Mariner
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Mariner’s MoonLake Immunotherapeutics MLTX Stock Holding History

Mariner’s Portfolio MLTX Stock Details MLTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.42M Buy
72,875
+27,925
+62% +$506K ﹤0.01% 1701
2026
Q1 		$838K Buy
44,950
+24,791
+123% +$411K ﹤0.01% 2098
2025
Q4 		$266K Buy
+20,159
New +$238K ﹤0.01% 2944
2025
Q1 		– Sell
-5,028
Closed -$272K – 3537
2024
Q4 		$272K Buy
+5,028
New +$257K ﹤0.01% 2718

Other funds holding MLTX

BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
LGM
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
WAM
Weiss Asset Management Boston, Massachusetts $9.54B AUM 55.06% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Mariner's MLTX Position: Q2 2026 in Review

Mariner increased its MoonLake Immunotherapeutics (MLTX) stake by 62% in Q2 2026, buying an estimated $506K and bringing the position to 72,875 shares worth $1.42M. The position accounts for ﹤0.01% of the portfolio, ranked #1701.

Mariner first reported a position in MLTX in Q4 2024 and has held it in 4 quarters since. 173 funds tracked by Wall St. Rank hold MLTX as of Q2 2026.

  • Mariner held 72,875 shares of MoonLake Immunotherapeutics worth $1.42M as of Q2 2026.
  • Mariner bought 27,925 MoonLake Immunotherapeutics shares in Q2 2026, an estimated $506K.
  • MoonLake Immunotherapeutics made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1701 holding.
  • Mariner first reported a position in MoonLake Immunotherapeutics in Q4 2024 and has held it in 4 quarters since.
  • 173 funds tracked by Wall St. Rank held MoonLake Immunotherapeutics as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.