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Super Investors Tamarack Advisers, LP
TA

Tamarack Advisers, LP

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$2.12M
Positions
1
Quarter ended
December 31, 2023
Filed
February 09, 2024

Reported portfolio value by quarter (33 quarters reported)

$760M $2.12M
Q4 15 Q3 17 Q2 19 Q1 21 Q4 22 Q4 23

$760M in Q4 2015 → $2.12M now. Hover for any quarter.

Holdings

As reported for the quarter ended December 31, 2023. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
SH Streamline Health Solutions Ord 100.0% Unchanged 4,930,882 $2.12M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q4 2023

quarter ended December 31, 2023 · filed February 09, 2024

Company Action Shares changed Value of change % of portfolio
SN Spy Nov3 400.0 P Exited −150,000 −$64.1M —
BO Bdx Oct3 275.0 C Exited −65,000 −$16.8M —
DO Dxcm Oct3 110.0c Exited −100,000 −$9.33M —
VO Viatris Ord Exited −675,000 −$6.66M —
BD Becton Dickinson Ord Exited −25,000 −$6.46M —
VO Vtrs Oct3 11.0 C Exited −600,000 −$5.92M —
VO Veradigm Ord Exited −435,000 −$5.72M —
MO Mckesson Ord Exited −11,000 −$4.78M —
TO Tlt Oct3 100.0 C Exited −50,000 −$4.43M —
CP Collegium Pharmaceutical Ord Exited −185,000 −$4.13M —

Showing the 10 largest of 20 changes.

Q3 2023

quarter ended September 30, 2023 · filed November 16, 2023

Company Action Shares changed Value of change % of portfolio
SS SPDR S&P 500 ETF Trust Jul3 425.0 P Exited −400,000 −$175M —
SN Spy Nov3 400.0 P New +150,000 +$64.1M 41.5%
BO Bdx Oct3 275.0 C New +65,000 +$16.8M 10.9%
I2 Ishares 20 Plus Year Treasury Bond ETF Sep3 110.0 C Exited −150,000 −$15.4M —
DO Dxcm Oct3 110.0c New +100,000 +$9.33M 6.0%
VO Veradigm Ord Trimmed −495,000 −$6.5M 3.7%
BP Biomarin Pharmaceutical Ord Exited −75,000 −$6.5M —
VO Vtrs Oct3 11.0 C New +600,000 +$5.92M 3.8%
VO Viatris Ord Trimmed −575,000 −$5.67M 4.3%
TH Tenet Healthcare Ord Trimmed −75,000 −$4.94M 0.9%

Showing the 10 largest of 39 changes.

Q2 2023

quarter ended June 30, 2023 · filed August 10, 2023

Company Action Shares changed Value of change % of portfolio
SS SPDR S&P 500 ETF Trust Jul3 425.0 P New +400,000 +$175M 54.2%
Q1 Qqq 1ap3 295.0 P Exited −250,000 −$80.2M —
SA Spy Apr3 370.0 P Exited −100,000 −$40.9M —
I2 Ishares 20 Plus Year Treasury Bond ETF Sep3 110.0 C New +150,000 +$15.4M 4.8%
RA Rsp Apr3 155.0 C Exited −100,000 −$14.5M —
AO Amgen Ord Exited −30,000 −$7.25M —
BP Biomarin Pharmaceutical Ord New +75,000 +$6.5M 2.0%
AL Abbott Laboratories Ord New +45,000 +$4.91M 1.5%
MO Mckesson Ord Added +11,000 +$4.7M 1.8%
DO Docgo Ord Trimmed −475,000 −$4.45M 0.4%

Showing the 10 largest of 48 changes.

Q1 2023

quarter ended March 31, 2023 · filed May 11, 2023

Company Action Shares changed Value of change % of portfolio
Q1 Qqq 1ap3 295.0 P Added +100,000 +$32.1M 29.3%
SA Spy Apr3 370.0 P Added +75,000 +$30.7M 15.0%
RA Rsp Apr3 155.0 C New +100,000 +$14.5M 5.3%
AO Amgen Ord New +30,000 +$7.25M 2.7%
BJ Bdx Jan3 260.0 P Exited −25,000 −$6.36M —
AO Alkermes Ord Trimmed −200,000 −$5.64M 0.8%
BO Biogen Ord Exited −20,000 −$5.54M —
LH Lantheus Holdings Ord Exited −105,000 −$5.35M —
VO Viatris Ord Added +525,000 +$5.05M 5.3%
TA Tdoc Apr3 20.0 P New +150,000 +$3.89M 1.4%

Showing the 10 largest of 45 changes.

