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Berkshire Hathaway Inc. Class B (BRK.B)

Research · charts · filings · insider activity

Berkshire Hathaway is Warren Buffett's conglomerate: GEICO insurance, BNSF railroad, Berkshire Hathaway Energy, and a public-equity portfolio led by Apple, AmEx, and Coke.

• real-time quotes, streaming l1 + l2, time & sales, intraday charts with 83 indicators
• company fundamentals, income, balance sheet, cash flow, peer compare, analyst estimates
• sec edgar filings, 10-k / 10-q / 8-k searchable with ai-generated summaries
• insider transactions, form 4 buys/sells by execs and 10%+ holders, filterable by size + recency
• options flow, unusual activity, open interest, implied vol (paid tier)
• paper trading, l2-accurate fill simulation (terminal tier)

1. start with the overview, open the scanner, click BRK.B, or search the top bar. unified page: price, profile, latest headlines.
2. scan filings next, 8-k feed surfaces material events (earnings, m&a, insider changes). ai summary ships the takeaway in one paragraph.
3. check insider activity, a cluster of form 4 buys from executives often precedes outperformance. feed groups by signer.
4. size in the simulator, paper-trade BRK.B with l2-walked fills before risking capital. analytics tracks win rate, profit factor, expectancy.

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