Summary
Updated Aug 31, 2026
Burkhard Otto Cordes is Director of Cosan Ltd. (CSAN). 1 SEC Form 4 filing on record, dated 9 June 2026. Most recent open-market trade: bought $42K of CSAN on 9 June 2026. Lifetime open-market purchases: $696K. Historical track record: 1/5 stars across 4 tracked purchases.
Recent Transactions
4Every recent SEC Form 4 transaction Burkhard Otto Cordes has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★☆☆☆☆ (1/5) |
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 0% |
| 90-day win rate | 0% |
| Avg 5-day return | -7.63% |
| Avg 30-day return | -16.07% |
| Avg 90-day return | -21.97% |
| Best 30-day return | -13.77% |
Trading Pattern
InsiderAlpha's records for Burkhard Otto Cordes go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. The typical open-market purchase is $174K (4 buys totaling $696K). The largest single buy on record is $398K of CSAN in 2026. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Most Active Insiders Right Now
Burkhard Otto Cordes has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- John Colgrove - $87.13M of P open-market activity in the last 90 days
- David Zaslav - $86.59M of WBD open-market activity in the last 90 days
- Alexander C. Karp - $86.06M of PLTR open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $7.98B of SVRE open-market activity in the last 90 days
- Magnetar Financial LLC - $6.65B of CRWV open-market activity in the last 90 days
- James F. Wirth - $2.86B of IHT open-market activity in the last 90 days
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Frequently Asked Questions
Who is Burkhard Otto Cordes?
Burkhard Otto Cordes is a corporate insider, tracked as Director of Cosan Ltd. (CSAN). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Burkhard Otto Cordes submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Burkhard Otto Cordes been buying or selling stock?
Recorded transactions: 4 open-market purchases ($696K) and 0 open-market sales across all tracked filings.
How accurate is Burkhard Otto Cordes's historical track record?
Across 4 tracked purchases, Burkhard Otto Cordes averaged -16.1% avg 30-day return with a 0% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of Burkhard Otto Cordes's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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