Mariner’s TriMas Corp TRS Stock Holding History

Mariner’s Portfolio TRS Stock Details TRS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$296K	Sell	8,248 -10,112	-55%	-$363K	﹤0.01%	2889
2025 Q4	$651K	Sell	18,360 -1,176	-6%	-$41.1K	﹤0.01%	2261
2025 Q3	$755K	Buy	19,536 +414	+2%	+$14.7K	﹤0.01%	2111
2025 Q2	$547K	Buy	19,122 +10,102	+112%	+$248K	﹤0.01%	2262
2025 Q1	$211K	Buy	+9,020	New	+$214K	﹤0.01%	2956
2024 Q3	–	Sell	-9,258	Closed	-$237K	–	3390
2024 Q2	$237K	Buy	+9,258	New	+$243K	﹤0.01%	2646

Other funds holding TRS

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

JFG

Jefferies Financial Group New York $14.6B AUM 40.95% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

PIP

Permian Investment Partners Dallas, Texas $905M AUM 13.43% 1-Year Est. Return

Advisory Research Chicago, Illinois $813M AUM 36.71% 1-Year Est. Return

Mariner's TRS Position: Q1 2026 in Review

Mariner reduced its TriMas Corp (TRS) stake by 55% in Q1 2026, selling an estimated $363K and leaving 8,248 shares worth $296K. The position accounts for ﹤0.01% of the portfolio, ranked #2889.

Mariner first reported a position in TRS in Q2 2024 and has held it in 6 quarters since. The position peaked at $755K in Q3 2025. 192 funds tracked by Wall St. Rank hold TRS as of Q1 2026.

Mariner held 8,248 shares of TriMas Corp worth $296K as of Q1 2026.
Mariner sold 10,112 TriMas Corp shares in Q1 2026, an estimated $363K.
TriMas Corp made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2889 holding.
Mariner first reported a position in TriMas Corp in Q2 2024 and has held it in 6 quarters since.
Mariner's TriMas Corp position peaked at $755K in Q3 2025.
192 funds tracked by Wall St. Rank held TriMas Corp as of Q1 2026.

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