Summary
Updated Aug 31, 2026
James F. Parslow is Interim CEO and CFO of Xenetic Biosciences, Inc. (XBIO). 1 SEC Form 4 filing on record, dated 23 April 2026.
Recent Transactions
1Every recent SEC Form 4 transaction James F. Parslow has reported, most recent first.
Trading Pattern
InsiderAlpha's records for James F. Parslow go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was pre-scheduled under a written trading plan rather than discretionary.
Most Active Insiders Right Now
James F. Parslow has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Travis Boersma - $136.26M of BROS open-market activity in the last 90 days
- SRB CORP - $135.04M of SAFT open-market activity in the last 90 days
- Coliseum Capital Management, LLC - $124.20M of UTI open-market activity in the last 90 days
- Andrew Stafman - $123.54M of TWLO open-market activity in the last 90 days
- Vyacheslav Kim - $119.18M of KSPI open-market activity in the last 90 days
- Olivier Pomel - $118.60M of DDOG open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is James F. Parslow?
James F. Parslow is a corporate insider, tracked as Interim CEO and CFO of Xenetic Biosciences, Inc. (XBIO). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did James F. Parslow last file a Form 4?
The only primary Form 4 on record is dated 23 April 2026.
Where can I see all of James F. Parslow'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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