Winthrop Advisory Group LLC

Position in LRCX — Lam Research Corp

CIK 1739043 BOSTON, MA

Position in LRCX

as of Jun 30, 2026 · filed Jul 17, 2026 Compact

Position Value

$585,861

+$380,962 QoQ

Shares Held

1,352

+41.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.19%

of 13F equity value

Holder Rank

#2,186

of 3,103 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Technology · as of Jun 30, 2026

Winthrop Advisory Group LLC holds $6,118,822 across 4 Semiconductor Equipment & Materials names. LRCX ranks #3 (9.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	KLAC	Kla Corp	10,642	$3,210,797
2	AMAT	Applied Materials Inc /De	2,634	$1,904,382
3	LRCX	Lam Research Corp This page	1,352	$585,861
4	ASML	Asml Holding NV	210	$417,782

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$585,861	1,352	+41.0%	Shares	Sole	2026-07-17
2026-03-31	$204,899	959	—	Shares	Sole	2026-04-13
No filing history on record for this holder in this stock.