Compensation award — excluded from discretionary-purchase analysis.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
Feb 27, 2026
Reporting period
Not applicable
Filed with the SEC
Mar 2, 2026
CEOGrant / award
Context
Classification
grant award
Code A — grant or award
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001343600-26-000007
Filed / recorded
Mar 2, 2026, 11:10 PM UTC
Added to OQRO
Oct 2, 2026, 12:28 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
LAM RESEARCH CORP
Issuer CIK
707549
Ticker
LRCX
Reporting person
Timothy Archer
Relationship
Officer
Officer title
President and CEO
Security
Market-based Performance Restricted Stock Unit
Table
Derivative (Table II)
Transaction date
Feb 27, 2026
Transaction code
A
Shares / units
76,580
Price per share
$0.00
Acquired / disposed
Acquired (A)
Shares owned after
76,580
Ownership form
Direct
Amendment
No
Footnotes from the filing
The Market-based performance restricted stock units will vest between 0% and 150% on 2/27/2029. The performance of this award is based on the percentile ranking of Lam Research's Total Shareholder Return relative to the Total Shareholder Return of the companies in the PHLX Semiconductor Total Return Index during the performance period of 02/2/2026 through 02/01/2029.