SEC EDGAR published this disclosure on 2026-08-13. Read the original document for its full text and supporting detail.
Open the original document at SEC EDGAR ↗| Field | Recorded value |
|---|---|
| Entity | BERKSHIRE HATHAWAY INC |
| Source | Source: SEC EDGAR ↗ |
| News section | companies |
| Source identifier | 0001193125-26-349574 |
| Source-linked related entities | None recorded |
| Event ID | #705738 |
{
"accession": "0001193125-26-349574",
"acquired_disposed": "A",
"code": "P",
"direct_or_indirect": "I",
"form": "4",
"is_derivative": false,
"issuer_name": "BERKSHIRE HATHAWAY INC",
"label": "Open market purchase",
"person_name": "O'Sullivan Michael J.",
"price": 513.61,
"role": "See Remarks",
"security": "Class B Common Stock",
"shares": 43,
"shares_owned_after": 1151,
"source_path": "edgar/data/1067983/0001193125-26-349574.txt",
"ticker": "BRK.B",
"transaction_date": "2026-08-12",
"value": 22085.23
}| Dimension | Status / value | Method or boundary |
|---|---|---|
| What happened | not_covered | The source record has no short title or summary. |
| When | source_backed · reported 2026-08-13 | Occurred 2026-08-12. Source-record timestamps; no timezone or event time is inferred. |
| Affected entities | resolved · BERKSHIRE HATHAWAY INC · 0 related | Canonical primary entity and stored related_entity_ids only. |
| Event classification | insider · insider.buy | canonical event type plus source-provided category; no sentiment or impact is inferred |
| Entity linking | resolved | Canonical entity resolved during ingestion |
| Deduplication | applied | unique source event key at ingestion |
| Source trust | high · terms allowed | Source registry metadata |
| Sentiment | not_covered | No sentiment model output is published for this record. |
| Market reaction | not_covered | Requires licensed quote, candle and volume observations for the affected instrument. |
| Historical analogs | not_covered | Requires an audited event-cluster corpus and matching methodology. |
| Impact mechanism | not_covered | No causal market-impact model is published for this record. |
| Related risks | not_covered | Risk implications require an audited instrument/entity exposure model. |
| Instrument linkage | not_covered | No instrument relation is inferred from an entity event; licensed instrument mapping is required. |
Source: Open recorded SEC filing
Source: SEC EDGAR · as of 2026-08-13T00:00:00Z