Adage Capital Partners’s MP Materials MP Stock Holding History

Adage Capital Partners’s Portfolio MP Stock Details MP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-30,000	Closed	-$1.45M	–	1056
2026 Q1	$1.45M	Buy	+30,000	New	+$1.79M	﹤0.01%	859
2025 Q1	–	Sell	-149,437	Closed	-$2.33M	–	906
2024 Q4	$2.33M	Buy	+149,437	New	+$2.77M	﹤0.01%	785
2023 Q3	–	Sell	-500,000	Closed	-$11.4M	–	911
2023 Q2	$11.4M	Hold	500,000	–	–	0.02%	543
2023 Q1	$14.1M	Sell	500,000 -100,000	-17%	-$3.03M	0.03%	529
2022 Q4	$14.6M	Buy	600,000 +450,000	+300%	+$13.6M	0.03%	533
2022 Q3	$4.09M	Buy	+150,000	New	+$4.9M	0.01%	808
2021 Q4	–	Sell	-250,000	Closed	-$8.06M	–	1075
2021 Q3	$8.06M	Buy	+250,000	New	+$8.69M	0.02%	756
2021 Q1	–	Sell	-150,000	Closed	-$4.83M	–	995
2020 Q4	$4.83M	Buy	+150,000	New	+$2.9M	0.01%	692

Other funds holding MP

Hancock Prospecting West Perth, Australia $5.71B AUM 63.42% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Adage Capital Partners's MP Position: Q2 2026 in Review

Adage Capital Partners sold out of MP Materials (MP) in Q2 2026, closing a stake of 30,000 shares — an estimated $1.45M sold.

Adage Capital Partners first reported a position in MP in Q4 2020 and held it in 8 quarters. The position peaked at $14.6M in Q4 2022. 756 funds tracked by Wall St. Rank hold MP as of Q2 2026.

Adage Capital Partners reported no remaining MP Materials position as of Q2 2026 after selling out during the quarter.
Adage Capital Partners sold 30,000 MP Materials shares in Q2 2026, an estimated $1.45M.
Adage Capital Partners first reported a position in MP Materials in Q4 2020 and held it in 8 quarters.
Adage Capital Partners's MP Materials position peaked at $14.6M in Q4 2022.
756 funds tracked by Wall St. Rank held MP Materials as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.