OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) Q1 2021 Filing

Filed May 14, 2021

Portfolio Value

$4.1T

Holdings

781

Report Date

Q1 2021

Filing Type

13F-HR

All Holdings (781 positions)

#	Stock	Shares	Value	% Portfolio	Type
1	VAREURVARIAN M	2,690,687	$475.0B	11.47%
2	RPREALPAGE	3,226,814	$281.4B	6.80%
3	FLIRFLIR SYS	1,550,000	$87.5B	2.11%
4	—BHP GROU	1,293,229	$74.8B	1.81%
5	AAL 6.5 07/01/25AMERICAN	39,000,000	$67.0B	1.62%
6	—SPIRIT A	15,000,000	$46.1B	1.11%
7	HRTXHERON TH	2,325,000	$37.7B	0.91%
8	IPHIINPHI CO	200,000	$35.7B	0.86%
9	X 5 11/01/26UNITED S	15,000,000	$32.6B	0.79%
10	—FALCON C	2,981,629	$29.7B	0.72%
11	—AMRYT PH	1,990,000	$27.7B	0.67%
12	RYAAYRYANAIR	233,383	$26.8B	0.65%
13	JECUSDJACOBS E	194,430	$25.1B	0.61%
14	GOOGLALPHABET	11,500	$23.7B	0.57%
15	—CLEVELAN	9,000,000	$23.6B	0.57%
16	—PARATEK	26,000,000	$23.4B	0.57%
17	ATVIEURACTIVISI	250,000	$23.3B	0.56%
18	—GREENSKY	3,700,000	$22.9B	0.55%
19	—PERIDOT	2,123,430	$22.6B	0.55%
20	CLVS 1.25 05/01/25CLOVIS O	29,000,000	$21.8B	0.53%
21	—ACORDA T	30,000,000	$21.3B	0.51%
22	TELTE CONNE	164,615	$21.3B	0.51%
23	AFCGAFC GAMM	980,000	$20.6B	0.50%
24	FISVFISERV I	165,000	$19.6B	0.47%
25	—COHN ROB	1,949,730	$19.2B	0.46%
26	METAFACEBOOK	65,000	$19.1B	0.46%
27	VVISA INC	90,000	$19.1B	0.46%
28	AXTAAXALTA C	633,266	$18.7B	0.45%
29	CNRCANADIAN	157,457	$18.3B	0.44%
30	DLTRDOLLAR T	157,500	$18.0B	0.44%
31	ELLAUDER E	61,000	$17.7B	0.43%
32	CCCHEMOURS	635,511	$17.7B	0.43%
33	—NEW PROV	1,505,873	$17.6B	0.42%
34	NRANRG ENER	462,964	$17.5B	0.42%
35	BPBP PLC	700,000	$17.0B	0.41%
36	TMUST-MOBILE	135,000	$16.9B	0.41%
37	ALCALCON AG	240,000	$16.8B	0.41%
38	—SCP & CO	1,732,445	$16.6B	0.40%
39	DISDISNEY W	90,000	$16.6B	0.40%
40	ROSTROSS STO	137,500	$16.5B	0.40%
41	MTZMASTEC I	166,898	$15.6B	0.38%
42	UBERUBER TEC	285,000	$15.5B	0.38%
43	JPMJPMORGAN	100,000	$15.2B	0.37%
44	—VY GLOBA	1,499,945	$15.2B	0.37%
45	BDXBECTON D	62,000	$15.1B	0.36%
46	—NEWHOLD	1,505,873	$15.1B	0.36%
47	XPOXPO LOGI	120,000	$14.8B	0.36%
48	—NORTH AT	1,484,946	$14.6B	0.35%
49	—DMY TECH	1,349,259	$14.5B	0.35%
50	JETSETF SER	540,000	$14.5B	0.35%
51	GMGENERAL	249,870	$14.4B	0.35%
52	FLT1EURFLEETCOR	53,000	$14.2B	0.34%
53	DENEURDENBURY	295,360	$14.1B	0.34%
54	—INVESTIN	1,449,749	$14.1B	0.34%
55	—RMG ACQU	1,403,132	$14.1B	0.34%
56	MATMATTEL I	787,791	$13.9B	0.34%	Put
57	OXY/WSOCCIDENT	1,074,400	$12.8B	0.31%
58	—FINSERV	1,225,001	$12.2B	0.29%
59	CFCF INDS	268,837	$12.2B	0.29%
60	SONOSONOS IN	325,000	$12.2B	0.29%
61	CICIGNA CO	50,000	$12.1B	0.29%
62	—AUSTERLI	1,200,000	$12.0B	0.29%
63	—PERIDOT	1,200,783	$11.9B	0.29%
64	—TORTOISE	1,050,957	$11.5B	0.28%
65	CARRCARRIER	265,455	$11.2B	0.27%
66	BSYBENTLEY	235,000	$11.0B	0.27%
67	UNPUNION PA	50,000	$11.0B	0.27%
68	—APPLIED	12,500,000	$10.9B	0.26%
69	—GTY TECH	1,660,000	$10.6B	0.26%
70	CSXCSX CORP	109,413	$10.6B	0.25%
71	NRG 2.75 06/01/48NRG ENER	9,000,000	$10.5B	0.25%
72	CCIXCHURCHIL	999,963	$10.2B	0.25%
73	—GORES ME	999,963	$10.1B	0.24%
74	—SOARING	1,000,000	$10.1B	0.24%
75	—RMG ACQU	999,963	$9.9B	0.24%
76	—GORES GU	1,000,000	$9.9B	0.24%
77	—CORNER G	999,963	$9.8B	0.24%
78	CTXSEURCITRIX S	68,000	$9.5B	0.23%
79	SUISUN CMNT	63,585	$9.5B	0.23%
80	EBEVENTBRI	430,000	$9.5B	0.23%
81	DISH 2.375 03/15/24DISH NET	10,000,000	$9.5B	0.23%
82	—TREBIA A	919,869	$9.2B	0.22%
83	—SUPERNOV	903,524	$9.1B	0.22%
84	—EXECUTIV	936,603	$9.1B	0.22%
85	—BESPOKE	900,000	$9.0B	0.22%
86	SBACSBA COMM	32,075	$8.9B	0.22%
87	—GS ACQUI	853,328	$8.9B	0.22%
88	—CONX COR	874,869	$8.7B	0.21%
89	—OAKTREE	874,869	$8.7B	0.21%
90	—ARTIUS A	853,328	$8.6B	0.21%
91	GLPIGAMING &	200,100	$8.5B	0.21%
92	ELSEQUITY L	128,100	$8.2B	0.20%
93	—REINVENT	803,132	$8.2B	0.20%
94	—NEW FRON	716,265	$8.1B	0.20%
95	GWWGRAINGER	20,000	$8.0B	0.19%
96	CCIXCHURCHIL	800,000	$8.0B	0.19%
97	—DIAMONDH	814,275	$7.9B	0.19%
98	—TWC TECH	799,449	$7.9B	0.19%
99	—PROTALIX	8,000,000	$7.8B	0.19%
100	—PONTEM C	799,971	$7.7B	0.19%

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