Security key
98400H102
XBiotech Inc. - Common Shares, no par value (XBIT)
CUSIP: 98400H102
Q3 2023 13F Holders as of 30 Sep 2023
- Security type / class
- Equity / Common Shares, no par value
- Total 13F shares
- 3,395,054
- Total 13F value
- $13,985,979
- Share change
- -39,304
- Put/Call ratio
- 5400%
- SEC-reported price per share
- $4.12
- Number of holders
- 37
- Value change
- -$309,341
- Number of buys
- 12
- Number of sells
- 13
- Shares outstanding
- 32,315,113
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2023
Institutions
37
Top holders
10
XBIT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
XBiotech Inc. SEC filings
XBiotech Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 98400H102
Recent filing periods:
Ownership snapshot
Top reported holders of XBIT - XBiotech Inc. - Common Shares, no par value (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
MILLENNIUM MANAGEMENT LLC
Disclosed value leader
MILLENNIUM MANAGEMENT LLC
Comparable rows
15/15
Latest evidence
30 Jun 2023
13F
Lead comparable stake: 3%
Showing 1-6 of 15 holder rows.
Quick read
MILLENNIUM MANAGEMENT LLC leads the comparable SEC ownership view at 3%.
15 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 MILLENNIUM MANAGEMENT LLC's linked filing trail.
Comparable ownership
Top 5
MILLENNIUM MANAGEMENT LLC
3%
VANGUARD GROUP INC
2.7%
BlackRock Finance, Inc.
0.9%
CREDIT SUISSE AG/
0.76%
GEODE CAPITAL MANAGEMENT, LLC
0.54%
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 |
|---|---|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
3%
|
$5,700,963
959,758 shares
|
— | 30 Jun 2023 |
| VANGUARD GROUP INC |
13F
Company
|
2.7%
|
$5,182,312
872,443 shares
|
— | 30 Jun 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
0.9%
|
$1,721,691
289,847 shares
|
— | 30 Jun 2023 |
| CREDIT SUISSE AG/ |
13F
Company
|
0.76%
|
$1,456,904
245,270 shares
|
— | 30 Jun 2023 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.54%
|
$1,028,695
173,181 shares
|
— | 30 Jun 2023 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.39%
|
$752,455
126,676 shares
|
— | 30 Jun 2023 |
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 Q3 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
37
Shares
3,395,054
Rows available
37
| 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 Q3 2023 vs Q3 2025 Across Filers
Q3 2025 holders
45
Q3 2023 holders
37
Holder diff
-8
| Investor | Q3 2025 Shares | Q3 2023 Shares | Share Diff | Share Chg % | Q3 2025 value | Q3 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend