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PFENEX INC COM
PFENEX INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 23 Institutional holders with a total value of $89,436,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Camber Capital Management LP 1,000,000 31,150,000 34.83% Call
2 FMR LLC 1,167,500 8,546,000 9.56%
3 AWM Investment Company, Inc. 1,000,000 7,320,000 8.18%
4 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,000,000 7,180,000 8.03%
5 BLACKROCK ADVISORS LLC 899,263 6,457,000 7.22%
6 DEERFIELD MANAGEMENT COMPANY, L.P. 625,640 4,492,000 5.02%
7 DSC Advisors, L.P. 609,304 4,460,000 4.99%
8 Sio Capital Management, LLC 560,765 4,026,000 4.50%
9 BlackRock Group LTD 429,816 3,086,000 3.45%
10 PERCEPTIVE ADVISORS LLC 404,665 2,962,000 3.31%
11 VANGUARD GROUP INC 398,895 2,920,000 3.26%
12 Pinnacle Summer Investments, Inc. 400,800 2,749,000 3.07%
13 Rock Springs Capital Management LP 328,100 2,402,000 2.69%
14 BlackRock Investment Management, LLC 130,402 936,000 1.05%
15 GEODE CAPITAL MANAGEMENT, LLC 37,522 274,000 0.31%
16 Spark Investment Management LLC 28,000 201,000 0.22%
17 BlackRock Fund Advisors 24,454 176,000 0.20%
18 THOMPSON DAVIS & CO., INC. 4,250 31,000 0.03%
19 BlackRock Institutional Trust Company, N.A. 3,473 25,000 0.03%
20 MORGAN STANLEY 3,000 22,000 0.02%
21 UBS Group AG 2,303 17,000 0.02%
22 Tower Research Capital LLC (TRC) 261 2,000 0.00%
23 MANUFACTURERS LIFE INSURANCE COMPANY, THE 214 2,000 0.00%

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.