Jane Street
MRNS

Jane Street’s Marinus Pharmaceuticals, Inc MRNS Stock Holding History

Jane Street’s Portfolio MRNS Stock Details MRNS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q4 		– Sell
-45,549
Closed -$80.2K – 10989
2024
Q3 		$80.2K Sell
45,549
-158,636
-78% -$221K ﹤0.01% 9065
2024
Q2 		$239K Buy
204,185
+36,251
+22% +$90.7K ﹤0.01% 8141
2024
Q1 		$1.52M Buy
167,934
+69,895
+71% +$679K ﹤0.01% 4631
2023
Q4 		$1.07M Sell
98,039
-40,828
-29% -$306K ﹤0.01% 5458
2023
Q3 		$1.12M Sell
138,867
-19,471
-12% -$162K ﹤0.01% 5014
2023
Q2 		$1.72M Sell
158,338
-145,400
-48% -$1.25M ﹤0.01% 4385
2023
Q1 		$2.1M Buy
303,738
+292,044
+2,497% +$1.83M ﹤0.01% 3737
2022
Q4 		$46.5K Buy
+11,694
New +$57.5K ﹤0.01% 8389
2022
Q3 		– Sell
-14,078
Closed -$68K – 10693
2022
Q2 		$68K Buy
14,078
+1,616
+13% +$9.83K ﹤0.01% 8820
2022
Q1 		$117K Buy
+12,462
New +$124K ﹤0.01% 9378
2021
Q3 		– Sell
-33,702
Closed -$605K – 10954
2021
Q2 		$605K Sell
33,702
-12,853
-28% -$207K ﹤0.01% 6882
2021
Q1 		$721K Buy
46,555
+36,137
+347% +$523K ﹤0.01% 6106
2020
Q4 		$127K Sell
10,418
-23,618
-69% -$329K ﹤0.01% 7131
2020
Q3 		$438K Buy
34,036
+31,471
+1,227% +$272K ﹤0.01% 5350
2020
Q2 		$26K Buy
+2,565
New +$23.6K ﹤0.01% 6945
2020
Q1 		– Sell
-3,896
Closed -$34K – 6148
2019
Q4 		$34K Buy
3,896
+1,245
+47% +$6.99K ﹤0.01% 4936
2019
Q3 		$16K Sell
2,651
-812
-23% -$6.56K ﹤0.01% 4962
2019
Q2 		$57K Sell
3,463
-13,367
-79% -$232K ﹤0.01% 4937
2019
Q1 		$281K Buy
+16,830
New +$242K ﹤0.01% 4326
2018
Q4 		– Sell
-13,629
Closed -$545K – 5912
2018
Q3 		$545K Buy
+13,629
New +$388K ﹤0.01% 3507

Other funds holding MRNS

BCM
Beryl Capital Management Redondo Beach, California $110M AUM 317.92% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
OBAM
ODDO BHF Asset Management Paris, France $2.54B AUM 41.83% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.61B AUM 28.28% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Jane Street's MRNS Position: Q4 2024 in Review

Jane Street sold out of Marinus Pharmaceuticals, Inc (MRNS) in Q4 2024, closing a stake of 45,549 shares — an estimated $80.2K sold.

Jane Street first reported a position in MRNS in Q3 2018 and held it in 20 quarters. The position peaked at $2.1M in Q1 2023. 53 funds tracked by Wall St. Rank hold MRNS as of Q4 2024.

  • Jane Street reported no remaining Marinus Pharmaceuticals, Inc position as of Q4 2024 after selling out during the quarter.
  • Jane Street sold 45,549 Marinus Pharmaceuticals, Inc shares in Q4 2024, an estimated $80.2K.
  • Jane Street first reported a position in Marinus Pharmaceuticals, Inc in Q3 2018 and held it in 20 quarters.
  • Jane Street's Marinus Pharmaceuticals, Inc position peaked at $2.1M in Q1 2023.
  • 53 funds tracked by Wall St. Rank held Marinus Pharmaceuticals, Inc as of Q4 2024.

Based on Jane Street's 13F filing for Q4 2024, filed 14 Feb 2025.