Q4 2022

quarter ended December 31, 2022 · filed February 13, 2023

Company Action Shares changed Value of change % of portfolio
QJ Qqq Jan3 270.0 P New +150,000 +$39.9M 20.6%
Perrigo Co PLC Exited −255,000 −$9.09M —
SJ Spy Jan3 380.0 P Added +22,500 +$8.6M 4.9%
BJ Bdx Jan3 260.0 P Added +24,800 +$6.31M 3.3%
Biomarin Pharmaceutical Inc Exited −71,000 −$6.02M —
C Cigna Corp Exited −20,000 −$5.55M —
BO Biogen Ord New +20,000 +$5.54M 2.9%
B- Bioventus Inc - A Exited −750,001 −$5.25M —
LH Lantheus Holdings Ord Trimmed −103,000 −$5.25M 2.8%
SA Sanofi ADR Rep 1 1/2 Ord Trimmed −105,000 −$5.09M 1.2%

Showing the 10 largest of 50 changes.

Q3 2022

quarter ended September 30, 2022 · filed November 15, 2022

Company Action Shares changed Value of change % of portfolio
C Cigna Corp Trimmed −43,000 −$11.9M 3.3%
United Therapeutics Corp Exited −30,000 −$7.07M —
Streamline Health Solutions New +4,930,882 +$5.87M 3.4%
LC Laboratory Crp Of Amer Hldgs Exited −25,000 −$5.86M —
Amgen Inc Exited −24,000 −$5.84M —
Cvs Health Corp New +50,000 +$4.77M 2.8%
Alkermes PLC New +200,000 +$4.47M 2.6%
Merck & Co. Inc. Trimmed −50,000 −$4.31M 1.3%
Biomarin Pharmaceutical Inc Added +41,000 +$3.48M 3.5%
Collegium Pharmaceutical Inc Added +200,000 +$3.2M 2.8%

Showing the 10 largest of 47 changes.

Q2 2022

quarter ended June 30, 2022 · filed August 16, 2022

Company Action Shares changed Value of change % of portfolio
Medtronic PLC Exited −75,000 −$8.32M —
Perrigo Co PLC New +200,000 +$8.11M 4.7%
Merck & Co. Inc. Trimmed −80,000 −$7.29M 4.0%
United Therapeutics Corp New +30,000 +$7.07M 4.1%
Perrigo Co PLC Exited −175,000 −$6.73M —
LC Laboratory Crp Of Amer Hldgs New +25,000 +$5.86M 3.4%
Amgen Inc New +24,000 +$5.84M 3.4%
AH Allscripts Healthcare Soluti Added +350,000 +$5.19M 4.7%
Cvs Health Corp Exited −50,000 −$5.06M —
S Sanofi-adr New +95,000 +$4.75M 2.7%

Showing the 10 largest of 56 changes.

Q1 2022

quarter ended March 31, 2022 · filed May 11, 2022

Company Action Shares changed Value of change % of portfolio
C Cigna Corp Added +67,000 +$16.1M 8.5%
Tenet Healthcare Corp Trimmed −125,000 −$10.7M 3.1%
Humana Inc Exited −20,000 −$9.28M —
Biomarin Pharmaceutical Inc Exited −90,000 −$7.95M —
Streamline Health Solutions Exited −4,930,882 −$7.35M —
Merck & Co. Inc. Added +85,000 +$6.97M 6.0%
Perrigo Co PLC New +175,000 +$6.73M 3.2%
Lantheus Holdings Inc Trimmed −105,000 −$5.81M 6.5%
Medtronic PLC Trimmed −50,000 −$5.55M 3.9%
Callaway Golf Company Exited −200,000 −$5.49M —

Showing the 10 largest of 63 changes.

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