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Equibles

MLTX

MoonLake Immunotherapeutics

Company with tickers: MLTX

CIK
1821586
CUSIP
61559X104
Shares Outstanding
73,615,396
13F Activity (30d)
133 filings 131 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 148
Total Value: $1,211,808,199
Total Shares: 65,011,174
Showing 1–100 of 158 holdings by value · page 1 of 2

Institutional Ownership Trend

17 quarters

Holder Concentration

Across 148 13F filers · Δ vs Dec 31, 2025
Top Holder
24.6%
Jun 2023 → Mar 2026 · range 24.6% – 45.7%
−8.4 pts
Top 5
50.3%
Jun 2023 → Mar 2026 · range 50.3% – 67.9%
−5.6 pts
Top 10
63.4%
Jun 2023 → Mar 2026 · range 63.4% – 79.2%
−6.5 pts
HHI
864
Jun 2023 → Mar 2026 · range 864 – 2,212
Broadly held −433

Quarterly Activity

vs Dec 31, 2025
New
41
Increased
47
Decreased
45
Sold Out
25
Unchanged
15
Holder count: +16
Institutional value: +53.5%
Shares held: +8.5%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mid Deep Track Capital, LP +1,798,792 6,408,863
Mid Weiss Asset Management LP +1,375,367 1,708,328
Mega JANUS HENDERSON GROUP PLC +1,355,640 3,451,628
Mega GOLDMAN SACHS GROUP INC +859,568 1,130,233
Mega BlackRock, Inc. +735,258 1,021,851

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mid BVF INC/IL −3,750,000 16,001,284
Mega JANE STREET GROUP, LLC −1,148,623 572,525
Mega Nuveen, LLC −604,017 33,417
Large Balyasny Asset Management L.P. −505,461 1,065,610
Mega MORGAN STANLEY −430,099 614,482

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mid MPM BIOIMPACT LLC 1,811,082 $33,758,568
Large Holocene Advisors, LP 600,000 $11,184,000
Small GREAT POINT PARTNERS LLC 500,000 $9,320,000
Mid ADAR1 Capital Management, LLC 477,137 $8,893,833
Mid Casdin Capital, LLC 450,000 $8,388,000

