FLPUTNAM INVESTMENT MANAGEMENT CO LRCX — Lam Research

Ownership history in FLPUTNAM INVESTMENT MANAGEMENT CO  ·  39 quarters on record

AI Ownership Summary

FLPUTNAM INVESTMENT MANAGEMENT CO reported Lam Research (LRCX) in 39 quarterly 13F filings from 2024 Q2 through 2026 Q2. Peak portfolio weight reached 1.51% in 2026 Q2. The latest visible filing shows LRCX at 1.51% 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 FLPUTNAM INVESTMENT MANAGEMENT CO's position in Lam Research, 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
2026 Q2

LRCX was reported at 1.51% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
1.51% in 2026 Q2

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

Time in book
Holding Window
2024 Q2 to 2026 Q2

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.

LRCX stock page FLPUTNAM INVESTMENT MANAGEMENT CO fund profile FLPUTNAM INVESTMENT MANAGEMENT CO full holdings
How FLPUTNAM INVESTMENT MANAGEMENT CO held LRCX — position size vs. price
% of Fund (quarterly)    LRCX price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED 24.0% -27.4% ✅ 292,741 -92,333 -24.0% 1.51% $126.9M 2026-08-06 $305.45
2026 Q1 REDUCED 20.6% +92.5% ❌ 385,074 -99,755 -20.6% 1.23% $82.3M 2026-05-05 $275.31
2025 Q4 REDUCED — — — 484,829 -12,025 -2.4% 1.21% $83.0M 2026-02-09 $228.60
2025 Q3 ADDED — — — 496,854 +25,173 +5.3% 0.99% $66.5M 2025-10-10 $130.77
2025 Q2 REDUCED — — — 471,681 -4,531 -1.0% 0.79% $45.9M 2025-08-12 $104.59
2025 Q1 ADDED — — — 476,212 +4,823 +1.0% 0.65% $34.6M 2025-05-15 $84.02
2024 Q4 ADDED — — — 471,389 +408,635 +651.2% 0.62% $34.0M 2025-02-05 $80.96
2024 Q3 ADDED — — — 62,754 +4,886 +8.4% 0.77% $43.0M 2024-11-08 $77.02
2024 Q2 REDUCED — — — 57,868 -1,283 -2.2% 1.16% $61.6M 2024-08-14 $83.01
30 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding LRCX

As of 2026 Q2 — sorted by position size

OAKTOP CAPITAL MANAGEMENT II, L.P. 3Y 7Y 38.0% Four Tree Island Advisory LLC 32.55% Trybe Capital Management LP 3Y 19.02% Harbor Island Capital LLC 3Y 7Y 17.18% Miller Capital Partners, Inc. 16.78% GROESBECK INVESTMENT MANAGEMENT CORP /NJ/ 3Y 7Y 15.39% Heard Capital LLC 3Y 14.05% Blue Whale Capital LLP 3Y 13.98% Anther Capital Ltd 13.92% CROSSLINK CAPITAL INC 3Y 7Y 13.8%

FAQ About FLPUTNAM INVESTMENT MANAGEMENT CO and LRCX

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

How long has FLPUTNAM INVESTMENT MANAGEMENT CO reported owning LRCX?

FLPUTNAM INVESTMENT MANAGEMENT CO reported LRCX across 9 quarterly 13F filings, from 2024 Q2 through 2026 Q2.

What was the largest reported LRCX position in FLPUTNAM INVESTMENT MANAGEMENT CO's portfolio?

The largest reported portfolio weight for LRCX was 1.51% in 2026 Q2.

What is the latest reported LRCX position on this page?

The most recent filing on this page is 2026 Q2, when FLPUTNAM INVESTMENT MANAGEMENT CO reported 292,741 shares, equal to 1.51% of portfolio, with an estimated market value of $126.9M.

What does the chart on this LRCX ownership page compare?

The chart compares FLPUTNAM INVESTMENT MANAGEMENT CO'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.

How well did FLPUTNAM INVESTMENT MANAGEMENT CO time their LRCX position?

Based on 13F filing dates vs. subsequent LRCX price moves, FLPUTNAM INVESTMENT MANAGEMENT CO correctly timed 22 out of 38 reported position changes (58%). The annualised alpha on LRCX relative to SPY over the holding period was +51.9%.

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