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Penbrook Management’s Ocean Power Technologies OPTT Stock Holding History

Penbrook Management’s Portfolio OPTT Stock Details OPTT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-15,000
Closed -$7.55K – 105
2025
Q3 		$7.55K Sell
15,000
-15,000
-50% -$8.2K 0.01% 104
2025
Q2 		$14K Buy
30,000
+15,000
+100% +$7.12K 0.01% 111
2025
Q1 		$6.84K Sell
15,000
-16,500
-52% -$11.9K 0.01% 107
2024
Q4 		$32.1K Buy
+31,500
New +$7.9K 0.02% 108

Other funds holding OPTT

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Penbrook Management's OPTT Position: Q4 2025 in Review

Penbrook Management sold out of Ocean Power Technologies (OPTT) in Q4 2025, closing a stake of 15,000 shares — an estimated $7.55K sold.

Penbrook Management first reported a position in OPTT in Q4 2024 and held it in 4 quarters. The position peaked at $32.1K in Q4 2024. 56 funds tracked by Wall St. Rank hold OPTT as of Q4 2025.

  • Penbrook Management reported no remaining Ocean Power Technologies position as of Q4 2025 after selling out during the quarter.
  • Penbrook Management sold 15,000 Ocean Power Technologies shares in Q4 2025, an estimated $7.55K.
  • Penbrook Management first reported a position in Ocean Power Technologies in Q4 2024 and held it in 4 quarters.
  • Penbrook Management's Ocean Power Technologies position peaked at $32.1K in Q4 2024.
  • 56 funds tracked by Wall St. Rank held Ocean Power Technologies as of Q4 2025.

Based on Penbrook Management's 13F filing for Q4 2025, filed 6 Jan 2026.