AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / CLASS A COMMON STOCK
Symbol
APH on NYSE
Shares outstanding
1,216,357,607
Price per share
$152.33
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
1,155,676,904
Total reported value
$156,184,742,451
% of total 13F portfolios
0.1%
Share change
+18,140,750
Value change
+$2,484,038,389
Number of holders
1,997
Price from insider filings
$152.33
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH) based on Schedule 13D/G filings

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 7.1% -14% $11,670,878,257 -$1,810,569,638 86,361,390 -13% FMR LLC 31 Dec 2025

As of 31 Dec 2025, 1,997 institutional investors reported holding 1,155,676,904 shares of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH). This represents 95% of the company’s total 1,216,357,607 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH) together control 60% 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% 126,553,498 +1.1% 0.25% $17,102,439,720
BlackRock, Inc. 8.7% 106,137,606 +5.2% 0.24% $14,343,436,010
FMR LLC 7.1% 86,420,795 -13% 0.6% $11,678,906,249
STATE STREET CORP 4.7% 56,913,598 +1.6% 0.26% $7,705,440,359
PRICE T ROWE ASSOCIATES INC /MD/ 3.1% 37,923,065 -14% 0.55% $5,124,924,000
JPMORGAN CHASE & CO 2.8% 34,325,148 +103% 0.31% $4,638,700,929
GEODE CAPITAL MANAGEMENT, LLC 2.5% 30,318,652 +2.5% 0.25% $4,087,372,295
Capital International Investors 1.9% 23,680,749 +32% 0.5% $3,200,275,744
NORGES BANK 1.9% 22,585,063 0.33% $3,052,145,414
BANK OF AMERICA CORP /DE/ 1.8% 21,957,452 -3% 0.22% $2,967,330,084
MORGAN STANLEY 1.5% 18,185,947 +0.36% 0.15% $2,457,649,369
Bank of New York Mellon Corp 1.5% 17,710,133 -26% 0.42% $2,393,347,233
Capital Research Global Investors 1.4% 16,456,876 +6% 0.41% $2,223,993,946
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1.3% 15,913,076 -14% 0.69% $2,150,493,090
NORTHERN TRUST CORP 1.1% 13,510,266 +4.6% 0.23% $1,825,777,350
WELLINGTON MANAGEMENT GROUP LLP 1% 12,420,002 +40% 0.29% $1,678,439,071
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.97% 11,858,355 +63% 0.94% $1,602,538,095
FRANKLIN RESOURCES INC 0.94% 11,462,227 -10% 0.38% $1,549,005,384
ROYAL BANK OF CANADA 0.87% 10,637,754 -7.8% 0.25% $1,437,586,000
JENNISON ASSOCIATES LLC 0.84% 10,257,379 +341% 0.83% $1,386,182,252
T. Rowe Price Investment Management, Inc. 0.84% 10,162,140 -17% 0.87% $1,373,312,000
JANUS HENDERSON GROUP PLC 0.81% 9,904,627 -2.1% 0.6% $1,338,539,051
Invesco Ltd. 0.74% 8,950,722 -1.3% 0.19% $1,209,600,635
GOLDMAN SACHS GROUP INC 0.7% 8,535,731 -30% 0.17% $1,153,518,802
VICTORY CAPITAL MANAGEMENT INC 0.7% 8,462,907 +15% 0.65% $1,143,683,599

