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Mattson Financial Services’s Lam Research LRCX Stock Holding History

Mattson Financial Services’s Portfolio LRCX Stock Details LRCX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.84M Buy
15,073
+554
+4% +$168K 1.01% 21
2026
Q1 		$3.1M Sell
14,519
-2,462
-14% -$550K 0.74% 43
2025
Q4 		$2.91M Sell
16,981
-8,513
-33% -$1.32M 0.68% 51
2025
Q3 		$3.41M Buy
25,494
+685
+3% +$72.5K 0.82% 38
2025
Q2 		$2.41M Buy
24,809
+1,240
+5% +$98.3K 0.65% 57
2025
Q1 		$1.71M Buy
23,569
+21,603
+1,099% +$1.7M 0.52% 74
2024
Q4 		$1.6M Sell
1,966
-20,084
-91% -$1.52M 0.51% 73
2024
Q3 		$2.35M Sell
22,050
-160
-0.7% -$13.9K 0.84% 38
2024
Q2 		$2.37M Buy
+22,210
New +$2.13M 0.84% 38

Other funds holding LRCX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mattson Financial Services's LRCX Position: Q2 2026 in Review

Mattson Financial Services increased its Lam Research (LRCX) stake by 3.8% in Q2 2026, buying an estimated $168K and bringing the position to 15,073 shares worth $4.84M. The position accounts for 1.01% of the portfolio, ranked #21.

Mattson Financial Services first reported a position in LRCX in Q2 2024 and has held it in 9 quarters since. 3,140 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.

  • Mattson Financial Services held 15,073 shares of Lam Research worth $4.84M as of Q2 2026.
  • Mattson Financial Services bought 554 Lam Research shares in Q2 2026, an estimated $168K.
  • Lam Research made up 1.01% of Mattson Financial Services's portfolio in Q2 2026, its #21 holding.
  • Mattson Financial Services first reported a position in Lam Research in Q2 2024 and has held it in 9 quarters since.
  • 3,140 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.

Based on Mattson Financial Services's 13F filing for Q2 2026, filed 4 Aug 2026.