Amphenol Corporation (APH) Ownership

139.46 ↑0.00 (0.00%)

As of December 31, 1969, 7:00pm EST.

Institutions
Mutual Funds

Institutional Ownership

Vanguard Group Inc is the biggest individual institutional holder of Amphenol Corporation (APH), owning a total of 140.5 million shares. Combined, the top 38 institutional holders of APH own 75.93% of the company with a total of 884.3 million shares.

In the latest ownership report on June 30th 2025, the top 38 institutional holders decreased their combined ownership of APH by 19.7 million shares. 9 institutions bought 14,786,525 total additional shares and increased their ownership by an average of 7.97%. However 11 institutions sold 34,455,781 total shares and decreased their ownership by an average of 7.65%.

Overall this is a negative sign as the number of shares owned by the top 20 institutional holders of Amphenol Corporation decreased by a net total of -19,669,256 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Group Inc	11.510%	-9.333%	140,532,872	-14,465,908	2025-06-30
FMR Inc	8.900%	3.548%	108,663,675	3,723,306	2025-06-30
BlackRock Inc	7.745%	-7.182%	94,558,170	-7,317,055	2025-06-30
State Street Corp	4.533%	0.065%	55,348,275	35,729	2025-06-30
T. Rowe Price Associates, Inc.	3.413%	-1.034%	41,673,012	-435,413	2025-06-30
Geode Capital Management, LLC	2.335%	8.431%	28,513,760	2,217,079	2025-06-30
Bank of New York Mellon Corp	2.316%	-9.266%	28,278,661	-2,887,895	2025-06-30
Bank of America Corp	1.874%	-10.054%	22,884,098	-2,557,882	2025-06-30
T. Rowe Price Investment Management,Inc.	1.779%	29.744%	21,723,306	4,980,067	2025-06-30
NORGES BANK	1.745%	7.333%	21,308,798	1,455,755	2025-06-30
Massachusetts Financial Services Company	1.649%	-2.612%	20,136,071	-539,984	2025-06-30
Morgan Stanley - Brokerage Accounts	1.604%	-0.948%	19,577,760	-187,367	2025-06-30
JPMorgan Chase & Co	1.234%	-15.334%	15,060,526	-2,727,697	2025-06-30
Royal Bank of Canada	1.077%	1.023%	13,146,884	133,135	2025-06-30
Northern Trust Corp	1.059%	1.076%	12,933,766	137,734	2025-06-30
Franklin Resources Inc	1.028%	13.436%	12,547,006	1,486,105	2025-06-30
Wellington Management Company LLP	0.849%	-14.834%	10,363,874	-1,805,097	2025-06-30
HHG PLC	0.835%	-0.703%	10,196,188	-72,146	2025-06-30
Flossbach von Storch AG	0.814%	-12.804%	9,938,382	-1,459,337	2025-06-30
UBS Asset Mgmt Americas Inc	0.768%	7.051%	9,376,566	617,615	2025-06-30

