| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC | 10% | $15,496,852,016 | 125,227,087 | The Vanguard Group | 30 Sep 2025 | |||
| FMR LLC | 8.2% | $12,345,191,494 | 99,759,123 | FMR LLC | 30 Sep 2025 |
As of 30 Sep 2025, 1,807 institutional investors reported holding 1,137,059,635 shares of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH). This represents 93% of the company’s total 1,216,574,673 outstanding shares.
The largest institutional shareholders of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH) together control 59% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD GROUP INC | 10% | 125,230,816 | -11% | 0.23% | $15,497,313,481 |
| BlackRock, Inc. | 8.3% | 100,848,100 | +6.7% | 0.22% | $12,479,952,272 |
| FMR LLC | 8.2% | 99,816,628 | -8.1% | 0.64% | $12,352,307,738 |
| STATE STREET CORP | 4.6% | 56,025,072 | +1.2% | 0.24% | $6,942,155,912 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 3.6% | 44,071,827 | +5.8% | 0.58% | $5,453,889,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 29,569,839 | +3.7% | 0.23% | $3,648,937,007 |
| Bank of New York Mellon Corp | 2% | 24,000,408 | -15% | 0.53% | $2,970,050,451 |
| BANK OF AMERICA CORP /DE/ | 1.9% | 22,646,169 | -1% | 0.21% | $2,802,463,380 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.5% | 18,536,443 | -7.9% | 0.71% | $2,293,884,824 |
| MORGAN STANLEY | 1.5% | 18,121,298 | -7.4% | 0.14% | $2,242,511,089 |
| Capital International Investors | 1.5% | 18,006,524 | +447% | 0.36% | $2,228,288,450 |
| JPMORGAN CHASE & CO | 1.4% | 16,934,112 | +12% | 0.13% | $2,095,599,048 |
| Capital Research Global Investors | 1.3% | 15,523,085 | +107% | 0.36% | $1,920,981,769 |
| NORTHERN TRUST CORP | 1.1% | 12,917,398 | -0.13% | 0.2% | $1,598,528,002 |
| FRANKLIN RESOURCES INC | 1.1% | 12,780,456 | +1.9% | 0.4% | $1,581,581,391 |
| T. Rowe Price Investment Management, Inc. | 1% | 12,203,497 | -44% | 0.92% | $1,510,183,000 |
| GOLDMAN SACHS GROUP INC | 1% | 12,175,931 | +52% | 0.22% | $1,506,771,473 |
| ROYAL BANK OF CANADA | 0.95% | 11,542,800 | -12% | 0.25% | $1,428,422,000 |
| JANUS HENDERSON GROUP PLC | 0.83% | 10,120,199 | -0.75% | 0.57% | $1,252,383,109 |
| Invesco Ltd. | 0.75% | 9,065,058 | +14% | 0.18% | $1,121,800,929 |
| WELLINGTON MANAGEMENT GROUP LLP | 0.73% | 8,843,406 | -15% | 0.19% | $1,094,371,492 |
| FLOSSBACH VON STORCH SE | 0.72% | 8,807,348 | -11% | 4.3% | $1,089,909,315 |
| Alecta Tjanstepension Omsesidigt | 0.69% | 8,427,600 | 0% | 4.7% | $1,042,915,500 |
| Legal & General Group Plc | 0.69% | 8,334,138 | +13% | 0.23% | $1,031,349,589 |
| UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 0.66% | 8,077,388 | -14% | 0.22% | $999,576,766 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 16,920,562 | $2,299,020,275 | +$185,421,487 | $135.14 | 255 |
| 2025 Q3 | 1,137,059,635 | $140,698,963,747 | -$2,498,442,936 | $123.75 | 1,807 |
| 2025 Q2 | 1,161,045,267 | $114,601,297,141 | +$3,015,568,706 | $98.75 | 1,635 |
| 2025 Q1 | 1,131,064,446 | $74,147,611,641 | -$415,794,901 | $65.59 | 1,406 |
| 2024 Q4 | 1,138,884,666 | $79,133,316,555 | +$1,910,466,904 | $69.45 | 1,383 |
| 2024 Q3 | 1,105,135,581 | $72,004,883,284 | -$2,717,171,550 | $65.16 | 1,279 |