Institutional Holders of AMPHENOL CORP /DE/ - CLASS A COMMON STOCK (APH) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 1,155,676,904 $156,184,742,451 +$2,484,038,389 $135.14 1,997
2025 Q3 1,138,137,635 $140,832,416,676 -$2,419,484,015 $123.75 1,814
2025 Q2 1,161,045,267 $114,601,297,141 +$3,015,568,413 $98.75 1,635
2025 Q1 1,135,989,991 $74,470,695,565 -$419,287,411 $65.59 1,412
2024 Q4 1,143,216,361 $79,434,607,474 +$571,959,066 $69.45 1,395
2024 Q3 1,124,876,834 $73,291,210,009 -$1,266,064,515 $65.16 1,283
2024 Q2 1,142,410,176 $76,954,799,039 +$38,232,620,768 $67.37 1,282
2024 Q1 573,740,439 $66,150,465,369 -$1,043,619,714 $115.35 1,144
2023 Q4 582,909,856 $57,745,305,042 +$1,436,073,003 $99.13 1,075
2023 Q3 567,336,466 $47,632,904,988 -$277,220,648 $83.99 1,004
2023 Q2 569,847,528 $48,379,260,398 -$101,784,762 $84.95 975
2023 Q1 568,763,380 $46,437,651,782 +$177,549,328 $81.72 968
2022 Q4 567,952,334 $43,277,619,471 +$183,133,434 $76.14 942
2022 Q3 568,213,185 $38,105,797,288 +$73,538,620 $66.96 895
2022 Q2 562,405,920 $36,214,554,293 -$66,393,686 $64.38 878
2022 Q1 566,428,480 $42,667,296,382 -$615,520,187 $75.35 880
2021 Q4 574,109,482 $50,149,685,860 -$134,517,303 $87.46 879
2021 Q3 573,421,682 $41,992,500,151 +$343,118,185 $73.23 824
2021 Q2 568,834,284 $38,895,707,663 +$192,356,033 $68.41 812
2021 Q1 565,545,536 $37,299,683,242 +$18,472,626,836 $65.97 793
2020 Q4 283,515,814 $37,056,729,492 +$13,767,157 $130.77 798
2020 Q3 282,959,905 $30,637,594,935 -$317,032,455 $108.27 738
2020 Q2 285,436,425 $27,372,587,968 +$381,078,431 $95.81 708
2020 Q1 281,445,530 $20,517,477,806 -$345,413,125 $72.88 671
2019 Q4 284,987,602 $30,846,682,393 +$191,310,360 $108.23 698
2019 Q3 282,681,936 $27,283,281,175 +$84,507,594 $96.50 654
2019 Q2 281,706,117 $27,024,364,325 -$110,762,846 $95.94 686
2019 Q1 284,405,494 $26,862,496,342 -$212,570,596 $94.44 665
2018 Q4 286,968,673 $23,249,045,973 -$19,850,543 $81.02 647
2018 Q3 287,151,550 $26,994,530,145 +$29,499,542 $94.02 635
2018 Q2 286,418,466 $24,959,824,170 -$331,686,730 $87.15 616
2018 Q1 290,116,377 $24,982,128,103 -$422,067,067 $86.13 623
2017 Q4 296,015,240 $25,985,070,668 -$190,705,467 $87.80 612
2017 Q3 297,419,386 $25,149,920,907 -$63,519,910 $84.64 574
2017 Q2 298,253,987 $22,013,804,284 +$719,386,197 $73.82 563
2017 Q1 297,618,539 $21,181,859,432 +$1,017,660,390 $71.17 537
2016 Q4 302,568,857 $20,329,654,559 -$8,246,130 $67.20 552
2016 Q3 301,970,318 $19,588,023,250 +$80,607,749 $64.92 520
2016 Q2 301,380,877 $17,271,968,128 -$9,926,753 $57.33 507
2016 Q1 301,565,138 $17,423,179,556 -$139,631,380 $57.82 487
2015 Q4 305,117,257 $15,932,652,505 -$145,464,106 $52.23 490
2015 Q3 307,939,666 $15,685,071,054 +$183,967,347 $50.96 472
2015 Q2 304,684,983 $17,654,111,590 +$41,368,794 $57.97 476
2015 Q1 303,876,206 $17,901,465,577 +$6,566,085 $58.93 473
2014 Q4 303,935,256 $16,355,897,032 +$8,005,716,215 $53.81 467
2014 Q3 153,002,316 $15,278,841,087 +$67,572,663 $99.86 441
2014 Q2 153,218,615 $14,760,528,482 -$20,972,133 $96.34 443
2014 Q1 153,383,732 $14,058,288,650 -$98,367,028 $91.65 441