AptarGroup, Inc.
AptarGroup, Inc. (ATR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ATR · as of Mar 31, 2025
Ownership Breakdown
504
Institutional Holders
▼ 2 vs Q4
$9.18B
Total Inst. Value
▼ $399.09M vs Q4
63.82M
Shares Outstanding
freeFloat 99.02%
61.84M
13F Shares Held
▲ 853,912 vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ATR largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC plastics products, nec | 7.16M | 10.81% | 10.81% | $1.06T | May 9, 2025 | ▼ 45.0K |
BLACKROCK, INC. plastics products, nec | 6.18M | 9.33% | 9.33% | $917.52B | May 2, 2025 | ▼ 37.0K |
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO plastics products, nec | 4.74M | 7.16% | 7.16% | $704.00B | May 13, 2025 | — held |
MORGAN STANLEY plastics products, nec | 4.39M | 6.63% | 6.63% | $651.82B | May 15, 2025 | ▼ 345.0K |
STATE STREET CORP plastics products, nec | 2.83M | 4.26% | 4.26% | $419.20B | May 15, 2025 | ▼ 119.0K |
FMR LLC plastics products, nec | 2.32M | 3.50% | 3.50% | $343.76B | May 12, 2025 | ▼ 164.8K |
VICTORY CAPITAL MANAGEMENT INC plastics products, nec | 2.22M | 3.35% | 3.35% | $329.28B | May 2, 2025 | ▲ 247.5K |
GEODE CAPITAL MANAGEMENT, LLC plastics products, nec | 1.69M | 2.55% | 2.55% | $258.30B | May 13, 2025 | ▲ 131.2K |
NEUBERGER BERMAN GROUP LLC plastics products, nec | 1.25M | 1.88% | 1.88% | $185.14B | May 13, 2025 | ▼ 25.7K |
MAWER INVESTMENT MANAGEMENT LTD. plastics products, nec | 1.20M | 1.82% | 1.82% | $178.58B | May 7, 2025 | ▼ 5.2K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
26
Increased
+1.58M shares1
New Positions
first time holders21
Decreased
−1.36M shares0
Sold Out
fully exitedNet shares change (top 50)
+220.4K
+1.58M / −1.36M
Net new holders
+6
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ATR insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
18
Buy transactions
14
Sell transactions
1.29
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Vinczeller Shiela Chief Human Resources Officer | Jun 4, 2026 | Sale | 2,957 | $112.36 | $332.2K | 27.7K | Form 4 ↗ |
Vinczeller Shiela Chief Human Resources Officer | Jun 4, 2026 | Sale | 385 | $113.52 | $43.7K | 27.3K | Form 4 ↗ |
Vinczeller Shiela Chief Human Resources Officer | Jun 4, 2026 | Sale | 213 | $114.53 | $24.4K | 27.1K | Form 4 ↗ |
Gong Xiangwei President, Asia | May 26, 2026 | Sale | 4,200 | $116.13 | $487.8K | 10.8K | Form 4 ↗ |
Tlili Hedi Segment President | May 21, 2026 | Tax Withhold | 688 | $116.50 | $80.2K | 24.2K | Form 4 ↗ |
Hudson Irene Elizabeth EVP and Chief Legal Officer | May 7, 2026 | Sale | 422 | $123.38 | $52.1K | 1.5K | Form 4 ↗ |
Hudson Irene Elizabeth EVP and Chief Legal Officer | May 7, 2026 | Sale | 842 | $123.45 | $103.9K | 1.5K | Form 4 ↗ |
Marey-Semper Isabel director | May 6, 2026 | Award | 1,326 | — | — | 9.7K | Form 4 ↗ |
Kampouri Monnas Giovanna director | May 6, 2026 | Award | 1,326 | — | — | 10.0K | Form 4 ↗ |
Owens B Craig director | May 6, 2026 | Award | 1,326 | — | — | 11.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
AptarGroup, Inc. (ATR) is primarily owned by institutional investors, who hold approximately 96.9% of total shares outstanding. Company insiders own approximately 0.98%, while retail and public investors account for the remaining 2.11%.
The largest institutional shareholder of AptarGroup, Inc. is VANGUARD GROUP INC, holding approximately 7.16 million shares — equal to 10.81% of outstanding shares — as of March 31, 2025.
A total of 504 institutional investors currently hold ATR stock, with a combined institutional value of approximately $9.18 billion as of the most recent 13F filing period.
Frequently asked questions
ATR ownershipAptarGroup, Inc. (ATR) is primarily owned by institutional investors, who hold approximately 96.9% of shares. The largest shareholder is VANGUARD GROUP INC with a 10.81% stake. Company insiders hold 0.98%. Data sourced from SEC Form 13F as of March 31, 2025.