Adage Capital Partners
USAR

Adage Capital Partners’s USA Rare Earth Inc USAR Stock Holding History

Adage Capital Partners’s Portfolio USAR Stock Details USAR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-1,160,000
Closed -$17.6M – 1106
2026
Q1 		$17.6M Buy
+1,160,000
New +$22.5M 0.03% 533

Other funds holding USAR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BCA
Bayshore Capital Advisors Tampa, Florida $214M AUM
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

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

Adage Capital Partners sold out of USA Rare Earth Inc (USAR) in Q2 2026, closing a stake of 1,160,000 shares — an estimated $17.6M sold.

Adage Capital Partners first reported a position in USAR in Q1 2026 and held it in 1 quarter. The position peaked at $17.6M in Q1 2026. 396 funds tracked by Wall St. Rank hold USAR as of Q2 2026.

  • Adage Capital Partners reported no remaining USA Rare Earth Inc position as of Q2 2026 after selling out during the quarter.
  • Adage Capital Partners sold 1,160,000 USA Rare Earth Inc shares in Q2 2026, an estimated $17.6M.
  • Adage Capital Partners first reported a position in USA Rare Earth Inc in Q1 2026 and held it in 1 quarter.
  • Adage Capital Partners's USA Rare Earth Inc position peaked at $17.6M in Q1 2026.
  • 396 funds tracked by Wall St. Rank held USA Rare Earth Inc as of Q2 2026.

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