VISTRA CORP

Ticker: VST CUSIP: 92840M102 Class: EQTY

First Financial Bankshares Inc's Holding History (CIK: 0000036029)

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

Q4 2025

Shares 1,681 Value ($000) $271 Avg Close $181.92 Range $158.43 - $216.80

Q3 2025

Shares 1,501 Value ($000) $294 Avg Close $197.68 Range $177.99 - $219.51

Q2 2025

Shares 1,131 Value ($000) $219 Avg Close $147.45 Range $90.17 - $197.71

Q1 2024

Shares 4,010 Value ($000) $279 Avg Close $48.74 Range $37.19 - $72.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,681	$271	$181.92	$158.43 - $216.80
Q3 2025	1,501	$294	$197.68	$177.99 - $219.51
Q2 2025	1,131	$219	$147.45	$90.17 - $197.71
Q1 2024	4,010	$279	$48.74	$37.19 - $72.17