax-withholding disposition

Post-transaction holdings 32,783 shares Direct AptarGroup common stock held after reported transactions

Key Terms

tax-withholding disposition, grant/award acquisition, Form 4, Common Stock

4 terms

tax-withholding disposition financial

"2,150 shares were disposed of as a tax-withholding disposition at $119.02 per share"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

grant/award acquisition financial

"She received a grant of 6,032 shares of common stock as a stock award"

Form 4 regulatory

"Following the reported grant and tax-withholding disposition, Shiela Vinczeller directly owned 32,783 shares as disclosed in the Form 4"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Common Stock financial

"She received a grant of 6,032 shares of common stock as a stock award"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

05/04/2026 - 07:57 PM

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^*

Vinczeller Shiela

(Last)

(First)

(Middle)

265 EXCHANGE DRIVE

SUITE 301

(Street)

CRYSTAL LAKE

ILLINOIS

60014

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	05/01/2026		A		6,032	A	$0	32,783	D
Common Stock	05/01/2026		F		2,150	D	$119.02	30,633	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:

	Shiela Vinczeller by Irene Hudson as attorney-in-fact	05/04/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did AptarGroup (ATR) disclose about Shiela Vinczeller’s recent stock transactions?

AptarGroup reported that Chief Human Resources Officer Shiela Vinczeller received a grant of 6,032 common shares and had 2,150 shares withheld to cover taxes. After these transactions, she directly owned 32,783 AptarGroup common shares, reflecting routine compensation-related activity.

Was Shiela Vinczeller’s AptarGroup (ATR) Form 4 filing an open-market stock sale?

The filing shows no open-market sale. Instead, 2,150 shares were disposed of as a tax-withholding transaction at $119.02 per share, tied to equity compensation. This type of disposition covers tax liabilities and does not reflect a discretionary market sale decision.

How many AptarGroup (ATR) shares did Shiela Vinczeller receive as an award?

She received a grant of 6,032 shares of AptarGroup common stock at a reported price of $0.00 per share, indicating a compensation award rather than a purchase. This award increased her direct holdings before the tax-withholding adjustment reported in the same Form 4.

How many AptarGroup (ATR) shares were withheld for taxes in this Form 4?

A total of 2,150 AptarGroup common shares were used in a tax-withholding disposition at $119.02 per share. This transaction settled tax obligations associated with the equity award, a common feature of stock-based compensation programs for senior executives.