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Group Inc	11.510%	-9.333%	140,532,872	-14,465,908	2025-06-30
FMR Inc	8.900%	3.548%	108,663,675	3,723,306	2025-06-30
BlackRock Inc	7.745%	-7.182%	94,558,170	-7,317,055	2025-06-30
State Street Corp	4.533%	0.065%	55,348,275	35,729	2025-06-30
T. Rowe Price Associates, Inc.	3.413%	-1.034%	41,673,012	-435,413	2025-06-30
Geode Capital Management, LLC	2.335%	8.431%	28,513,760	2,217,079	2025-06-30
Bank of New York Mellon Corp	2.316%	-9.266%	28,278,661	-2,887,895	2025-06-30
State Street Corporation	2.230%	1.005%	26,852,943	267,290	2024-03-31
Bank of America Corp	1.874%	-10.054%	22,884,098	-2,557,882	2025-06-30
T. Rowe Price Investment Management,Inc.	1.779%	29.744%	21,723,306	4,980,067	2025-06-30
NORGES BANK	1.745%	7.333%	21,308,798	1,455,755	2025-06-30
Massachusetts Financial Services Company	1.649%	-2.612%	20,136,071	-539,984	2025-06-30
Morgan Stanley - Brokerage Accounts	1.604%	-0.948%	19,577,760	-187,367	2025-06-30
JPMorgan Chase & Co	1.234%	-15.334%	15,060,526	-2,727,697	2025-06-30
AllianceBernstein L.P.	1.232%	1.588%	14,922,886	233,194	2024-09-30
Royal Bank of Canada	1.077%	1.023%	13,146,884	133,135	2025-06-30
Alecta Pensionsforsakring, Omsesidigt	1.076%	-10.507%	13,031,600	-1,530,000	2024-12-31
Northern Trust Corp	1.059%	1.076%	12,933,766	137,734	2025-06-30
Franklin Resources Inc	1.028%	13.436%	12,547,006	1,486,105	2025-06-30
Amundi	0.949%	-17.510%	11,589,011	-2,459,992	2025-03-31
Mawer Investment Management Ltd	0.937%	-12.705%	11,349,874	-1,651,807	2024-12-31
Mackenzie Investments	0.920%	317.701%	11,128,504	8,464,276	2024-12-31
Alecta Pensionsforsakring, Omsesidigt.	0.905%	-16.038%	10,941,600	-2,090,000	2025-03-31
Lazard Asset Management LLC	0.858%	-11.311%	10,401,483	-1,326,522	2024-12-31
Wellington Management Company LLP	0.849%	-14.834%	10,363,874	-1,805,097	2025-06-30
HHG PLC	0.835%	-0.703%	10,196,188	-72,146	2025-06-30
Legal & General Group PLC	0.823%	1.360%	9,966,823	133,695	2024-09-30
Flossbach von Storch AG	0.814%	-12.804%	9,938,382	-1,459,337	2025-06-30
ING Investment Management LLC	0.806%	104.716%	9,845,204	5,036,001	2025-03-31
Envestnet Asset Management Inc	1.615%	400.323%	9,634,009	7,708,450	2023-03-31
UBS Asset Mgmt Americas Inc	0.768%	7.051%	9,376,566	617,615	2025-06-30
Amvescap Plc.	0.748%	1.201%	9,057,928	107,482	2024-12-31
Neuberger Berman Group LLC	0.717%	28.048%	8,637,792	1,892,052	2024-06-30
WCM Investment Management	1.320%	-5.674%	7,858,277	-472,725	2023-03-31
Goldman Sachs Group Inc	1.106%	127.012%	6,642,334	3,716,353	2023-12-31
Select Equity Group LP	0.935%	-2.501%	5,568,587	-142,869	2022-12-31
Victory Capital Management Inc.	0.852%	-7.708%	5,095,637	-425,549	2023-09-30
Capital Research & Mgmt Co - Division 3	0.835%	-0.035%	5,010,624	-1,744	2023-09-30

Mutual Fund Ownership

Vanguard US Total Market Shares ETF is the biggest individual fund holder of Amphenol Corporation (APH), owning a total of 38.1 million shares. Combined, the top 46 mutual fund holders of APH own 53.46% of the company with a total of 546.7 million shares.

In the latest ownership report on August 31st 2025, the top 46 fund holders increased their combined ownership of APH by 174 thousand shares. 2 funds bought 184,217 total additional shares and increased their ownership by an average of 0.65%. However 1 funds sold 9,871 total shares and decreased their ownership by an average of 0.15%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Amphenol Corporation increased by a net total of 174,346 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
SPDR® S&P 500® ETF	1.197%	1.245%	14,613,918	179,630	2025-08-31
iShares Core S&P 500 ETF	1.192%	0.000%	14,555,418	0	2025-08-31
The Technology Select Sector SPDR® ETF	0.801%	0.047%	9,781,239	4,587	2025-08-31
State St S&P 500® Indx SL Cl III	0.529%	-0.153%	6,456,591	-9,871	2025-08-31

