AMETEK, Inc. (AME) Ownership
AME ownership summary
as of October 17, 2026- Institutions
- 92.7% of shares outstanding
- Insiders
- 0.39% of shares outstanding
- Shares outstanding
- 229.3M
- Float
- 228.0M shares available to trade
- Short interest
- 1.87% 3.8M shares short
- Days to cover
- 2.58 short interest up 47.0% vs prior month
- Institutions 92.70%
- Insiders 0.39%
- Other investors 6.90%
AME top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 8.52% | 19.5M | $4.85B | +705,214 (+3.7%) | June 30, 2026 |
| 2 | Vanguard Capital Management, LLC | 6.53% | 15.0M | $3.72B | +52,261 (+0.4%) | June 30, 2026 |
| 3 | State Street Corp | 4.51% | 10.3M | $2.57B | +258,747 (+2.6%) | June 30, 2026 |
| 4 | Vanguard Portfolio Management, LLC | 4.34% | 10.0M | $2.47B | +101,326 (+1.0%) | June 30, 2026 |
| 5 | T. Rowe Price Associates, Inc. | 2.94% | 6.7M | $1.67B | −186,697 (−2.7%) | June 30, 2026 |
| 6 | Geode Capital Management, LLC | 2.68% | 6.1M | $1.52B | +17,769 (+0.3%) | June 30, 2026 |
| 7 | JPMorgan Chase & Co | 1.91% | 4.4M | $1.08B | −285,520 (−6.1%) | June 30, 2026 |
| 8 | NORGES BANK | 1.88% | 4.3M | $1.07B | +254,017 (+6.3%) | June 30, 2026 |
| 9 | FMR Inc | 1.87% | 4.3M | $1.06B | −80,845 (−1.9%) | June 30, 2026 |
| 10 | Morgan Stanley - Brokerage Accounts | 1.63% | 3.7M | $929.6M | −122,525 (−3.2%) | June 30, 2026 |
| 11 | Wellington Management Company LLP | 1.31% | 3.0M | $743.0M | +196,986 (+7.0%) | June 30, 2026 |
| 12 | Amvescap Plc. | 1.27% | 2.9M | $724.6M | −211,170 (−6.7%) | June 30, 2026 |
| 13 | Flossbach von Storch AG | 1.19% | 2.7M | $679.4M | −720,464 (−20.8%) | June 30, 2026 |
| 14 | Bank of New York Mellon Corp | 1.13% | 2.6M | $640.8M | +77,379 (+3.1%) | June 30, 2026 |
| 15 | DZ BANK AG Deutsche Zentral-Genossenschaftsbank Frankfurt am Main | 1.02% | 2.3M | $579.5M | +1.0M (+79.6%) | June 30, 2026 |
| 16 | Northern Trust Corp | 1.01% | 2.3M | $576.2M | −28,545 (−1.2%) | June 30, 2026 |
| 17 | Dimensional Fund Advisors, Inc. | 0.92% | 2.1M | $523.8M | +35,578 (+1.7%) | June 30, 2026 |
| 18 | Lazard Asset Management LLC | 0.90% | 2.1M | $514.5M | +454,628 (+28.1%) | June 30, 2026 |
| 19 | The Goldman Sachs Group Inc | 0.86% | 2.0M | $487.1M | +278,038 (+16.5%) | June 30, 2026 |
| 20 | Principal Financial Group Inc | 0.72% | 1.7M | $412.0M | −118,137 (−6.6%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 12 holders added 3.5M shares and 8 cut 1.8M.