| 2024 Q2 | 1,142,960,234 | $76,991,824,057 | +$39,339,181,810 | $67.37 | 1,273 |
| 2024 Q1 | 563,314,031 | $64,952,455,223 | -$1,977,327,847 | $115.35 | 1,142 |
| 2023 Q4 | 5,332,641 | $528,628,205 | -$52,539,687 | $99.13 | 15 |
| 2023 Q3 | 555,269,618 | $46,619,407,242 | -$236,607,812 | $83.99 | 990 |
| 2023 Q2 | 535,214,268 | $45,437,165,604 | -$1,542,159,247 | $84.95 | 960 |
| 2023 Q1 | 542,789,738 | $44,322,195,529 | +$212,179,566 | $81.72 | 954 |
| 2022 Q4 | 567,353,435 | $43,232,006,846 | +$320,625,103 | $76.14 | 930 |
| 2022 Q3 | 566,861,849 | $38,015,313,100 | +$104,329,353 | $66.96 | 882 |
| 2022 Q2 | 561,966,935 | $36,179,668,777 | -$58,430,007 | $64.38 | 869 |
| 2022 Q1 | 515,570,406 | $38,835,123,204 | -$809,794,968 | $75.35 | 869 |
| 2021 Q4 | 573,840,530 | $50,126,175,263 | -$165,049,949 | $87.46 | 874 |
| 2021 Q3 | 573,214,699 | $41,976,614,976 | +$347,984,129 | $73.23 | 816 |
| 2021 Q2 | 568,596,618 | $38,879,451,878 | +$327,163,017 | $68.41 | 804 |
| 2021 Q1 | 560,981,352 | $36,995,504,145 | +$18,302,913,472 | $65.97 | 783 |
| 2020 Q4 | 282,930,554 | $36,980,440,565 | +$94,566,685 | $130.77 | 788 |
| 2020 Q3 | 281,680,541 | $30,498,282,733 | -$309,381,018 | $108.27 | 731 |
| 2020 Q2 | 285,261,415 | $27,355,878,977 | +$379,476,541 | $95.81 | 702 |
| 2020 Q1 | 279,141,094 | $20,349,198,307 | -$327,114,208 | $72.88 | 661 |
| 2019 Q4 | 283,516,706 | $30,687,506,991 | +$177,744,827 | $108.23 | 688 |
| 2019 Q3 | 282,346,273 | $27,250,870,393 | +$87,001,883 | $96.50 | 648 |
| 2019 Q2 | 281,343,447 | $26,989,593,983 | +$156,371,044 | $95.94 | 679 |
| 2019 Q1 | 284,049,270 | $26,828,895,949 | -$238,508,056 | $94.44 | 657 |
| 2018 Q4 | 286,869,232 | $23,241,050,723 | -$22,529,453 | $81.02 | 644 |
| 2018 Q3 | 286,941,919 | $26,974,822,606 | +$39,396,234 | $94.02 | 631 |
| 2018 Q2 | 285,284,444 | $24,860,997,170 | -$77,305,895 | $87.15 | 612 |
| 2018 Q1 | 281,992,942 | $24,282,471,103 | -$424,365,359 | $86.13 | 619 |
| 2017 Q4 | 295,848,747 | $25,970,462,668 | -$185,546,818 | $87.80 | 609 |
| 2017 Q3 | 281,515,883 | $23,803,856,907 | +$6,246,252 | $84.64 | 570 |
| 2017 Q2 | 298,253,906 | $22,013,798,305 | +$701,541,732 | $73.82 | 562 |
| 2017 Q1 | 297,615,357 | $21,181,634,667 | +$1,014,055,737 | $71.17 | 535 |
| 2016 Q4 | 301,477,811 | $20,256,149,107 | -$8,331,080 | $67.20 | 548 |
| 2016 Q3 | 301,192,213 | $19,537,511,250 | +$70,711,132 | $64.92 | 518 |
| 2016 Q2 | 300,344,768 | $17,212,573,126 | -$7,720,897 | $57.33 | 500 |
| 2016 Q1 | 300,805,485 | $17,379,258,556 | -$136,861,219 | $57.82 | 484 |
| 2015 Q4 | 304,952,575 | $15,924,955,505 | -$145,177,973 | $52.23 | 487 |
| 2015 Q3 | 306,786,786 | $15,626,322,054 | +$174,776,036 | $50.96 | 468 |
| 2015 Q2 | 283,726,964 | $16,439,183,590 | +$103,848,688 | $57.97 | 472 |
| 2015 Q1 | 303,225,948 | $17,863,145,932 | +$9,999,023 | $58.93 | 471 |
| 2014 Q4 | 286,146,212 | $15,398,669,032 | +$7,542,063,405 | $53.81 | 471 |
| 2014 Q3 | 152,968,953 | $15,274,613,983 | +$72,248,552 | $99.86 | 443 |
| 2014 Q2 | 153,148,341 | $14,753,758,482 | -$21,874,390 | $96.34 | 446 |
| 2014 Q1 | 144,238,872 | $13,220,161,650 | -$58,025,160 | $91.65 | 443 |