MP MATERIALS CORP

Ticker: MP CUSIP: 553368101 Class: EQTY

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 10,113 Value ($000) $678 Avg Close $62.91 Range $29.58 - $82.50

Q1 2025

Shares 8,597 Value ($000) $210 Avg Close $23.24 Range $15.77 - $27.29

Q2 2024

Shares 20,463 Value ($000) $260 Avg Close $15.70 Range $12.09 - $19.23

Q3 2023

Shares 27,570 Value ($000) $527 Avg Close $22.19 Range $18.39 - $26.53

Q1 2022

Shares 3,769 Value ($000) $216 Avg Close $44.01 Range $31.80 - $60.19

Q4 2021

Shares 18,727 Value ($000) $803 Avg Close $39.42 Range $28.85 - $50.08

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	10,113	$678	$62.91	$29.58 - $82.50
Q1 2025	8,597	$210	$23.24	$15.77 - $27.29
Q2 2024	20,463	$260	$15.70	$12.09 - $19.23
Q3 2023	27,570	$527	$22.19	$18.39 - $26.53
Q1 2022	3,769	$216	$44.01	$31.80 - $60.19
Q4 2021	18,727	$803	$39.42	$28.85 - $50.08