Magnetar Financial LLC Q4 2020 Filing

Filed February 12, 2021

Portfolio Value

$7.1B

Holdings

693

Report Date

Q4 2020

Filing Type

13F-HR

All Holdings (693 positions)

#	Stock	Shares	Value	% Portfolio
1	OPENOPENDOOR TECHNOLOGIES INC	23,960,401	$445.3M	6.29%
2	IPHIINPHI CORP	1,263,077	$202.7M	2.86%
3	XLNXEURXILINX INC	1,366,300	$193.7M	2.74%
4	WTWWILLIS TOWERS WATSON PLC LTD	917,575	$193.3M	2.73%
5	—CHURCHILL CAPITAL CORP IV	17,982,000	$185.2M	2.62%
6	ALXNALEXION PHARMACEUTICALS INC	1,180,653	$184.5M	2.61%
7	MXIMMAXIM INTEGRATED PRODS INC	1,912,841	$169.6M	2.40%
8	VAREURVARIAN MED SYS INC	868,591	$152.0M	2.15%
9	TXNMPNM RES INC	3,043,242	$147.7M	2.09%
10	NAVNAVISTAR INTL CORP NEW	2,811,045	$123.6M	1.75%
11	AJRDEURAEROJET ROCKETDYNE HLDGS INC	2,314,718	$122.3M	1.73%
12	—ACACIA COMMUNICATIONS INC	1,590,626	$116.1M	1.64%
13	—BMC STK HLDGS INC	1,917,079	$102.9M	1.45%
14	WORKSLACK TECHNOLOGIES INC	2,376,122	$100.4M	1.42%
15	—HMS HLDGS CORP	2,148,016	$78.9M	1.12%
16	—EIDOS THERAPEUTICS INC	599,330	$78.9M	1.11%
17	TIFEURTIFFANY & CO NEW	573,444	$75.4M	1.06%
18	—GRUBHUB INC	977,544	$72.6M	1.03%
19	—FTAC OLYMPUS ACQUISITION COR	6,572,255	$71.4M	1.01%
20	MPLNUSDMULTIPLAN CORPORATION	8,886,036	$71.0M	1.00%
21	—PARSLEY ENERGY INC	4,947,949	$70.3M	0.99%
22	—FITBIT INC	9,996,246	$68.0M	0.96%
23	OSBCADNORBORD INC	1,426,600	$61.6M	0.87%
24	—CIIG MERGER CORP	1,940,616	$54.6M	0.77%
25	—CHURCHILL CAP CORP II	4,999,995	$51.8M	0.73%
26	—CONX CORP	4,655,000	$48.6M	0.69%
27	TCFTCF FINL CORP	1,281,439	$47.4M	0.67%
28	SPWHSPORTSMANS WHSE HLDGS INC	2,691,082	$47.2M	0.67%
29	Z 1.375 09/01/26ZILLOW GROUP INC	15,350,000	$46.2M	0.65%
30	—NORTHERN GENESIS ACQUISITION	2,563,231	$45.6M	0.64%
31	—MICROCHIP TECHNOLOGY INC.	22,300,000	$45.4M	0.64%
32	NOVAQSUNNOVA ENERGY INTL INC.	901,225	$40.7M	0.57%
33	—APOLLO STRATEGIC GROWTH CAPT	3,685,500	$40.3M	0.57%
34	—CF FINANCE ACQUISITION CORP	3,590,014	$39.6M	0.56%
35	BSXBOSTON SCIENTIFIC CORP	1,082,946	$38.9M	0.55%
36	—ASCENDANT DIGITAL ACQUISITIO	3,524,000	$37.0M	0.52%
37	—ATLAS CREST INVT CORP	3,401,561	$35.9M	0.51%
38	—NORTHERN STAR ACQUISITION CO	2,453,000	$35.7M	0.50%
39	—CM LIFE SCIENCES INC	2,898,231	$33.6M	0.47%
40	MRKMERCK & CO. INC	399,203	$32.7M	0.46%
41	TDWDTAILWIND ACQUISITION CORP	2,917,793	$31.5M	0.44%
42	PRIAFPRIME IMPACT ACQUISITION I	2,938,448	$31.2M	0.44%
43	—E MERGE TECHNOLOGY ACQUISITI	2,875,000	$30.6M	0.43%
44	—SOCIAL CAPITAL HEDOSOPHA HLD	2,427,464	$29.9M	0.42%
45	—COHN ROBBINS HOLDINGS CORP	2,761,300	$29.7M	0.42%
46	—LABORATORY CORP AMER HLDGS	143,607	$29.2M	0.41%
47	—EXECUTIVE NETWORK PARTNERING	1,105,000	$28.2M	0.40%
48	—LANDCADIA HOLDINGS III INC	2,473,862	$27.6M	0.39%
49	—GORES HLDGS V INC	2,524,203	$27.4M	0.39%