AME top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 3.18% | 7.3M | $1.81B | −11,816 (−0.2%) | August 31, 2026 |
| 2 | Vanguard 500 Index Investor | 2.66% | 6.1M | $1.51B | +72,163 (+1.2%) | August 31, 2026 |
| 3 | Vanguard MStar Mid Cap Index Instl | 2.16% | 5.0M | $1.23B | −2,657 (−0.1%) | August 31, 2026 |
| 4 | iShares Core S&P 500 ETF | 1.33% | 3.1M | $758.1M | −4,921 (−0.2%) | September 30, 2026 |
| 5 | Fidelity 500 Index | 1.30% | 3.0M | $738.4M | +11,425 (+0.4%) | August 31, 2026 |
| 6 | State Street® SPDR® S&P 500® ETF | 1.23% | 2.8M | $699.9M | — | September 30, 2026 |
| 7 | Vanguard MStar Value Index Investor | 0.96% | 2.2M | $543.4M | +6,362 (+0.3%) | August 31, 2026 |
| 8 | Vanguard Dividend Growth Inv | 0.88% | 2.0M | $498.6M | +139,335 (+7.5%) | June 30, 2026 |
| 9 | T. Rowe Price Value | 0.82% | 1.9M | $465.2M | −477,864 (−20.3%) | August 31, 2026 |
| 10 | Vanguard MStar Mid Cap Growth ETF | 0.77% | 1.8M | $437.0M | +8,465 (+0.5%) | August 31, 2026 |
| 11 | State Street® IndstrlSelSectSPDR®ETF | 0.56% | 1.3M | $319.4M | −1,444 (−0.1%) | September 30, 2026 |
| 12 | Vanguard Institutional Index I | 0.53% | 1.2M | $304.0M | −12,552 (−1.0%) | August 31, 2026 |
| 13 | FvS SICAV Multiple Opportunities F | 0.48% | 1.1M | $273.0M | — | June 30, 2026 |
| 14 | iShares Russell Mid-Cap ETF | 0.41% | 945K | $234.4M | +1,748 (+0.2%) | September 30, 2026 |
| 15 | Principal MidCap R5 | 0.41% | 944K | $234.4M | −23,539 (−2.4%) | August 31, 2026 |
| 16 | Fidelity Mid Cap Index | 0.38% | 870K | $216.0M | +3,649 (+0.4%) | August 31, 2026 |
| 17 | Invesco S&P 500® Equal Weight ETF | 0.36% | 828K | $205.5M | −1,710 (−0.2%) | September 30, 2026 |
| 18 | UniGlobal | 0.35% | 797K | $197.9M | −68 (−0.0%) | August 31, 2026 |
| 19 | Strategic Advisers Fidelity US TtlStk | 0.34% | 772K | $191.7M | +598 (+0.1%) | August 31, 2026 |
| 20 | JPMorgan Growth Advantage A | 0.34% | 770K | $191.1M | −11,238 (−1.4%) | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
AME insider transactions
latest 9| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-24 | Thomas A Amato | Sell | $216.78 | 530 | $114,893 |
| 2026-03-10 | Ro Khanna | Sell | $226.42 | — | — |
| 2026-02-10 | Gilbert Ray Cisneros, Jr. | Sell | $233.13 | — | — |
| 2026-01-09 | Gilbert Ray Cisneros, Jr. | Buy | $210.59 | — | — |
| 2025-12-22 | Thomas M Montgomery | Sell | $205.05 | 6,388 | $1.3M |
| 2025-12-15 | Thomas C Marecic | Sell | $202.11 | 14,310 | $2.9M |
| 2025-12-12 | David A Zapico | Sell | $201.76 | 28,390 | $5.7M |
| 2025-11-25 | David A Zapico | Sell | $196.39 | 88,000 | $17.3M |
| 2025-10-31 | Ronald J Oscher | Sell | $200.05 | 26,290 | $5.3M |
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.
AME shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns AME
Institutional investors own 92.7% of AMETEK's shares and insiders 0.39%. The largest holder is BlackRock Inc with 8.52% of the shares (19.5M), as of June 30, 2026. Among the top 20 institutions, 12 added shares and 8 reduced their stake in the latest filings. Short interest is 1.87% of the float, or 2.58 days of average trading volume. The share count fell 6.4% since 2014.
Related: AME analyst forecast, AME key metrics, AME dividend history. See the AME stock overview for the latest quote and news.
AME ownership FAQ
Who owns the most AMETEK stock?
The largest shareholders of AMETEK are BlackRock Inc (8.52%), Vanguard Capital Management, LLC (6.53%), State Street Corp (4.51%), Vanguard Portfolio Management, LLC (4.34%), T. Rowe Price Associates, Inc. (2.94%).
What percentage of AMETEK is owned by institutions?
Institutions hold 92.7% of AMETEK's shares outstanding; insiders hold 0.39%.
Which funds own AMETEK?
The largest fund holders of AMETEK are Vanguard MStar Total Stk Mkt Idx Invest (3.18%), Vanguard 500 Index Investor (2.66%), Vanguard MStar Mid Cap Index Instl (2.16%), iShares Core S&P 500 ETF (1.33%), Fidelity 500 Index (1.30%).
What is AMETEK's short interest?
3.8M shares of AMETEK were sold short, 1.87% of the float; at the average daily volume it would take 2.58 days to cover.
Are insiders buying or selling AMETEK?
Of the latest 9 reported insider transactions in AMETEK (since October 31, 2025), 1 were purchases and 8 were sales.
How many shares of AMETEK are outstanding?
AMETEK has 229.3M shares outstanding, of which 228.0M are in the public float.