// company-profile
Xenetic Biosciences, Inc.
XBIOExchangeNasdaqSectorPharmaceutical PreparationsInc.NVFilings20Insiders10
// api This Xenetic Biosciences, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Xenetic Biosciences, Inc. insiders bought $0 across 1 transaction with no open-market sales.
- Most active insider: PARSLOW JAMES F with 1 transaction totaling $0.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Xenetic Biosciences, Inc. as of 2026-03-31
Total reported AUM
$446,031
QoQ change
—
Reporting period
2026-03-31
#1
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
$368,339
137K shares
#2
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
$46,255
17K shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$18,039
7K shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Apr 21, 2026 | PARSLOW JAMES F | XBIO | Award | 100,000 | $0.00 | $0K |
| Dec 31, 2025 | VINOGRADOV ALEXEY ANDREEVICH | XBIO | Award | 2,500 | $0.00 | $0K |
| Dec 31, 2025 | Borisenko Grigory G. | XBIO | Award | 2,500 | $0.00 | $0K |
| Dec 31, 2025 | Dastoor Firdaus J. | XBIO | Award | 2,500 | $0.00 | $0K |
| Dec 31, 2025 | Kornberg Roger D. | XBIO | Award | 2,500 | $0.00 | $0K |
15 more transactions hidden
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