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Lam Research

2,385 hedge funds and large institutions have $183B invested in Lam Research in 2025 Q4 according to their latest regulatory filings, with 452 funds opening new positions, 768 increasing their positions, 896 reducing their positions, and 125 closing their positions.

New
Increased
Maintained
Reduced
Closed

262% more first-time investments, than exits

New positions opened: 452 | Existing positions closed: 125

38% more funds holding in top 10

Funds holding in top 10: 82113 (+31)

34% more capital invested

Capital invested by funds: $136B → $183B (+$46.5B)

13% more funds holding

Funds holding: 2,1062,385 (+279)

3.11% more ownership

Funds ownership: 80.78%83.89% (+3.1%)

14% less repeat investments, than reductions

Existing positions increased: 768 | Existing positions reduced: 896

29% less call options, than puts

Call options by funds: $4.3B | Put options by funds: $6.05B

Holders
2,385
Holders Change
+279
Holders Change %
+13.25%
% of All Funds
29.01%
Holding in Top 10
113
Holding in Top 10 Change
+31
Holding in Top 10 Change %
+37.8%
% of All Funds
1.37%
New
452
Increased
768
Reduced
896
Closed
125
Calls
$4.3B
Puts
$6.05B
Net Calls
-$1.75B
Net Calls Change
-$1.25B
Name Holding Trade Value Shares
Change
Change in
Stake
EFS
1251
Essex Financial Services
Connecticut
$1.2M +$36.5K +235 +3%
HSA
1252
HBK Sorce Advisory
Pennsylvania
$1.2M +$7.93K +51 +1%
TPCW
1253
TD Private Client Wealth
New York
$1.19M -$84.1K -541 -7%
HTC
1254
Haverford Trust Company
Pennsylvania
$1.19M +$32K +206 +3%
EMCIP
1255
Ewing Morris & Co Investment Partners
Ontario, Canada
$1.18M +$1.06M +6,834 New
PWA
1256
Pitcairn Wealth Advisors
Pennsylvania
$1.18M +$1.07M +6,911 New
CFG
1257
Carr Financial Group
Massachusetts
$1.18M -$108K -692 -9%
AGWCA
1258
Annis Gardner Whiting Capital Advisors
Florida
$1.18M +$182K +1,173 +21%
BP
1259
BNP Paribas
France
$1.17M +$15.2K +98 +1%
FA
1260
Fagan Associates
New York
$1.17M +$1.07M +6,853 New
IFS
1261
Ifrah Financial Services
Arkansas
$1.16M -$19.1K -123 -2%
LWM
1262
LJI Wealth Management
Indiana
$1.16M +$82K +527 +8%
VBCG
1263
Valley Brook Capital Group
Pennsylvania
$1.16M -$7.78K -50 -0.7%
7WCP
1264
71 West Capital Partners
Massachusetts
$1.16M +$1.05M +6,754 New
JCM
1265
Janney Capital Management
Pennsylvania
$1.16M +$12.6K +81 +1%
RCG
1266
Regatta Capital Group
California
$1.15M -$13.1K -84 -1%
PFS
1267
Physicians Financial Services
North Carolina
$1.15M
RCA
1268
Resonant Capital Advisors
Wisconsin
$1.15M -$8.4K -54 -0.8%
WEG
1269
World Equity Group
Illinois
$1.15M -$7.78K -50 -0.7%
PCM
1270
Prelude Capital Management
New York
$1.15M +$754K +4,848 +260%
MWP
1271
Madison Wealth Partners
Wisconsin
$1.15M +$25.5K +164 +3%
MFG
1272
Midwest Financial Group
Kansas
$1.14M
DQRIM
1273
Dale Q Rice Investment Management
Washington
$1.13M
BFS
1274
Burr Financial Services
California
$1.13M +$10.3K +66 +1%
AIA
1275
Affinity Investment Advisors
California
$1.13M -$69.8K -449 -6%