Cosan S.A.
CSANNYSEConsumer Discretionary · Retail-Auto Dealers & Gasoline Stations · D5 · SEC filings ↗ · Compare ⊕
View price & chart on Yahoo Finance ↗Financials
SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
Signs
● 1 severe● 0 good- Filed a late-filing notice (Form NT) — missed an SEC deadline
Derived from the company's own SEC figures (fundamentals, forensic scores, filing discipline) — descriptive factors, not advice or a forecast.
Risk flags
late SEC filings- NT 20-Fmissed a reporting deadline ↗Apr 30, 2024
- NT 20-Fmissed a reporting deadline ↗Apr 29, 2022
A Form NT means the company notified the SEC it would file a periodic report late — often an accounting, audit or liquidity warning sign. Also search SEC enforcement actions for this company.
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Queluz Holdings Ltd.Activist (13D)Nov 12, 2025
- Blackrock, Inc.Passive (13G)Feb 14, 2025
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Insider transactions
SEC Form 4 · most recent| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Mello Rubens Ometto SilveiraDirector | May 22, 2026 | Sell | 77,640 | $3.44 |
| Martins Marcelo EduardoOfficer — Chief Executive Officer | Apr 10, 2026 | Buy | 1.6M | $7.05 |
Headline trade per Form 4 (officers, directors, 10%+ owners). Buy/sell read from the filing's structured data — blank where a field isn't cleanly tagged.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| May 15, 2026 | 1.9M | 1.0 | +16.9% |
| Apr 30, 2026 | 1.6M | 1.0 | -54.5% |
| Apr 15, 2026 | 3.6M | 2.0 | +20.6% |
| Mar 31, 2026 | 3.0M | 1.1 | +188.0% |
| Mar 13, 2026 | 1.0M | 1.0 | +25.1% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Recent SEC filings
All filings ↗Event-driven situations (1)
Spot an error in this record? Report it. Every correction is verified against the source filing before we change anything.