Tamarack Advisers, LP - Q1 2020 holdings

$264 Million is the total value of Tamarack Advisers, LP's 31 reported holdings in Q1 2020. The portfolio turnover from Q4 2019 to Q1 2020 was 82.8% .

 Value Shares↓ Weighting
DGX BuyQUEST DIAGNOSTICS INCequity$25,455,000
-1.1%
317,000
+29.4%
9.64%
+63.9%
MDT SellMEDTRONIC PLCequity$20,291,000
-53.7%
225,000
-41.6%
7.68%
-23.3%
ATRC SellATRICURE INCequity$20,154,000
-27.8%
600,000
-30.2%
7.63%
+19.7%
MDRX SellALLSCRIPTS HEALTHCARE SOLUTIequity$19,782,000
-43.7%
2,810,000
-23.0%
7.49%
-6.7%
PRGO NewPERRIGO CO PLCequity$19,236,000400,000
+100.0%
7.28%
PCRX SellPACIRA BIOSCIENCES INCequity$18,442,000
-33.7%
550,000
-11.6%
6.98%
+9.9%
UTHR BuyUNITED THERAPEUTICS CORPequity$15,267,000
+16.6%
161,000
+6.3%
5.78%
+93.3%
BIO SellBIO-RAD LABORATORIES-Aequity$14,022,000
-61.8%
40,000
-60.0%
5.31%
-36.6%
MYL BuyMYLAN NVequity$13,419,000
+47.6%
900,000
+100.0%
5.08%
+144.6%
HOLX SellHOLOGIC INCequity$13,338,000
-45.9%
380,000
-20.0%
5.05%
-10.3%
NUAN NewNUANCE COMMUNICATIONS INCequity$10,488,000625,000
+100.0%
3.97%
RIGL SellRIGEL PHARMACEUTICALS INCequity$8,658,000
-26.6%
5,550,000
-3.5%
3.28%
+21.8%
CHNG NewCHANGE HEALTHCARE INCequity$6,993,000700,000
+100.0%
2.65%
OPTN BuyOPTINOSE INCequity$6,960,000
-18.8%
1,550,000
+47.6%
2.64%
+34.6%
MRK NewMERCK & CO. INC.equity$6,925,00090,000
+100.0%
2.62%
PHR SellPHREESIA INCequity$5,258,000
-70.0%
250,000
-62.1%
1.99%
-50.3%
NewGLD US 01/15/21 C150call$4,305,0003,500
+100.0%
1.63%
ISEE SellIVERIC BIO INCequity$4,300,000
-80.1%
1,250,000
-52.8%
1.63%
-67.0%
PGNX NewPROGENICS PHARMACEUTICALSequity$4,180,0001,100,000
+100.0%
1.58%
STRM  STREAMLINE HEALTH SOLUTIONSequity$3,660,000
-38.8%
4,305,8820.0%1.39%
+1.4%
BDX NewBECTON DICKINSON AND COequity$3,447,00015,000
+100.0%
1.30%
PFE NewPFIZER INCequity$3,264,000100,000
+100.0%
1.24%
LNTH SellLANTHEUS HOLDINGS INCequity$2,552,000
-79.5%
200,000
-69.2%
0.97%
-66.1%
SIBN NewSI-BONE INCequity$2,474,000207,000
+100.0%
0.94%
RDNT SellRADNET INCequity$2,365,000
-71.4%
225,000
-43.8%
0.90%
-52.6%
ICUI SellICU MEDICAL INCequity$2,219,000
-82.9%
11,000
-84.3%
0.84%
-71.7%
EW NewEDWARDS LIFESCIENCES CORPequity$1,886,00010,000
+100.0%
0.71%
MSON NewMISONIX INCequity$1,873,000198,800
+100.0%
0.71%
EHTH NewEHEALTH INCequity$1,408,00010,000
+100.0%
0.53%
PODD NewINSULET CORPequity$828,0005,000
+100.0%
0.31%
ITGR SellINTEGER HOLDINGS CORPequity$629,000
-95.3%
10,000
-93.9%
0.24%
-92.2%
ExitHAE US 01/17/20 C125call$0-500
-100.0%
-0.01%
ExitJNJ US 01/17/20 C140call$0-250
-100.0%
-0.03%
ExitCRL US 01/17/20 C140call$0-218
-100.0%
-0.06%
ExitSPY US 01/17/20 P310put$0-8,000
-100.0%
-0.12%
CORV ExitCORREVIO PHARMA CORPequity$0-2,500,000
-100.0%
-0.23%
NVRO ExitNEVRO CORPequity$0-40,000
-100.0%
-1.08%
INGN ExitINOGEN INCequity$0-75,000
-100.0%
-1.14%
PTLA ExitPORTOLA PHARMACEUTICALS INCequity$0-595,000
-100.0%
-3.26%
JNJ ExitJOHNSON & JOHNSONequity$0-125,000
-100.0%
-4.12%
SRCL ExitSTERICYCLE INCequity$0-300,000
-100.0%
-4.25%
ZBH ExitZIMMER BIOMET HOLDINGS INCequity$0-125,000
-100.0%
-4.25%
Original filings

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

  • View 13F-HR filed 2020-05-14
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
VERADIGM ORD32Q3 202313.9%
STREAMLINE HEALTH SOLUTIONS ORD30Q3 20234.0%
ATRICURE ORD29Q3 20237.6%
PACIRA PHARMACEUTICALS INC27Q1 202312.1%
LANTHEUS HOLDINGS ORD25Q4 20229.6%
MEDTRONIC PLC21Q1 202212.7%
RIGEL PHARMACEUTICALS ORD21Q2 20238.0%
BIO RAD LABORATORIES CL A ORD19Q2 202310.0%
HOLOGIC INC17Q1 20226.5%
SPY US 10/21/16 P21017Q3 202341.5%

View Tamarack Advisers, LP's complete holdings history.

Latest significant ownerships (13-D/G)
Tamarack Advisers, LP Q1 2020 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
STREAMLINE HEALTH SOLUTIONS INC.June 22, 20235,514,5159.4%
IVERIC bio, Inc.February 16, 2021850,0000.1%
Correvio Pharma Corp.February 14, 20202,500,0004.9%
OBALON THERAPEUTICS INCFebruary 14, 2020? ?
Correvio Pharma Corp.February 15, 2019? ?
Corium International, Inc.February 15, 2017737,2423.3%
ENDOLOGIX INC /DE/Sold outFebruary 15, 201700.0%
Imprivata IncSold outFebruary 15, 201700.0%

View Tamarack Advisers, LP's complete significant-ownership history.

Latest filings
TypeFiled
13F-HR2024-02-09
13F-HR2023-11-16
13F-HR2023-08-10
SC 13D/A2023-06-22
13F-HR2023-05-11
13F-HR2023-02-13
SC 13D/A2022-12-01
13F-HR2022-11-15
13F-HR2022-08-16
13F-HR2022-05-11

View Tamarack Advisers, LP's complete filings history.

Compare quarters

Issues

The following issues were detected while analyzing the report:

  • The reported total value is incorrect (264075000.0 != 264078000.0)

Export Tamarack Advisers, LP's holdings