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Nyxoah SA

NYXH
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001857190

No open-market purchases or sales by Nyxoah SA insiders were filed in the last 90 days; 45 institutions reported holding it in 13F filings for Q2 2026, worth $37.5M in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Nyxoah SA as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
31
+6 vs. Q1 2025
Shares held
3.90M
−2.08M (−34.8%) vs. Q1 2025
Total value
$29.2M
−$12.6M (−30.1%) vs. Q1 2025
New holders
9
9 more added
Sold out
3
6 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NYXH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 31 institutions
Q1 2021: 1 institutionQ2 2021: 1 institutionQ3 2021: 18 institutionsQ4 2021: 16 institutionsQ1 2022: 18 institutionsQ2 2022: 22 institutionsQ3 2022: 20 institutionsQ4 2022: 18 institutionsQ1 2023: 18 institutionsQ2 2023: 16 institutionsQ3 2023: 17 institutionsQ4 2023: 16 institutionsQ1 2024: 19 institutionsQ2 2024: 21 institutionsQ3 2024: 20 institutionsQ4 2024: 22 institutionsQ1 2025: 26 institutionsQ2 2025: 31 institutionsQ3 2025: 32 institutionsQ4 2025: 33 institutionsQ1 2026: 34 institutionsQ2 2026: 45 institutions
Value heldQ2 2025: $29.2M
Q1 2021: $7.18MQ2 2021: $5.75MQ3 2021: $75.1MQ4 2021: $60.9MQ1 2022: $59.1MQ2 2022: $28.1MQ3 2022: $18.1MQ4 2022: $13.3MQ1 2023: $17.6MQ2 2023: $21.1MQ3 2023: $18.2MQ4 2023: $9.76MQ1 2024: $29.3MQ2 2024: $29.4MQ3 2024: $39.1MQ4 2024: $54.4MQ1 2025: $41.8MQ2 2025: $29.2MQ3 2025: $13.5MQ4 2025: $16.8MQ1 2026: $10.4MQ2 2026: $37.5M
Institutions holding NYXH and their total value by quarter
QuarterHoldersValue
Q2 202645$37.5M
Q1 202634$10.4M
Q4 202533$16.8M
Q3 202532$13.5M
Q2 202531$29.2M
Q1 202526$41.8M
Q4 202422$54.4M
Q3 202420$39.1M
Q2 202421$29.4M
Q1 202419$29.3M
Q4 202316$9.76M
Q3 202317$18.2M
Q2 202316$21.1M
Q1 202318$17.6M
Q4 202218$13.3M
Q3 202220$18.1M
Q2 202222$28.1M
Q1 202218$59.1M
Q4 202116$60.9M
Q3 202118$75.1M
Q2 20211$5.75M
Q1 20211$7.18M

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Nyxoah SA; share changes are against Q1 2025.

Institutions holding NYXH in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Vestal Point Capital, LP1,402,002$10.5M0.55%−916,952−39.5%Reduced
BlackRock, Inc.779,690$5.83M0.00%−281,841−26.6%Reduced
FMR LLC679,586$5.08M0.00%−1,079,402−61.4%Reduced
Franklin Resources Inc294,990$2.21M0.00%+2,655+0.9%Added
Rossmore Private Capital117,940$892.8K0.10%00.0%Unchanged
Millennium Management LLC115,026$860.4K0.00%−6,473−5.3%Reduced
AXA S.A.86,142$644.3K0.00%00.0%Unchanged
Kovack Advisors, Inc.57,827$432.5K0.04%+34,532+148.2%Added
Sio Capital Management, LLC50,839$380.3K0.15%00.0%Unchanged
Ikarian Capital, LLC50,627$378.7K0.13%+50,627New
Shay Capital LLC50,000$374.0K0.09%+50,000New
LPL Financial LLC35,391$264.7K0.00%+12,400+53.9%Added
Federation des caisses Desjardins du Quebec30,900$231.7K0.00%+23,900+341.4%Added
DekaBank Deutsche Girozentrale26,200$196.0K0.00%00.0%Unchanged
Geode Capital Management, LLC17,170$128.4K0.00%+70+0.4%Added
Invst, LLC16,271$121.7K0.02%+16,271New
Walleye Capital LLC15,681$117.3K0.00%+850+5.7%Added
Goldman Sachs Group Inc15,508$116.0K0.00%+15,508New
Boothbay Fund Management, LLC14,743$110.3K0.00%00.0%Unchanged
Balyasny Asset Management LLC11,281$84.4K0.00%+11,281New
Raymond James Financial Inc9,409$70.4K0.00%+9,409New
Bank of America Corp7,866$58.8K0.00%+3,303+72.4%Added
Barclays PLC3,943$29.5K0.00%+3,709+1,585.0%Added
Advisor Group Holdings, Inc.2,743$20.8K0.00%+2,443+814.3%Added
GHP Investment Advisors, Inc.2,590$19.4K0.00%+2,590New
Morgan Stanley2,475$18.5K0.00%−260−9.5%Reduced
Larson Financial Group LLC744$5.57K0.00%+744New
UBS Group AG691$5.17K0.00%−11,513−94.3%Reduced
Fourth Dimension Wealth, LLC390$2.92K0.00%+390New
Cheviot Value Management, LLC200$1.49K0.00%00.0%Unchanged
SBI Securities Co., Ltd.3$220.00%00.0%Unchanged
Renaissance Technologies LLC0$00.00%−12,200−100.0%Sold out
Cantor Fitzgerald, L. P.0$00.00%−10,000−100.0%Sold out
JPMorgan Chase & Co0$00.00%−301−100.0%Sold out
Credit Agricole S A––––Not filed