The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F INFORMATION TABLE |
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| COLUMN 1 | COLUMN 2 | COLUMN 3 | COLUMN 4 | COLUMN 5 | COLUMN 6 | COLUMN 7 | COLUMN 8 | ||||
| VALUE | SHRS OR | SH/ | PUT/ | INVESTMENT | OTHER | VOTING AUTHORITY | |||||
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | (x$1000) | PRN AMT | PRN | CALL | DISCRETION | MANAGER | SOLE | SHARED | NONE |
| ABBVIE INC | COM | 00287Y109 | 76 | 1,000 | SH | SOLE | 1,000 | 0 | 0 | ||
| ALEXION PHARMACEUTICALS INC | COM | 015351109 | 12,121 | 135,000 | SH | SOLE | 135,000 | 0 | 0 | ||
| ALKERMES PLC | SHS | G01767105 | 103,723 | 7,193,000 | SH | SOLE | 7,193,000 | 0 | 0 | ||
| ALLERGAN PLC | SHS | G0177J108 | 82,794 | 467,500 | SH | SOLE | 467,500 | 0 | 0 | ||
| BIOGEN INC | COM | 09062X103 | 203,432 | 643,000 | SH | SOLE | 643,000 | 0 | 0 | ||
| INNOVIVA INC | COM | 45781M101 | 73,405 | 6,242,000 | SH | SOLE | 6,242,000 | 0 | 0 | ||
| INTERCEPT PHARMACEUTICALS INC | COM | 45845P108 | 72,718 | 1,155,000 | SH | SOLE | 1,155,000 | 0 | 0 | ||
| IRONWOOD PHARMACEUTICALS INC | COM CL A | 46333X108 | 136,467 | 13,525,000 | SH | SOLE | 13,525,000 | 0 | 0 | ||
| JAZZ PHARMACEUTICALS PLC | SHS USD | G50871105 | 76,301 | 765,000 | SH | SOLE | 765,000 | 0 | 0 | ||
| MERSANA THERAPEUTICS INC | COM | 59045L106 | 21,862 | 3,750,000 | SH | SOLE | 3,750,000 | 0 | 0 | ||
| MIRATI THERAPEUTICS INC | COM | 60468T105 | 76 | 1,000 | SH | SOLE | 1,000 | 0 | 0 | ||
| REGULUS THERAPEUTICS INC | COM NEW | 75915K200 | 853 | 1,851,851 | SH | SOLE | 1,851,851 | 0 | 0 | ||