Amphenol Corp

APH

Exchange: NYSE
Industry: Electronic Connectors
SEC CIK: 0000820313

SEC filings (opens in a new tab)

In the last 90 days, Amphenol Corp insiders filed 0 open-market purchases and 4 sales; 2,340 institutions reported holding it in 13F filings for Q2 2026, worth $205.1B in total; superinvestors Weitz Investment Management and Maverick Capital hold it.

13F holders, Q1 2021

Institutional positions in Amphenol Corp as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 810; No complete 13F data for Q4 2020
Shares held: 565.9M; No complete 13F data for Q4 2020
Total value: $37.3B; No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting APH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 810 institutions

Value heldQ1 2021: $37.3B

Institutions holding APH and their total value by quarter
Quarter	Holders	Value
Q2 2026	2,340	$205.1B
Q1 2026	2,136	$145.4B
Q4 2025	2,059	$156.8B
Q3 2025	1,829	$141.0B
Q2 2025	1,648	$114.7B
Q1 2025	1,427	$75.5B
Q4 2024	1,407	$79.6B
Q3 2024	1,295	$73.8B
Q2 2024	1,298	$77.0B
Q1 2024	1,157	$66.7B
Q4 2023	1,085	$57.8B
Q3 2023	1,010	$47.7B
Q2 2023	983	$48.4B
Q1 2023	980	$46.6B
Q4 2022	951	$43.3B
Q3 2022	911	$38.1B
Q2 2022	898	$36.2B
Q1 2022	896	$42.7B
Q4 2021	892	$50.2B
Q3 2021	839	$42.0B
Q2 2021	821	$38.9B
Q1 2021	810	$37.3B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Amphenol Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding APH in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Atria Investments LLC	22,552	$1.49M	0.03%	–	–
Regency Capital Management Inc.	22,599	$1.49M	1.57%	–	–
Walleye Trading LLC	22,781	$1.50M	0.05%	–	–
Cetera Investment Advisers	22,881	$1.51M	0.03%	–	–
Hemenway Trust Co LLC	23,129	$1.53M	0.17%	–	–
Ativo Capital Management LLC	23,466	$1.55M	0.66%	–	–
Storebrand Asset Management AS	23,826	$1.57M	0.01%	–	–
Monetary Management Group Inc	23,950	$1.58M	0.51%	–	–
Palisade Asset Management, LLC	24,000	$1.58M	0.20%	–	–
Westwood Holdings Group Inc.	24,334	$1.60M	0.02%	–	–
Vestcor Inc	25,484	$1.68M	0.06%	–	–
B. Riley Wealth Management, Inc.	25,791	$1.70M	0.20%	–	–
Chartwell Investment Partners, LLC	26,732	$1.76M	0.05%	–	–
Wealthfront Advisers LLC	26,751	$1.76M	0.01%	–	–
Northwestern Mutual Investment Management Company, LLC	27,162	$1.79M	0.03%	–	–
First Manhattan Co	27,240	$1.80M	0.01%	–	–
Mount Yale Investment Advisors, LLC	27,278	$1.80M	0.24%	–	–
Zurich Insurance Group Ltd	27,600	$1.82M	0.03%	–	–
Cape Cod Five Cents Savings Bank	27,895	$1.84M	0.20%	–	–
Fort, L.P.	28,687	$1.89M	0.53%	–	–
Wesbanco Bank Inc	29,208	$1.93M	0.08%	–	–
Duncker Streett & Co Inc	29,298	$1.93M	0.37%	–	–
Bourgeon Capital Management LLC	29,365	$1.94M	0.43%	–	–
Park Avenue Securities LLC	29,369	$1.94M	0.05%	–	–
Millennium Management LLC	30,037	$1.98M	0.00%	–	–
Pinebridge Investments, L.P.	30,038	$1.98M	0.03%	–	–
Fulton Bank, N.A.	30,381	$2.00M	0.10%	–	–
Daiwa Securities Group Inc.	30,434	$2.01M	0.01%	–	–
AlphaMark Advisors, LLC	30,617	$2.02M	0.77%	–	–
Northstar Investment Advisors LLC	30,725	$2.03M	0.30%	–	–
Creative Planning	31,227	$2.06M	0.00%	–	–
Snowden Capital Advisors LLC	31,387	$2.07M	0.12%	–	–
AdvisorShares Investments LLC	31,400	$2.07M	0.26%	–	–
Greenleaf Trust	32,390	$2.14M	0.03%	–	–
Capital Fund Management S.A.	32,560	$2.15M	0.07%	–	–
Brewin Dolphin Wealth Management Ltd	32,585	$2.15M	0.33%	–	–
