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OKLO — structural market context

Oklo Inc.

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

What changed

As of the close on Oct 22. Each line shows the earlier value, the later value and their dates.

Price

Close $27.01 (Oct 22) vs $27.73 (Oct 21): −2.60%.

Volume

0.82× its 20-session average (9.5M) on Oct 22.

Includes pre- and post-market trading.

Short interest

Short interest 32.8M shares (settlement Sep 30) vs 33.6M (Sep 15).

No new publication in this window. Latest: settlement Sep 30, published Oct 10.

Fails-to-deliver

Latest file (settlements Sep 15–Sep 30, published Oct 16): 8 days with fails, largest 251K shares on Sep 21.

Previous file (settlements Sep 1–Sep 14, published Sep 30): 6 days with fails, largest 273K shares on Sep 9.

No new publication in this window.

Analyst rating actions

None recorded in this window.

Insider filings (Form 4)

1 Form 4 filing recorded, with 1 transaction: 0 purchase transactions (code P, $0), 1 sale transaction (code S, $27K).

Filed Oct 22. Form 4 data arrives about a day after filing.

OKLO: what the public data shows

Each row is the latest public record we hold for OKLO, with its own date and source. Figures are descriptive and delayed by their source.

DataLatest recordAs ofSource
Short interest→ Short Interest & FTD tracker32.8M shares short · 3.5 days to cover · 20.8% of float · −2.6% vs 2026-09-152026-09-30FINRA
Fails-to-deliver→ Short Interest & FTD tracker105K shares failed to deliver on 2026-09-282026-09-28SEC fails-to-deliver files
Insider Form 4 (P/S)→ Insider Buying tracker0 purchases and 30 sales in 12 months · latest filed 2026-10-22 by Narayanadas Vivek2026-10-22SEC Form 4
Offering filings1 filing in 90 days · latest 424B5 on 2026-09-112026-10-21SEC EDGAR
Analyst rating actions5 recent actions · latest published by Barclays on 2026-10-202026-10-20Firms' published actions
Short interest→ Short Interest & FTD tracker
Latest record
32.8M shares short · 3.5 days to cover · 20.8% of float · −2.6% vs 2026-09-15
As of
2026-09-30
Source
FINRA
Fails-to-deliver→ Short Interest & FTD tracker
Latest record
105K shares failed to deliver on 2026-09-28
As of
2026-09-28
Source
SEC fails-to-deliver files
Insider Form 4 (P/S)→ Insider Buying tracker
Latest record
0 purchases and 30 sales in 12 months · latest filed 2026-10-22 by Narayanadas Vivek
As of
2026-10-22
Source
SEC Form 4
Offering filings
Latest record
1 filing in 90 days · latest 424B5 on 2026-09-11
As of
2026-10-21
Source
SEC EDGAR
Analyst rating actions
Latest record
5 recent actions · latest published by Barclays on 2026-10-20
As of
2026-10-20
Source
Firms' published actions

OKLO events and their magnitude

Latest SEC filing in the event study

Form 4 · sale · filed 2026-10-22 · View on sec.gov ↗

…

Open the Event Study →

OKLO short interest & days to cover

SHARES SHORT
32.8M
% OF FLOAT
20.8%
DAYS TO COVER
3.5
CHANGE VS PRIOR
-2.6%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-09-30 (23d ago)

OKLO fails-to-deliver (FTD)

Settlement dateFailed sharesPrice
2026-09-28 · 25d105K$38.04
2026-09-25 · 28d155K$38.29
2026-09-24 · 29d199K$38.82

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

OKLO insider buying and selling (Form 4)

Last 12 months, Form 4 codes P and S: 0 purchases · 30 sales

Most recent Form 4 shown for OKLO: Narayanadas Vivek (General Counsel & Secretary) reported a sale (code S) of 1,021 shares at $26.50 on 2026-10-20, filed 2026-10-22 (2 days after the trade).

InsiderTypeSharesPriceValueTrade dateFiled
Narayanadas Vivek · officer: General Counsel & SecretarySale (S)1K$26.50$27K2026-10-202026-10-22 · +2d
Narayanadas Vivek · officer: General Counsel & SecretarySale (S)2K$27.63$65K2026-10-192026-10-20 · +1d
Renner Alexandra · officer: Chief Product OfficerSale (S)688$30.75$21K2026-10-142026-10-15 · +1d
Narayanadas Vivek · officer: General Counsel & SecretarySale (S)364$34.69$13K2026-10-092026-10-13 · +4d
Narayanadas Vivek · officer: General Counsel & SecretarySale (S)288$37.29$11K2026-10-062026-10-08 · +2d

SEC Form 4 filings: purchases and sales reported on Form 4 (transaction codes P and S) only; grants and option exercises excluded. Attributed public records.

OKLO offering filings (SEC)

1 SEC filing in the last 90 days, by filing date.

FiledFormDocument
2026-09-11Prospectus supplement filed under Rule 424(b)(5) 424B5View on sec.gov ↗

See all filings on SEC EDGAR ↗

SEC filings listed by filing date. A registration statement or prospectus does not by itself show that any shares were sold, how many, or at what price. Some of these filings cover debt securities or resales by existing holders. A filing is made by the issuer and appears under each of its tickers. Source: SEC EDGAR daily index; each filing links to its page on sec.gov.

Source: SEC EDGAR daily index, read once a day after the SEC publishes it (around 10:30 pm ET). Forms covered: S-1, S-3, F-1 and F-3 with their amendments, S-3ASR, F-3ASR, 424B4 and 424B5. · as of 2026-10-21

OKLO analyst ratings

FirmActionRatingPublished
Barclaysprice_target—2026-10-20
BarclaysholdOverweight2026-10-20
Piper Sandlerprice_target—2026-10-19
Piper SandlerholdOverweight2026-10-01
Truist Financialprice_target—2026-09-28

Rating actions as published by the firms, from public feeds. They are not graded here.

Frequently asked questions

What is OKLO's short interest?
As of the FINRA settlement date 2026-09-30, OKLO had 32.8M shares sold short — 20.8% of its float, with 3.5 days to cover at average volume. FINRA publishes this data roughly two weeks after each twice-monthly settlement, so it is inherently delayed. A short-interest figure describes an aggregate position; it does not predict what the stock will do.
Are insiders buying OKLO?
In the last 12 months of SEC Form 4 filings, OKLO recorded 0 insider purchases and 30 sales reported on Form 4 (transaction codes P and S; grants and option exercises excluded). These are attributed public records — information, not instruction.
What are the SEC offering filings listed for OKLO?
They are registration statements (Forms S-1, S-3, F-1 and F-3, with their amendments and the S-3ASR and F-3ASR automatic shelf forms) and prospectuses filed under Rule 424(b)(4) or 424(b)(5). In the last 90 days the issuer of OKLO filed 1; the most recent was a prospectus supplement filed under Rule 424(b)(5) on 2026-09-11. A registration statement or prospectus does not by itself show that any shares were sold, how many, or at what price, and some of these filings cover debt securities or resales by existing holders.
What do analysts say about OKLO?
The most recent action: Barclays price_target on 2026-10-20. Rating actions are shown as published by the firms; they are not graded here.
Is this page telling me to buy or sell OKLO?
No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.
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OKLO: the full history

Latest rows shown. Full history, market-wide screens, cluster detection and the context journal live in the dashboard.

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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.