50	—BURGUNDY TECHNOLOGY ACQU COR	2,417,952	$27.3M	0.39%
51	8INSYNEOS HEALTH INC	396,432	$27.0M	0.38%
52	X 5 11/01/26UNITED STATES STL CORP NEW	18,000,000	$27.0M	0.38%
53	AZNASTRAZENECA PLC	532,231	$26.6M	0.38%
54	CCIXCHURCHILL CAPITAL CORP V	2,500,000	$26.3M	0.37%
55	NRG 2.75 06/01/48NRG ENERGY INC	22,800,000	$26.1M	0.37%
56	—CHP MERGER CORP	2,370,000	$25.0M	0.35%
57	ETSY 0.125 10/01/26ETSY INC	11,750,000	$24.9M	0.35%
58	—TWC TECH HLDGS II CORP	2,311,300	$24.8M	0.35%
59	CXOEURCONCHO RES INC	409,142	$23.9M	0.34%
60	—FALCON CAPITAL ACQUISITN COR	2,216,257	$23.7M	0.33%
61	—MERITOR INC	20,544,000	$23.7M	0.33%
62	—FOLEY TRASIMENE ACQUISTN COR	2,099,330	$23.5M	0.33%
63	LITE 0.25 03/15/24LUMENTUM HLDGS INC	13,800,000	$22.7M	0.32%
64	—FUSION ACQUISITION CORP	1,992,536	$22.5M	0.32%
65	—OSPREY TECHNLGY AQUISTION CO	2,028,372	$22.2M	0.31%
66	—ARTIUS ACQUISITION INC	1,863,362	$20.9M	0.30%
67	—PERIPHAS CAPITAL PARTNERING	800,000	$20.9M	0.30%
68	PCG 5.5 08/16/23PG&E CORP	170,000	$20.8M	0.29%
69	—CF ACQUISITION CORP IV	2,000,000	$20.6M	0.29%
70	—NEW PROVIDENCE ACQUISITION	1,514,943	$20.6M	0.29%
71	—BROOGE ENERGY LTD	2,000,000	$20.5M	0.29%
72	MDTMEDTRONIC PLC	174,988	$20.5M	0.29%
73	LUV 1.25 05/01/25SOUTHWEST AIRLS CO	14,000,000	$20.4M	0.29%
74	—SUSTAINABLE OPPORTNTS ACQ CO	1,724,459	$20.3M	0.29%
75	—HUDSON EXECUTIVE INVT CORP	1,770,749	$20.2M	0.29%
76	—CRESCENT ACQUISITION CORP	1,886,800	$19.7M	0.28%
77	—JUNIPER INDL HLDGS INC	1,824,080	$19.5M	0.28%
78	—GX ACQUISITION CORP	1,500,000	$19.3M	0.27%
79	—EXPERIENCE INVT CORP	1,717,061	$19.0M	0.27%
80	—SANDBRIDGE ACQUISITION CORP	1,790,000	$18.4M	0.26%
81	—MEDTECH ACQUISITION CORP	1,700,000	$17.9M	0.25%
82	—COLFAX CORP	109,000	$17.4M	0.25%
83	BLBLFBILIBILI INC	5,000,000	$17.3M	0.24%
84	—AEA-BRIDGES IMPACT CORP	1,554,900	$16.9M	0.24%
85	—TORTOISE ACQUISITION CORP II	1,479,600	$16.7M	0.24%
86	—VESPER HEALTHCARE ACQSTN COR	1,472,618	$16.7M	0.24%
87	MCKMCKESSON CORP	94,786	$16.5M	0.23%
88	—FORTRESS VALUE ACQUISITION I	1,476,011	$16.5M	0.23%
89	—INTERPRIVATE ACQUISITION COR	1,127,492	$16.4M	0.23%
90	CNCCENTENE CORP DEL	268,283	$16.1M	0.23%
91	—NEXTGEN ACQUISITION CORP	1,565,000	$16.1M	0.23%
92	W 1 08/15/26WAYFAIR INC	9,500,000	$15.9M	0.23%
93	—NEWHOLD INVESTMENT CORP	1,500,000	$15.7M	0.22%
94	—TWITTER INC	12,800,000	$15.5M	0.22%
95	—GO ACQUISITION CORP	1,441,156	$15.3M	0.22%
96	—TREBIA ACQUISITION CORP	1,320,200	$15.3M	0.22%
97	—HORIZON ACQUISITION CORP	1,445,000	$15.3M	0.22%
98	NVSNNOVARTIS AG	161,379	$15.2M	0.22%
99	—THUNDER BRDG ACQUISTION II L	1,151,509	$15.2M	0.22%
100	DISH 3.375 08/15/26DISH NETWORK CORPORATION	15,900,000	$15.2M	0.21%

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