XBIO · Xenetic Biosciences, Inc. · Shareholders & Ownership
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Every disclosed holder of XBIO in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns XBIO
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 152,096 | 6.49% |
| Insiders (Forms 3, 4, 5) | 100,000 | 4.27% |
| 13D/G-only blocks | 215,964 | 9.22% |
| Remaining | 1,875,121 | 80.02% |
| Registered funds (N-PORT, not summed) | 25,790 | 1.10% |
Shares outstanding: 2,343,181, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of XBIO
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
|
215,964 | ||
| 2 |
RENAISSANCE TECHNOLOGIES LLC
13F
CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
117,440 | ||
| 3 |
|
100,000 | ||
| 4 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Sep 30, 2026
|
17,423 | ||
| 5 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
12,681 | ||
| 6 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
12,681 | ||
| 7 |
Fidelity Extended Market Index Fund
Fund
S000006021 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
10,434 | ||
| 8 |
JTC Employer Solutions Trustee Ltd
13F
CIK 1875645 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,700 | ||
| 9 |
Fidelity Series Total Market Index Fund
Fund
S000065248 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
1,388 | ||
| 10 |
Fidelity Nasdaq Composite Index Fund
Fund
S000055366 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
1,287 | ||
| 11 |
SBI Securities Co., Ltd.
13F
CIK 1851815 · Non-US institution · Sep 30, 2026
|
1,003 | ||
| 12 |
Tower Research Capital LLC (TRC)
13F
CIK 1533421 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
696 | ||
| 13 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
150 | ||
| 14 |
Darwin Wealth Management, LLC
13F
CIK 1663224 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2 | ||
| 15 |
Parallel Advisors, LLC
13F
CIK 1690010 · Registered investment adviser · Sep 30, 2026
|
1 |
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.