LRCX icon

Lam Research

1,775 hedge funds and large institutions have $74.2B invested in Lam Research in 2025 Q1 according to their latest regulatory filings, with 270 funds opening new positions, 727 increasing their positions, 541 reducing their positions, and 138 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

4% more call options, than puts

Call options by funds: $1.79B | Put options by funds: $1.72B

0.45% less ownership

Funds ownership: 80.1%79.65% (-0.45%)

0% less capital invested

Capital invested by funds: $74.6B → $74.2B (-$361M)

Holders
1,775
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
31
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.79B
Puts
$1.72B
Net Calls
Net Calls Change

Top Buyers

1 +$608M
2 +$587M
3 +$562M
4
Coatue Management
Coatue Management
New York
+$303M
5
Citadel Advisors
Citadel Advisors
Florida
+$257M

Top Sellers

1 -$1.28B
2 -$468M
3 -$271M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
-$260M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$234M
Name Holding Trade Value Shares
Change
Change in
Stake
Hudson Bay Capital Management
326
Hudson Bay Capital Management
Connecticut
$12.6M
Cambridge Investment Research Advisors
327
Cambridge Investment Research Advisors
Iowa
$12.6M
ABTD
328
Arvest Bank Trust Division
Oklahoma
$12.6M
Public Employees Retirement Association of Colorado
329
Public Employees Retirement Association of Colorado
Colorado
$12.6M
CIA
330
Covington Investment Advisors
Pennsylvania
$12.5M
ERP
331
Eldred Rock Partners
Texas
$12.4M
LW
332
Linscomb Wealth
Texas
$12.2M
DIG
333
DeepCurrents Investment Group
New York
$12.2M
PA
334
Profund Advisors
Maryland
$12.1M
JPMIA
335
J.P. Marvel Investment Advisors
Massachusetts
$12M
HFM
336
Harvest Fund Management
China
$11.9M
LSERS
337
Louisiana State Employees Retirement System
Louisiana
$11.8M
GAM
338
Generali Asset Management
Italy
$11.8M
OSAM
339
O'Shaughnessy Asset Management
Connecticut
$11.8M
HP
340
Hosking Partners
United Kingdom
$11.7M
CAM
341
Cozad Asset Management
Illinois
$11.7M
JG
342
Jain Global
New York
$11.7M
TMAM
343
Tokio Marine Asset Management
Japan
$11.7M
YCM
344
Yousif Capital Management
Michigan
$11.7M
Fifth Third Bancorp
345
Fifth Third Bancorp
Ohio
$11.5M
BEI
346
Benjamin Edwards Inc
Missouri
$11.4M
MIF
347
Mediolanum International Funds
Ireland
$11.4M
TPSF
348
Texas Permanent School Fund
Texas
$11.4M
PI
349
Point72 Italy
Italy
$11.3M
CWM
350
CIBC World Markets
New York
$11.3M