MoonLake Immunotherapeutics (MLTX) has 11 known insider and institutional holders on record. The largest holder is Chen Bihua with 2,000,000 shares. Other notable holders include Bodenstedt Matthias and BVF PARTNERS L P/IL.
Over the last 12 months, insiders have made 23 transactions in MLTX stock — 10 buys (valued at $13.81M) and 8 sells (valued at $29.86M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
MLTX Insider Ownership
Top Holder
Chen Bihua
2,000,000 shares
Buys (12 mo)
10
$13.81M value
Sells (12 mo)
8
$29.86M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Chen Bihua |
Other: Former 10% Owner |
2,000,000 |
2025-10-01 |
|
| 2 |
Bodenstedt Matthias |
Chief Financial Officer |
1,276,305 |
2026-01-09 |
|
| 3 |
Bvf Partners L P/il |
10 Percent Owner |
1,039,238 |
2026-04-02 |
|
| 4 |
Santos Da Silva Jorge |
Chief Executive Officer |
520,342 |
2026-01-09 |
|
| 5 |
Reich Kristian |
Chief Scientific Officer |
520,342 |
2026-01-09 |
|
| 6 |
Helix Holdings Llc |
10 Percent Owner |
430,000 |
2020-10-22 |
|
| 7 |
Moukheibir Catherine |
Director |
6,682 |
2025-06-09 |
|
| 8 |
Xavier Ramnik |
Director |
6,682 |
2025-06-09 |
|
| 9 |
Loy Spike |
Director |
6,682 |
2025-06-09 |
|
| 10 |
Sturge Simon |
Director |
6,682 |
2025-06-09 |
|
| 11 |
Phillips Andrew John |
Director |
6,682 |
2025-06-09 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-31 |
Bvf Partners L P/il |
10 Percent Owner |
Informative Sell |
248,530 |
$16.79 |
$4.17M |
| 2026-01-07 |
Reich Kristian |
Chief Scientific Officer |
RSU Award |
520,342 |
$11.29 |
$5.87M |
| 2026-01-07 |
Bodenstedt Matthias |
Chief Financial Officer |
RSU Award |
354,296 |
- |
- |
| 2026-01-07 |
Santos Da Silva Jorge |
Chief Executive Officer |
RSU Award |
520,342 |
$11.29 |
$5.87M |
| 2025-12-19 |
Reich Kristian |
Chief Scientific Officer |
Return of Shares |
35,389 |
- |
- |
| 2025-12-19 |
Bodenstedt Matthias |
Chief Financial Officer |
Conversion (Sell) |
8,754 |
- |
- |
| 2025-12-19 |
Santos Da Silva Jorge |
Chief Executive Officer |
Return of Shares |
196,316 |
- |
- |
| 2025-12-09 |
Reich Kristian |
Chief Scientific Officer |
Informative Sell |
72,908 |
$14.43 |
$1.05M |
| 2025-12-08 |
Reich Kristian |
Chief Scientific Officer |
Informative Sell |
130,000 |
$15.08 |
$1.96M |
| 2025-12-09 |
Santos Da Silva Jorge |
Chief Executive Officer |
Informative Sell |
70,000 |
$14.49 |
$1.01M |
| 2025-12-08 |
Santos Da Silva Jorge |
Chief Executive Officer |
Informative Sell |
130,000 |
$15.08 |
$1.96M |
| 2025-10-08 |
Bodenstedt Matthias |
Chief Financial Officer |
Informative Buy |
10,870 |
$9.09 |
$98.81K |
| 2025-09-30 |
Chen Bihua |
Other: Former 10% Owner |
Informative Sell |
5,827 |
$6.96 |
$40.56K |
| 2025-09-29 |
Chen Bihua |
Other: Former 10% Owner |
Informative Sell |
2,800,000 |
$6.61 |
$18.51M |
| 2025-09-02 |
Reich Kristian |
Chief Scientific Officer |
Return of Shares |
48,978 |
- |
- |
| 2025-01-20 |
Reich Kristian |
Chief Scientific Officer |
Conversion (Sell) |
1,456 |
- |
- |
| 2025-07-03 |
Moukheibir Catherine |
Director |
Informative Sell |
23,500 |
$48.79 |
$1.15M |
| 2025-06-05 |
Phillips Andrew John |
Director |
RSU Award |
6,682 |
$48.83 |
$326.28K |
| 2025-06-05 |
Sturge Simon |
Director |
RSU Award |
6,682 |
$48.83 |
$326.28K |
| 2025-06-05 |
Xavier Ramnik |
Director |
RSU Award |
6,682 |
$48.83 |
$326.28K |
| 2025-06-05 |
Loy Spike |
Director |
RSU Award |
6,682 |
$48.83 |
$326.28K |
| 2025-06-05 |
Moukheibir Catherine |
Director |
RSU Award |
6,682 |
$48.83 |
$326.28K |
| 2025-06-05 |
Bvf Partners L P/il |
10 Percent Owner |
RSU Award |
6,682 |
$48.83 |
$326.28K |