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard US Total Market Shares ETF	3.146%	0.304%	38,120,043	115,681	2024-09-30
Vanguard Total Stock Mkt Idx Inv	3.113%	-2.279%	38,011,337	-886,322	2025-07-31
Fidelity Contrafund	3.056%	-3.432%	37,308,808	-1,326,000	2025-07-31
Vanguard Institutional 500 Index Trust	2.848%	0.698%	34,444,135	238,628	2025-05-31
Vanguard 500 Index Investor	2.452%	-12.778%	29,941,416	-4,386,268	2025-07-31
Fidelity® Contrafund®	3.543%	0.000%	21,196,863	0	2023-11-30
Vanguard Instl Ttl Stck Mkt Idx Tr	3.079%	1.709%	18,418,953	309,480	2023-03-31
Fidelity Contrafund Commingled Pl O	1.439%	-0.589%	17,341,040	-102,789	2024-08-31
Fidelity 500 Index	1.256%	0.043%	15,332,891	6,592	2025-07-31
SPDR® S&P 500 ETF	1.243%	-0.943%	15,064,560	-143,398	2025-03-31
Fidelity Contrafund Commingled Pl S	1.228%	-5.724%	14,990,105	-910,172	2025-07-31
SPDR® S&P 500® ETF Trust	1.210%	-0.522%	14,665,128	-76,896	2025-03-31
SPDR® S&P 500® ETF	1.197%	1.245%	14,613,918	179,630	2025-08-31
iShares Core S&P 500 ETF	1.192%	0.000%	14,555,418	0	2025-08-31
Vanguard Mid Cap Index Institutional	1.105%	1.090%	13,491,503	145,458	2025-07-31
Vanguard Growth Index Investor	1.059%	0.389%	12,924,134	50,114	2025-07-31
T. Rowe Price Capital Appreciation	0.828%	-0.023%	10,110,696	-2,307	2025-07-31
The Technology Select Sector SPDR® ETF	0.801%	0.047%	9,781,239	4,587	2025-08-31
Vanguard Mid-Cap Growth ETF	0.778%	0.261%	9,405,065	24,503	2025-05-31
MFS Growth Equity	0.734%	9.366%	8,960,489	767,349	2025-06-30
Fidelity Contrafund K6	0.712%	-3.090%	8,689,828	-277,108	2025-07-31
Fidelity Contrafund Commingled Pl 3	1.442%	0.432%	8,599,414	36,969	2023-07-31
Vanguard Information Technology ETF	0.674%	1.029%	8,229,943	83,836	2025-07-31
Fidelity Magellan	0.647%	-1.662%	7,899,539	-133,469	2025-07-31
MFS Growth B	0.601%	-18.083%	7,340,140	-1,620,349	2025-07-31
Vanguard Institutional Index I	0.599%	-1.113%	7,312,339	-82,293	2025-07-31
JPM US Large Cap Growth-MA	1.204%	1,149.730%	7,200,958	6,624,758	2023-09-30
Vanguard Wellington™ Inv	0.588%	-3.077%	7,174,712	-227,767	2025-06-30
SPDR® S&P 500 ETF Trust	1.187%	0.704%	7,130,463	49,840	2024-05-30
Fidelity® 500 Index	1.162%	0.641%	6,950,364	44,233	2023-11-30
Vanguard Dividend Appreciation ETF	0.530%	0.195%	6,469,911	12,560	2025-07-31
State St S&P 500® Indx SL Cl III	0.529%	-0.153%	6,456,591	-9,871	2025-08-31
JPMorgan Large Cap Growth I	0.516%	0.000%	6,256,394	0	2025-03-31
FvS SICAV Multiple Opportunities F	0.514%	-4.908%	6,200,000	-320,000	2024-08-31
T. Rowe Price Lrg Cp Gr I	0.498%	2.868%	5,999,911	167,300	2024-10-31
T. Rowe Price US Large-Cap Growth Equity	0.492%	-3.938%	5,922,276	-242,788	2024-06-30
Fidelity® Contrafund® K6	0.935%	-0.294%	5,595,018	-16,502	2023-11-30
iShares MSCI USA Min Vol Factor ETF	0.441%	0.000%	5,295,121	0	2024-06-28
Capital Group Investment Co of Amer Comp	0.816%	0.000%	4,909,317	0	2023-12-31
American Funds Invmt Co of Amer A	0.816%	0.000%	4,909,317	0	2023-12-31
Blackrock Eq Idx Fund CF	0.354%	-0.256%	4,252,471	-10,908	2024-06-30
Technology Select Sector SPDR® ETF	0.684%	0.113%	4,108,089	4,634	2024-05-30
Fidelity® Magellan®	0.673%	-0.065%	4,026,804	-2,600	2023-11-30
Vanguard Windsor™ II Inv	0.322%	-1.976%	3,864,952	-77,900	2024-03-31
Lazard U.S. Equity Select	0.637%	11,369.400%	3,791,085	3,758,031	2022-12-31
AllianceBernstein US L/C Growth Eqty MF	0.583%	0.963%	3,470,590	33,110	2022-11-30