EATON VANCE MANAGEMENT BRK/B β€” BERKSHIRE HATHAWAY INC CLASS B COMMON STOCK

Ownership history in EATON VANCE MANAGEMENT  Β·  83 quarters on record

AI Ownership Summary

EATON VANCE MANAGEMENT reported BERKSHIRE HATHAWAY INC CLASS B COMMON STOCK (BRK/B) in 83 quarterly 13F filings .

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 EATON VANCE MANAGEMENT's position in BERKSHIRE HATHAWAY INC CLASS B COMMON STOCK, 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
β€”

See the most recent quarter where the fund disclosed this position.

High-water mark
Peak Conviction
β€”

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

Time in book
Holding Window
83 quarters

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 EATON VANCE MANAGEMENT fund profile EATON VANCE MANAGEMENT full holdings
How EATON VANCE MANAGEMENT held BRK/B β€” position size vs. price
% of Fund (quarterly)
πŸ“‹ Quarterly Holdings History 0 quarters  β–Ύ
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
83 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding BRK/B

As of 2026 Q1 β€” 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 EATON VANCE MANAGEMENT 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 EATON VANCE MANAGEMENT reported owning BRK/B?

EATON VANCE MANAGEMENT reported BRK/B across 0 quarterly 13F filings.

What was the largest reported BRK/B position in EATON VANCE MANAGEMENT's portfolio?

This page shows the quarter-by-quarter portfolio weight history for BRK/B in EATON VANCE MANAGEMENT.

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

The most recent filing on this page is 2022 Q3, when EATON VANCE MANAGEMENT reported 2,546,860 shares, equal to 1.01% of portfolio, with an estimated market value of $680.1M.

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

The chart compares EATON VANCE MANAGEMENT'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 EATON VANCE MANAGEMENT time their BRK/B position?

Based on 13F filing dates vs. subsequent BRK/B price moves, EATON VANCE MANAGEMENT correctly timed 37 out of 80 reported position changes (46%). The annualised alpha on BRK/B relative to SPY over the holding period was +1.0%.

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