BERKSHIRE HATHAWAY INC DEL

Ticker: BRK/A CUSIP: 084670108 Class: CL A

PIN OAK INVESTMENT ADVISORS INC's Holding History (CIK: 0001094584)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1 Value ($000) $1 Avg Close $746423.56 Range $710000.00 - $775000.00
Q3 2025
Shares 1 Value ($000) $754 Avg Close $726917.40 Range $685150.00 - $760837.00
Q2 2025
Shares 1 Value ($000) $1 Avg Close $761794.56 Range $695517.00 - $812855.00
Q1 2022
Shares 1 Value ($000) $529 Avg Close $485492.47 Range $443402.00 - $544389.00
Q4 2021
Shares 1 Value ($000) $451 Avg Close $431815.88 Range $410099.00 - $455910.00
Q3 2021
Shares 1 Value ($000) $411 Avg Close $422631.30 Range $407773.00 - $439800.00
Q2 2021
Shares 1 Value ($000) $419 Avg Close $420338.80 Range $385702.00 - $445000.00
Q1 2021
Shares 1 Value ($000) $386 Avg Close $366657.40 Range $340816.00 - $407750.00