Amphenol Ownership | Who Owns Amphenol?
Amphenol Ownership Summary
Amphenol is owned by 28.27% institutional investors, 0.56% insiders, and 71.17% retail investors. Vanguard group is the largest institutional shareholder, holding 10.39% of APH shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.15% of its assets in Amphenol shares.
APH Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Amphenol | 28.27% | 0.56% | 71.17% |
| Sector | Technology Stocks | 50.57% | 12.62% | 36.80% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 126.55M | 10.39% | $17.10B |
| Blackrock funding, inc. /de | 100.85M | 8.32% | $12.48B |
| Fmr | 99.82M | 8.23% | $12.35B |
| Blackrock | 92.77M | 7.73% | $6.25B |
| State street | 56.03M | 4.62% | $6.94B |
| Price t rowe associates inc /md/ | 44.07M | 3.63% | $5.45B |
| Geode capital management | 30.32M | 2.47% | $4.09B |
| Bank of new york mellon | 24.00M | 1.98% | $2.97B |
| Norges bank | 19.85M | 1.65% | $1.38B |
| Morgan stanley | 18.12M | 1.49% | $2.24B |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Varenne capital partners | 601.94K | 14.14% | $74.49M |
| Atalan capital partners, lp | 1.49M | 12.85% | $184.14M |
| Maren capital | 1.55M | 10.67% | $191.74M |
| Amanah trust | 382.72K | 9.46% | $47.36B |
| Mountain pacific investment advisers inc/id | 412.73K | 9.04% | $55.78M |
| Ws portfolio advisory | 1.09K | 8.15% | $146.90K |
| James hambro & partners | 1.56M | 7.55% | $211.40M |
| J. stern & co. llp | 805.07K | 7.54% | $99.63M |
| Ctf capital management, lp | 130.00K | 7.51% | $16.09M |
| Manitou investment management | 323.91K | 6.99% | $40.08M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 92.77M | 0.14% | 44.21M |
| Norges bank | 19.85M | 0.18% | 19.85M |
| Capital investors | 18.01M | 0.36% | 14.71M |
| Capital research global investors | 15.52M | 0.36% | 8.02M |
| Jennison associates | 10.26M | 0.83% | 7.93M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| T. rowe price investment management | 12.20M | 0.92% | -9.52M |
| Fmr | 99.82M | 0.64% | -8.85M |
| Coatue management | - | - | -6.21M |
| Bank of new york mellon | 24.00M | 0.58% | -4.28M |
| Massachusetts financial services co /ma/ | 15.91M | 0.69% | -2.62M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 19.85M | 0.18% | 19.85M | $1.38B |
| Lone pine capital | 3.02M | 2.72% | 3.02M | $374.12M |
| Axiom investors llc /de | 2.97M | 2.71% | 2.97M | $367.68M |
| Madison investment advisors | 2.27M | 1.78% | 2.27M | $157.75M |
| Jacobs levy equity management | 2.27M | 0.63% | 2.27M | $152.98M |
Sold Out
| Holder | Change |
|---|---|
| Mine & arao wealth creation & management, llc. | -1.00 |
| Creekmur asset management | -5.00 |
| Tfo-tdc | -6.00 |
| Tctc | -6.00 |
| Kohmann bosshard financial services | -8.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 1,080 | -36.09% | 342,789,785 | -70.40% | 28 | 0.31% | 594 | -32.58% | 336 | -41.05% |
| Jun 30, 2025 | 1,660 | 13.54% | 1,156,077,159 | 2.25% | 95 | 1.09% | 868 | 11.71% | 559 | 19.44% |
| Mar 31, 2025 | 1,445 | 0.84% | 1,124,395,596 | -1.25% | 92 | 1.04% | 765 | 6.84% | 464 | -7.01% |
| Dec 31, 2024 | 1,380 | 3.22% | 1,134,950,314 | 3.70% | 94 | 1.14% | 682 | 8.43% | 489 | 0.82% |
| Sep 30, 2024 | 1,325 | -0.75% | 1,092,689,751 | -4.40% | 90 | 1.00% | 626 | -49.15% | 479 | 964.44% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 38.12M | 3.15% | 115.68K |
| Vanguard Total Stock Mkt Idx Inv | 38.01M | 3.11% | -886.32K |
| Fidelity Contrafund | 37.31M | 3.06% | -1.33M |
| Vanguard Institutional 500 Index Trust | 34.44M | 2.85% | 238.63K |
| Vanguard 500 Index Investor | 29.94M | 2.45% | -4.39M |
| Fidelity Contrafund Commingled Pl O | 17.34M | 1.44% | -102.79K |
| Fidelity 500 Index | 15.33M | 1.26% | 6.59K |
| SPDR® S&P 500 ETF | 15.06M | 1.24% | -143.40K |
| Fidelity Contrafund Commingled Pl S | 14.99M | 1.23% | -910.17K |
| SPDR® S&P 500® ETF Trust | 14.67M | 1.21% | -76.90K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 05, 2026 | Livingston Robert | - | Buy | $1.29M |
| Dec 02, 2025 | Straub Peter | President, ISS Division | Sell | $18.72M |
| Dec 02, 2025 | Doherty William J | President, CS Division | Sell | $11.36M |
| Nov 11, 2025 | Lampo Craig A | SR VP & CFO | Sell | $36.95M |
| Nov 11, 2025 | Lampo Craig A | SR VP & CFO | Sell | $5.75M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | 1 | - |
| 2025 Q4 | - | 10 |
| 2025 Q3 | - | 9 |
| 2025 Q2 | - | 14 |
| 2025 Q1 | - | - |
APH Ownership FAQ
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