SOUTHERN CO

Ticker: SO CUSIP: 842587107 Class: COM

S&T Bank/PA's Holding History (CIK: 0001010911)

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

Q4 2025

Shares 386 Value ($000) $34 Avg Close $90.89 Range $83.80 - $100.02

Q3 2025

Shares 1,013 Value ($000) $96 Avg Close $92.22 Range $88.94 - $94.90

Q2 2025

Shares 685 Value ($000) $63 Avg Close $87.99 Range $81.08 - $91.39

Q1 2025

Shares 648 Value ($000) $60 Avg Close $84.13 Range $77.85 - $91.22

Q4 2024

Shares 648 Value ($000) $53 Avg Close $84.51 Range $78.74 - $90.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	386	$34	$90.89	$83.80 - $100.02
Q3 2025	1,013	$96	$92.22	$88.94 - $94.90
Q2 2025	685	$63	$87.99	$81.08 - $91.39
Q1 2025	648	$60	$84.13	$77.85 - $91.22
Q4 2024	648	$53	$84.51	$78.74 - $90.64