Sarissa Capital Management LP - Q4 2019 holdings

$1.2 Billion is the total value of Sarissa Capital Management LP's 13 reported holdings in Q4 2019. The portfolio turnover from Q3 2019 to Q4 2019 was 25.0% .

 Value Shares↓ Weighting
MDCO  MEDICINES CO$356,917,000
+69.9%
4,202,0000.0%29.62%
+12.5%
BIIB  BIOGEN INC$190,797,000
+27.5%
643,0000.0%15.84%
-15.6%
IRWD BuyIRONWOOD PHARMACEUTICALS INC$137,186,000
+58.2%
10,307,000
+2.0%
11.39%
+4.8%
ICPT BuyINTERCEPT PHARMACEUTICALS INC$106,571,000
+88.7%
860,000
+1.1%
8.85%
+25.0%
AGN SellALLERGAN PLC$89,371,000
-49.1%
467,500
-55.2%
7.42%
-66.3%
INVA  INNOVIVA INC$88,386,000
+34.3%
6,242,0000.0%7.34%
-11.0%
ALKS NewALKERMES PLC$77,622,0003,805,000
+100.0%
6.44%
NewMEDICINES COnote 3.500% 1/1$68,377,00020,000,000
+100.0%
5.68%
JAZZ BuyJAZZ PHARMACEUTICALS PLC$66,205,000
+113.5%
443,500
+83.3%
5.50%
+41.4%
MRSN  MERSANA THERAPEUTICS INC$21,487,000
+262.6%
3,750,0000.0%1.78%
+140.0%
RGLS  REGULUS THERAPEUTICS INC$1,648,000
+23.6%
1,851,8510.0%0.14%
-18.0%
MRTX  MIRATI THERAPEUTICS INC$128,000
+66.2%
1,0000.0%0.01%
+10.0%
ABBV  ABBVIE INC$88,000
+17.3%
1,0000.0%0.01%
-22.2%
PBYI ExitPUMA BIOTECHNOLOGY INC.$0-1,417,000
-100.0%
-1.91%
Original filings

The following EDGAR filing(s) were analyzed to create this report:

  • View 13F-HR filed 2020-02-14
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
BIOGEN INC.32Q3 202337.1%
INNOVIVA INC.29Q3 202319.5%
IRONWOOD PHARMACEUTICALS INC.24Q3 202324.2%
ABBVIE INC.23Q2 202024.4%
MEDICINES CO.20Q4 201933.9%
MERSANA THERAPEUTICS INC.19Q3 20237.9%
ALKERMES PLC16Q3 202343.7%
INTERCEPT PHARMACEUTICALS INC.15Q2 202110.7%
BIOCRYST PHARMACEUTICALS INC14Q3 20237.4%
VIVUS INC14Q1 20178.8%

View Sarissa Capital Management LP's complete holdings history.

Latest significant ownerships (13-D/G)
Sarissa Capital Management LP Q4 2019 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
Alkermes plc.August 24, 20238,323,4005.0%
Innoviva, Inc.May 15, 20236,904,00010.5%
IRONWOOD PHARMACEUTICALS INCMarch 01, 202114,890,0009.3%
Iterum Therapeutics plcSold outFebruary 12, 202100.0%
BIOCRYST PHARMACEUTICALS INCJanuary 25, 20218,844,0005.0%
Mersana Therapeutics, Inc.January 25, 20213,770,0005.5%
MEDICINES CO /DESold outJanuary 07, 202000.0%
Regulus Therapeutics Inc.January 03, 20207,935,32229.4%
NOVELION THERAPEUTICS INC.November 09, 2018909,2964.6%
APRICUS BIOSCIENCES, INC.September 05, 20181,152,4554.8%

View Sarissa Capital Management LP's complete significant-ownership history.

Latest filings
TypeFiled
42024-03-19
13F-HR2024-02-14
42023-12-19
SC 13D/A2023-12-05
13F-HR2023-11-14
42023-09-19
SC 13D/A2023-09-05
SC 13D/A2023-08-24
13F-HR2023-08-14
DFAN14A2023-06-28

View Sarissa Capital Management LP's complete filings history.

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