The Form 4 filing, a report of insider stock activity, was filed on October 26, 2026. The sale took place on October 23, 2026, three days before the filing date.
Transaction details
| Transaction | |
|---|---|
| Date of Earliest Transaction | 2026-10-23 |
| Date of Latest Transaction | 2026-10-23 |
| Buy/Sell | sell |
| Transaction Count | 1 |
| Shares Transacted | 31,400 |
| Price | $227.02 |
| Total Transaction Value | $7,128,428.00 |
| Insider | |
| Ticker Symbol | LRCX |
| Company | LAM RESEARCH CORP |
| Insider Name | ARCHER TIMOTHY |
| Insider Title | President and CEO |
| Sector - Industry | Other - Unclassified |
| Holdings | |
| Total Shares Owned After Transaction | 1,075,966 |
| Position Size Change | 2.84% |
| Filing | |
| Filing Date | 2026-10-26 |
| SEC Link | View filing |
FAQ
What type of transaction is this?
This was a stock sale, reported under transaction code S. The transaction details also suggest a link to an exercise or conversion, explained below.
What was the average price of the transaction?
The reported average price was $227.02 per share.
How did this transaction affect the insider's holdings?
Timothy Archer sold 31,400 shares and reported owning 1,075,966 shares afterward. The sale represented 2.84% of his reported shares before the sale.
What's the total transaction value?
The total reported value was $7,128,428.00. This amount covers one sale transaction.
Are there any special circumstances around this transaction?
Yes. The transaction information identifies a Rule 10b5-1 trading-plan reference. These plans set trading instructions in advance. No filing footnote text is available to confirm whether the plan covered this sale or explain its terms.
The details also suggest a match with an exercise or conversion reported under code M for the same number of shares. An exercise or conversion can turn a right to buy stock, or another type of holding, into shares.
Only the sale details are available here. The related transaction's date, stock type, and account cannot be checked. Matching share counts alone do not establish that the shares received were the shares sold. The available information does not explain how the linked transaction was carried out.
For research purposes only; not investment advice.