Investigate / reported ownership
BRK/A
Berkshire Hathaway Inc-cl A
16 tracked reported owners · snapshot updated 2026-10-04. Delayed disclosures, not live holdings or an investment recommendation.
Who reports owning BRK/A?
Select a manager to inspect their portfolio. Reports may cover different quarters; portfolio weights describe disclosed long 13F holdings, not total economic exposure.
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Thomas Russo | 12.0% | 40q | $1.07B | 1,432 |
| 2 | Thomas Gayner | 6.4% | 40q | $834M | 1,114 |
| 3 | Christopher Davis | 2.8% | 40q | $650M | 868 |
| 4 | First Eagle Investment Management | 0.7% | 40q | $423M | 565 |
| 5 | Norbert Lou | 42.4% | 40q | $109M | 145 |
Go beyond ownership.
A reviewed company brief is not available yet. You can inspect reported owners above and their filings below, then save this company for further research.
We have not generated a business case or inferred manager motives from these holdings.
Filing dates and original SEC sources
- Thomas Russo · 2026Q2 · filed 2026-08-13 ↗
- Thomas Gayner · 2026Q2 · filed 2026-07-31 ↗
- Christopher Davis · 2026Q2 · filed 2026-08-11 ↗
- First Eagle Investment Management · 2026Q2 · filed 2026-08-24 ↗
- Norbert Lou · 2026Q2 · filed 2026-08-14 ↗
- Tweedy Browne · 2026Q2 · filed 2026-08-07 ↗
- Christopher Bloomstran · 2026Q2 · filed 2026-08-14 ↗
- Francis Chou · 2026Q2 · filed 2026-08-12 ↗
- Josh Tarasoff · 2026Q2 · filed 2026-08-14 ↗
- Joel Greenblatt · 2026Q2 · filed 2026-09-02 ↗
- Guy Spier · 2026Q2 · filed 2026-07-10 ↗
- Bruce Berkowitz · 2026Q2 · filed 2026-08-14 ↗
- Francois Rochon · 2026Q2 · filed 2026-08-26 ↗
- Mairs & Power Funds · 2026Q2 · filed 2026-08-14 ↗
- Dodge & Cox Funds · 2026Q2 · filed 2026-08-13 ↗
- Prem Watsa · 2026Q2 · filed 2026-08-14 ↗
Your research workspace / BRK/A
Ask better questions. Keep the evidence.
Explore the available sources for BERKSHIRE HATHAWAY INC-CL A, then keep what deserves another look.
01 Investor activity
Reported evidence
Who reports owning it?
16 tracked reported owners in the snapshot generated 2026-10-04. Reports can cover different quarters. These are delayed disclosures, not live positions, total economic exposure, endorsements or reasons for investing.
02 Business evidence
No reviewed company brief is available. Business results, case and risks have not been established here.
03 Questions to investigate
Open saved takeaways →A material reported change · Q2 2026
First Eagle Investment Management increased reported BRK/A shares by 100.0%.
Holdings as of Jun 30, 2026 · filed Aug 24, 2026. Position at period end: 0.7% of the reported portfolio. The filing does not reveal the trade date, price, or reason.
Reported position changes
Net disclosed share changes—not individual trades or execution dates. NEW has no prior-position percentage comparison; EXIT weight refers to the previous report.
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Bruce Berkowitz | ADD | 0.6% | +450% | $8M | Aug 14, 2026 |
Explore earlier changes and contrasting evidence
Selected historical records. Retrospective outcomes do not establish predictive skill.
Q2 2026
filed Aug 24, 2026
55d lag
-0.8% vs SPY
28 sessions after disclosure
direction not supported so far
Q2 2026
filed Aug 14, 2026
45d lag
+1.1% vs SPY
34 sessions after disclosure
direction supported so far
Q2 2025
filed Aug 8, 2025
39d lag
+0.2% vs SPY
63 sessions after disclosure
direction not supported so far
Q2 2025
filed Aug 6, 2025
37d lag
-2.6% vs SPY
63 sessions after disclosure
direction supported so far
Q1 2025
filed May 15, 2025
45d lag
-15.5% vs SPY
63 sessions after disclosure
direction supported so far
Q1 2025
filed May 15, 2025
45d lag
-15.5% vs SPY
63 sessions after disclosure
direction supported so far
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Long US 13F disclosures omit shorts and can be amended. CUSIP 084670108. No current price, valuation or manager motive is inferred.