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Institutional Investment Manager
Abingworth LLP
Abingworth LLP (CIK: 0001397144), located at 38 Jermyn Street, London. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q1)
Portfolio Summary: 17 holdings with a total value of $235,176,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 SIENTRA INC 2,199,012 42,045,000 17.88%
2 PARATEK PHARMACEUTICALS INC 1,301,413 40,057,000 17.03%
3 SUPERNUS PHARMACEUTICALS INC COM 2,303,462 27,826,000 11.83%
4 Dicerna Pharmaceuticals 972,734 23,355,000 9.93%
5 Proteon Therapeutics 2,017,872 22,661,000 9.64%
6 AMARIN CORP PLC 8,087,486 18,925,000 8.05%
7 CEMPRA INC 524,285 17,988,000 7.65%
8 LOMBARD MEDICAL INC 3,473,452 13,199,000 5.61%
9 PORTOLA PHARMACEUTICALS INC 347,349 13,185,000 5.61%
10 REGULUS THERAPEUTICS INC 327,350 5,542,000 2.36%
11 ZOGENIX INC 2,335,218 3,199,000 1.36%
12 HYPERION THERAPEUTICS INC 62,500 2,868,000 1.22%
13 ANTHERA PHARMACEUTICALS I 437,994 1,958,000 0.83%
14 OncoGenex Pharmaceuticals Inc 603,740 1,274,000 0.54%
15 CHEMOCENTRYX INC 109,700 824,000 0.35%
16 FLEX PHARMA INC COM 10,000 200,000 0.09%
17 Epirus Biopharma 7,896 70,000 0.03%

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0000950123-15-005781, filed 2015.05.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.