MERCURY GENL CORP NEW

Ticker: MCY CUSIP: 589400100 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025

Shares 36,156 Value ($000) $3,401 Avg Close $86.75 Range $74.29 - $96.50

Q3 2025

Shares 5,464 Value ($000) $463 Avg Close $73.79 Range $64.21 - $85.02

Q2 2025

Shares 32,389 Value ($000) $2,181 Avg Close $59.49 Range $47.06 - $67.36

Q2 2021

Shares 500 Value ($000) $32 Avg Close $63.37 Range $57.20 - $67.88

Q1 2021

Shares 1,100 Value ($000) $67 Avg Close $57.23 Range $50.70 - $65.98

Q4 2020

Shares 500 Value ($000) $26 Avg Close $44.71 Range $39.48 - $55.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,156	$3,401	$86.75	$74.29 - $96.50
Q3 2025	5,464	$463	$73.79	$64.21 - $85.02
Q2 2025	32,389	$2,181	$59.49	$47.06 - $67.36
Q2 2021	500	$32	$63.37	$57.20 - $67.88
Q1 2021	1,100	$67	$57.23	$50.70 - $65.98
Q4 2020	500	$26	$44.71	$39.48 - $55.71