Summary
Updated Aug 31, 2026
Elena Bunina is Director of Nebius Group N.V. (NBIS). 4 SEC Form 4 filings on record, most recently on 15 May 2026. Most recent open-market trade: sold $1.24M of NBIS on 15 May 2026. Lifetime open-market sales: $8.26M.
Recent Transactions
8Every recent SEC Form 4 transaction Elena Bunina has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Elena Bunina go back to 2026: 4 primary Form 4 filings, an average of 4.0 per year. 8 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Elena Bunina files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Andrey Korolenko - $115.75M of NBIS open-market activity in the last 12 months
- Arkadiy Volozh - $14.44M of NBIS open-market activity in the last 12 months
- Charles E. Ryan - $13.28M of NBIS open-market activity in the last 12 months
- Danila Shtan - $9.07M of NBIS open-market activity in the last 12 months
- John Wilson Boynton IV - $5.75M of NBIS open-market activity in the last 12 months
- Marc Boroditsky - $4.68M of NBIS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Elena Bunina?
Elena Bunina is a corporate insider, tracked as Director of Nebius Group N.V. (NBIS). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Elena Bunina last file a Form 4?
The most recent primary Form 4 on record is dated 15 May 2026, one of 4 filings going back to 2026.
Has Elena Bunina been buying or selling stock?
Recorded transactions: 0 open-market purchases and 8 open-market sales ($8.26M) across all tracked filings.
Where can I see all of Elena Bunina'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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