MoonLake Immunotherapeutics (MLTX) Insider Trading
Over the last 3 months, MLTX insiders made 0 open-market buys and 9 sales, a net sale of -$67.7M (SEC Form 4). Over the last 6 months, 123 institutions increased and 65 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
9
Net (3m)
-$67.7M
Insider trades by month Buys Sells
Oct
Jul
Oct
Dec
Apr
May
Context3-month price +0.7%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 13, 2026 | Bodenstedt Matthiasofficer: Chief Financial Officer | Sell | 13,653 | $20.02 |
| Apr 16, 2026 | Bodenstedt Matthiasofficer: Chief Financial Officer | Sell | 2,426 | $19.56 |
| Apr 14, 2026 | Santos da Silva Jorgedirector, officer: Chief Executive Officer | Sell | 98,127 | $18.41 |
| Apr 14, 2026 | Santos da Silva Jorgedirector, officer: Chief Executive Officer | Sell | 51,873 | $18.23 |
| Apr 10, 2026 | Bodenstedt Matthiasofficer: Chief Financial Officer | Sell | 1,925 | $19.51 |
| Apr 10, 2026 | Bodenstedt Matthiasofficer: Chief Financial Officer | Sell | 85,870 | $18.94 |
| Apr 2, 2026 | BVF PARTNERS L P/ILdirector, 10 percent owner: | Sell | 1,932,354 | $16.79 |
| Apr 2, 2026 | BVF PARTNERS L P/ILdirector, 10 percent owner: | Sell | 248,530 | $16.79 |
| Apr 2, 2026 | BVF PARTNERS L P/ILdirector, 10 percent owner: | Sell | 1,569,116 | $16.79 |
| Jan 9, 2026 | Bodenstedt Matthiasofficer: Chief Financial Officer | Grant | 354,296 | — |
| Jan 9, 2026 | Reich Kristianofficer: Chief Scientific Officer | Grant | 520,342 | $11.29 |
| Jan 9, 2026 | Santos da Silva Jorgedirector, officer: Chief Executive Officer | Grant | 520,342 | $11.29 |
| Dec 10, 2025 | Reich Kristianofficer: Chief Scientific Officer | Sell | 72,908 | $14.43 |
| Dec 10, 2025 | Santos da Silva Jorgedirector, officer: Chief Executive Officer | Sell | 130,000 | $15.08 |
| Dec 10, 2025 | Santos da Silva Jorgedirector, officer: Chief Executive Officer | Sell | 70,000 | $14.49 |
| Dec 10, 2025 | Reich Kristianofficer: Chief Scientific Officer | Sell | 130,000 | $15.08 |
| Oct 9, 2025 | Bodenstedt Matthiasofficer: Chief Financial Officer | Buy | 10,870 | $9.09 |
| Oct 1, 2025 | Chen Bihuaother: Former 10% Owner | Sell | 2,800,000 | $6.61 |
| Oct 1, 2025 | Chen Bihuaother: Former 10% Owner | Sell | 5,827 | $6.96 |
| Oct 1, 2025 | Chen Bihuaother: Former 10% Owner | Sell | 232,460 | $8.40 |
| Oct 1, 2025 | Chen Bihuaother: Former 10% Owner | Sell | 70,748 | $9.38 |
| Oct 1, 2025 | Chen Bihuaother: Former 10% Owner | Sell | 3,390,943 | $7.58 |
| Jul 7, 2025 | Moukheibir Catherinedirector | Sell | 23,500 | $48.79 |
| Jul 7, 2025 | Moukheibir Catherinedirector | Option | 23,500 | — |
| Jun 9, 2025 | Phillips Andrew Johndirector | Grant | 6,682 | $48.83 |
| Jun 9, 2025 | Loy Spikedirector | Grant | 6,682 | $48.83 |
| Jun 9, 2025 | Sturge Simondirector | Grant | 6,682 | $48.83 |
| Jun 9, 2025 | BVF PARTNERS L P/ILdirector, 10 percent owner: | Grant | 6,682 | $48.83 |
| Jun 9, 2025 | Xavier Ramnikdirector | Grant | 6,682 | $48.83 |
| Jun 9, 2025 | Moukheibir Catherinedirector | Grant | 6,682 | $48.83 |
Source: MLTX SEC Form 4 filings, latest May 13, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their MLTX positions over the last 6 months (SEC Form 13F).
Increased
123
New positions
78
Reduced
65
Sold out
75
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BVF INC/IL | Unchanged | 19.8M | Feb 17, 2026 |
| BVF INC/IL | Reduced | 16.0M | May 15, 2026 |
| DEEP TRACK CAPITAL, LP | Increased | 6.4M | May 15, 2026 |
| DEEP TRACK CAPITAL, LP | New Position | 4.6M | Feb 13, 2026 |
| CORMORANT ASSET MANAGEMENT, LP | Increased | 4.5M | May 15, 2026 |
| CORMORANT ASSET MANAGEMENT, LP | Increased | 4.4M | Feb 17, 2026 |
| JANUS HENDERSON GROUP PLC | Increased | 3.5M | May 18, 2026 |
| D. E. SHAW & CO., INC. | New Position | 2.5M | Feb 17, 2026 |
| D. E. SHAW & CO., INC. | Reduced | 2.4M | May 15, 2026 |
| JANUS HENDERSON GROUP PLC | Increased | 2.1M | Feb 17, 2026 |
| BIOIMPACT CAPITAL LLC | New Position | 1.8M | May 15, 2026 |
| LOGOS GLOBAL MANAGEMENT LP | Increased | 1.8M | Feb 17, 2026 |
| WEISS ASSET MANAGEMENT LP | Increased | 1.7M | May 15, 2026 |
| JANE STREET GROUP, LLC | Increased | 1.7M | Feb 12, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | Reduced | 1.6M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.