MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2025

Shares 46,348 Value ($000) $3,384 Avg Close $74.39 Range $65.04 - $85.33

Q3 2025

Shares 44,864 Value ($000) $3,472 Avg Close $62.18 Range $49.54 - $78.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46,348	$3,384	$74.39	$65.04 - $85.33
Q3 2025	44,864	$3,472	$62.18	$49.54 - $78.75