Supply breakdown
Shares as of Oct 20, 2026| Category | Shares | % | Value | Status |
|---|---|---|---|---|
| Circulating | 1.25B | 100.0% | $541.30B | Estimated |
| Free float | - | - | - | Unavailable |
| Insider-held, unrestricted | - | - | - | Unavailable |
| Locked team funds | 0 | 0.0% | $0 | Unavailable |
| Other restricted | 0 | 0.0% | $0 | Unavailable |
| Total outstanding | 1.25B | 100.0% | $541.30B | Verified |
| Ownership views (overlap the categories above, never added) | ||||
| Institutional holdings (13F) | 1.07B | 85.9% | $465.14B | Estimated |
| Insider-held, all (Forms 3, 4, 5) | - | - | - | Unavailable |
Institutional and insider holdings can include both tradable and locked shares, so they are shown for reference and never added to the total. Check: circulating + locked team + other restricted = total outstanding reconciles.
Valuation
- Traditional$541.30B
- Fully diluted$543.42B
- Circulating$541.30B
- Free float-
- Locked team value$0
- Other restricted value$0
Locked and restricted shares
Not reviewed yet.
Institutional holders
| Holder | Shares | % of total |
|---|---|---|
| BlackRock, Inc. | 132.73M | 10.63% |
| VANGUARD CAPITAL MANAGEMENT LLC | 81.68M | 6.54% |
| STATE STREET CORP | 60.70M | 4.86% |
| Invesco Ltd. | 52.32M | 4.19% |
| JPMORGAN CHASE & CO | 45.32M | 3.63% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 36.64M | 2.93% |
| GEODE CAPITAL MANAGEMENT, LLC | 34.51M | 2.76% |
| FMR LLC | 33.68M | 2.70% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 24.60M | 1.97% |
| MORGAN STANLEY | 19.22M | 1.54% |
Insiders
Forms 3, 4 and 5Form 4 aggregation pending
Share classes
| Class | Listing | Shares outstanding | As of |
|---|---|---|---|
| Common stock | LRCX on Nasdaq | 1,249,171,000 | Oct 20, 2026 |
Notes and sources
- LAM RESEARCH CORP 10-Q for period ended 2026-09-27, Cover page (0000707549-26-000054)
- SEC public float (non-affiliates): $178.31B as of Dec 28, 2025, from the 10-K cover. It is a dollar value at a past date, not circulating supply.