Security key
B6S7WD106
Nyxoah SA - Ordinary Shares, no nominal value per share (NYXH)
CUSIP: B6S7WD106
Q4 2025 13F Holders as of 31 Dec 2025
- Security type / class
- Equity / Ordinary Shares, no nominal value per share
- Total 13F shares
- 3,706,063
- Total 13F value
- $16,838,080
- Share change
- +862,677
- SEC-reported price per share
- $4.60
- Number of holders
- 33
- Value change
- +$3,714,494
- Number of buys
- 7
- Number of sells
- 13
- Shares outstanding
- 99,683,487
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
33
Top holders
10
NYXH full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
Nyxoah SA SEC filings
Nyxoah SA company facts
Broader feeds
Reporting periods
Holder history for CUSIP B6S7WD106
Recent filing periods:
Ownership snapshot
Top reported holders of NYXH - Nyxoah SA - Ordinary Shares, no nominal 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
CVI Investments, Inc.
Disclosed value leader
CVI Investments, Inc.
Comparable rows
15/15
Latest evidence
18 Dec 2025
13D/G
13F
Lead comparable stake: 9.9%
13D/G row: CVI Investments, Inc.
Showing 1-6 of 15 holder rows.
Quick read
CVI Investments, Inc. leads the comparable SEC ownership view at 9.9%.
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 CVI Investments, Inc.'s linked filing trail.
Comparable ownership
Top 5
CVI Investments, Inc.
9.9%
Vestal Point Capital, LP
3.7%
BlackRock, Inc.
0.75%
FRANKLIN RESOURCES INC
0.2%
Rossmore Private Capital
0.13%
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 |
|---|---|---|---|---|---|
| CVI Investments, Inc. |
13D/G
|
9.9%
|
$21,261,401
4,683,128 shares
|
$0 | 18 Dec 2025 |
| Vestal Point Capital, LP |
13D/G
13F
Company
|
3.7%
|
$10,599,135
1,402,002 shares
|
-$6,932,157 | 30 Jun 2025 |
| BlackRock, Inc. |
13F
Company
|
0.75%
|
$3,419,636
743,399 shares
|
— | 30 Sep 2025 |
| FRANKLIN RESOURCES INC |
13F
Company
|
0.2%
|
$923,018
200,656 shares
|
— | 30 Sep 2025 |
| Rossmore Private Capital |
13F
Company
|
0.13%
|
$616,055
132,746 shares
|
— | 30 Sep 2025 |
| Kovack Advisors, Inc. |
13F
Company
|
0.1%
|
$446,379
97,039 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
33
Shares
3,706,063
Rows available
33
| 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
32
Q4 2025 holders
33
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