Filings (90d)
0
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Sihai Xu 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.
- Decheng Capital China Life Sciences USD Fund III, L.P. - $228K in BYSI purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Sihai Xu?
Sihai Xu is a corporate insider of BeyondSpring Inc. (BYSI). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Sihai Xu last file a Form 4?
The only primary Form 4 on record is dated 3 April 2026.