REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q3 2023

Shares 39,950 Value ($000) $658 Avg Close $18.12 Range $16.14 - $20.38

Q2 2023

Shares 40,230 Value ($000) $804 Avg Close $19.27 Range $17.02 - $22.13

Q1 2023

Shares 40,630 Value ($000) $768 Avg Close $22.13 Range $17.82 - $25.54

Q4 2022

Shares 8,967 Value ($000) $203 Avg Close $22.61 Range $19.82 - $27.08

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	39,950	$658	$18.12	$16.14 - $20.38
Q2 2023	40,230	$804	$19.27	$17.02 - $22.13
Q1 2023	40,630	$768	$22.13	$17.82 - $25.54
Q4 2022	8,967	$203	$22.61	$19.82 - $27.08