Security key
98420Q306
XORTX Therapeutics Inc. - Common Shares, no par value per share (XRTX)
CUSIP: 98420Q306
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Common Shares, no par value per share
- Total 13F shares
- 100,658
- Total 13F value
- $81,474
- Share change
- +36,026
- SEC-reported price per share
- $0.81
- Number of holders
- 5
- Value change
- +$27,883
- Number of buys
- 3
- Number of sells
- 4
- Shares outstanding
- 5,782,525
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2025
Institutions
5
Top holders
5
XRTX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2025
XORTX Therapeutics Inc. SEC filings
XORTX Therapeutics Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 98420Q306
Recent filing periods:
Ownership snapshot
Top reported holders of XRTX - XORTX Therapeutics Inc. - Common Shares, no 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
ARMISTICE CAPITAL, LLC
Disclosed value leader
ARMISTICE CAPITAL, LLC
Comparable rows
7/7
Latest evidence
30 Jun 2025
13D/G
13F
Lead comparable stake: 5%
13D/G row: ARMISTICE CAPITAL, LLC
Showing 1-6 of 7 holder rows.
Quick read
ARMISTICE CAPITAL, LLC leads the comparable SEC ownership view at 5%.
7 of 7 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 ARMISTICE CAPITAL, LLC's linked filing trail.
Comparable ownership
Top 5
ARMISTICE CAPITAL, LLC
5%
CITADEL ADVISORS LLC
0.67%
UBS Group AG
0.36%
NATIONAL BANK OF CANADA /FI/
0.07%
ROYAL BANK OF CANADA
0.02%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 7 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ARMISTICE CAPITAL, LLC |
13D/G
|
5%
|
$183,372
178,031 shares
|
-$173,839 | 31 Mar 2025 |
| CITADEL ADVISORS LLC |
13F
Company
|
0.67%
|
$35,775
38,468 shares
|
— | 30 Jun 2025 |
| UBS Group AG |
13F
Company
|
0.36%
|
$18,815
20,790 shares
|
— | 30 Jun 2025 |
| NATIONAL BANK OF CANADA /FI/ |
13F
Company
|
0.07%
|
$3,896
3,934 shares
|
— | 30 Jun 2025 |
| ROYAL BANK OF CANADA |
13F
Company
|
0.02%
|
$2,000
1,326 shares
|
— | 30 Jun 2025 |
| RAYMOND JAMES FINANCIAL INC |
13F
Company
|
0.01%
|
$453
500 shares
|
— | 30 Jun 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 Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
5
Shares
100,658
Rows available
5
| 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 2025 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q3 2025 holders
5
Holder diff
4
| Investor | Q1 2026 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q3 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend