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NYXH

Nyxoah
NYXH

32 hedge funds and large institutions have $13.5M invested in Nyxoah in 2025 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 11 increasing their positions, 6 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

83% more repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 6

25% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 4

3% more funds holding

Funds holding: 31 → 32 (+1)

10.42% less ownership

Funds ownership: 10.42% → 0% (-10%)

54% less capital invested

Capital invested by funds: $29.2M → $13.5M (-$15.7M)

Holders
32
Holders Change
+1
Holders Change %
+3.23%
% of All Funds
0.42%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
5
Increased
11
Reduced
6
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
KA
Kovack Advisors
Florida
+$257K
2
Deutsche Bank
Deutsche Bank
Germany
+$164K
3
Citadel Advisors
Citadel Advisors
Florida
+$139K
4
FDCDDQ
Federation des caisses Desjardins du Quebec
Quebec, Canada
+$125K
5
RPC
Rossmore Private Capital
Connecticut
+$96.9K

Top Sellers

Rank Fund Capital Flow
1
Fidelity Investments
Fidelity Investments
Massachusetts
-$4.13M
2
VPC
Vestal Point Capital
New York
-$1.93M
3
Axa
Axa
France
-$644K
4
Franklin Resources
Franklin Resources
California
-$618K
5
BlackRock
BlackRock
New York
-$238K
Name Holding Trade Value Shares
Change 		Change in
Stake
VPC
1
Vestal Point Capital
New York
$5.09M -$1.93M -294,589 -21%
BlackRock
2
BlackRock
New York
$3.42M -$238K -36,291 -5%
Franklin Resources
3
Franklin Resources
California
$923K -$618K -94,334 -32%
RPC
4
Rossmore Private Capital
Connecticut
$616K +$96.9K +14,806 +13%
KA
5
Kovack Advisors
Florida
$446K +$257K +39,212 +68%
Millennium Management
6
Millennium Management
New York
$443K -$122K -18,616 -16%
AIM
7
AXA Investment Managers
France
$396K +$564K +86,142 New
SCM
8
Sio Capital Management
New York
$234K – – –
IC
9
Ikarian Capital
Texas
$233K – – –
FDCDDQ
10
Federation des caisses Desjardins du Quebec
Quebec, Canada
$230K +$125K +19,100 +62%
Fidelity Investments
11
Fidelity Investments
Massachusetts
$224K -$4.13M -630,894 -93%
LPL Financial
12
LPL Financial
California
$178K +$22.3K +3,410 +10%
SC
13
Shay Capital
New York
$156K -$105K -16,000 -32%
DekaBank Deutsche Girozentrale
14
DekaBank Deutsche Girozentrale
Germany
$116K – – –
Deutsche Bank
15
Deutsche Bank
Germany
$115K +$164K +25,000 New
Citadel Advisors
16
Citadel Advisors
Florida
$97.6K +$139K +21,220 New
Bank of America
17
Bank of America
North Carolina
$91.4K +$78.7K +12,012 +153%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$85.6K +$9.39K +1,434 +8%
Walleye Capital
19
Walleye Capital
New York
$79.6K +$10.6K +1,615 +10%
I
20
INVST
Indiana
$74.8K – – –
BFM
21
Boothbay Fund Management
New York
$67.8K – – –
Raymond James Financial
22
Raymond James Financial
Florida
$58.7K +$22K +3,353 +36%
Osaic Holdings
23
Osaic Holdings
Arizona
$41.1K +$25.3K +3,861 +141%
UBS Group
24
UBS Group
Switzerland
$24.8K +$30.7K +4,693 +679%
GIA
25
GHP Investment Advisors
Colorado
$11.9K – – –
1
2

NYXH Hedge Fund Activity: Q3 2025 in Review

32 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Nyxoah (NYXH) for Q3 2025, worth a combined $13.5M — down 54% from $29.2M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new NYXH positions and 4 closed out — a net gain of 1 holder — while 11 added to existing stakes and 6 trimmed.

The largest buyer was Kovack Advisors, adding an estimated $257K. The largest seller was Fidelity Investments, cutting an estimated $4.13M.

  • 32 institutional investors held Nyxoah (NYXH) as of Q3 2025, up from 31 in Q2 2025.
  • Funds reported $13.5M of Nyxoah stock for Q3 2025, down 54% quarter-over-quarter.
  • 5 funds opened new Nyxoah positions in Q3 2025 and 4 closed out, a net change of +1 holder.
  • The largest Nyxoah buyer in Q3 2025 was Kovack Advisors, an estimated $257K added.
  • The largest Nyxoah seller in Q3 2025 was Fidelity Investments, an estimated $4.13M sold.

Based on aggregated 13F filings for Q3 2025.