Calamos Advisors’s Lam Research LRCX Stock Holding History

Calamos Advisors’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
2023 Q1	–	Sell	-110,000	Closed	-$4.62M	–	1183
2022 Q4	$4.62M	Buy	+110,000	New	+$4.6M	0.02%	685

Other funds holding LRCX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Calamos Advisors's LRCX Position: Q2 2026 in Review

Calamos Advisors reduced its Lam Research (LRCX) stake by 12% in Q2 2026, selling an estimated $14.5M and leaving 365,435 shares worth $158M. The position accounts for 0.53% of the portfolio, ranked #32.

Calamos Advisors first reported a position in LRCX in Q4 2013 and has held it in 45 quarters since. 3,130 funds tracked by Wall St. Rank hold LRCX as of Q2 2026.

Calamos Advisors held 365,435 shares of Lam Research worth $158M as of Q2 2026.
Calamos Advisors sold 47,716 Lam Research shares in Q2 2026, an estimated $14.5M.
Lam Research made up 0.53% of Calamos Advisors's portfolio in Q2 2026, its #32 holding.
Calamos Advisors first reported a position in Lam Research in Q4 2013 and has held it in 45 quarters since.
3,130 funds tracked by Wall St. Rank held Lam Research as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.