FORSTA AP-FONDEN BRK/B — Berkshire Hathaway Inc

Ownership history in FORSTA AP-FONDEN  ·  32 quarters on record

AI Ownership Summary

FORSTA AP-FONDEN reported Berkshire Hathaway Inc (BRK/B) in 32 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 1.37% in 2025 Q1. The latest visible filing shows BRK/B at 1.05% 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 BRK/B 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 Berkshire Hathaway Inc, 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 Q1

BRK/B was reported at 1.05% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
1.37% in 2025 Q1

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 2026 Q1

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.

BRK/B stock page FORSTA AP-FONDEN fund profile FORSTA AP-FONDEN full holdings
How FORSTA AP-FONDEN held BRK/B — position size vs. price
% of Fund (quarterly)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED — — — 350,360 — 0% 1.05% $176.1M 2026-05-07 $469.32
2025 Q4 REDUCED — — — 350,360 -940 -0.3% 1.05% $176.1M 2026-02-10 $500.30
2025 Q3 ADDED — — — 351,300 +15,600 +4.6% 1.05% $176.6M 2025-11-10 $496.98
2025 Q2 REDUCED — — — 335,700 -3,900 -1.1% 1.07% $163.1M 2025-08-08 $465.40
2025 Q1 REDUCED — — — 339,600 -23,500 -6.5% 1.37% $180.9M 2025-05-12 $514.30
2024 Q4 ADDED — — — 363,100 +2,000 +0.6% 1.17% $164.6M 2025-01-23 $459.83
2024 Q3 ADDED — — — 361,100 +44,200 +13.9% 1.28% $166.2M 2024-10-24 $457.77
2024 Q2 REDUCED — — — 316,900 -27,900 -8.1% 1.14% $128.9M 2024-08-08 $431.54
2024 Q1 ADDED — — — 344,800 +44,000 +14.6% 1.23% $145.0M 2024-05-07 $406.14
2023 Q4 ADDED — — — 300,800 +900 +0.3% 1.08% $107.3M 2024-02-06 $393.74
22 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding BRK/B

As of 2026 Q1 — sorted by position size

TETRAD CORP 92.15% 1922 Investment Co LLC 3Y 7Y 84.86% CHECK CAPITAL MANAGEMENT INC/CA 3Y 7Y 52.8% Cook & Bynum Capital Management, LLC 3Y 7Y 42.7% Templeton & Phillips Capital Management, LLC 3Y 36.02% Aquamarine Zurich AG 3Y 34.57% Ardent Capital Management, Inc. 3Y 32.73% Asset Management Advisors, LLC 3Y 7Y 32.43% United American Securities Inc. (d/b/a UAS Asset Management) 3Y 7Y 31.97% Pacifica Capital Investments, LLC 3Y 7Y 30.79%

FAQ About FORSTA AP-FONDEN and BRK/B

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 BRK/B?

FORSTA AP-FONDEN reported BRK/B across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported BRK/B position in FORSTA AP-FONDEN's portfolio?

The largest reported portfolio weight for BRK/B was 1.37% in 2025 Q1.

What is the latest reported BRK/B position on this page?

The most recent filing on this page is 2026 Q1, when FORSTA AP-FONDEN reported 350,360 shares, equal to 1.05% of portfolio, with an estimated market value of $176.1M.

What does the chart on this BRK/B ownership page compare?

The chart compares FORSTA AP-FONDEN's quarterly BRK/B 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 BRK/B position?

Based on 13F filing dates vs. subsequent BRK/B price moves, FORSTA AP-FONDEN correctly timed 21 out of 30 reported position changes (70%). The annualised alpha on BRK/B relative to SPY over the holding period was +0.9%.

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