Filed: 5/11/2023ACC: 0001095449-23-000047
📋 What this filing means
TAMARACK ADVISERS, LP filed this quarterly 13F‑HR report disclosing 39 equity positions with a total reported market value of $273.60M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
39
Positions
$273.60M
Total AUM (reported)
16.52M
Total Shares
Allocation by class
LISTED OPTION$142.49M52.1%
EQUITY$131.06M47.9%
WARRANT$51.0K0.0%
Portfolio Concentration
Top 3$135.63M49.6%
4–10$68.49M25.0%
11–25$59.41M21.7%
Rest$10.08M3.7%
Top 3 weight
49.6%
Top 10 weight
74.6%
Voting Authority Distribution
Total shares with voting rights: 16.52M
Sole
Full voting authority
16.52M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole39
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings39
Rows:
QQQ 1Ap3 295.0 P
SOLEShares250K
TypeSH
Market value$80.23M
29.32%
Sole
250K
Shared
0.00
None
0.00
SPY Apr3 370.0 P
SOLEShares100K
TypeSH
Market value$40.94M
14.96%
Sole
100K
Shared
0.00
None
0.00
RSP Apr3 155.0 C
SOLEShares100K
TypeSH
Market value$14.46M
5.29%
Sole
100K
Shared
0.00
None
0.00
VIATRIS ORD
SOLEShares1.50M
TypeSH
Market value$14.43M
5.27%
Sole
1.50M
Shared
0.00
None
0.00
VERADIGM ORD
SOLEShares950K
TypeSH
Market value$12.40M
4.53%
Sole
950K
Shared
0.00
None
0.00
PHREESIA ORD
SOLEShares320K
TypeSH
Market value$10.33M
3.78%
Sole
320K
Shared
0.00
None
0.00
STREAMLINE HEALTH SOLUTIONS ORD
SOLEShares4.93M
TypeSH
Market value$8.88M
3.24%
Sole
4.93M
Shared
0.00
None
0.00
COLLEGIUM PHARMACEUTICAL ORD
SOLEShares355K
TypeSH
Market value$8.52M
3.11%
Sole
355K
Shared
0.00
None
0.00
AMGEN ORD
SOLEShares30K
TypeSH
Market value$7.25M
2.65%
Sole
30K
Shared
0.00
None
0.00
CERUS ORD
SOLEShares2.25M
TypeSH
Market value$6.68M
2.44%
Sole
2.25M
Shared
0.00
None
0.00
TENET HEALTHCARE ORD
SOLEShares100K
TypeSH
Market value$5.94M
2.17%
Sole
100K
Shared
0.00
None
0.00
TACTILE SYSTEMS TECHNOLOGY ORD
SOLEShares360K
TypeSH
Market value$5.91M
2.16%
Sole
360K
Shared
0.00
None
0.00
SI BONE ORD
SOLEShares275K
TypeSH
Market value$5.41M
1.98%
Sole
275K
Shared
0.00
None
0.00
RADNET ORD
SOLEShares211.50K
TypeSH
Market value$5.29M
1.93%
Sole
211.50K
Shared
0.00
None
0.00
DOCGO ORD
SOLEShares610K
TypeSH
Market value$5.28M
1.93%
Sole
610K
Shared
0.00
None
0.00
SANOFI ADR REP 1 1/2 ORD
SOLEShares95K
TypeSH
Market value$5.17M
1.89%
Sole
95K
Shared
0.00
None
0.00
ANGIODYNAMICS ORD
SOLEShares475K
TypeSH
Market value$4.91M
1.80%
Sole
475K
Shared
0.00
None
0.00
TDOC Apr3 20.0 P
SOLEShares150K
TypeSH
Market value$3.88M
1.42%
Sole
150K
Shared
0.00
None
0.00
INMODE ORD
SOLEShares115K
TypeSH
Market value$3.68M
1.34%
Sole
115K
Shared
0.00
None
0.00
THC Apr3 60.0 C
SOLEShares50K
TypeSH
Market value$2.97M
1.09%
