Oklo Inc. (OKLO) Stock
5 of the hedge funds AlphaScala tracks reported OKLO in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Marshall Wace's at $55.80M. Company insiders reported 0 open-market buys and 32 sales on SEC Form 4 in the 90 days to Nov 3, 2026.
Which hedge funds own OKLO?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Marshall Wace | 1.07M | $55.80M | NEW |
| ARK Invest Cathie Wood | 372K | $19.48M | +6% |
| Millennium Management Israel Englander | 279K | $14.60M | +391% |
| Bridgewater Associates Ray Dalio | 56K | $2.94M | +2% |
| Citadel Ken Griffin | 28K | $1.48M | -89% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Oklo Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 29, 26 | Hanson John | Chief of Staff | SELL | 1.0K | $28K |
| Oct 29, 26 | Renner Alexandra | Chief Product Officer | SELL | 1.1K | $29K |
| Oct 20, 26 | Narayanadas Vivek | General Counsel & Secretary | SELL | 1.0K | $27K |
| Oct 19, 26 | Narayanadas Vivek | General Counsel & Secretary | SELL | 2.4K | $65K |
| Oct 14, 26 | Renner Alexandra | Chief Product Officer | SELL | 688 | $21K |
| Oct 9, 26 | Narayanadas Vivek | General Counsel & Secretary | SELL | 364 | $13K |
| Oct 6, 26 | Narayanadas Vivek | General Counsel & Secretary | SELL | 288 | $11K |
| Oct 5, 26 | Narayanadas Vivek | General Counsel & Secretary | SELL | 649 | $23K |
| Oct 1, 26 | Bealmear Richard Craig | Chief Financial Officer | SELL | 16.5K | $608K |
| Oct 1, 26 | Cochran Caroline | Co-Founder, COO | SELL | 40.0K | $1.4M |
SEC Form 4 filings as of Nov 3, 2026
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Powered by TradingViewWhat does Oklo Inc. do?
Oklo Inc. is a fission technology and nuclear fuel recycling company that designs, builds, and operates advanced nuclear reactors to deliver clean, reliable, and affordable energy at scale. Its flagship product, the Aurora powerhouse, is a small modular fast-fission reactor generating up to 75 MWe of electrical power, with capabilities for cogeneration of heat, and refueling intervals spanning a decade or more. The company commercializes nuclear fuel recycling to convert waste into usable fuel, enhancing resource efficiency and minimizing environmental impact. Oklo targets diverse applications including data centers, AI facilities, factories, industrial sites, remote communities, and defense installations, offering power purchase agreements that provide zero-emission, resilient energy with a small site footprint and inherent safety features like negative reactivity feedback. Founded in 2013 and headquartered in Santa Clara, California, Oklo Inc. simplifies deployment through modern, non-pressurized, liquid-metal-cooled designs and offsite fabrication, positioning it as a key player in scalable emission-free power solutions.