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Disclosery

TETRAD CORP

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13F filer, CIK 883597, Omaha, NE

TETRAD CORP reported $1,037,799,698 across 3 holdings for the quarter ended 2026-09-30, in a 13F-HR filed 2026-10-06.

Accepted , ingested 13F-HR 0000883597-26-000008

Period
2026-09-30
Reported value
$1.04B
Holdings
3
Top 10 weight
100%
New
0
Sold out
0

Holdings, Q3 2026

Share positions as resolved from 13F-HR 0000883597-26-000008, largest first. % of portfolio is the value over $1,037,799,698, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q4: 1,923,123 shares; 2025Q1: 1,923,123 shares; 2025Q2: 1,923,123 shares; 2025Q3: 1,923,123 shares; 2025Q4: 1,923,123 shares; 2026Q1: 1,923,123 shares; 2026Q2: 1,923,123 shares; 2026Q3: 1,923,123 shares 1,923,123$958M92.27%0Timeline
USBUS BANCORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q4: 1,410,000 shares; 2025Q1: 1,410,000 shares; 2025Q2: 1,410,000 shares; 2025Q3: 1,410,000 shares; 2025Q4: 711,500 shares; 2026Q1: 710,000 shares; 2026Q2: 710,000 shares; 2026Q3: 710,000 shares 710,000$41M3.95%0Timeline
EPDENTERPRISE PRODS PARTNERS LQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q4: 1,100,000 shares; 2025Q1: 1,100,000 shares; 2025Q2: 1,100,000 shares; 2025Q3: 1,100,000 shares; 2025Q4: 1,100,000 shares; 2026Q1: 1,100,000 shares; 2026Q2: 1,100,000 shares; 2026Q3: 1,100,000 shares 1,100,000$39.2M3.77%0Timeline

How Q3 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000883597-26-000008 base2026-10-06