Key facts
- This page summarizes Seshasayee Varadarajan's Form 4 filing for LAM RESEARCH CORP (LRCX).
- 7 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 03 Sep 2026, 15:06.
Seshasayee Varadarajan - 02 Sep 2026 Form 4 Insider Report for LAM RESEARCH CORP (LRCX)
- Reporting relationship
- Senior Vice President
- Issuer ticker
- LRCX
- Reported as of
- 02 Sep 2026
- Net transaction value
- -$17,406,370
- SEC form
- 4
- Accepted by SEC
- 03 Sep 2026, 15:06:03 UTC
- Prior SEC filing
- 02 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- Marta Woods by Power of Attorney
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Seshasayee Varadarajan filed Form 4 for LAM RESEARCH CORP (LRCX) on 03 Sep 2026.
Change
- Previous filing in this sequence was filed on 02 Mar 2026.
- Current net transaction value: -$17,406,370.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001707827
Primary reporting owner
Varadarajan Seshasayee
- Relationship
- Senior Vice President
- Address
- C/O LAM RESEARCH CORPORATION, 4650 CUSHING PARKWAY, FREMONT
- Signature
- Marta Woods by Power of Attorney
- Signature date
- 03 Sep 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
LRCX
transaction
Common Stock
Sale
- Transaction value
- $5,826,400
- Shares
- -20,000
- Change %
- -8.9%
- Price
- $291.32
- Shares after
- 205,546
- Date
- 02 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
LRCX
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +12,270
- Change %
- +6%
- Price
- $59.88*
- Shares after
- 217,816
- Date
- 02 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
LRCX
transaction
Common Stock
Sale
- Transaction value
- $3,574,496
- Shares
- -12,270
- Change %
- -5.6%
- Price
- $291.32
- Shares after
- 205,546
- Date
- 02 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
LRCX
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +27,480
- Change %
- +13%
- Price
- $30.03*
- Shares after
- 233,026
- Date
- 02 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
LRCX
transaction
Common Stock
Sale
- Transaction value
- $8,005,474
- Shares
- -27,480
- Change %
- -12%
- Price
- $291.32
- Shares after
- 205,546
- Date
- 02 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
LRCX
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 2,367
- Date
- 02 Sep 2026
- Ownership
- By 401(k)
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
LRCX
transaction
Derivative
Employee Stock Option (Right to Buy)
Options Exercise
- Transaction value
- Shares
- -12,270
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 02 Sep 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 12,270
- Exercise price
- $59.88
- Footnotes
- F3
LRCX
transaction
Derivative
Employee Stock Option (Right to Buy)
Options Exercise
- Transaction value
- Shares
- -27,480
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 02 Sep 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 27,480
- Exercise price
- $30.03
- Footnotes
- F4
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Rule 10b5-1 trading plan
These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.
Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).
Explanation of responses 4 footnotes
Footnote F1
This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 4, 2026.
Footnote F2
The amount reported includes shares subject to unvested restricted stock units.
Footnote F3
The stock options will become exercisable in three equal installments on 03/01/2022, 03/01/2023, and 03/01/2024.
Footnote F4
The stock options will become exercisable in three equal installments on 03/02/2021, 03/02/2022, and 03/02/2023.