OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) Q1 2020 Filing

Filed May 15, 2020

Portfolio Value

$3.0T

Holdings

270

Report Date

Q1 2020

Filing Type

13F-HR

All Holdings (270 positions)

#	Stock	Shares	Value	% Portfolio	Type
1	—CYPRESS	16,896,600	$394.0B	13.32%
2	—MELLANOX	2,036,907	$247.1B	8.36%
3	—SPRINT C	27,470,165	$236.8B	8.01%
4	UTXZUNITED T	791,012	$74.6B	2.52%
5	—CAESARS	67,665,745	$72.7B	2.46%
6	—FORTY SE	613,157	$58.5B	1.98%
7	DISH 2.375 03/15/24DISH NET	61,000,000	$49.9B	1.69%
8	—CHURCHIL	4,637,000	$46.4B	1.57%
9	—AMAG PHA	45,500,000	$34.6B	1.17%
10	—FLYING E	3,150,000	$31.4B	1.06%
11	—ANIXTER	306,667	$26.9B	0.91%
12	—EXPERIEN	3,566,666	$26.5B	0.90%	Call
13	—JUNIPER	3,937,500	$25.9B	0.88%	Call
14	—BHP GROU	853,202	$25.9B	0.88%
15	—APEX TEC	3,750,000	$25.6B	0.87%	Call
16	—CALIFORN	3,567,900	$25.1B	0.85%	Put
17	—CHP MERG	3,675,000	$24.4B	0.83%	Call
18	METAFACEBOOK	145,000	$24.2B	0.82%
19	AMZNAMAZON C	12,250	$23.9B	0.81%
20	—GORES HL	3,125,000	$23.3B	0.79%	Call
21	—NEW PROV	3,415,500	$22.9B	0.78%	Call
22	—GIGCAPIT	2,183,400	$21.7B	0.73%
23	—ACAMAR P	2,457,000	$21.6B	0.73%	Call
24	—DIAMONDP	2,249,500	$21.5B	0.73%	Call
25	—MONOCLE	2,056,500	$20.7B	0.70%
26	—TRINE AC	2,262,375	$20.6B	0.70%	Call
27	—PARATEK	27,750,000	$20.4B	0.69%
28	—SILVER S	2,431,834	$20.3B	0.69%	Call
29	—SOUTH MT	2,366,579	$20.1B	0.68%	Call
30	—THUNDER	2,008,068	$19.5B	0.66%	Call
31	—FAR PT A	1,959,874	$19.5B	0.66%	Call
32	—SWITCHBA	2,484,866	$19.0B	0.64%	Call
33	CLVS 1.25 05/01/25CLOVIS O	30,000,000	$18.9B	0.64%
34	ADSWADVANCED	558,551	$18.3B	0.62%
35	—CIIG MER	2,700,000	$18.0B	0.61%	Call
36	—HENNESSY	1,967,000	$17.9B	0.61%	Call
37	—FINTECH	1,790,000	$17.9B	0.60%
38	—FINSERV	2,700,000	$17.8B	0.60%	Call
39	—OSPREY T	2,625,000	$17.6B	0.59%	Call
40	—HEALTHCA	2,500,000	$17.4B	0.59%	Call
41	—REPLAY A	1,735,000	$17.2B	0.58%
42	FISVFISERV I	180,000	$17.1B	0.58%
43	DBXDROPBOX	924,626	$16.7B	0.57%
44	BMY-RBRISTOL-	4,346,040	$16.6B	0.56%
45	HRTXHERON TH	1,400,000	$16.4B	0.56%
46	—CLEVELAN	24,000,000	$16.3B	0.55%
47	—GREENSKY	4,260,646	$16.3B	0.55%
48	—PIVOTAL	1,823,432	$16.3B	0.55%	Call
49	—TUSCAN H	1,580,000	$15.8B	0.53%
50	MAMASTERCA	65,000	$15.7B	0.53%
51	—TESLA IN	10,000,000	$15.6B	0.53%
52	—COLLIER	1,795,932	$15.3B	0.52%	Call
53	—NETFIN A	1,546,595	$15.3B	0.52%
54	—LGL SYS	2,175,000	$15.2B	0.51%	Call
55	BDXBECTON D	65,000	$14.9B	0.51%
56	—ACT II G	1,497,852	$14.8B	0.50%
57	ALUBALUSSA E	1,621,300	$14.8B	0.50%	Call
58	—PROPTECH	1,900,000	$14.5B	0.49%	Call
59	—DFP HEAL	1,450,000	$14.4B	0.49%
60	SPYSPDR S&P	3,350,952	$14.3B	0.49%	Put
61	—MEGALITH	1,545,336	$14.3B	0.48%	Call
62	OXYOCCIDENT	7,548,500	$13.9B	0.47%	Put
63	—CRESCENT	1,400,000	$13.8B	0.47%
64	—ALLEGRO	1,184,800	$13.6B	0.46%
65	—APPLIED	17,400,000	$13.4B	0.45%
66	—INTERPRI	1,900,000	$13.3B	0.45%	Call
67	CICIGNA CO	75,000	$13.3B	0.45%
68	—SC HEALT	1,400,000	$13.2B	0.45%	Call
69	—SPARTAN	1,296,259	$13.1B	0.44%
70	—PAE INC	2,119,816	$12.9B	0.44%	Call
71	—NEW FRON	1,480,090	$12.2B	0.41%
72	—SCVX COR	1,200,000	$12.0B	0.40%
73	—CITIC CA	1,204,570	$11.9B	0.40%
74	—LEO HOLD	1,100,000	$11.3B	0.38%
75	—HAYMAKER	1,182,919	$11.1B	0.37%	Call
76	—GTY TECH	2,994,394	$11.1B	0.37%	Call
77	VRTVERTIV H	1,274,988	$11.0B	0.37%
78	—HOPE BAN	12,590,000	$10.5B	0.36%
79	—STABLE R	1,049,827	$10.2B	0.35%
80	GNRUQGREENROS	1,050,000	$10.2B	0.34%
81	—CF FIN A	1,106,250	$10.1B	0.34%	Call
82	—DMY TECH	1,000,000	$9.8B	0.33%
83	—PS BUSIN	71,991	$9.8B	0.33%
84	—GX ACQUI	1,195,000	$9.4B	0.32%	Call
85	CLDRCLOUDERA	1,142,522	$9.0B	0.30%
86	RPMRPM INTL	150,000	$8.9B	0.30%
87	—CHURCHIL	1,100,000	$8.8B	0.30%	Call
88	UNHUNITEDHE	35,000	$8.7B	0.30%
89	—INSURANC	1,069,500	$8.7B	0.29%	Call
90	—OAKTREE	852,500	$8.5B	0.29%
91	CTXSEURCITRIX S	60,000	$8.5B	0.29%
92	—PURE ACQ	800,000	$8.3B	0.28%
93	POSTPOST HLD	100,000	$8.3B	0.28%
94	RAMPLIVERAMP	250,000	$8.2B	0.28%
95	HYGISHARES	1,750,000	$8.1B	0.27%	Put
96	—SUPERNUS	10,000,000	$8.1B	0.27%
97	—UNION AC	1,600,000	$8.0B	0.27%	Call
98	EBAEBAY INC	260,000	$7.8B	0.26%
99	DISDISNEY W	80,000	$7.7B	0.26%
100	RYAAYRYANAIR	136,912	$7.3B	0.25%

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