OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) Q2 2021 Filing

Filed August 13, 2021

Portfolio Value

$5.4T

Holdings

847

Report Date

Q2 2021

Filing Type

13F-HR

All Holdings (847 positions)

#	Stock	Shares	Value	% Portfolio	Type
1	ALXNALEXION	4,428,122	$813.5B	14.99%
2	WORKSLACK TE	11,073,242	$490.5B	9.04%
3	PRAHPRA HEAL	1,781,846	$294.4B	5.42%
4	—PROOFPOI	92,864,000	$116.9B	2.15%
5	NAVNAVISTAR	2,030,345	$90.3B	1.66%
6	PBCTEURPEOPLES	4,934,837	$84.6B	1.56%
7	—BHP GROU	1,377,354	$82.2B	1.51%
8	HRTXHERON TH	4,425,000	$68.7B	1.27%
9	—WEINGART	1,565,649	$50.2B	0.92%
10	AAL 6.5 07/01/25AMERICAN	30,000,000	$47.1B	0.87%
11	LTHM 4.125 07/15/25LIVENT C	15,000,000	$35.9B	0.66%
12	METAFACEBOOK	90,000	$31.3B	0.58%
13	NRANRG ENER	1,123,164	$31.3B	0.58%	Call
14	—PERIDOT	2,549,352	$31.1B	0.57%
15	X 5 11/01/26UNITED S	15,000,000	$30.3B	0.56%
16	TELTE CONNE	220,870	$29.9B	0.55%
17	—FALCON C	2,981,629	$27.7B	0.51%
18	GOOGLALPHABET	11,000	$26.9B	0.49%
19	RYAAYRYANAIR	247,855	$26.8B	0.49%
20	BPBP PLC	1,004,307	$26.5B	0.49%
21	—CLEVELAN	9,000,000	$25.1B	0.46%
22	—AMRYT PH	1,990,000	$24.1B	0.44%
23	JECUSDJACOBS E	180,105	$24.0B	0.44%
24	VVISA INC	100,000	$23.4B	0.43%
25	—PARATEK	25,000,000	$22.9B	0.42%
26	—GREENSKY	4,120,600	$22.9B	0.42%
27	CSXCSX CORP	709,335	$22.8B	0.42%
28	—ACORDA T	30,000,000	$22.2B	0.41%
29	JPMJPMORGAN	140,000	$21.8B	0.40%
30	CLVS 1.25 05/01/25CLOVIS O	29,000,000	$21.8B	0.40%
31	ATVIEURACTIVISI	225,000	$21.5B	0.40%
32	AXTAAXALTA C	698,266	$21.3B	0.39%
33	AFCGAFC GAMM	1,001,722	$20.7B	0.38%
34	APLS 3.5 09/15/26APELLIS	10,500,000	$19.6B	0.36%
35	TVTX 2.5 09/15/25RETROPHI	22,500,000	$19.1B	0.35%
36	ELLAUDER E	60,000	$19.1B	0.35%
37	ALCALCON AG	270,000	$19.0B	0.35%
38	INTCINTEL CO	326,162	$18.3B	0.34%
39	GMGENERAL	303,238	$17.9B	0.33%
40	PCGPG&E COR	1,668,535	$17.0B	0.31%
41	—SCP & CO	1,732,445	$16.7B	0.31%
42	—COHN ROB	1,698,752	$16.7B	0.31%
43	SBACSBA COMM	50,475	$16.1B	0.30%
44	UBERUBER TEC	320,000	$16.0B	0.30%
45	OXY/WSOCCIDENT	1,152,972	$16.0B	0.29%
46	CRMSALESFOR	65,000	$15.9B	0.29%
47	—EXTRACTI	279,279	$15.3B	0.28%
48	FCXFREEPORT	1,701,214	$15.3B	0.28%	Call
49	—CANTEL M	7,500,000	$15.3B	0.28%
50	BDXBECTON D	62,500	$15.2B	0.28%
51	—NEWHOLD	1,505,873	$15.1B	0.28%
52	NGVTINGEVITY	185,019	$15.1B	0.28%
53	—VY GLOBA	1,499,945	$14.9B	0.27%
54	ROSTROSS STO	120,000	$14.9B	0.27%
55	FBCUSDFLAGSTAR	350,000	$14.8B	0.27%
56	—AUSTERLI	1,508,809	$14.7B	0.27%
57	CCCHEMOURS	421,741	$14.7B	0.27%
58	CNCCENTENE	200,000	$14.6B	0.27%
59	TMUST-MOBILE	100,000	$14.5B	0.27%
60	—NORTH AT	1,484,946	$14.4B	0.27%
61	ELSEQUITY L	193,600	$14.4B	0.27%
62	MATMATTEL I	804,671	$14.4B	0.26%	Put
63	GMED 1 06/01/23NUVASIVE	13,500,000	$14.2B	0.26%
64	—INVESTIN	1,449,549	$14.1B	0.26%
65	DISDISNEY W	80,000	$14.1B	0.26%
66	SUISUN CMNT	79,239	$13.6B	0.25%
67	—RMG ACQU	1,356,031	$13.5B	0.25%
68	TTWOTAKE-TWO	75,000	$13.3B	0.24%
69	—APPLIED	15,000,000	$13.0B	0.24%
70	DLTRDOLLAR T	130,000	$12.9B	0.24%
71	JETSETF SER	520,000	$12.6B	0.23%
72	CADEEURCADENCE	600,000	$12.5B	0.23%
73	MEOHMETHANEX	364,609	$12.1B	0.22%
74	WRKUSDWESTROCK	225,000	$12.0B	0.22%
75	—FINSERV	1,225,001	$11.9B	0.22%
76	—PERIDOT	1,205,803	$11.8B	0.22%
77	EXPEEXPEDIA	70,000	$11.5B	0.21%
78	SONOSONOS IN	325,000	$11.4B	0.21%
79	NVRNVR INC	2,250	$11.2B	0.21%
80	CFCF INDS	209,117	$10.8B	0.20%
81	CPTCAMDEN P	81,009	$10.7B	0.20%
82	—TORTOISE	1,027,898	$10.3B	0.19%
83	MTZMASTEC I	96,467	$10.2B	0.19%
84	FSLRFIRST SO	110,000	$10.0B	0.18%
85	PTCPTC INC	70,000	$9.9B	0.18%
86	—OAKTREE	1,000,359	$9.9B	0.18%
87	BLDRBUILDERS	230,000	$9.8B	0.18%
88	—GORES GU	1,000,000	$9.8B	0.18%
89	DISH 2.375 03/15/24DISH NET	10,000,000	$9.8B	0.18%
90	—TIO TECH	976,634	$9.5B	0.17%
91	EGPEASTGROU	57,250	$9.4B	0.17%
92	FCPTFOUR COR	338,738	$9.4B	0.17%
93	CRKCOMSTOCK	1,383,750	$9.2B	0.17%
94	—PS BUSIN	62,300	$9.2B	0.17%
95	AMHAMERICAN	235,100	$9.1B	0.17%
96	—MGM GROW	271,850	$9.1B	0.17%	Put
97	—REINVENT	903,524	$9.0B	0.17%
98	—DMY TECH	843,306	$9.0B	0.17%
99	—CLIMATE	900,955	$8.9B	0.16%
100	CDLXCARDLYTI	70,000	$8.9B	0.16%

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