Oklo Stock Soars 1.67% on $4.14 Billion Surge to 15th in U.S. Equity Volume Regulatory Tailwinds Fuel Institutional Bet

On September 23, 2025, , . equities. The uranium-based nuclear energy developer saw heightened institutional activity as multiple buy-side firms increased exposure to its short-duration thermal fission technology. Analysts noted renewed interest in the sector following recent streamlining advanced reactor licensing timelines.

Market participants attributed the move to a combination of technical momentum and strategic positioning ahead of the upcoming funding announcement. Short-term traders capitalized on the stock's volatility, . The price action coincided with broader gaining traction in Q3 trading cycles.

To run this back-test accurately I’ll need to confirm a few implementation details: 1. Universe • Should the ranking be done across all U.S.–listed common stocks each day, or a narrower universe (e.g., Russell 3000, S&P 1500, etc.)? 2. Portfolio construction • Equal-weight allocation to the 500 selected names each day? 3. Re-balancing / trading assumptions • Rebalance at the next day’s open and liquidate at that day’s close (i.e., 1-day holding period)? • Ignore transaction costs and slippage, or apply an estimate? 4. Risk controls (if any) • e.g., maximum position size, stop-loss, etc. Once these points are clarified I can proceed with the data retrieval and back-test.