Mariner, LLC

SEC CIK: 0001373442
Latest filing: Aug 13, 2026

SEC filings (opens in a new tab)

MTRN holding history

MATERION Corp in every 13F filed by Mariner, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MTRN overview All 13F holders of MTRN Full Q2 2026 holdings

Shares (Q2 2026): 1,745
Value: $518.7K
% of portfolio: <0.1%
Quarters held: 3; Since Q3 2025

Holdings of MTRN by Mariner, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	1,745	$518.7K	<0.1%	+1,745	New	Holders
Q1 2026	0	$0	0.0%	−1,724−100.0%	Sold out	Holders
Q4 2025	1,724	$214.5K	<0.1%	−1,506−46.6%	Reduced	Holders
Q3 2025	3,230	$390.2K	<0.1%	+3,230	New	Holders