Sole
50K
Shared
0.00
None
0.00
RIGEL PHARMACEUTICALS ORD
SOLEShares2M
TypeSH
Market value$2.64M
0.96%
Sole
2M
Shared
0.00
None
0.00
IRONWOOD PHARMA CL A ORD
SOLEShares210K
TypeSH
Market value$2.21M
0.81%
Sole
210K
Shared
0.00
None
0.00
ASCENDIS PHARMA ADR REP ORD
SOLEShares20K
TypeSH
Market value$2.14M
0.78%
Sole
20K
Shared
0.00
None
0.00
ALKERMES ORD
SOLEShares75K
TypeSH
Market value$2.11M
0.77%
Sole
75K
Shared
0.00
None
0.00
NEOGEN ORD
SOLEShares100K
TypeSH
Market value$1.85M
0.68%
Sole
100K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
QQQ 1Ap3 295.0 PSOLE | Listed Option | 250K | SH | $80.23M 29.32% | 250K | 0.00 | 0.00 |
SPY Apr3 370.0 PSOLE | Listed Option | 100K | SH | $40.94M 14.96% | 100K | 0.00 | 0.00 |
RSP Apr3 155.0 CSOLE | Listed Option | 100K | SH | $14.46M 5.29% | 100K | 0.00 | 0.00 |
VIATRIS ORDSOLE | Equity | 1.50M | SH | $14.43M 5.27% | 1.50M | 0.00 | 0.00 |
VERADIGM ORDSOLE | Equity | 950K | SH | $12.40M 4.53% | 950K | 0.00 | 0.00 |
PHREESIA ORDSOLE | Equity | 320K | SH | $10.33M 3.78% | 320K | 0.00 | 0.00 |
STREAMLINE HEALTH SOLUTIONS ORDSOLE | Equity | 4.93M | SH | $8.88M 3.24% | 4.93M | 0.00 | 0.00 |
COLLEGIUM PHARMACEUTICAL ORDSOLE | Equity | 355K | SH | $8.52M 3.11% | 355K | 0.00 | 0.00 |
AMGEN ORDSOLE | Equity | 30K | SH | $7.25M 2.65% | 30K | 0.00 | 0.00 |
CERUS ORDSOLE | Equity | 2.25M | SH | $6.68M 2.44% | 2.25M | 0.00 | 0.00 |
TENET HEALTHCARE ORDSOLE | Equity | 100K | SH | $5.94M 2.17% | 100K | 0.00 | 0.00 |
TACTILE SYSTEMS TECHNOLOGY ORDSOLE | Equity | 360K | SH | $5.91M 2.16% | 360K | 0.00 | 0.00 |
SI BONE ORDSOLE | Equity | 275K | SH | $5.41M 1.98% | 275K | 0.00 | 0.00 |
RADNET ORDSOLE | Equity | 211.50K | SH | $5.29M 1.93% | 211.50K | 0.00 | 0.00 |
DOCGO ORDSOLE | Equity | 610K | SH | $5.28M 1.93% | 610K | 0.00 | 0.00 |
SANOFI ADR REP 1 1/2 ORDSOLE | Equity | 95K | SH | $5.17M 1.89% | 95K | 0.00 | 0.00 |
ANGIODYNAMICS ORDSOLE | Equity | 475K | SH | $4.91M 1.80% | 475K | 0.00 | 0.00 |
TDOC Apr3 20.0 PSOLE | Listed Option | 150K | SH | $3.88M 1.42% | 150K | 0.00 | 0.00 |
INMODE ORDSOLE | Equity | 115K | SH | $3.68M 1.34% | 115K | 0.00 | 0.00 |
THC Apr3 60.0 CSOLE | Listed Option | 50K | SH | $2.97M 1.09% | 50K | 0.00 | 0.00 |
RIGEL PHARMACEUTICALS ORDSOLE | Equity | 2M | SH | $2.64M 0.96% | 2M | 0.00 | 0.00 |
IRONWOOD PHARMA CL A ORDSOLE | Equity | 210K | SH | $2.21M 0.81% | 210K | 0.00 | 0.00 |
ASCENDIS PHARMA ADR REP ORDSOLE | Equity | 20K | SH | $2.14M 0.78% | 20K | 0.00 | 0.00 |
ALKERMES ORDSOLE | Equity | 75K | SH | $2.11M 0.77% | 75K | 0.00 | 0.00 |
NEOGEN ORDSOLE | Equity | 100K | SH | $1.85M 0.68% | 100K | 0.00 | 0.00 |
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