As of November 6, 2026, Aptargroup, Inc. is a publicly traded company (NYSE: ATR); its largest reported holder is Vanguard, with 5.92% on Schedule 13G of April 28, 2026, then Vanguard (5.29%). The largest insider holding is Stephan B. Tanda, the chief executive and president, with 241,879 shares (0.38% of shares outstanding), per Form 4 of August 4, 2026 (Schedule 13G, April 28, 2026).
Is this your company?
About to sign with, pay or invest in Aptargroup, Inc.? See the free Snapshot first.
Free to see. No signup.
Is Aptargroup, Inc. a real, registered company?
- Aptargroup, Inc. files with the SEC under CIK 896622 (its SEC filings).
- Its shares are listed under the ticker ATR on NYSE (SEC company record).
- Incorporated in Delaware; business address in Crystal Lake, Illinois, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under APTARGROUP, INC. in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Aditya J. Gandhi, Chief Accounting Officer (Form 8-K filed 2026-09-10). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Morgan Stanley (filed 2026-08-12).
Who are Aptargroup, Inc.'s owners and officers?
Aptargroup, Inc.: incorporated in Delaware; business address in Crystal Lake, Illinois; industry Plastics Products, NEC (Form D, 2026-09-10).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-08-12 | Morgan Stanley | 5.1% |
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 5.29% |
| Schedule 13G, 2026-04-28 | Vanguard Portfolio Management | 5.92% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-11 | Morgan Stanley | 6.1% |
Questions about who owns Aptargroup, Inc.
Who owns Aptargroup, Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of Aptargroup, Inc.: Vanguard Portfolio Management (5.92%, Schedule 13G, filed 2026-04-28), Vanguard Capital Management (5.29%, Schedule 13G, filed 2026-04-29) and Morgan Stanley (5.1%, Schedule 13G/A, filed 2026-08-12).
Who are the largest shareholders of Aptargroup, Inc.?
By the share each holder's latest filing reports, the largest holders of Aptargroup, Inc. on this page are Vanguard Portfolio Management (5.92%), Vanguard Capital Management (5.29%) and Morgan Stanley (5.1%).
When did Vanguard Portfolio Management buy into Aptargroup, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Vanguard Portfolio Management on this page is the Schedule 13G, filed 2026-04-28, reporting 5.92%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 5 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Want the whole picture on Aptargroup, Inc.?
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
A Full Report on Aptargroup, Inc.: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on Aptargroup, Inc. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
14 cited sources found
Plus the sections for what you are deciding, which you pick after ordering.
A real finished report, first screen. Opens in a new tab.
| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-09-10 | Aditya J. Gandhi | Chief Accounting Officer | departed | 2026-09-11 |
| Form 8-K, 2026-09-10 | Aditya J. Gandhi | departed | ||
| Form 8-K, 2026-09-10 | Daniel Ackerman | Chief Accounting Officer | appointed | |
| Form 8-K, 2026-09-10 | Daniel Ackerman | Chief Financial Officer | appointed | |
| Form 8-K, 2026-09-01 | Gael Touya | Director | appointed | 2026-09-01 |
| Form 8-K, 2026-05-13 | Aditya J. Gandhi | Chief Accounting Officer | appointed | 2026-06-08 |
| Form 8-K, 2026-05-13 | Aditya J. Gandhi | Chief Financial Officer | appointed |
Which insiders own Aptargroup, Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 241,879 shares (0.38% of shares outstanding), 238,729 held directly and 3,150 indirectly (Form 4, 2026-08-04).
- , the interim chief accounting officer: 32,779 shares (0.05% of shares outstanding) (Form 3, 2026-09-11).
- , the chief executive and president: 31,739 shares (0.05% of shares outstanding) (Form 4, 2026-09-02).
- , the chief human resources officer: 26,313 shares (0.04% of shares outstanding) (Form 4, 2026-09-03).
- , the chief financial officer and executive vice president: 24,646 shares (0.04% of shares outstanding) (Form 4, 2026-03-20).
Shares outstanding: 63,388,980 as of 2026-10-26, from the company's latest SEC cover page.
How much has Aptargroup, Inc. raised?
No fundraising or offering filing from Aptargroup, Inc. is on file with us.
Keep reading
More on Aptargroup, Inc. and the records around it.
Aptargroup, Inc. elsewhere on the record
- Leadership changes Sep 2026
Companies that share a holder
- Morgan Stanley also filed stake reports on 182 other companies: MDA Space Ltd. (Nov 2026), RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (Oct 2026), Arbutus Biopharma Corp (Oct 2026)
- Vanguard Portfolio Management also filed stake reports on 941 other companies: Newmark Group Inc (Nov 2026), A10 Networks Inc (Oct 2026), ADT Inc (Oct 2026)
- Vanguard Capital Management also filed stake reports on 1495 other companies: A10 Networks Inc (Oct 2026), Altisource Portfolio Solutions SA (Oct 2026), Alto Neuroscience Inc (Oct 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
https://mentionfox.com/who-owns/aptargroup