GAMCO INVESTORS, INC. ET AL

Position in LRCX — Lam Research Corp

CIK 807249 GREENWICH, CT

Position in LRCX

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$3,409,873

+$2,730,007 QoQ

Shares Held

7,869

+147.3% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#1,276

of 3,121 holders

Holding Since

Mar 2020

12 quarters on record

Voting authority Sole 67% Shared 0% None 33%

Technology · as of Jun 30, 2026

GAMCO INVESTORS, INC. ET AL holds $37,611,489 across 6 Semiconductor Equipment & Materials names. LRCX ranks #5 (9.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AMAT	Applied Materials Inc /De	15,770	$11,401,710
2	ASML	Asml Holding NV	5,104	$10,154,101
3	Q	Qnity Electronics, Inc.	49,215	$8,037,301
4	ENTG	Entegris Inc	19,956	$3,589,286
5	LRCX	Lam Research Corp This page	7,869	$3,409,873
6	AMBA	Ambarella Inc	11,879	$1,019,218

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,409,873	7,869	+147.3%	Shares	Sole	2026-08-12
2026-03-31	$679,866	3,182	+536.4%	Shares	Sole	2026-05-14
2023-03-31	$265,060	500	-90.2%	Shares	Sole	2023-05-12
2022-03-31	$2,729,983	5,078	+0.1%	Shares	Sole	2022-05-18
2021-12-31	$3,646,809	5,071	-2.1%	Shares	Sole	2022-02-11
2021-09-30	$2,947,627	5,179	-0.1%	Shares	Sole	2021-11-12
2021-06-30	$3,374,530	5,186	+6.2%	Shares	Sole	2021-08-13
2021-03-31	$2,907,747	4,885	+1.6%	Shares	Sole	2021-05-14
2020-12-31	$2,270,201	4,807	-6.1%	Shares	Sole	2021-02-05
2020-09-30	$1,698,891	5,121	+0.2%	Shares	Sole	2020-11-06
2020-06-30	$1,653,850	5,113	+92.8%	Shares	Sole	2020-08-13
2020-03-31	$636,480	2,652	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.