Meiji Yasuda Asset Management Co Ltd.	32,939	$2.17M	0.16%	–	–
Unified Trust Company, N.A.	33,463	$2.21M	0.72%	–	–
Whittier Trust Co of Nevada Inc	33,636	$2.22M	0.10%	–	–
Bright Rock Capital Management, LLC	34,000	$2.24M	0.57%	–	–
Amalgamated Bank	34,437	$2.27M	0.09%	–	–
Eaton Vance Management	35,223	$2.32M	0.00%	–	–
Huntington National Bank	35,574	$2.35M	0.03%	–	–
Veritable, L.P.	35,639	$2.35M	0.04%	–	–
Kentucky Retirement Systems	35,986	$2.37M	0.12%	–	–
Sandy Spring Bank	36,359	$2.40M	0.14%	–	–
ExodusPoint Capital Management, LP	36,542	$2.41M	0.05%	–	–
Captrust Financial Advisors	36,747	$2.43M	0.03%	–	–
Panagora Asset Management Inc	36,968	$2.44M	0.01%	–	–
Louisiana State Employees Retirement System	37,100	$2.45M	0.06%	–	–
Hall Laurie J Trustee	37,155	$2.45M	0.94%	–	–
Pacer Advisors, Inc.	37,212	$2.46M	0.04%	–	–
Legacy Capital Partners, Inc.	37,260	$2.46M	0.93%	–	–
New Mexico Educational Retirement Board	37,580	$2.48M	0.10%	–	–
Eads & Heald Wealth Management	37,786	$2.49M	1.28%	–	–
Advisors Asset Management, Inc.	37,829	$2.50M	0.04%	–	–
CWM Advisors, LLC	37,965	$2.50M	0.38%	–	–
Cubist Systematic Strategies, LLC	38,006	$2.51M	0.03%	–	–
Connecticut Wealth Management, LLC	38,456	$2.54M	0.23%	–	–
Sumitomo Mitsui DS Asset Management Company, Ltd	38,547	$2.54M	0.07%	–	–
MML Investors Services, LLC	38,938	$2.57M	0.02%	–	–
GHP Investment Advisors, Inc.	39,056	$2.58M	0.22%	–	–
Azzad Asset Management Inc	39,263	$2.59M	0.43%	–	–
Sowell Financial Services LLC	38,747	$2.59M	0.09%	–	–
ING Groep NV	39,670	$2.62M	0.05%	–	–
Pearl River Capital, LLC	39,884	$2.63M	0.84%	–	–
Hedeker Wealth, LLC	40,049	$2.64M	0.93%	–	–
Richard Bernstein Advisors LLC	40,140	$2.65M	0.06%	–	–
Candriam Luxembourg S.C.A.	21,679	$2.72M	0.02%	–	–
Railway Pension Investments Ltd	42,200	$2.78M	0.03%	–	–
Evercore Wealth Management, LLC	42,226	$2.79M	0.06%	–	–
Texas Yale Capital Corp.	42,256	$2.79M	0.18%	–	–
Van Eck Associates Corp	42,706	$2.82M	0.01%	–	–
Allstate Corp	42,751	$2.82M	0.09%	–	–
Elo Mutual Pension Insurance Co	43,164	$2.85M	0.09%	–	–
Tower Research Capital LLC (TRC)	43,242	$2.85M	0.05%	–	–
Gabelli Funds LLC	43,600	$2.88M	0.02%	–	–
Union Bancaire Privee Asset Management LLC	43,650	$2.88M	1.52%	–	–
Penobscot Investment Management Company, Inc.	44,250	$2.92M	0.46%	–	–
Maryland State Retirement & Pension System	44,686	$2.95M	0.10%	–	–
Banco de Sabadell, S.A	45,230	$2.98M	0.31%	–	–
TownSquare Capital, LLC	45,608	$3.01M	0.12%	–	–
Watchman Group, Inc.	45,685	$3.01M	1.86%	–	–
Magnetar Financial LLC	45,915	$3.03M	0.03%	–	–
Shell Asset Management Co	46,338	$3.06M	0.06%	–	–
Teachers Retirement System of the State of Kentucky	46,400	$3.06M	0.03%	–	–
Macquarie Group Ltd	47,333	$3.12M	0.00%	–	–
Silvercrest Asset Management Group LLC	48,543	$3.20M	0.02%	–	–
Colony Group LLC	49,462	$3.26M	0.07%	–	–
Dai-Ichi Life Insurance Company, Ltd	49,744	$3.28M	0.05%	–	–
Cipher Capital LP	51,032	$3.37M	0.39%	–	–
Jefferies Group LLC	51,200	$3.38M	0.08%	–	–
Nordea Investment Management AB	51,940	$3.42M	0.00%	–	–
Segment Wealth Management, LLC	51,862	$3.42M	0.45%	–	–
Securian Asset Management, Inc	52,004	$3.43M	0.07%	–	–
Elk River Wealth Management, LLC	51,991	$3.44M	0.98%	–	–
BKD Wealth Advisors, LLC	52,121	$3.44M	0.17%	–	–
BFSG, LLC	52,856	$3.49M	0.57%	–	–
Joho Capital LLC	52,940	$3.49M	0.54%	–	–
Southeast Asset Advisors Inc.	54,390	$3.59M	0.64%	–	–