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Institutional Investment Manager
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) (CIK: 0001132716) incorporated in Delaware, located at One North Wacker Drive 31st Floor, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 420 holdings with a total value of $5,107,263,000.
#
Name
Shares
Value ($)
%
Options
Notes
301 MEMORIAL RESOURCE DEV CORP 110,000 1,120,000 0.02%
302 ENDOLOGIX INC 1,500,000 1,101,000 0.02% PRN
303 Jones Energy Inc 319,500 1,064,000 0.02%
304 RTI INTL METALS INC SR CV NT1.625 19 1,000,000 1,051,000 0.02% PRN
305 PRICELINE GRP INC SR CONV NT0.9 21 1,000,000 1,009,000 0.02% PRN
306 NUANCE COMMUNICATIONS INC SR CV NT 2.75 31 1,000,000 1,004,000 0.02% PRN
307 SHUTTERFLY INC 1,000,000 1,003,000 0.02% PRN
308 VIPSHOP HLDGS LTD 77,800 1,002,000 0.02%
309 BIOMARIN PHARMACEUTICAL INC 12,062 995,000 0.02%
310 HATTERAS FINL CORP 69,500 994,000 0.02%
311 LIBERTY MEDIA CORP DELAWARE 1,000,000 994,000 0.02% PRN
312 YAHOO INC SR CV ZERO NT 18 1,000,000 993,000 0.02% PRN
313 NETEASE INC 6,800 976,000 0.02%
314 ALNYLAM PHARMACEUTICALS INC 15,292 960,000 0.02%
315 NETSUITE INC 1,000,000 959,000 0.02% PRN
316 T MOBILE US INC 25,000 958,000 0.02%
317 Intersect ENT Inc 50,000 950,000 0.02%
318 CEPHEID 1,000,000 896,000 0.02%
319 TWITTER INC 1,000,000 881,000 0.02% PRN
320 LIBERTY GLOBAL PLC 25,000 877,000 0.02%
321 GENERAL MTRS CO 1,390,900 876,000 0.02% Put
322 CORVUS PHARMACEUTICALS INC COM 60,000 870,000 0.02%
323 CISCO SYS INC 30,000 854,000 0.02%
324 WHITING PETE CORP NEW 105,000 838,000 0.02%
325 Natera, Inc. 85,000 809,000 0.02%
326 GOL LINHAS AEREAS INTLG S A 107,034 806,000 0.02%
327 CEMPRA INC 45,000 788,000 0.02%
328 DHT HOLDINGS INC 133,897 771,000 0.02%
329 BLUCORA INC 1,000,000 760,000 0.01% PRN
330 FLEXION THERAPEUTICS INC 81,642 751,000 0.01%
331 CONTINENTAL RESOURE 24,400 741,000 0.01%
332 CNOOC LTD 6,256 732,000 0.01%
333 EASTMAN CHEM CO 9,638 696,000 0.01%
334 GRUPO TELEVISA SA 25,000 686,000 0.01%
335 SVB FINANCIAL GROUP 6,500 663,000 0.01%
336 ACCELERON PHARMA INC 25,000 660,000 0.01%
337 SAGE THERAPEUTICS INC 20,000 641,000 0.01%
338 SPDR S&P 500 ETF TR 405,100 638,000 0.01% Call
339 GREAT AJAX CORP COM 55,757 624,000 0.01%
340 TESORO CORP 7,225 621,000 0.01%
341 LIFELOCK ORD 50,000 604,000 0.01%
342 MOBILEIRON INC COM NEW 133,620 604,000 0.01%
343 ISHARES 500,000 600,000 0.01% Call
344 CONAGRA BRANDS INC 252,500 581,000 0.01% Call
345 COLUCID PHARMACEUTICALS ORD 90,194 559,000 0.01%
346 Oxford Immunotec Global PLC 56,300 558,000 0.01%
347 INVUITY INC 75,000 542,000 0.01%
348 LIGAND PHARMACEUTICALS INC 4,849 519,000 0.01%
349 MONDELEZ INTL INC 252,500 513,000 0.01% Call
350 ECLIPSE RES CORP COM 353,250 509,000 0.01%
Page 7 of 9

Portfolio data is normalized using SEC Form 13F filings, including the Restatement filing (0001132716-16-000048, filed 2016.10.06). and New Holdings filing (0001132716-16-000034, filed 2016.08.12).

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.