AptarGroup, Inc. (ATR) Ownership
ATR ownership summary
as of October 18, 2026- Institutions
- 98.2% of shares outstanding
- Insiders
- 0.86% of shares outstanding
- Shares outstanding
- 63.6M
- Float
- 63.0M shares available to trade
- Short interest
- 3.73% 2.1M shares short
- Days to cover
- 4.70 short interest up 25.3% vs prior month
- Institutions 98.17%
- Insiders 0.86%
- Other investors 0.97%
ATR top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 9.65% | 6.1M | $764.2M | +54,376 (+0.9%) | June 30, 2026 |
| 2 | State Farm Mutual Automobile Ins Co | 7.46% | 4.7M | $590.7M | — | June 30, 2026 |
| 3 | Vanguard Portfolio Management, LLC | 5.72% | 3.6M | $453.1M | −129,048 (−3.4%) | June 30, 2026 |
| 4 | Morgan Stanley - Brokerage Accounts | 5.54% | 3.5M | $438.8M | +148,112 (+4.4%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 4.55% | 2.9M | $360.3M | +8,454 (+0.3%) | June 30, 2026 |
| 6 | State Street Corp | 4.50% | 2.9M | $356.5M | +78,851 (+2.8%) | June 30, 2026 |
| 7 | Victory Capital Management Inc. | 4.02% | 2.6M | $318.1M | +135,677 (+5.6%) | June 30, 2026 |
| 8 | Geode Capital Management, LLC | 2.75% | 1.7M | $217.6M | +53,740 (+3.2%) | June 30, 2026 |
| 9 | Dimensional Fund Advisors, Inc. | 2.74% | 1.7M | $216.8M | +236,821 (+15.7%) | June 30, 2026 |
| 10 | Neuberger Berman Group LLC | 2.44% | 1.5M | $192.8M | +374,287 (+31.9%) | June 30, 2026 |
| 11 | Fiduciary Management, Inc. of Milwaukee | 2.24% | 1.4M | $177.3M | +171,433 (+13.7%) | June 30, 2026 |
| 12 | River Road Asset Management, LLC | 2.12% | 1.4M | $168.2M | +173,697 (+14.8%) | June 30, 2026 |
| 13 | BTIM Corp | 2.05% | 1.3M | $162.3M | −45,763 (−3.4%) | June 30, 2026 |
| 14 | FMR Inc | 1.69% | 1.1M | $133.7M | +45,659 (+4.4%) | June 30, 2026 |
| 15 | Northern Trust Corp | 1.68% | 1.1M | $133.3M | +2,867 (+0.3%) | June 30, 2026 |
| 16 | London Company of Virginia | 1.25% | 793K | $98.7M | −35,747 (−4.3%) | June 30, 2026 |
| 17 | Quantinno Capital Management LP | 1.16% | 736K | $91.7M | +387,422 (+111.0%) | June 30, 2026 |
| 18 | AQR Capital Management LLC | 1.07% | 680K | $84.7M | −549,071 (−44.7%) | June 30, 2026 |
| 19 | Atlas FRM LLC | 1.05% | 670K | $83.4M | +320,000 (+91.4%) | June 30, 2026 |
| 20 | NORGES BANK | 1.02% | 650K | $80.9M | −97,333 (−13.0%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 14 holders added 2.2M shares and 5 cut 857K.
ATR top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | iShares Core S&P Mid-Cap ETF | 3.56% | 2.3M | $282.0M | −804 (−0.0%) | September 30, 2026 |
| 2 | Vanguard MStar Total Stk Mkt Idx Invest | 3.19% | 2.0M | $252.8M | −2,342 (−0.1%) | August 31, 2026 |
| 3 | Victory Sycamore Established Value R | 2.92% | 1.9M | $231.3M | +113,000 (+6.5%) | June 30, 2026 |
| 4 | Eaton Vance Atlanta Capital SMID-Cap I | 2.54% | 1.6M | $201.3M | −47,000 (−2.8%) | August 31, 2026 |
| 5 | Vanguard Small Cap Index | 2.31% | 1.5M | $182.8M | +981 (+0.1%) | August 31, 2026 |
| 6 | Vanguard MStar Small Cap Value Index | 1.47% | 933K | $116.1M | +710 (+0.1%) | August 31, 2026 |
| 7 | Neuberger Genesis Inv | 1.36% | 862K | $107.3M | +214,481 (+33.1%) | June 30, 2026 |
| 8 | Touchstone Mid Cap Y | 1.13% | 716K | $89.2M | −44,141 (−5.8%) | June 30, 2026 |
| 9 | FMI Common Stock Investor | 1.09% | 695K | $86.5M | +95,000 (+15.8%) | June 30, 2026 |
| 10 | State Street® SPDR® S&P® Dividend ETF | 0.89% | 564K | $70.2M | — | September 30, 2026 |
| 11 | Fidelity VIP Mid Cap Initial | 0.87% | 551K | $68.6M | — | August 31, 2026 |
| 12 | State Street® SPDR® S&P MIDCAP 400® ETF | 0.73% | 467K | $58.1M | −5,260 (−1.1%) | August 31, 2026 |
| 13 | State Farm Growth | 0.62% | 392K | $48.8M | — | June 30, 2026 |
