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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 %
SIS
1376
Sound Income Strategies
Florida
$2.36K – – –
HWA
1377
HHM Wealth Advisors
Tennessee
$2.23K – – –
SFG
1378
Stonebridge Financial Group
Pennsylvania
$2.23K +$2.23K +34 New
PP
1379
Pacifica Partners
Canada
$2.07K +$2.07K +33 New
CWC
1380
Carolinas Wealth Consulting
North Carolina
$1.97K -$6.69K -102 -77%
SN
1381
Sittner & Nelson
Oregon
$1.97K – – –
NL
1382
NVWM LLC
Pennsylvania
$1.97K +$656 +10 +50%
CSC
1383
Caldwell Sutter Capital
California
$1.84K – – –
TCM
1384
Tradewinds Capital Management
Washington
$1.71K – – –
OCM
1385
Osterweis Capital Management
California
$1.64K +$1.64K +25 New
PS
1386
PayPay Securities
Japan
$1.62K -$809 -12 -33%
1IA
1387
1620 Investment Advisors
Massachusetts
$1.6K – – –
BFS
1388
Bare Financial Services
Pennsylvania
$1.51K +$1.51K +23 New
CIA
1389
Cape Investment Advisory
Georgia
$1.31K -$262 -4 -17%
WTFG
1390
Wood Tarver Financial Group
Idaho
$1.31K – – –
WWM
1391
Wolff Wiese Magana
California
$1.31K – – –
LIM
1392
Longfellow Investment Management
Massachusetts
$1.31K – – –
OBWP
1393
O'Brien Wealth Partners
Massachusetts
$1.31K +$1.31K +20 New
GC
1394
Garde Capital
Washington
$1.31K +$1.31K +20 New
WA
1395
WestEnd Advisors
North Carolina
$1.25K +$853 +13 +217%
HFM
1396
Hartford Financial Management
Connecticut
$1.18K – – –
GA
1397
GoalVest Advisory
New York
$1.05K -$2.49K -38 -70%
PWM
1398
Parkworth Wealth Management
California
$1.05K – – –
BHWM
1399
Bay Harbor Wealth Management
Maryland
$986 +$986 +15 New
Q1WB
1400
Quest 10 Wealth Builders
Virginia
$792 -$1.39K -21 -64%
54 55
56
57 58