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Lam Research

2,347 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 427 funds opening new positions, 763 increasing their positions, 890 reducing their positions, and 122 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

3.54% more ownership

Funds ownership: 80.68%84.23% (+3.5%)

14% less repeat investments, than reductions

Existing positions increased: 763 | Existing positions reduced: 890

29% less call options, than puts

Call options by funds: $4.3B | Put options by funds: $6.04B

Holders
2,347
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
113
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.3B
Puts
$6.04B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
KG
2201
Kilter Group
New York
$48.4K
WBC
2202
West Branch Capital
Massachusetts
$46.6K
HHMI
2203
Howard Hughes Medical Institute
Maryland
$46.2K
ECA
2204
Elevated Capital Advisors
Utah
$46.2K
AP
2205
Aspect Partners
Virginia
$45.4K
BC
2206
Barrett & Company
Rhode Island
$44.9K
CT
2207
Clearstead Trust
Maine
$44.7K
WA
2208
WPG Advisers
Maryland
$43.8K
SGL
2209
Sankala Group LLC
Colorado
$43.1K
NEWAS
2210
N.E.W. Advisory Services
Wisconsin
$42.8K
WFA
2211
West Financial Advisors
Iowa
$42.8K
MAFA
2212
MJT & Associates Financial Advisory
Minnesota
$42.8K
SVCP
2213
Silicon Valley Capital Partners
California
$42K
TCM
2214
Triumph Capital Management
Colorado
$42K
W
2215
WealthCollab
Washington
$41.6K
HIA
2216
Harbor Investment Advisory
Maryland
$41.1K
SC
2217
Steph & Co
Wisconsin
$40.2K
LFA
2218
LGT Financial Advisors
Texas
$39.5K
WCM
2219
Westend Capital Management
California
$39.4K
OAJ
2220
Ogorek Anthony Joseph
New York
$39K
STB
2221
S&T Bank
Pennsylvania
$37.7K
JWM
2222
Jessup Wealth Management
Ohio
$37.5K
UOTTAIMCU
2223
University of Texas/Texas AM Investment Management Co (UTIMCO)
Texas
$37.1K
MWPCG
2224
Measured Wealth Private Client Group
New Hampshire
$37.1K
B
2225
Birchbrook
Maine
$36.2K