Mariner, LLC

Position in MP — MP Materials Corp. / DE

CIK 1373442 Overland Park, KS

Position in MP

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$352,134

-$62,467 QoQ

Shares Held

6,287

-26.8% QoQ

Ownership

0.004%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#440

of 756 holders

Holding Since

Dec 2022

15 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Jun 30, 2026

Mariner, LLC holds $29,444,893 across 16 Other Industrial Metals & Mining names. MP ranks #7 (1.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RIO	Rio Tinto PLC	114,214	$10,842,334
2	BHP	BHP Group Ltd	128,577	$10,711,749
3	VALE	Vale S.A.	274,172	$4,123,546
4	CMP	Compass Minerals International Inc	50,519	$1,572,656
5	MTRN	MATERION Corp	1,745	$518,945
6	IPX	IPERIONX Ltd	13,613	$404,714
7	MP	MP Materials Corp. / DE This page	6,287	$352,134
8	ALM	Almonty Industries Inc.	12,422	$205,708

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$352,134	6,287	-26.8%	Shares	Other	2026-08-13
2026-03-31	$414,601	8,591	-40.9%	Shares	Other	2026-05-13
2025-12-31	$734,206	14,533	-72.3%	Shares	Other	2026-02-13
2025-09-30	$3,519,228	52,471	+54.7%	Shares	Other	2025-11-14
2025-06-30	$1,128,617	33,923	-36.4%	Shares	Other	2025-08-14
2025-03-31	$1,302,956	53,378	+45.5%	Shares	Sole	2025-05-15
2024-12-31	$572,254	36,683	-9.9%	Shares	Sole	2025-02-13
2024-09-30	$718,319	40,698	+123.8%	Shares	Sole	2024-11-13
2024-06-30	$231,456	18,182	+44.7%	Shares	Sole	2024-08-13
2024-03-31	$179,693	12,566	-32.9%	Shares	Sole	2024-05-15
2023-12-31	$371,572	18,719	+26.0%	Shares	Sole	2024-02-14
2023-09-30	$283,806	14,859	+18.1%	Shares	Sole	2023-11-13
2023-06-30	$287,830	12,580	-2.2%	Shares	Sole	2023-08-11
2023-03-31	$362,607	12,863	+48.9%	Shares	Sole	2023-05-15
2022-12-31	$209,803	8,641	—	Shares	Sole	2023-02-14
No filing history on record for this holder in this stock.