AptarGroup Inc (ATR)
Who owns AptarGroup Inc (ATR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.6% of the shares are freely tradable; institutional investors hold 96.9%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.53 | 6,083,518 | +0.6 | 03/31/2026 |
| State Farm Mutual Automobile Ins Co | 7.43 | 4,744,564 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.90 | 3,767,772 | +0.0 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 5.29 | 3,375,796 | -16.6 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.52 | 2,885,297 | +0.0 | 03/31/2026 |
| State Street Corp | 4.36 | 2,784,539 | -0.3 | 03/31/2026 |
| Victory Capital Management Inc. | 3.79 | 2,418,884 | +5.6 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.43 | 2,191,932 | +0.0 | 07/30/2026 |
| Vanguard Morn Total Stk Mkt Idx Investor | 3.18 | 2,026,475 | -1.1 | 06/30/2026 |
| Victory Sycamore Established Value R | 2.91 | 1,858,000 | +6.5 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 16. Jul 2026 | Fotiades George L | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Kampouri Monnas Giovanna | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Marey-Semper Isabel | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Matthews Candace S. | Director | Other | 226 | 0.00 | – |
| 16. Jul 2026 | Wunderlich Ralf K. | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Owens B Craig | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Glickman Sarah JS | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Xing Julie | Director | Other | 151 | 0.00 | – |
| 16. Jul 2026 | Trerotola Matthew L. | Director | Other | 151 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.