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MoonLake Immunotherapeutics

MLTX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001821586

In the last 90 days, MoonLake Immunotherapeutics insiders filed 0 open-market purchases and 6 sales; 172 institutions reported holding it in 13F filings for Q2 2026, worth $1.43B in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in MoonLake Immunotherapeutics as of Jun 30, 2026. 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
172
+28 vs. Q1 2026
Shares held
73.2M
+13.6M (+22.9%) vs. Q1 2026
Total value
$1.43B
+$317.5M (+28.6%) vs. Q1 2026
New holders
43
72 more added
Sold out
15
44 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MLTX 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 2026: 172 institutions
Q1 2021: 42 institutionsQ2 2021: 46 institutionsQ3 2021: 43 institutionsQ4 2021: 45 institutionsQ1 2022: 27 institutionsQ2 2022: 23 institutionsQ3 2022: 24 institutionsQ4 2022: 33 institutionsQ1 2023: 43 institutionsQ2 2023: 83 institutionsQ3 2023: 118 institutionsQ4 2023: 125 institutionsQ1 2024: 114 institutionsQ2 2024: 111 institutionsQ3 2024: 109 institutionsQ4 2024: 116 institutionsQ1 2025: 136 institutionsQ2 2025: 130 institutionsQ3 2025: 134 institutionsQ4 2025: 130 institutionsQ1 2026: 147 institutionsQ2 2026: 172 institutions
Value heldQ2 2026: $1.43B
Q1 2021: $108.9MQ2 2021: $115.8MQ3 2021: $111.1MQ4 2021: $112.8MQ1 2022: $123.4MQ2 2022: $190.1MQ3 2022: $291.4MQ4 2022: $396.4MQ1 2023: $843.2MQ2 2023: $2.86BQ3 2023: $3.21BQ4 2023: $3.53BQ1 2024: $2.99BQ2 2024: $2.67BQ3 2024: $3.14BQ4 2024: $3.43BQ1 2025: $2.34BQ2 2025: $2.77BQ3 2025: $269.7MQ4 2025: $742.9MQ1 2026: $1.17BQ2 2026: $1.43B
Institutions holding MLTX and their total value by quarter
QuarterHoldersValue
Q2 2026172$1.43B
Q1 2026147$1.17B
Q4 2025130$742.9M
Q3 2025134$269.7M
Q2 2025130$2.77B
Q1 2025136$2.34B
Q4 2024116$3.43B
Q3 2024109$3.14B
Q2 2024111$2.67B
Q1 2024114$2.99B
Q4 2023125$3.53B
Q3 2023118$3.21B
Q2 202383$2.86B
Q1 202343$843.2M
Q4 202233$396.4M
Q3 202224$291.4M
Q2 202223$190.1M
Q1 202227$123.4M
Q4 202145$112.8M
Q3 202143$111.1M
Q2 202146$115.8M
Q1 202142$108.9M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding MoonLake Immunotherapeutics; share changes are against Q1 2026.

