Oklo Inc is developing fission power plants to provide clean, reliable, and affordable energy at scale. It is pursuing two complementary tracks to address this demand: providing reliable, commercial-scale energy to customers; and selling used nuclear fuel recycling services to the U.S. market. The Company plans to commercialize its liquid metal fast reactor technology with the Aurora powerhouse product line. The first commercial Aurora powerhouse is designed to produce up to 15 megawatts of electricity (MWe) on both recycled nuclear fuel and fresh fuel.
OKLO Form 4 activity by transaction type, last 90 days
Form 4 transaction type
Transactions
Shares
Total value
Open-market sale
51
803,282
$31.00M
Option exercise
50
239,218
Bona-fide gift
1
6,763
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
OKLO insider transactions (Form 4)
191
114 Form 4 filings on record, the earliest from Nov 18, 2024, newest first. Filing history page 3 of 3.
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.99- $48.98 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.00 - $50.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.54- $51.01 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.02- $51.79 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.01- $50.86 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.99 - $48.98 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F10 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.00 - $50.00 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F11 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.54 - $51.01 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F12 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.02 - $51.79 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F13 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.01- $50.86 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.99- $48.98 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.00- $50.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.54- $51.01 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.02- $51.79 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.01- $50.86 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.99- $48.98 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F10 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.00- $50.00 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F11 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.54- $51.01 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F12 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.02- $51.79 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F13 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.01- $50.86 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F1 (price): Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. On March 24, 2026, 12,882 RSUs were released to the Reporting Person.
Footnote F1 (price): Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. On March 24, 2026, 20,685 RSUs were released to the Reporting Person.
Footnote F1 (price): Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. On March 6, 2026, 2,884 RSUs were released to the Reporting Person.
Footnote F1 (price): Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. On March 6, 2026, 5,191 RSUs were released to the Reporting Person.
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.00 - $61.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.10 $62.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.01- $63.01 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.02 - $64.02 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.02- $64.71 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.01- $64.87 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.00- $61.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.01 - $62.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.01- $63.01 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.02- $64.02 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.02- $64.71 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.01- $64.87 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.90 - $77.07, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.30 - $74.30, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.31 - $75.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.00 - $76.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.01 - $77.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.02 - $78.01, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.15 - $78.25, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.30 - $74.30, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.31 - $75.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.00 - $76.00 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.01 - $77.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.02 - $78.01, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.15 - $78.25, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.00 - $111.62, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.62 - $112.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.70 - $113.58, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.00 - $111.62, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.62 - $112.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.70 - $113.58, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.15 - $94.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.19 - $94.97, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.24 - $96.24, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.28 - $97.28, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $97.29 - $98.29, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.30 - $99.30, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.31 - $99.70, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F9 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.70 - $100.48, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F10 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.00 - $100.11, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.15 - $94.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.19 - $94.97, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.24 - $96.24, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.28 - $97.28, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $97.29 - $98.29, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F7 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.30 - $99.30, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F8 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.31 - $99.70, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F9 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.70 - $100.48, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
Footnote F10 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.00 - $100.11, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the… Full note on SEC EDGAR
An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
Oklo Inc. (OKLO) had 37 insider filings in the last 90 days, with the most recent on 20 October 2026. The full record for OKLO runs to 114 Form 4 filings, the earliest from 18 November 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying OKLO stock?
No insider purchases of OKLO were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling OKLO stock?
51 insider sales of OKLO were filed in the last 90 days, totaling $31.00M.
Where can I see OKLO SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects OKLO Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.