Question 1

What is TETRAD CORP's portfolio value?

Accepted Answer

As of Q4 2025, TETRAD CORP manages $1.0B across 3 reported positions in their SEC 13F filing.

Question 2

What are TETRAD CORP's top holdings?

Accepted Answer

TETRAD CORP's largest 13F positions include BRK/B, USB, EPD, representing approximately 100.0% of the reported portfolio.

Question 3

How many stocks does TETRAD CORP hold?

Accepted Answer

TETRAD CORP holds 3 reported positions as of their Q4 2025 13F filing.

Question 4

When did TETRAD CORP last file a 13F?

Accepted Answer

The most recent 13F filing from TETRAD CORP reports positions as of Q4 2025. 13F filings are required within 45 days of each calendar quarter end.

Rank	Stock	Shares	Value	% of Portfolio
1	BRK/B BERKSHIRE HATHAWAY INC DEL	1,923,123	$966.7M	92.96%
2	USB US BANCORP DEL	711,500	$38.0M	3.65%
3	EPD ENTERPRISE PRODS PARTNERS LP	1,100,000	$35.3M	3.39%

Sector	# Holdings	Value	%
Unknown	1	$966.7M	93.0%
Financial Services	1	$38.0M	3.7%
Energy	1	$35.3M	3.4%

TETRAD CORP

Top 10 Holdings