Summary
Updated Aug 31, 2026
Cristina E. Ahn is Chief Accounting Officer of OCTAVE SPECIALTY GROUP INC (OSG). 1 SEC Form 4 filing on record, dated 25 March 2026.
Recent Transactions
2Every recent SEC Form 4 transaction Cristina E. Ahn has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Cristina E. Ahn 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.
- Claude Leblanc - $213K of OSG open-market activity in the last 12 months
- R. Sharon Smith - $205 of OSG 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 Cristina E. Ahn?
Cristina E. Ahn is a corporate insider, tracked as Chief Accounting Officer of OCTAVE SPECIALTY GROUP INC (OSG). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Cristina E. Ahn last file a Form 4?
The only primary Form 4 on record is dated 25 March 2026.
Where can I see all of Cristina E. Ahn'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.
Learn More
Follow Cristina E. Ahn and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial
