Magnetar Financial LLC Q1 2021 Filing

Filed May 14, 2021

Portfolio Value

$10.4B

Holdings

1,026

Report Date

Q1 2021

Filing Type

13F-HR

All Holdings (1,026 positions)

#	Stock	Shares	Value	% Portfolio
1	OPENOPENDOOR TECHNOLOGIES INC	21,460,399	$454.7M	4.37%
2	PRAHPRA HEALTH SCIENCES INC	1,402,678	$215.1M	2.07%
3	KSUEURKANSAS CITY SOUTHERN	813,704	$214.8M	2.06%
4	IPHIINPHI CORP	1,199,999	$214.1M	2.06%
5	WTWWILLIS TOWERS WATSON PLC LTD	889,405	$203.6M	1.96%
6	COHREURCOHERENT INC	804,364	$203.4M	1.96%
7	—ISLEWORTH HEALTHCARE ACQU CO	426,550	$200.0M	1.92%
8	ALXNALEXION PHARMACEUTICALS INC	1,289,848	$197.2M	1.90%
9	CHNGUSDCHANGE HEALTHCARE INC	8,827,696	$195.1M	1.88%
10	XLNXEURXILINX INC	1,415,660	$175.4M	1.69%
11	FLIRFLIR SYS INC	2,983,359	$168.5M	1.62%
12	MXIMMAXIM INTEGRATED PRODS INC	1,815,113	$165.8M	1.59%
13	PRSPPERSPECTA INC	5,594,899	$162.5M	1.56%
14	VAREURVARIAN MED SYS INC	911,847	$161.0M	1.55%
15	TXNMPNM RES INC	3,198,013	$156.9M	1.51%
16	AJRDEURAEROJET ROCKETDYNE HLDGS INC	3,050,325	$143.2M	1.38%
17	—HMS HLDGS CORP	3,748,113	$138.6M	1.33%
18	SJR/BEURSHAW COMMUNICATIONS INC	5,159,502	$134.2M	1.29%
19	ATHSATHENE HOLDING LTD	2,655,241	$133.8M	1.29%
20	NAVNAVISTAR INTL CORP NEW	2,984,299	$131.4M	1.26%
21	—MAGELLAN HEALTH INC	1,374,281	$128.1M	1.23%
22	PBCTEURPEOPLES UNITED FINANCIAL INC	7,061,166	$126.4M	1.22%
23	—GW PHARMACEUTICALS PLC	577,789	$125.3M	1.20%
24	—CHURCHILL CAPITAL CORP IV	5,260,344	$121.9M	1.17%
25	CCIXCHURCHILL CAPITAL CORP VII	11,061,000	$110.3M	1.06%
26	—GENMARK DIAGNOSTICS INC	4,345,392	$103.9M	1.00%
27	WORKSLACK TECHNOLOGIES INC	2,496,846	$101.4M	0.98%
28	—FIVE PRIME THERAPEUTICS INC	2,406,138	$90.6M	0.87%
29	TCFTCF FINL CORP	1,823,843	$84.7M	0.81%
30	—CARDTRONICS PLC	2,062,875	$80.0M	0.77%
31	—KKR ACQUISITION HOLDING I CO	7,000,000	$70.1M	0.67%
32	—COOPER TIRE & RUBR CO	1,187,734	$66.5M	0.64%
33	GRUBGRUBHUB INC	1,021,627	$61.3M	0.59%
34	SPWHSPORTSMANS WHSE HLDGS INC	3,338,529	$57.6M	0.55%
35	—FORTERRA INC	2,280,597	$53.0M	0.51%
36	AZNASTRAZENECA PLC	1,024,467	$50.9M	0.49%
37	MPLNUSDMULTIPLAN CORPORATION	8,886,036	$49.3M	0.47%
38	—CONX CORP	4,567,000	$46.8M	0.45%
39	—GORES GUGGENHEIM INC	4,500,000	$44.7M	0.43%
40	—REINVENT TECHNOLOGY PARTNERS	4,323,757	$43.9M	0.42%
41	MRKMERCK & CO. INC	564,721	$43.5M	0.42%
42	—PANDION THERAPEUTICS INC	724,177	$43.5M	0.42%
43	MDTMEDTRONIC PLC	366,561	$43.3M	0.42%
44	BDXBECTON DICKINSON & CO	176,599	$42.9M	0.41%
45	—WARBURG PINCUS CAPTAL CORP I	4,000,000	$39.9M	0.38%
46	—CHURCHILL CAPITAL CORP IV	3,561,644	$39.7M	0.38%
47	—FORTRESS VALUE ACQUISI CORP	4,000,000	$39.6M	0.38%
48	SPYSPDR S&P 500 ETF TR	96,000	$38.0M	0.37%
49	—NORTHERN GENESIS ACQUISITION	2,170,046	$35.4M	0.34%