Institutions holding MLTX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
State Street Corp87,166$1.70M0.00%+30,676+54.3%Added
Jain Global LLC99,126$1.93M0.02%+83,764+545.3%Added
SummitTX Capital, L.P.99,371$1.93M0.05%+99,371New
Heights Capital Management, Inc100,000$1.95M0.45%+100,000New
Ghisallo Capital Management LLC100,000$1.95M0.04%+100,000New
Polymer Capital Management (HK) LTD100,463$1.96M0.20%+100,463New
UBS Asset Management Americas Inc105,739$2.06M0.00%+31,577+42.6%Added
Gsa Capital Partners LLP106,695$2.08M0.13%+26,462+33.0%Added
Quadrature Capital Ltd109,204$2.13M0.02%+109,204New
Manufacturers Life Insurance Company, The109,580$2.13M0.00%−9,381−7.9%Reduced
Nomura Asset Management International Inc.110,000$2.14M0.00%+110,000New
Engineers Gate Manager LP111,590$2.17M0.03%+111,590New
TD Asset Management Inc128,274$2.50M0.00%−14,432−10.1%Reduced
Goldman Sachs Group Inc129,434$2.52M0.00%−1,000,799−88.5%Reduced
Vanguard Portfolio Management LLC130,327$2.54M0.00%+34,988+36.7%Added
FMR LLC143,559$2.80M0.00%00.0%Unchanged
XTX Topco Ltd152,472$2.97M0.04%+40,428+36.1%Added
Longaeva Partners L.P.161,557$3.15M0.09%−248,443−60.6%Reduced
Exome Asset Management LLC166,493$3.24M2.00%−48,883−22.7%Reduced
Voleon Capital Management LP173,909$3.39M0.06%−199,112−53.4%Reduced
Kalehua Capital Management LLC175,734$3.42M1.97%00.0%Unchanged
Congress Asset Management Co180,448$3.51M0.02%+1,893+1.1%Added
Rice Hall James & Associates, LLC183,801$3.58M0.17%+16,035+9.6%Added
HighVista Strategies LLC187,946$3.66M0.83%−6,009−3.1%Reduced
Verition Fund Management LLC207,102$4.03M0.03%+207,102New
Acuta Capital Partners, LLC215,652$4.20M2.93%+23,892+12.5%Added
Y-Intercept (Hong Kong) Ltd215,849$4.20M0.08%+88,762+69.8%Added
J. Goldman & Co LP215,945$4.20M0.15%+79,045+57.7%Added
Walleye Capital LLC246,869$4.81M0.02%−73,603−23.0%Reduced
Susquehanna International Group, LLP247,742$4.82M0.00%−93,682−27.4%Reduced
Holocene Advisors, LP250,000$4.87M0.01%−350,000−58.3%Reduced
Burkehill Global Management, LP250,000$4.87M0.18%+250,000New
Susquehanna Portfolio Strategies, LLC253,974$4.94M0.08%00.0%Unchanged
Boxer Capital Management, LLC275,000$5.35M0.40%00.0%Unchanged
Granahan Investment Management Inc313,884$6.11M0.22%+93,284+42.3%Added
UBS Group AG328,522$6.40M0.00%+324,643+8,369.2%Added
Jump Financial, LLC336,243$6.55M0.06%+10,275+3.2%Added
BNP Paribas Arbitrage, SA341,537$6.65M0.00%+101,699+42.4%Added
AQR Capital Management LLC358,884$6.99M0.00%+312,699+677.1%Added
Capricorn Fund Managers Ltd374,866$7.29M0.58%+374,866New
Trexquant Investment LP377,946$7.36M0.05%−117,390−23.7%Reduced
Rhenman & Partners Asset Management AB384,800$7.49M0.71%+145,300+60.7%Added
Algert Global LLC386,960$7.53M0.09%+235,704+155.8%Added
Qube Research & Technologies Ltd496,242$9.66M0.01%+453,325+1,056.3%Added
Marshall Wace, LLP550,351$10.7M0.01%+439,020+394.3%Added
Morgan Stanley563,602$11.0M0.00%−50,880−8.3%Reduced
Millennium Management LLC636,187$12.4M0.01%+60,095+10.4%Added
Renaissance Technologies LLC643,268$12.5M0.02%+366,496+132.4%Added
HRT Financial LP679,244$13.2M0.02%+191,661+39.3%Added
Trails Edge Capital Partners, LP750,000$14.6M2.32%+750,000New
Arrowstreet Capital, Limited Partnership750,777$14.6M0.01%+680,637+970.4%Added
Bank of America Corp751,897$14.6M0.00%+27,103+3.7%Added
Candriam Luxembourg S.C.A.769,766$15.0M0.07%−48,360−5.9%Reduced
Jane Street Group, LLC853,386$16.6M0.01%+399,761+88.1%Added
Great Point Partners LLC855,813$16.7M3.93%+355,813+71.2%Added
Balyasny Asset Management LLC912,715$17.8M0.03%−152,895−14.3%Reduced
Price T Rowe Associates Inc1,041,527$20.3M0.00%−253,334−19.6%Reduced
BlackRock, Inc.1,094,791$21.3M0.00%+72,940+7.1%Added
Point72 Asset Management, L.P.1,158,732$22.6M0.03%−209,786−15.3%Reduced
Vivo Capital, LLC1,400,000$27.3M2.49%+400,000+40.0%Added
JPMorgan Chase & Co1,386,422$27.6M0.00%+297,908+27.4%Added
MPM Oncology Impact Management LP1,606,967$31.3M1.91%−204,115−11.3%Reduced
Two Sigma Investments, LP1,715,349$33.4M0.03%+593,037+52.8%Added
Citadel Advisors LLC1,972,893$38.4M0.02%+649,165+49.0%Added
Weiss Asset Management LP2,581,813$50.3M0.56%+873,485+51.1%Added
Logos Global Management LP2,675,000$52.1M2.24%+1,175,000+78.3%Added
Jupiter Topco LLC3,085,906$60.1M0.02%+3,085,906New
Cormorant Asset Management, LP3,205,433$62.4M3.20%−1,275,000−28.5%Reduced
D. E. Shaw & Co., Inc.3,365,507$65.5M0.04%+974,846+40.8%Added
T. Rowe Price Investment Management, Inc.4,280,624$83.3M0.05%+4,280,624New
Deep Track Capital, LP6,999,025$136.3M2.01%+590,162+9.2%Added
BVF Inc16,001,284$311.5M7.97%00.0%Unchanged
Jefferies Financial Group Inc.0$00.00%−500,000−100.0%Sold out
Casdin Capital, LLC0$00.00%−450,000−100.0%Sold out
First Turn Management, LLC0$00.00%−315,563−100.0%Sold out
Ishara Investments LP0$00.00%−174,250−100.0%Sold out
Readystate Asset Management LP0$00.00%−144,238−100.0%Sold out
Invesco Ltd.0$00.00%−139,574−100.0%Sold out
Alps Advisors Inc0$00.00%−58,395−100.0%Sold out
Avidity Partners Management LP0$00.00%−50,000−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−32,507−100.0%Sold out
Axq Capital, LP0$00.00%−19,241−100.0%Sold out
Delos Wealth Advisors, LLC0$00.00%−1,000−100.0%Sold out
Clear Street Markets LLC0$00.00%−516−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−383−100.0%Sold out
Basecamp Wealth Advisors LLC0$00.00%−250−100.0%Sold out
MAI Capital Management0$00.00%−7−100.0%Sold out
Janus Henderson Group PLC––––Not filed
CWM, LLC––––Not filed
Sunbelt Securities, Inc.––––Not filed