LRCX Lam Research COM

Ownership history in PINNACLE ASSOCIATES LTD  ·  106 quarters on record

AI Ownership Summary

PINNACLE ASSOCIATES LTD reported Lam Research COM (LRCX) in 106 quarterly 13F filings from 2023 Q3 through 2025 Q4. Peak portfolio weight reached 1.16% in 2024 Q2. The latest visible filing shows LRCX at 0.83% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this LRCX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was PINNACLE ASSOCIATES LTD's position in Lam Research COM, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

LRCX was reported at 0.83% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
1.16% in 2024 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q3 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How PINNACLE ASSOCIATES LTD held LRCX — position size vs. price
% of Fund (quarterly)    LRCX price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 10 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 378,825 -45,952 -10.8% 0.83% $64.8M 2026-02-14 (Est.) $235.25
2025 Q3 REDUCED 424,777 -52,166 -10.9% 0.75% $56.9M 2025-11-13 $152.88
2025 Q2 REDUCED 476,943 -117,775 -19.8% 0.67% $46.4M 2025-08-04 $97.94
2025 Q1 ADDED 594,718 +293 +0.0% 0.63% $43.2M 2025-05-06 $72.63
2024 Q4 ADDED 594,425 +516,482 +662.6% 0.58% $42.9M 2025-02-14 $81.90
2024 Q3 ADDED 77,943 +8,548 +12.3% 1.04% $61.0M 2024-10-25 $76.65
2024 Q2 REDUCED 69,395 -2,813 -3.9% 1.16% $73.9M 2024-07-30 $84.09
2024 Q1 REDUCED 72,208 -5,735 -7.4% 1.11% $70.2M 2024-04-26 $90.86
2023 Q4 REDUCED 77,943 -8,016 -9.3% 1.03% $61.0M 2024-01-19 $80.96
2023 Q3 REDUCED 85,959 -19,871 -18.8% 1.00% $53.9M 2023-10-24 $59.02
96 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About PINNACLE ASSOCIATES LTD and LRCX

These are the practical questions this page is built to answer before you even open the full history table.

How long has PINNACLE ASSOCIATES LTD reported owning LRCX?

PINNACLE ASSOCIATES LTD reported LRCX across 10 quarterly 13F filings, from 2023 Q3 through 2025 Q4.

What was the largest reported LRCX position in PINNACLE ASSOCIATES LTD's portfolio?

The largest reported portfolio weight for LRCX was 1.16% in 2024 Q2.

What is the latest reported LRCX position on this page?

The most recent filing on this page is 2025 Q4, when PINNACLE ASSOCIATES LTD reported 378,825 shares, equal to 0.83% of portfolio, with an estimated market value of $64.8M.

What does the chart on this LRCX ownership page compare?

The chart compares PINNACLE ASSOCIATES LTD's quarterly LRCX portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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