Mariner’s Turtle Beach Corp TBCH Stock Holding History

Mariner’s Portfolio TBCH Stock Details TBCH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-12,256	Closed	-$172K	–	3890
2025 Q4	$172K	Sell	12,256 -2,546	-17%	-$37.9K	﹤0.01%	3214
2025 Q3	$235K	Buy	+14,802	New	+$220K	﹤0.01%	3025

Other funds holding TBCH

Windward Management Miami Beach, Florida $329M AUM

GECH

Garnet Equity Capital Holdings New York $530M AUM 69.48% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Shay Capital New York $1.56B AUM 46.17% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Mariner's TBCH Position: Q1 2026 in Review

Mariner sold out of Turtle Beach Corp (TBCH) in Q1 2026, closing a stake of 12,256 shares — an estimated $172K sold.

Mariner first reported a position in TBCH in Q3 2025 and held it in 2 quarters. The position peaked at $235K in Q3 2025. 111 funds tracked by Wall St. Rank hold TBCH as of Q1 2026.

Mariner reported no remaining Turtle Beach Corp position as of Q1 2026 after selling out during the quarter.
Mariner sold 12,256 Turtle Beach Corp shares in Q1 2026, an estimated $172K.
Mariner first reported a position in Turtle Beach Corp in Q3 2025 and held it in 2 quarters.
Mariner's Turtle Beach Corp position peaked at $235K in Q3 2025.
111 funds tracked by Wall St. Rank held Turtle Beach Corp as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.