Tamarack Capital Management, LLC
Follow13F filer, CIK 1537996, CARLSBAD, CA
Tamarack Capital Management, LLC reported $0 across 1 holding for the quarter ended 2015-12-31, in a 13F-HR filed 2016-02-10.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001095449-16-000190
- Period
- 2015-12-31
- Reported value
- $0
- Holdings
- 1
- Top 10 weight
- New
- 1
- Sold out
- 32
Largest buys vs the previous quarter
None.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| PATTERSON COS INCexited | -1,225,000 | -$53M |
| ENDOLOGIX INCexited | -4,050,000 | -$49.7M |
| MDTexited | -700,000 | -$46.9M |
| DGXexited | -700,000 | -$43M |
| GREATBATCH INCexited | -700,000 | -$39.5M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Holdings, Q4 2015
Share positions as resolved from 13F-HR 0001095449-16-000190, largest first. % of portfolio is the value over $0, the sum of the share positions whose value is usable for ratios (method).
| Security | History | Shares | Value | % of portfolio | Change | Latest event | Timeline |
|---|---|---|---|---|---|---|---|
| NANA | 0 | $0 | new | Value filed as zero, left out of ratios.Amount filed as zero, left out of ratios.The CUSIP as filed is malformed. |
Sold out in Q4 2015
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| SPYSTATE STR SPDR S&P 500 ETF T | 700,000 | $134M | call |
| TLTISHARES TR | 762,000 | $94.1M | call |
| IWMISHARES TR | 600,000 | $65.5M | put |
| PATTERSON COS INCPATTERSON COS INC | 1,225,000 | $53M | shares |
| ENDOLOGIX INCENDOLOGIX INC | 4,050,000 | $49.7M | shares |
| MDTMEDTRONIC PLC | 700,000 | $46.9M | shares |
| DGXQUEST DIAGNOSTICS INC | 700,000 | $43M | shares |
| GREATBATCH INCGREATBATCH INC | 700,000 | $39.5M | shares |
| BDXBECTON DICKINSON & CO | 275,000 | $36.5M | shares |
| NXSTAGE MEDICAL INCNXSTAGE MEDICAL INC | 2,000,000 | $31.5M | shares |
| MDRXVERADIGM INC. COMMON STOCK(DE) | 2,150,000 | $26.7M | shares |
| IMPRIVATA INCIMPRIVATA INC | 1,425,000 | $25.3M | shares |
| ALKSALKERMES PLC | 365,000 | $21.4M | shares |
| MRKMERCK & CO INC | 400,000 | $19.8M | call |
| ATRCATRICURE INC | 825,000 | $18.1M | shares |
| LUMINEX CORPLUMINEX CORP | 950,000 | $16.1M | shares |
| BIOBIO RAD LABS INC | 110,000 | $14.8M | shares |
| PRGOPERRIGO CO PLC | 80,000 | $12.6M | call |
| CORIUM INTL INCCORIUM INTL INC | 1,325,000 | $12.4M | shares |
| TEVATEVA PHARMACEUTICAL INDS LTD | 200,000 | $11.3M | call |
| RTI BIOLOGICS INCRTI BIOLOGICS INC | 1,950,000 | $11.1M | shares |
| AMARIN CORP PLCAMARIN CORP PLC | 5,700,000 | $11M | shares |
| AMGNAMGEN INC | 75,000 | $10.4M | shares |
| SPECTRANETICS CORPSPECTRANETICS CORP | 785,000 | $9.26M | shares |
| PRGOPERRIGO CO PLC | 50,000 | $7.86M | shares |
| OXFORD IMMUNOTEC GLOBAL PLCOXFORD IMMUNOTEC GLOBAL PLC | 375,000 | $5.06M | shares |
| CERSCERUS CORP | 900,000 | $4.09M | shares |
| LNTHLANTHEUS HLDGS INC | 615,000 | $2.65M | shares |
| STREAMLINE HEALTH SOLUTIONSSTREAMLINE HEALTH SOLUTIONS | 1,138,000 | $2.61M | shares |
| HRTXHERON THERAPEUTICS INC | 75,000 | $1.83M | shares |
| NUVASIVE INCNUVASIVE INC | 25,000 | $1.21M | shares |
| GMEDGLOBUS MED INC | 45,000 | $930K | shares |
How Q4 2015 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0001095449-16-000190 | base | 2016-02-10 | acceptance time not in the bulk data set |
Filings
Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.
| Filing | Subject | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001095449-16-000190 | Quarter ended 2015-12-31 | 2016-02-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-15-000149 | Quarter ended 2015-09-30 | 2015-11-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-15-000109 | Quarter ended 2015-06-30 | 2015-08-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-15-000068 | Quarter ended 2015-03-31 | 2015-05-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-15-000029 | Quarter ended 2014-12-31 | 2015-02-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-14-000147 | Quarter ended 2014-09-30 | 2014-11-07 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-14-000111 | Quarter ended 2014-06-30 | 2014-08-15 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-14-000074 | Quarter ended 2014-03-31 | 2014-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-14-000020 | Quarter ended 2013-12-31 | 2014-02-13 | acceptance time not in the bulk data set | |
| 13F-HR/A 0001095449-13-000123 | Quarter ended 2013-09-30 | 2013-11-18 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-13-000120 | Quarter ended 2013-09-30 | 2013-11-07 | acceptance time not in the bulk data set | |
| 13F-HR 0001095449-13-000082 | Quarter ended 2013-06-30 | 2013-08-09 | acceptance time not in the bulk data set |