Insider trade

Officer sold ~$334K of LRCX shares in the open market

Traded Mar 4, 2026 · Filed Mar 5, 2026

Lam ResearchLRCX

~$334K
Reported value · 1,500 sh @ $222.66: 53K
Holds after · shares reported: +52.5%
stock since the trade · S&P 500 +11.5%, $222.99 → $340.10 on Oct 1

Why it stands out

Lam Research's Chief Legal Officer sold $334K of Lam Research shares. It happened by itself, for taxes or pay.

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 Ownership

All the details

Dates, kept separate

Transaction date: Mar 4, 2026
Reporting period: Not applicable
Filed with the SEC: Mar 5, 2026

Officer$100K–$500KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$333,990

Shares × reported transaction price

Timing vs results

35 days after results of Jan 28, 2026, 49 days before results of Apr 22, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $222.99 on Mar 4, 2026, 277% above its 52-week low and 11% below its high, little changed over the previous 30 trading days

52-week range $59.09 (Apr 4, 2025) to $249.48 (Feb 25, 2026), 86% of the way up, from 251 adjusted closes. 30 trading days earlier: $222.41 on Jan 20, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references vesting of compensation awards

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+6.5%	-1.5%	+8.0%
30 days	+10.7%	-2.0%	+12.7%
90 days	+68.8%	+12.6%	+56.2%
180 days	+44.6%	+13.8%	+30.8%

Past results only. Not a forecast.

Source receipt

Record ID: 0001642415-26-000006
Filed / recorded: Mar 5, 2026, 6:48 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: Ava Harter
Relationship: Officer
Officer title: Chief Legal Officer
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Mar 4, 2026
Transaction code: S
Shares / units: 1,500
Price per share: $222.66
Acquired / disposed: Disposed (D)
Shares owned after: 53,205.455
Ownership form: Direct
Amendment: No

Footnotes from the filing

The amount reported includes shares subject to unvested restricted stock units.

Around the same time

7mo ago

Congress trade

$1,001 - $15,000Reported range · official band, not an exact amount

5 different filers disclosed LRCX within 90 days. Disclosed 8 days after the transaction; reported as an official range, not an exact amount.

Why it stands out Official record

7mo ago

4,571Shares

Gift or transfer — classified separately from trades.

Why it stands out Official record

7mo ago

Congress trade

$1,001 - $15,000Reported range · official band, not an exact amount

5 different filers disclosed LRCX within 90 days. Disclosed 8 days after the transaction; reported as an official range, not an exact amount.

Why it stands out Official record