OPTT β€” OCEAN PWR TECHNOLOGIES INC

Ownership history in RENAISSANCE TECHNOLOGIES LLC  Β·  9 quarters on record

This page tracks every 13F SEC filing in which RENAISSANCE TECHNOLOGIES LLC reported a position in OCEAN PWR TECHNOLOGIES INC (OPTT). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

Position Intelligence

RENAISSANCE TECHNOLOGIES LLC Γ— OPTT AI Analytics

πŸ“ˆ RENAISSANCE TECHNOLOGIES LLC outperformed the S&P 500 by +10.1% annually on this OPTT position. Timing score: 43% (3/7 decisions correct). Average cost basis: $1.16. Maximum drawdown during holding period: –82.0%.

πŸ“ˆ Position Alpha vs SPY
+10.1%
annualised excess return

πŸ”₯ Exceptional β€” beat the S&P 500 by 10.1% per year on this position.
7 quarters analyzed

⏱️ Timing Score
43%

⚠️ Poor timing β€” buys often preceded drops, trims preceded rallies.
3 of 7 add/trim decisions correct

πŸ’° Entry Quality
$1.16
-56.9% vs current ($0.50)

Best entry: $0.37 (2020 Q1)  Β·  Worst: $2.50 (2021 Q2)

πŸ›‘οΈ Drawdown Resilience
–82.0%
max drawdown while held

πŸ’ͺ Held through 2 major drawdowns (>20%).

πŸ’ͺ Fund Conviction
56%
buy-side decisions

5 adds Β· 4 trims. Bought during 1 of 2 down-price quarters. πŸ“ˆ More buys than sells across the holding period.

πŸ“‘ Position Trajectory
β†’ Stable
last 4–5 quarters trend

βš–οΈ Portfolio weight has remained relatively stable β€” conviction maintained.
Currently 0.0% of portfolio

⚠ Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ— 4 (annualised). Not investment advice.

% of Fund (quarterly)    OPTT price (monthly, adj. close)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 485,617 +348,548 +254.3% 0.00% $245K $0.50
2025 Q2 ADDED 137,069 +100,869 +278.6% 0.00% $65K $0.47
2022 Q4 REDUCED 36,200 -355,218 -90.8% 0.00% $16K $0.45
2021 Q2 ADDED 391,418 +303,387 +344.6% 0.00% $979K $2.50
2020 Q3 REDUCED 88,031 -34,548 -28.2% 0.00% $89K $1.01
2020 Q2 REDUCED 122,579 -60,278 -33.0% 0.00% $86K $0.70
2020 Q1 ADDED 182,857 +137,256 +301.0% 0.00% $67K $0.37
2019 Q3 REDUCED 45,601 -41,121 -47.4% 0.00% $82K $1.79
2019 Q2 INITIATED 86,722 β€” β€” 0.00% $166K β€”

🏒 Other funds also holding OPTT

As of 2025 Q4 β€” sorted by position size

ESSEX INVESTMENT MANAGEMENT CO LLC 3Y 7Y 0.01% Richmond Brothers, Inc. 3Y 0.0% Virtu Financial LLC 3Y 7Y 0.0% TWO SIGMA SECURITIES, LLC 3Y 7Y 0.0% Sargent Investment Group, LLC 3Y 7Y 0.0% PROMETHIUM ADVISORS,LLC 0.0% Legato Capital Management LLC 3Y 7Y 0.0% Morton Brown Family Wealth, LLC 3Y 0.0% Sovereign Financial Group, Inc. 3Y 0.0% J.W. COLE ADVISORS, INC. 3Y 0.0%
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