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BRK-B — Berkshire Hathaway Class B
_Last updated 2026-11-06 11:00 ET from report. Screening/research, not investment advice._
Business
Diversified holding company: insurance and reinsurance, utilities and energy, freight rail, manufacturing, services, and retailing. NYSE: BRK.A / BRK.B (Berkshire Nov 4, 2026 release).
Catalysts, guidance & news
- Q3 2026 earnings + Form 10-Q: posted on the Internet Saturday, November 7, 2026, at approximately 7:00 a.m. Central time at www.berkshirehathaway.com (Berkshire Hathaway, Nov 4, 2026 PDF; 2026 news index) [V-P].
- Not a Friday Nov 6 AMC print. TRAI
/api/eventslists date 2026-11-07, timing label AMC, tradingDaysUntil 0, sessionsToReaction 1 — treat the AMC label as a calendar convention mismatch vs the issuer’s Saturday morning post; first cash reaction is the next regular session (Mon 2026-11-09 path). - Fri 2026-11-06 ~11:18 ET Yahoo: ~flat (572.27 vs 572.33).
TRAI data (latest premarket run 2026-11-06 8:58 AM ET; daily stats = 2026-11-05)
- Sector (TRAI): Financials. Thu close 572.33 (−1.17%), relVol 2.10, ATR 1.66%, beta60 −0.08, residualZ −1.63, indicatedGap −1.77%, signals: none (TRAI /api/latest).
- Next (TRAI): 2026-11-07 AMC label, gapRisk imminent, isEstimate false — override timing with issuer Sat 7:00 a.m. CT above.
- Typical earnings reaction (last 4): avg \|gap\| 0.72% (0.52 ATR), med 0.48%, max 1.92%, fill 50%, continuation 50%, avg day-1 in gap dir +0.55% — historically small gaps.
- Correlations: cluster 13 BRK-B/COST/WMT avgRho 0.566; ρ JPM 0.53, WMT 0.52, COST 0.48 (TRAI /api/correlations asOf 2026-11-05).