50	CCIXCHURCHILL CAPITAL CORP VI	3,504,600	$35.3M	0.34%
51	—ASCENDANT DIGITAL ACQUISITIO	3,523,988	$34.9M	0.34%
52	AVTRAVANTOR INC	1,177,532	$34.1M	0.33%
53	—RH	12,000,000	$34.0M	0.33%
54	—NORTHERN STAR INVEST CORP II	3,400,000	$33.8M	0.33%
55	—NORTHERN STAR INVEST CORP IV	3,400,000	$33.7M	0.32%
56	NSTBNORTHERN STAR INVSTMNT CORP	3,250,000	$32.5M	0.31%
57	—DECARBONIZATION PLUS ACQU II	3,200,000	$31.9M	0.31%
58	—NORTHERN GENESIS ACQUISITION	2,965,300	$30.4M	0.29%
59	—FTAC HERA ACQUISITION CORP	3,000,000	$30.0M	0.29%
60	ETSY 0.125 10/01/26ETSY INC	12,600,000	$29.9M	0.29%
61	—NEXTGEN ACQUISITION CORP II	3,000,000	$29.7M	0.29%
62	—MERITOR INC	25,644,000	$29.4M	0.28%
63	LUV 1.25 05/01/25SOUTHWEST AIRLS CO	16,800,000	$29.0M	0.28%
64	—E MERGE TECHNOLOGY ACQUISITI	2,831,386	$28.5M	0.27%
65	—APOLLO STRATEGIC GROWTH CAPT	2,767,568	$28.5M	0.27%
66	PRIAFPRIME IMPACT ACQUISITION I	2,848,448	$28.2M	0.27%
67	X 5 11/01/26UNITED STATES STL CORP NEW	12,500,000	$27.2M	0.26%
68	PCG 5.5 08/16/23PG&E CORP	237,000	$27.2M	0.26%
69	—NORTHERN STAR ACQUISITION CO	2,419,315	$26.9M	0.26%
70	ELANELANCO ANIMAL HEALTH INC	903,789	$26.6M	0.26%
71	—ATLAS CREST INVT CORP	2,621,268	$26.3M	0.25%
72	NRG 2.75 06/01/48NRG ENERGY INC	22,100,000	$25.7M	0.25%
73	CCIXCHURCHILL CAPITAL CORP V	2,500,000	$25.5M	0.25%
74	MCKMCKESSON CORP	128,034	$25.0M	0.24%
75	LITE 0.25 03/15/24LUMENTUM HLDGS INC	15,500,000	$24.9M	0.24%
76	8INSYNEOS HEALTH INC	325,196	$24.7M	0.24%
77	—GLENFARNE MERGER CORP	2,475,000	$24.6M	0.24%
78	—INTERPRIVATE IV INFRATECH PR	2,475,000	$24.5M	0.24%
79	—GORES HLDGS V INC	2,447,245	$24.4M	0.23%
80	—REVOLUTION HEALTHCAR AQ CORP	2,408,029	$24.2M	0.23%
81	BBIO 2.5 03/15/27BRIDGEBIO PHARMA INC	14,500,000	$24.0M	0.23%
82	—COHN ROBBINS HOLDINGS CORP	2,294,480	$23.4M	0.22%
83	—BURGUNDY TECHNOLOGY ACQU COR	2,321,522	$23.0M	0.22%
84	—CHP MERGER CORP	2,288,097	$22.9M	0.22%
85	ENTRTECH AND ENERGY TRANSITION	2,250,000	$22.5M	0.22%
86	—VPC IMPACT ACQU HOLDI III IN	2,227,500	$22.0M	0.21%
87	—ARRIVAL GROUP	1,526,981	$22.0M	0.21%
88	—VPC IMPACT ACQUISITION HLDG	2,227,500	$22.0M	0.21%
89	—TWC TECH HLDGS II CORP	2,166,127	$21.9M	0.21%
90	—COLFAX CORP	119,000	$21.6M	0.21%
91	—CRH MED CORP	5,344,823	$21.1M	0.20%
92	—BYTE ACQUISITION CORP	2,100,000	$21.0M	0.20%
93	—CF ACQUISITION CORP IV	2,063,300	$20.7M	0.20%
94	TDWDTAILWIND ACQUISITION CORP	2,064,712	$20.5M	0.20%
95	—SOARING EAGLE ACQUISITION CO	2,013,100	$20.4M	0.20%
96	—PERIPHAS CAPITAL PARTNERING	827,406	$20.3M	0.20%
97	—BROOGE ENERGY LTD	2,000,000	$20.2M	0.19%
98	—REINVENT TECHNOLOGY PARTNERS	2,013,100	$20.2M	0.19%
99	—PIVOTAL INVESTMENT CORP III	2,018,300	$20.2M	0.19%
100	—KHOSLA VENTURES ACQUSTN CO I	2,000,000	$20.2M	0.19%

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