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§ 13F · FUND PROFILE

TETRAD CORP.

Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $981.6T (13F)Positions · 3Turnover · · Q4Filed · Jan 7, 2026
CONCENTRATION
Top 10 holdings
NEW BUYS
0
No new positions
EXITS
0
No exits
SECTOR SHIFT
No prior quarter data
3YR HIT RATE
Top-5 overlap
§ 01 · TOP HOLDINGS

The book · Q4 2025

FILED JAN 7, 2026
#TickerNameShares$ value% portΔ Q4
1BRK/BBERKSHIRE HATHAWAY INC DEL1.92M$966.7T93.0%±0%
2USBUS BANCORP DEL712K$38.0T3.7%−50%
3EPDENTERPRISE PRODS PARTNERS LP1.10M$35.3T3.4%±0%
§ 02 · SECTOR ALLOCATION

Where the money is

Sector data pending
§ 03 · THE TETRAD SIGNAL

AC read

TETRAD CORP is a Other fund managing $981636.9 trillion in assets. The fund runs a focused portfolio of just 3 positions.

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§ 04 · FILING HISTORY

Q-by-Q deltas

77 FILINGS
Q4 2025
Steady book
+0 buys · 0 exits · 0 changed
Q3 2025
Steady book
+0 buys · 0 exits · 0 changed
Q2 2025
Steady book
+0 buys · 0 exits · 0 changed
Q1 2025
Steady book
+0 buys · 0 exits · 0 changed
TETRAD CORP 13F Holdings & Portfolio Analysis | Acid Capitalist