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Amphenol
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Overview Fund Activity

1,409 hedge funds and large institutions have $74.1B invested in Amphenol in 2025 Q1 according to their latest regulatory filings, with 183 funds opening new positions, 593 increasing their positions, 463 reducing their positions, and 137 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,409
Holders Change
+21
Holders Change %
+1.51%
% of All Funds
19.14%
Holding in Top 10
46
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-8%
% of All Funds
0.62%
New
183
Increased
593
Reduced
463
Closed
137
Calls
$259M
Puts
$179M
Net Calls
+$79.2M
Net Calls Change
+$60.6M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$728M
2
UBS AM
UBS AM
Illinois
+$497M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$338M
4
Franklin Resources
Franklin Resources
California
+$269M
5
BlackRock
BlackRock
New York
+$216M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$1.1B
2
Citadel Advisors
Citadel Advisors
Florida
-$275M
3
Winslow Capital Management
Winslow Capital Management
Minnesota
-$244M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$175M
5
Mawer Investment Management
Mawer Investment Management
Alberta, Canada
-$163M
Name Holding Trade Value Shares
Change 		Shares
Change %
PFSRSONJ
326
Police & Firemen's Retirement System of New Jersey
New Jersey
$11.3M – – –
OBAM
327
ODDO BHF Asset Management
France
$11.1M +$108K +1,654 +1%
Mirae Asset Global ETFs Holdings
328
Mirae Asset Global ETFs Holdings
Hong Kong
$11.1M +$342K +5,218 +3%
KCM
329
Kanawha Capital Management
Virginia
$11M +$1M +15,300 +10%
CCP
330
Clough Capital Partners
Massachusetts
$10.8M +$26.2K +400 +0.2%
ZEP
331
Zeno Equity Partners
United Kingdom
$10.8M +$59.8K +910 +0.6%
NNPTE
332
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
$10.7M +$10.7M +163,806 New
PIM
333
Penobscot Investment Management
Massachusetts
$10.7M +$653K +9,952 +6%
YCM
334
Yousif Capital Management
Michigan
$10.7M -$95.6K -1,457 -0.9%
NYLIM
335
New York Life Investment Management
New York
$10.6M +$11.3K +172 +0.1%
CIBC World Market
336
CIBC World Market
Ontario, Canada
$10.6M +$1.86M +28,430 +21%
UHC
337
Union Heritage Capital
Michigan
$10.6M – – –
PI
338
PGGM Investments
Netherlands
$10.5M -$1.87M -28,453 -15%
CCM
339
Copeland Capital Management
Pennsylvania
$10.5M +$9.15M +139,577 +679%
MCM
340
Marsico Capital Management
Colorado
$10.5M – – –
NLGIA
341
Nippon Life Global Investors Americas
New York
$10.5M +$2.53M +38,460 +32%
AFG
342
Albion Financial Group
Utah
$10.4M +$10.4M +158,796 +31,951%
HC
343
Hendley & Co
Ohio
$10.3M +$1.76M +26,825 +20%
Focus Partners Wealth
344
Focus Partners Wealth
Massachusetts
$10.3M +$1.54M +23,544 +18%
CCM
345
Carderock Capital Management
Maryland
$10.2M -$649K -9,900 -6%
TPSF
346
Texas Permanent School Fund
Texas
$10.1M +$10.1M +131,687 New
GLF
347
Groupe la Francaise
France
$10.1M +$1.25M +18,333 +14%
OSAM
348
O'Shaughnessy Asset Management
Connecticut
$10.1M +$1.29M +19,646 +15%
MSE
349
MUFG Securities EMEA
United Kingdom
$10.1M +$1.18M +17,999 +13%
VLKIM
350
Van Lanschot Kempen Investment Management
Netherlands
$10.1M +$10.1M +153,556 New
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