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Polymer Capital Management’s Eos Energy Enterprises EOSE Stock Holding History

Polymer Capital Management’s Portfolio EOSE Stock Details EOSE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-10,587
Closed -$121K – 828
2025
Q3 		$121K Sell
10,587
-278,813
-96% -$1.91M 0.01% 723
2025
Q2 		$1.48M Buy
+289,400
New +$1.42M 0.18% 139

Other funds holding EOSE

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
ECP
Electron Capital Partners New York $2.55B AUM 87.77% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $109B AUM 21.36% 1-Year Est. Return

Polymer Capital Management's EOSE Position: Q4 2025 in Review

Polymer Capital Management sold out of Eos Energy Enterprises (EOSE) in Q4 2025, closing a stake of 10,587 shares — an estimated $121K sold.

Polymer Capital Management first reported a position in EOSE in Q2 2025 and held it in 2 quarters. The position peaked at $1.48M in Q2 2025. 322 funds tracked by Wall St. Rank hold EOSE as of Q4 2025.

  • Polymer Capital Management reported no remaining Eos Energy Enterprises position as of Q4 2025 after selling out during the quarter.
  • Polymer Capital Management sold 10,587 Eos Energy Enterprises shares in Q4 2025, an estimated $121K.
  • Polymer Capital Management first reported a position in Eos Energy Enterprises in Q2 2025 and held it in 2 quarters.
  • Polymer Capital Management's Eos Energy Enterprises position peaked at $1.48M in Q2 2025.
  • 322 funds tracked by Wall St. Rank held Eos Energy Enterprises as of Q4 2025.

Based on Polymer Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.