13D/13G Filings - Rock Springs Capital Management LP

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
Transaction
Date
Type Company
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev Report View
2025-02-14
09:10 am
Purchase
2024-12-31 13G Travere Therapeutics, Inc.
TVTX
Rock Springs Capital Management LP 4,973,649
5.720%
561,666increase
(+12.73%)
Filing
History
2024-11-22
4:00 pm
Purchase
2024-11-18 13G Aclaris Therapeutics, Inc.
ACRS
Rock Springs Capital Management LP 6,761,861
6.320%
3,763,366increase
(+125.51%)
Filing
History
2024-11-12
4:50 pm
Unchanged
2024-09-30 13G Xilio Therapeutics, Inc.
XLO
Rock Springs Capital Management LP 3,003,259
6.830%
0
(Unchanged)
Filing
History
2024-11-12
4:49 pm
Purchase
2024-09-30 13G Mereo BioPharma Group plc
MREO
Rock Springs Capital Management LP 47,670,850
6.200%
7,751,595increase
(+19.42%)
Filing
History
2024-11-12
4:47 pm
Sale
2024-09-30 13G Immunocore Holdings plc
IMCR
Rock Springs Capital Management LP 0
0.000%
-2,661,507decrease
(Position Closed)
Filing
History
2024-05-01
4:11 pm
Purchase
2024-04-25 13G Travere Therapeutics, Inc.
TVTX
Rock Springs Capital Management LP 4,411,983
5.790%
4,411,983increase
(New Position)
Filing
History
2024-04-05
2:51 pm
Purchase
2024-03-27 13G Xilio Therapeutics, Inc.
XLO
Rock Springs Capital Management LP 3,003,259
8.710%
1,562,500increase
(+108.45%)
Filing
History
2024-02-14
2:12 pm
Purchase
2023-12-31 13G Xilio Therapeutics, Inc.
XLO
Rock Springs Capital Management LP 1,440,759
5.230%
1,440,759increase
(New Position)
Filing
History
2024-02-14
2:12 pm
Sale
2023-12-31 13G Tempest Therapeutics, Inc.
TPST
Rock Springs Capital Management LP 0
0.000%
-823,654decrease
(Position Closed)
Filing
History
2024-02-14
2:11 pm
Purchase
2023-12-31 13G Spruce Biosciences, Inc.
SPRB
Rock Springs Capital Management LP 2,609,125
6.410%
986,436increase
(+60.79%)
Filing
History
2024-02-14
2:11 pm
Unchanged
2023-12-31 13G Mereo BioPharma Group plc
MREO
Rock Springs Capital Management LP 39,919,255
5.690%
0
(Unchanged)
Filing
History
2024-02-14
2:10 pm
Purchase
2023-07-03 13G Mereo BioPharma Group plc
MREO
Rock Springs Capital Management LP 39,919,255
6.380%
8,694,770increase
(+27.85%)
Filing
History
2024-02-14
2:10 pm
Purchase
2023-12-31 13G Inozyme Pharma, Inc.
INZY
Rock Springs Capital Management LP 3,681,174
5.960%
595,147increase
(+19.29%)
Filing
History
2024-02-14
2:09 pm
Sale
2023-12-31 13G Immunocore Holdings plc
IMCR
Rock Springs Capital Management LP 2,661,507
5.380%
-659,559decrease
(-19.86%)
Filing
History
2024-02-14
2:08 pm
Unchanged
2023-12-31 13G GAMIDA CELL LTD
GMDAQ
Rock Springs Capital Management LP 0
0.000%
0
(Unchanged)
Filing
History
2024-02-14
2:07 pm
Unchanged
2023-12-31 13G Spyre Therapeutics, Inc.
SYRE
Rock Springs Capital Management LP 0
0.000%
0
(Unchanged)
Filing
History
2024-02-14
2:06 pm
Sale
2023-12-31 13G Agios Pharmaceuticals, Inc.
AGIO
Rock Springs Capital Management LP 2,152,173
3.850%
-844,419decrease
(-28.18%)
Filing
History
2024-02-14
2:06 pm
Sale
2023-12-31 13G Aclaris Therapeutics, Inc.
ACRS
Rock Springs Capital Management LP 2,998,495
4.230%
-962,754decrease
(-24.30%)
Filing
History
2023-02-14
3:01 pm
Sale
2022-12-31 13G Sierra Oncology, Inc.
SRRA
Rock Springs Capital Management LP 0
0.000%
-1,184,793decrease
(Position Closed)
Filing
History
2023-02-14
3:01 pm
Sale
2022-12-31 13G PhaseBio Pharmaceuticals, Inc.
PHASQ
Rock Springs Capital Management LP 0
0.000%
-2,581,299decrease
(Position Closed)
Filing
History
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