FORSTA AP-FONDEN OC — Owens Corning

Ownership history in FORSTA AP-FONDEN  ·  19 quarters on record

AI Ownership Summary

FORSTA AP-FONDEN reported Owens Corning (OC) in 19 quarterly 13F filings from 2023 Q4 through 2025 Q3. Peak portfolio weight reached 0.08% in 2023 Q4. The latest visible filing shows OC at 0.02% 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 OC ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was FORSTA AP-FONDEN's position in Owens Corning, 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 Q3

OC was reported at 0.02% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.08% in 2023 Q4

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

Time in book
Holding Window
2023 Q4 to 2025 Q3

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 FORSTA AP-FONDEN fund profile FORSTA AP-FONDEN full holdings
How FORSTA AP-FONDEN 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 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 ADDED — — — 19,100 +900 +4.9% 0.02% $2.7M 2025-11-10 $101.92
2025 Q2 REDUCED — — — 18,200 -600 -3.2% 0.02% $2.5M 2025-08-08 $141.08
2025 Q1 REDUCED 15.7% -3.7% ✅ 18,800 -3,500 -15.7% 0.02% $2.7M 2025-05-12 $139.77
2024 Q4 REDUCED 10.4% -15.4% ✅ 22,300 -2,600 -10.4% 0.03% $3.8M 2025-01-23 $182.34
2024 Q3 ADDED — — — 24,900 +3,900 +18.6% 0.03% $4.4M 2024-10-24 $177.41
2024 Q2 REDUCED 41.7% +1.9% ❌ 21,000 -15,000 -41.7% 0.03% $3.6M 2024-08-08 $149.55
2024 Q1 REDUCED 31.4% +0.5% ❌ 36,000 -16,500 -31.4% 0.05% $6.0M 2024-05-07 $168.22
2023 Q4 REDUCED 12.9% +14.8% ❌ 52,500 -7,800 -12.9% 0.08% $7.8M 2024-02-06 $146.67
11 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding OC

As of 2026 Q1 — sorted by position size

Skylands Capital, LLC 3Y 7Y 1.85% PICTET BANK & TRUST Ltd 3Y 7Y 1.7% Leibman Financial Services, Inc. 1.59% WealthBridge Investment Counsel Inc. 3Y 1.11% apricus wealth, LLC 3Y 1.06% Trium Capital LLP 3Y 0.95% Bank Pictet & Cie (Europe) AG 3Y 7Y 0.71% LGT Group Foundation 3Y 0.61% VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 3Y 7Y 0.46% Beacon Bank & Trust 3Y 0.43%

FAQ About FORSTA AP-FONDEN and OC

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

How long has FORSTA AP-FONDEN reported owning OC?

FORSTA AP-FONDEN reported OC across 8 quarterly 13F filings, from 2023 Q4 through 2025 Q3.

What was the largest reported OC position in FORSTA AP-FONDEN's portfolio?

The largest reported portfolio weight for OC was 0.08% in 2023 Q4.

What is the latest reported OC position on this page?

The most recent filing on this page is 2025 Q3, when FORSTA AP-FONDEN reported 19,100 shares, equal to 0.02% of portfolio, with an estimated market value of $2.7M.

What does the chart on this OC ownership page compare?

The chart compares FORSTA AP-FONDEN'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 FORSTA AP-FONDEN time their OC position?

Based on 13F filing dates vs. subsequent OC price moves, FORSTA AP-FONDEN correctly timed 8 out of 17 reported position changes (47%). The annualised alpha on OC relative to SPY over the holding period was -10.6%.

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