| 14 | Vanguard Dividend Appreciation ETF | 0.57% | 361K | $45.0M | +158 (+0.0%) | August 31, 2026 |
| 15 | Strategic Advisers U.S. Total Stock | 0.56% | 356K | $44.3M | −200 (−0.1%) | August 31, 2026 |
| 16 | State Street SPDR Port S&P 400 Md CpETF | 0.53% | 336K | $41.9M | −472 (−0.1%) | September 30, 2026 |
| 17 | iShares S&P Mid-Cap 400 Value ETF | 0.52% | 329K | $40.9M | — | September 30, 2026 |
| 18 | Fidelity Extended Market Index | 0.49% | 310K | $38.6M | −4,036 (−1.3%) | August 31, 2026 |
| 19 | American Century Equity Income Inv | 0.47% | 298K | $37.2M | +298,393 (0.0%) | June 30, 2026 |
| 20 | Dimensional US Targeted Value ETF | 0.45% | 287K | $35.8M | +141 (+0.0%) | September 30, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
ATR insider transactions
latest 17| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-18 | Gael Touya | Sell | $141.35 | 3,500 | $494,725 |
| 2025-12-12 | Daniel Ackerman | Sell | $121.23 | 15,000 | $1.8M |
| 2025-11-19 | Michael T. McCaul | Buy | $118.03 | — | — |
| 2025-09-22 | Michael T. McCaul | Buy | $132.76 | — | — |
| 2025-09-11 | Gael Touya | Sell | $136.12 | 2,500 | $340,300 |
| 2025-09-11 | Michael T. McCaul | Buy | $137.07 | — | — |
| 2025-09-05 | Shiela Vinczeller | Sell | $137.97 | 1,167 | $161,011 |
| 2025-08-21 | Michael T. McCaul | Sell | $140.57 | — | — |
| 2025-08-07 | Michael T. McCaul | Buy | $140.52 | — | — |
| 2025-06-24 | Lisa C. McClain | Buy | $153.97 | — | — |
| 2025-06-10 | Kimberly Chainey | Sell | $152.79 | 1,671 | $255,312 |
| 2025-06-06 | Gael Touya | Sell | $152.62 | 3,300 | $503,646 |
| 2025-05-22 | Xiangwei Gong | Sell | $156.49 | 7,000 | $1.1M |
| 2025-05-16 | Hedi Tlili | Sell | $155.96 | 3,614 | $563,639 |
| 2025-05-07 | Shiela Vinczeller | Sell | $152.42 | 995 | $151,658 |
| 2025-05-07 | Stephan B Tanda | Sell | $151.24 | 17,771 | $2.7M |
| 2025-05-05 | Stephan B Tanda | Sell | $152.39 | 11,329 | $1.7M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
ATR shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns ATR
Institutional investors own 98.2% of AptarGroup's shares and insiders 0.86%. The largest holder is BlackRock Inc with 9.65% of the shares (6.1M), as of June 30, 2026. Among the top 20 institutions, 14 added shares and 5 reduced their stake in the latest filings. Short interest is 3.73% of the float, or 4.70 days of average trading volume.
Related: ATR analyst forecast, ATR key metrics, ATR dividend history. See the ATR stock overview for the latest quote and news.
ATR ownership FAQ
Who owns the most AptarGroup stock?
The largest shareholders of AptarGroup are BlackRock Inc (9.65%), State Farm Mutual Automobile Ins Co (7.46%), Vanguard Portfolio Management, LLC (5.72%), Morgan Stanley - Brokerage Accounts (5.54%), Vanguard Capital Management, LLC (4.55%).
What percentage of AptarGroup is owned by institutions?
Institutions hold 98.2% of AptarGroup's shares outstanding; insiders hold 0.86%.
Which funds own AptarGroup?
The largest fund holders of AptarGroup are iShares Core S&P Mid-Cap ETF (3.56%), Vanguard MStar Total Stk Mkt Idx Invest (3.19%), Victory Sycamore Established Value R (2.92%), Eaton Vance Atlanta Capital SMID-Cap I (2.54%), Vanguard Small Cap Index (2.31%).
What is AptarGroup's short interest?
2.1M shares of AptarGroup were sold short, 3.73% of the float; at the average daily volume it would take 4.70 days to cover.
Are insiders buying or selling AptarGroup?
Of the latest 17 reported insider transactions in AptarGroup (since May 5, 2025), 5 were purchases and 12 were sales.
How many shares of AptarGroup are outstanding?
AptarGroup has 63.6M shares outstanding, of which 63.0M are in the public float.