Company record · BRK.B · Fire, Marine & Casualty Insurance
Berkshire Hathaway
We could not establish Berkshire Hathaway's principal financial officer from its filings: From the 10-K filed 2026-03-02: no principal financial officer among the signers (The text provided is not the Signatures section of the 10-K — it is the business description (Part I, Item 1) covering Berkshire Hathaway's insurance operations. No signature blocks, /s/ lines, names, or officer titles appear anywhere in this text.).
The record holds Berkshire Hathaway's 10-K filed March 2, 2026, where no CFO signature could be established, and no Form 8-K CFO change.
The CFO seat
Computed from the records below: a move filed on or after the 10-K replaces the 10-K's signature.
| Status | Not established |
|---|---|
| Basis | Not established from the 10-K filed March 2, 2026 |
Seat timeline
1Every verified record for this seat, newest first, dated as the filing states it.
2026-03-0210-K signature
CFO signature not established from the annual report
10-K filed March 2, 2026 · sec.gov
Company
| Ticker | BRK.B |
|---|---|
| SEC CIK | 0001067983 |
| Industry (SIC) | Fire, Marine & Casualty Insurance (6331) |
Same industry on the record
8Other companies the roster files under SIC “Fire, Marine & Casualty Insurance”.
AllstateALL
CFO: Christian M. Lown · effective August 3, 2026
Ategrity Specialty Insurance Co HoldingsASIC
CFO: Neil Adler · effective July 9, 2026
Kinsale Capital Group, Inc.KNSL
Change disclosed, effective March 2, 2027 · incoming: Christopher R. Tangard
Lemonade, Inc.LMND
Change disclosed, effective January 1, 2027 · incoming: Nick Stead
Skyward Specialty Insurance Group, Inc.SKWD
Change disclosed, effective March 31, 2027 · incoming: Taryn McHarg
American International GroupAIG
CFO: Keith Walsh · verified February 12, 2026
Arch Capital GroupACGL
CFO: François Morin · verified February 26, 2026
Chubb LtdCB
CFO: Peter C. Enns · verified February 27, 2026
This record covers what the tracked filings state; it is not a complete history of the company's finance leadership. Spot an error? Send a correction.