Lam Research (LRCX)
Across 86 earnings reports since Oct 13, 2004, Lam Research (LRCX) has a clear post-earnings pattern. It moves ±4.69% on average after reporting and finishes higher 59.3% of the time. Its largest post-earnings gain was +15.7% (Jan 23, 2019) and its largest decline was -14.61% (Jan 17, 2007). The next earnings report is predicted for 2026-07-28 (estimated).
Earnings reactions
How LRCX moved on each past earnings report.
Earnings Impact
Total Earnings
86
Avg Abs. Movement
±4.69%
Positive %
59.3%
Negative %
40.7%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| Apr 22, 2026 | ☽ POST | -2.63% | open_in_new |
| Jan 28, 2026 | ☽ POST | +3.59% | open_in_new |
| Oct 22, 2025 | ☽ POST | +4.45% | open_in_new |
| Jul 30, 2025 | ☽ POST | -4.29% | open_in_new |
Earnings Count
86
Total earnings in dataset
Avg Abs. Movement
±4.69%
Avg % price change on earnings
Institutional ownership
Holdings as of Jun 30, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| 4 | 20260714 | open_in_new SEC.gov |
| 144 | 20260713 | open_in_new SEC.gov |
| 4 | 20260706 | open_in_new SEC.gov |
| 144 | 20260702 | open_in_new SEC.gov |
| 11-K | 20260625 | open_in_new SEC.gov |
| 4 | 20260615 | open_in_new SEC.gov |
| 4 | 20260615 | open_in_new SEC.gov |
| 144 | 20260612 | open_in_new SEC.gov |
| 144 | 20260611 | open_in_new SEC.gov |
| 4 | 20260602 | open_in_new SEC.gov |
Frequently asked about LRCX earnings
When does Lam Research report earnings next? expand_more
Lam Research (LRCX)'s next earnings date is estimated for 2026-07-28. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does LRCX stock move after earnings? expand_more
Over 86 reports, LRCX has moved an average of ±4.69% the session after earnings, closing higher 59.3% of the time.
What was LRCX's biggest post-earnings move? expand_more
LRCX's largest post-earnings gain on record was +15.7% on Jan 23, 2019, and its largest decline was -14.61% on Jan 17, 2007.
Where can I find Lam Research's SEC filings? expand_more
All of Lam Research's SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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