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mid Soleus Capital Management, L.P. 400,000 $5,272,000
Small STEMPOINT CAPITAL LP 348,401 $4,591,925
Mid 683 Capital Management, LLC 296,900 $3,913,142
Mega VANGUARD GROUP INC 266,150 $3,507,855
Small Eagle Health Investments LP 187,600 $2,472,568
Filter: New 41 Increased 47 Reduced 45 Sold out 25 Unchanged 15
Showing 100 of 158
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid BVF INC/IL $298,263,933 24.61% 16,001,284
Mid Deep Track Capital, LP $119,461,206 9.86% 6,408,863
Mid Cormorant Asset Management, LP $83,515,271 6.89% 4,480,433
Mega JANUS HENDERSON GROUP PLC $64,338,345 5.31% 3,451,628
Mega D. E. Shaw & Co., Inc. $44,561,921 3.68% 2,390,661
Mid MPM BIOIMPACT LLC $33,758,568 2.79% 1,811,082
Mid Weiss Asset Management LP $31,843,233 2.63% 1,708,328
Mid Logos Global Management LP $27,960,000 2.31% 1,500,000
Large Point72 Asset Management, L.P. $25,509,175 2.11% 1,368,518
Mega CITADEL ADVISORS LLC $24,674,289 2.04% 1,323,728
Mega PRICE T ROWE ASSOCIATES INC /MD/ $24,136,209 1.99% 1,294,861
Mega GOLDMAN SACHS GROUP INC $21,067,543 1.74% 1,130,233
Mega TWO SIGMA INVESTMENTS, LP $20,919,895 1.73% 1,122,312
Mega JPMORGAN CHASE & CO $20,289,900 1.67% 1,088,514
Large Balyasny Asset Management L.P. $19,862,970 1.64% 1,065,610
Mega BlackRock, Inc. $19,047,295 1.57% 1,021,851
Mid Vivo Capital, LLC $18,640,000 1.54% 1,000,000
Large Candriam S.C.A. $15,249,868 1.26% 818,126
Mega BANK OF AMERICA CORP /DE/ Bank $13,510,158 1.11% 724,794
Mega CITADEL ADVISORS LLC $12,376,960 1.02% 664,000
Mega MORGAN STANLEY $11,453,940 0.95% 614,482
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $11,213,824 0.93% 601,600
Large Holocene Advisors, LP $11,184,000 0.92% 600,000
Mega MILLENNIUM MANAGEMENT LLC $10,738,354 0.89% 576,092
Small GREAT POINT PARTNERS LLC $9,320,000 0.77% 500,000
Large Jefferies Financial Group Inc. $9,320,000 0.77% 500,000
Large Trexquant Investment LP $9,233,063 0.76% 495,336
Large HRT FINANCIAL LP $9,088,547 0.75% 487,583
Mid ADAR1 Capital Management, LLC $8,521,033 0.70% 457,137
Mega JANE STREET GROUP, LLC $8,455,568 0.70% 453,625
Mid Casdin Capital, LLC $8,388,000 0.69% 450,000
Mid Longaeva Partners L.P. $7,642,400 0.63% 410,000
Mid Voleon Capital Management LP $6,953,111 0.57% 373,021
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $6,364,143 0.53% 341,424
Mid Jump Financial, LLC $6,076,043 0.50% 325,968
Large Walleye Capital LLC $5,973,598 0.49% 320,472
Small First Turn Management, LLC $5,882,094 0.49% 315,563
Large RENAISSANCE TECHNOLOGIES LLC $5,159,030 0.43% 276,772
Small Boxer Capital Management, LLC $5,126,000 0.42% 275,000
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,950,784 0.41% 265,600
Mid Susquehanna Portfolio Strategies, LLC $4,734,075 0.39% 253,974
Mega BNP PARIBAS ARBITRAGE, SA $4,470,580 0.37% 239,838
Small Rhenman & Partners Asset Management AB $4,464,280 0.37% 239,500
Mid Granahan Investment Management, LLC $4,111,984 0.34% 220,600
Small Exome Asset Management LLC $4,014,608 0.33% 215,376
Small HighVista Strategies LLC $3,615,321 0.30% 193,955
Small ACUTA CAPITAL PARTNERS, LLC $3,574,406 0.29% 191,760
Large CONGRESS ASSET MANAGEMENT CO $3,328,265 0.27% 178,555
Small Kalehua Capital Management LLC $3,275,681 0.27% 175,734
Small Ishara Investments LP $3,248,020 0.27% 174,250
Mid RICE HALL JAMES & ASSOCIATES, LLC $3,127,158 0.26% 167,766
Mid ALGERT GLOBAL LLC $2,819,411 0.23% 151,256
Mid READYSTATE ASSET MANAGEMENT LP $2,688,596 0.22% 144,238
Mega FMR LLC $2,675,939 0.22% 143,559
Mega TD Asset Management Inc $2,660,039 0.22% 142,706
Mega Invesco Ltd. $2,601,658 0.21% 139,574
Mid J. Goldman & Co LP $2,551,816 0.21% 136,900
Mid Y-Intercept (Hong Kong) Ltd $2,368,901 0.20% 127,087
Large ExodusPoint Capital Management, LP $2,242,578 0.19% 120,310
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $2,217,433 0.18% 118,961
Large Centiva Capital, LP $2,160,376 0.18% 115,900
Mid XTX Topco Ltd $2,088,500 0.17% 112,044
Large MARSHALL WACE, LLP $2,075,209 0.17% 111,331
Large Squarepoint Ops LLC $2,054,444 0.17% 110,217
Small Headlands Technologies LLC $1,810,559 0.15% 97,133
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $1,777,118 0.15% 95,339
Mega CITADEL ADVISORS LLC $1,752,160 0.14% 94,000
Mega JANE STREET GROUP, LLC $1,724,200 0.14% 92,500
Mid GSA CAPITAL PARTNERS LLP $1,495,543 0.12% 80,233
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $1,382,378 0.11% 74,162
Mega GEODE CAPITAL MANAGEMENT, LLC $1,347,094 0.11% 72,269
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $1,307,409 0.11% 70,140
Micro Lion Point Capital, LP $1,258,200 0.10% 67,500
Mid Rock Springs Capital Management LP $1,150,088 0.09% 61,700
Large TUDOR INVESTMENT CORP ET AL $1,147,795 0.09% 61,577
Mega Swiss National Bank Bank $1,146,360 0.09% 61,500
Large ALPS ADVISORS INC $1,088,482 0.09% 58,395
Mega STATE STREET CORP $1,052,973 0.09% 56,490
Large Walleye Capital LLC $946,912 0.08% 50,800
Small Avidity Partners Management LP $932,000 0.08% 50,000
Mid PRELUDE CAPITAL MANAGEMENT, LLC $911,179 0.08% 48,883
Mega AQR CAPITAL MANAGEMENT LLC $860,885 0.07% 46,185
Large Mariner, LLC $837,868 0.07% 44,950
Large Qube Research & Technologies Ltd $799,972 0.07% 42,917
Mega Nuveen, LLC $622,892 0.05% 33,417
Mid Brevan Howard Capital Management LP $605,930 0.05% 32,507
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $546,077 0.05% 29,296
Large Schonfeld Strategic Advisors LLC $534,632 0.04% 28,682
Mega BARCLAYS PLC $514,501 0.04% 27,602
Mega JANE STREET GROUP, LLC $492,096 0.04% 26,400
Mega DIMENSIONAL FUND ADVISORS LP $490,361 0.04% 26,307
Small Optimize Financial Inc $455,170 0.04% 24,419
Mega VANGUARD ASSET MANAGEMENT, Ltd $444,153 0.04% 23,828
Mid GROUP ONE TRADING LLC $401,934 0.03% 21,563
Small Quarry LP $396,100 0.03% 21,250
Mid Graham Capital Management, L.P. $393,098 0.03% 21,089
Mega Legal & General Group Plc $383,219 0.03% 20,559
Mid ADAR1 Capital Management, LLC $372,800 0.03% 20,000
Mega NORTHERN TRUST CORP Bank $363,049 0.03% 19,477
Small AXQ CAPITAL, LP $358,652 0.03% 19,241

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