TURTLE BEACH CORP

Ticker: TBCH CUSIP: 900450206 Class: Common Stock

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

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

Q4 2025

Shares 48,803 Value ($000) $685 Avg Close $14.87 Range $12.34 - $17.39

Q3 2025

Shares 22,103 Value ($000) $351 Avg Close $14.85 Range $12.76 - $17.15

Q3 2024

Shares 15,622 Value ($000) $240 Avg Close $14.58 Range $12.10 - $16.17

Q2 2024

Shares 29,758 Value ($000) $427 Avg Close $15.54 Range $13.40 - $18.45

Q1 2024

Shares 34,465 Value ($000) $594 Avg Close $12.08 Range $9.77 - $18.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	48,803	$685	$14.87	$12.34 - $17.39
Q3 2025	22,103	$351	$14.85	$12.76 - $17.15
Q3 2024	15,622	$240	$14.58	$12.10 - $16.17
Q2 2024	29,758	$427	$15.54	$13.40 - $18.45
Q1 2024	34,465	$594	$12.08	$9.77 - $18.10