Security key
984015602
Xenetic Biosciences, Inc. - Common Stock, $0.001 par value per share (XBIO)
CUSIP: 984015602
Q4 2025 13F Holders as of 31 Dec 2025
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 228,794
- Total 13F value
- $496,638
- Share change
- +170,656
- SEC-reported price per share
- $2.17
- Number of holders
- 11
- Value change
- +$355,037
- Number of buys
- 7
- Number of sells
- 4
- Shares outstanding
- 2,304,382
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
11
Top holders
10
XBIO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
Xenetic Biosciences, Inc. SEC filings
Xenetic Biosciences, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 984015602
Recent filing periods:
Ownership snapshot
Top reported holders of XBIO - Xenetic Biosciences, Inc. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
RENAISSANCE TECHNOLOGIES LLC
Disclosed value leader
RENAISSANCE TECHNOLOGIES LLC
Comparable rows
10/15
Latest evidence
31 Dec 2025
13F
3/4/5
Lead comparable stake: 1.3%
5 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
RENAISSANCE TECHNOLOGIES LLC leads the comparable SEC ownership view at 1.3%.
10 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RENAISSANCE TECHNOLOGIES LLC's linked filing trail.
Comparable ownership
Top 5
RENAISSANCE TECHNOLOGIES LLC
1.3%
Sachetta, LLC
0.66%
GEODE CAPITAL MANAGEMENT, LLC
0.46%
JTC Employer Solutions Trustee Ltd
0.12%
UBS Group AG
0.02%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
1.3%
|
$90,903
28,950 shares
|
— | 30 Sep 2025 |
| Sachetta, LLC |
13F
Company
|
0.66%
|
$47,914
15,259 shares
|
— | 30 Sep 2025 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.46%
|
$34,212
10,684 shares
|
— | 30 Sep 2025 |
| JTC Employer Solutions Trustee Ltd |
13F
Company
|
0.12%
|
$9,000
2,700 shares
|
— | 30 Sep 2025 |
| UBS Group AG |
13F
Company
|
0.02%
|
$1,561
497 shares
|
— | 30 Sep 2025 |
| Alexis Investment Partners, LLC |
13F
Company
|
0%
|
$79
25 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
11
Shares
228,794
Rows available
11
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
10
Q4 2025 holders
11
Holder diff
1
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend