Holocene Advisors, LP

Position in MP — MP Materials Corp. / DE

CIK 1700574 New York, NY

Position in MP

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$2,174,016

-$190,928 QoQ

Shares Held

45,048

-70.3% QoQ

Ownership

0.025%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

10 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Mar 31, 2026

Holocene Advisors, LP holds $144,311,882 across 3 Other Industrial Metals & Mining names. MP ranks #2 (1.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VALE	Vale S.A.	8,864,054	$141,027,099
2	MP	MP Materials Corp. / DE This page	45,048	$2,174,016
3	MTRN	MATERION Corp	7,679	$1,110,767

10 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,174,016	45,048	-70.3%	Shares	Sole	2026-05-15
2024-12-31	$2,364,944	151,599	-55.6%	Shares	Sole	2025-02-14
2024-09-30	$6,031,711	341,740	-5.9%	Shares	Sole	2024-11-14
2024-06-30	$4,623,395	363,189	-24.9%	Shares	Sole	2024-08-14
2024-03-31	$6,919,584	483,887	+68.6%	Shares	Sole	2024-05-15
2023-12-31	$5,696,533	286,979	-1.5%	Shares	Sole	2024-02-14
2023-09-30	$5,564,307	291,325	+20.5%	Shares	Sole	2023-11-14
2023-06-30	$5,533,230	241,837	+508.5%	Shares	Sole	2023-08-14
2023-03-31	$1,120,298	39,741	+92.5%	Shares	Sole	2023-05-15
2021-06-30	$760,900	20,643	—	Shares	Sole	2021-08-16
No filing history on record for this holder in this stock.