Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Tamarack Capital Management, LLC 13F Holdings -- Portfolio & Top Positions (2015-09-30)

Tamarack Capital Management, LLC (CIK 1537996) reported $840.1M across 25 reported positions in its SEC 13F filing for 2015-09-30. Largest positions: SPY ($134.1M, 15.97%), TLT ($94.1M, 11.21%), IWM ($65.5M, 7.80%), PDCO ($53.0M, 6.31%), ELGXQ ($49.7M, 5.91%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1SPYSPDR S&P 500 ETF TRUST$134.1M15.97%700,000Trimmed
2TLTISHARES LEHMAN 20+ YR TREAS$94.1M11.21%762,000New
3IWMISHARES RUSSELL 2000$65.5M7.80%600,000Added
4PDCOPATTERSON COS INC$53.0M6.31%1.2MAdded
5ELGXQENDOLOGIX INC$49.7M5.91%4.0MHold
6MDTMEDTRONIC PLC$46.9M5.58%700,000Added
7DGXQUEST DIAGNOSTICS$43.0M5.12%700,000Hold
8ITGRGREATBATCH INC$39.5M4.70%700,000Trimmed
9BDXBECTON DICKINSON & CO$36.5M4.34%275,000Trimmed
10NXTMNXSTAGE MEDICAL INC$31.5M3.75%2.0MAdded
11MDRXALLSCRIPTS MISYS HEALTHCARE SOLUTIONS IN$26.7M3.17%2.1MAdded
12IMPRIMPRIVATA INC$25.3M3.01%1.4MAdded
13ALKSALKERMES PLC$21.4M2.55%365,000Trimmed
14PRGOPERRIGO CO PLC$20.4M2.43%130,000Added
15MRKMERCK & CO. INC.$19.8M2.35%400,000New
16ATRCATRICURE INC$18.1M2.15%825,000Trimmed
17LMNXLUMINEX CORP$16.1M1.91%950,000Trimmed
18BIOBIO-RAD LABORATORIES-CL A$14.8M1.76%110,000Trimmed
19CORICORIUM INTERNATIONAL INC$12.4M1.47%1.3MAdded
20TEVATEVA PHARMACEUTICAL-SP ADR$11.3M1.34%200,000New
21SRGARTI SURGICAL INC$11.1M1.32%1.9MTrimmed
22AMRNAMARIN CORPORATION PLC -ADR$11.0M1.31%5.7MAdded
23AMGNAMGEN INC$10.4M1.23%75,000New
24SPNCSPECTRANETICS CORP$9.3M1.10%785,000Trimmed
25OXFDOXFORD IMMUNOTEC GLOBAL PLC$5.1M0.60%375,000Trimmed

Source: SEC Form 13F filings · as of 2015-09-30