Hudson Bay Capital Management’s Eos Energy Enterprises EOSE Stock Holding History

Hudson Bay 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
2026 Q2	$80.5M	Buy	+13,683,634	New	+$95.2M	0.22%	95
2025 Q4	–	Sell	-11,115	Closed	-$127K	–	1289
2025 Q3	$127K	Buy	+11,115	New	+$76K	﹤0.01%	1052
2024 Q1	–	Sell	-901,710	Closed	-$983K	–	775
2023 Q4	$983K	Buy	+901,710	New	+$1.31M	0.01%	524
2020 Q4	–	Sell	-175,000	Closed	-$1.75M	–	619
2020 Q3	$1.75M	Hold	175,000	–	–	0.03%	374
2020 Q2	$1.88M	Buy	+175,000	New	+$1.78M	0.03%	321

Other funds holding EOSE

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

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

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

ECP

Electron Capital Partners New York $2.5B AUM 97.62% 1-Year Est. Return

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

Stifel Financial St. Louis, Missouri $120B AUM 27.84% 1-Year Est. Return

Hudson Bay Capital Management's EOSE Position: Q2 2026 in Review

Hudson Bay Capital Management opened a new position in Eos Energy Enterprises (EOSE) in Q2 2026: 13,683,634 shares worth $80.5M. The stake represents 0.22% of the portfolio and ranks #95 among its holdings. This is a return to the name: Hudson Bay Capital Management previously reported a position in EOSE as recently as Q3 2025.

Hudson Bay Capital Management first reported a position in EOSE in Q2 2020 and has held it in 5 quarters since. 348 funds tracked by Wall St. Rank hold EOSE as of Q2 2026.

Hudson Bay Capital Management held 13,683,634 shares of Eos Energy Enterprises worth $80.5M as of Q2 2026.
Eos Energy Enterprises was a new Hudson Bay Capital Management position in Q2 2026.
Eos Energy Enterprises made up 0.22% of Hudson Bay Capital Management's portfolio in Q2 2026, its #95 holding.
Hudson Bay Capital Management first reported a position in Eos Energy Enterprises in Q2 2020 and has held it in 5 quarters since.
348 funds tracked by Wall St. Rank held Eos Energy Enterprises as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.