VANGUARD INDEX FDS

Ticker: VOT CUSIP: 922908538 Class: MCAP GR IDXVIP

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q2 2017

Shares 3,500 Value ($000) $412 Avg Close — Range —

Q1 2017

Shares 3,500 Value ($000) $395 Avg Close — Range —

Q4 2016

Shares 3,500 Value ($000) $370 Avg Close — Range —

Q3 2016

Shares 3,500 Value ($000) $372 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	3,500	$412	—	—
Q1 2017	3,500	$395	—	—
Q4 2016	3,500	$370	—	—
Q3 2016	3,500	$372	—	—