Timothy Archer Insider Trades at Lam Research ($LRCX)

President and CEO · Lam Research Corporation · Latest filing Oct 23, 2026

Timothy Archer, President and CEO at Lam Research Corporation has 2 Form 4 trades on file since Jul 2, 2026. Open-market activity: 0 purchases ($0) and 2 sales ($18.83M), net -$18.83M. Latest filing: disposed of 31.40K shares of $LRCX on Oct 23, 2026 at $227.02.

Trades on file

2

Open-market bought

$0

Open-market sold

$18.83M

Net open-market

-$18.83M

Shares held ($LRCX)

1.08M

Latest filing

Oct 23, 2026

Shares held by Timothy Archer

• $LRCX1.08M sh

Shares owned after the most recent Form 4 for each company.

All insider trades by Timothy Archer

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 23, 2026	$LRCX	Sell (Open-market sale) 10b5-1	31.40K	$227.02	$7.13M	1.08M	-2.84%				President and CEO	SEC	Read
Jul 2, 2026	$LRCX	Sell (Open-market sale) 10b5-1	30K	$390.01	$11.70M	1.08M	-2.71%	+0.5%	-16.2%		President and CEO	SEC	—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Timothy Archer traded

• $LRCX

Frequently asked questions

Has Timothy Archer been buying or selling stock?

Timothy Archer has 0 open-market purchases and 2 open-market sales on file, net -$18.83M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Timothy Archer's latest insider trade?

disposed of 31.40K shares of $LRCX on Oct 23, 2026 at $227.02.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.