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AptarGroup (NYSE: ATR) CEO exercises 9,838 options and sells common shares

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

AptarGroup, Inc. President and CEO Stephan B. Tanda exercised stock options covering 9,838 shares at an exercise price of $74.79 per share and on August 3, 2026 sold 9,838 common shares at a weighted average $136.1647 (range $136.00–$136.52). He continues to hold 3,150 shares indirectly through a 401(k) trust.

Positive

  • None.

Negative

  • None.
Insider Tanda Stephan B.
Role President and CEO
Sold 9,838 shs ($1.34M)
Approx. gross sale proceeds $1.34M
Approx. exercise cost $736K
Approx. pre-tax spread $604K
Type Security Shares Price Value
Exercise Stock Option 9,838 $0.00 $0.00
Exercise Common Stock 9,838 $74.79 $736K
Sale Common Stock F1 9,838 $136.1647 $1.34M
holding Common Stock -- -- --
Holdings After Transaction: Stock Option — 0 shares (Direct); Common Stock — 238,729 shares (Direct); Common Stock — 3,150 shares (Indirect, By 401(k) trust)
Footnotes (1)
  1. F1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $136.0000 to $136.5200 inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth.
Options exercised 9,838 shares Stock options converted into common stock on August 3, 2026
Exercise price $74.79 per share Exercise price of stock options exercised for 9,838 shares
Shares sold 9,838 shares Common shares sold on August 3, 2026 following the option exercise
Weighted average sale price $136.1647 per share Weighted average price for shares sold, with trades between $136.0000 and $136.5200
Indirect 401(k) holdings 3,150 shares Common shares held indirectly by 401(k) trust after reported transactions
Option expiration date February 10, 2027 Expiration date of stock options exercised into 9,838 common shares
Stock Option financial
"Security title reported for derivative transaction: Stock Option"
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
derivative security financial
"Transaction code description states Exercise or conversion of derivative security."
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
401(k) trust financial
"Indirect ownership nature is described as By 401(k) trust."

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

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FAQ

What insider transaction did AptarGroup (ATR) CEO Stephan B. Tanda report?

AptarGroup CEO Stephan B. Tanda reported exercising stock options and selling the resulting shares. He exercised 9,838 options at $74.79 per share, then sold 9,838 common shares at a weighted average price of $136.1647 on August 3, 2026.

How many AptarGroup (ATR) shares did the CEO sell, and at what price?

He sold 9,838 AptarGroup common shares in multiple transactions. The filing reports a weighted average sale price of $136.1647 per share, with individual trade prices ranging from $136.0000 to $136.5200, as detailed in the footnote.

What stock options did the AptarGroup (ATR) CEO exercise in this Form 4?

Stephan B. Tanda exercised stock options for 9,838 shares of AptarGroup common stock. These options carried an exercise price of $74.79 per share and an expiration date of February 10, 2027, after which they would no longer be exercisable.

Does the AptarGroup (ATR) CEO still hold shares after this reported sale?

Yes. After the reported transactions, Stephan B. Tanda continues to hold 3,150 AptarGroup common shares indirectly. The filing describes these remaining shares as held “By 401(k) trust”, indicating ownership through a retirement plan account rather than directly.

Were the AptarGroup (ATR) CEO’s transactions under a Rule 10b5-1 trading plan?

The Form 4’s Rule 10b5-1 checkbox is not marked as affirmatively adopted. This indicates the reported option exercise and share sale are not identified in the filing as being executed pursuant to a pre-arranged Rule 10b5-1 trading plan.

Why does AptarGroup (ATR) disclose a weighted average sale price for the CEO’s trades?

The filing states the reported $136.1647 is a weighted average price across multiple trades. Individual sales occurred between $136.0000 and $136.5200, and the CEO undertakes to provide full trade-by-trade price details upon request to regulators or shareholders.
SEC Form 4
FORM 4UNITED 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*
Tanda Stephan B.

(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)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
President and CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/03/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock3,150IBy 401(k) trust
Common Stock08/03/2026M9,838A$74.79248,567D
Common Stock08/03/2026S9,838D$136.1647(1)238,729D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option$74.7908/03/2026M9,83802/10/201802/10/2027Common Stock9,838$00D
Explanation of Responses:
1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $136.0000 to $136.5200 inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth.
Stephan Tanda by Irene Hudson as attorney-in-fact08/04/2026
** Signature of Reporting PersonDate
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)