Guinness Asset Management LTD OC — OWENS CORNING NEW

Ownership history in Guinness Asset Management LTD  ·  9 quarters on record

AI Ownership Summary

Guinness Asset Management LTD reported OWENS CORNING NEW (OC) in 9 quarterly 13F filings from 2024 Q2 through 2026 Q2. Peak portfolio weight reached 0.63% in 2024 Q2. The latest visible filing shows OC at 0.17% 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.

What this OC ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Guinness Asset Management LTD's position in OWENS CORNING NEW, 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

OC was reported at 0.17% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.63% 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
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.

OC stock page Guinness Asset Management LTD fund profile Guinness Asset Management LTD full holdings
How Guinness Asset Management LTD held OC — position size vs. price
% of Fund (quarterly)    OC 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 ADDED — — — 65,014 +1,402 +2.2% 0.17% $10.3M 2026-07-29 $136.37
2026 Q1 ADDED — — — 63,612 +573 +0.9% 0.12% $6.9M 2026-04-21 $121.26
2025 Q4 ADDED — — — 63,039 +12,573 +24.9% 0.12% $7.1M 2026-02-09 $134.03
2025 Q3 REDUCED 8.4% -19.7% ✅ 50,466 -4,637 -8.4% 0.11% $7.1M 2025-11-05 $108.87
2025 Q2 REDUCED 20.5% +3.1% ❌ 55,103 -14,171 -20.5% 0.14% $7.6M 2025-08-01 $133.17
2025 Q1 REDUCED 38.3% -3.7% ✅ 69,274 -42,968 -38.3% 0.21% $9.9M 2025-05-13 $138.39
2024 Q4 REDUCED 27.4% -15.4% ✅ 112,242 -42,359 -27.4% 0.36% $19.1M 2025-01-16 $173.14
2024 Q3 REDUCED 12.6% -3.6% ✅ 154,601 -22,199 -12.6% 0.52% $27.3M 2024-10-10 $168.68
2024 Q2 INITIATED — — — 176,800 — — 0.63% $30.7M 2024-07-11 $167.37

🏢 Other funds also holding OC

As of 2026 Q2 — sorted by position size

apricus wealth, LLC 3Y 2.96% NAN FUNG TRINITY (HK) Ltd 3Y 2.92% Kimelman & Baird, LLC 3Y 7Y 2.31% Skylands Capital, LLC 3Y 7Y 2.23% Leibman Financial Services, Inc. 2.18% PICTET BANK & TRUST Ltd 3Y 7Y 2.04% WealthBridge Investment Counsel Inc. 3Y 1.54% Triodos Investment Management BV 3Y 7Y 1.51% Bosman Wealth Management, LLC 1.45% Trium Capital LLP 3Y 1.19%

FAQ About Guinness Asset Management LTD and OC

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

How long has Guinness Asset Management LTD reported owning OC?

Guinness Asset Management LTD reported OC across 9 quarterly 13F filings, from 2024 Q2 through 2026 Q2.

What was the largest reported OC position in Guinness Asset Management LTD's portfolio?

The largest reported portfolio weight for OC was 0.63% in 2024 Q2.

What is the latest reported OC position on this page?

The most recent filing on this page is 2026 Q2, when Guinness Asset Management LTD reported 65,014 shares, equal to 0.17% of portfolio, with an estimated market value of $10.3M.

What does the chart on this OC ownership page compare?

The chart compares Guinness Asset Management LTD's quarterly OC 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 Guinness Asset Management LTD time their OC position?

Based on 13F filing dates vs. subsequent OC price moves, Guinness Asset Management LTD correctly timed 5 out of 8 reported position changes (62%). The annualised alpha on OC relative to SPY over the holding period was -21.6%.

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