MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2025

Shares 38,005 Value ($000) $2,775 Avg Close $74.39 Range $65.04 - $85.33

Q3 2025

Shares 16,203 Value ($000) $1,254 Avg Close $62.18 Range $49.54 - $78.75

Q2 2025

Shares 10,805 Value ($000) $582 Avg Close $48.71 Range $39.89 - $54.32

Q4 2017

Shares 20 Value ($000) $1 Avg Close $51.31 Range $47.69 - $55.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	38,005	$2,775	$74.39	$65.04 - $85.33
Q3 2025	16,203	$1,254	$62.18	$49.54 - $78.75
Q2 2025	10,805	$582	$48.71	$39.89 - $54.32
Q4 2017	20	$1	$51.31	$47.69 - $55.00