CSS LLC/IL Q1 2025 Filing

Filed May 15, 2025

Portfolio Value

$1.8T

Holdings

732

Report Date

Q1 2025

Filing Type

13F-HR

All Holdings (732 positions)

#StockSharesValue% PortfolioType
1
MIGAMICROSTRATEGY INC
251,900$72.6B3.99%Put
2
AAL 6.5 07/01/25AMERICAN AIRLINES GROUP INC
67,183,000$67.3B3.70%
327,274,000$66.6B3.65%
422,586,000$53.4B2.93%
5
JAZZ 2 06/15/26JAZZ INVESTMENTS I LTD
48,550,000$50.3B2.76%
6
SPYSPDR S&P 500 ETF TR
81,032$45.3B2.49%Put
7
IONS 0 04/01/26IONIS PHARMACEUTICALS INC
45,011,000$44.6B2.45%
8
PENN 2.75 05/15/26PENN ENTERTAINMENT INC
33,700,000$34.6B1.90%
9
VOOVANGUARD INDEX FDS
66,570$34.2B1.88%
10
VAC 0 01/15/26MARRIOTT VACATIONS WORLDWIDE
33,299,000$31.9B1.75%
11
BTU 3.25 03/01/28PEABODY ENGR CORP
25,018,000$26.0B1.43%
12
AXONAXON ENTERPRISE INC
47,404$24.9B1.37%
13
LUV 1.25 05/01/25SOUTHWEST AIRLS CO
24,500,000$24.4B1.34%
1422,000,000$24.3B1.33%
15
FOUR 0 12/15/25SHIFT4 PMTS INC
21,264,000$24.3B1.33%
16
TLTISHARES TR
244,800$22.3B1.22%Call
17
VTR 3.75 06/01/26VENTAS RLTY LTD PARTNERSHIP
17,000,000$21.8B1.20%
18
MSTR 0.875 03/15/31MICROSTRATEGY INC
15,400,000$21.8B1.20%
19
TVTX 2.5 09/15/25TRAVERE THERAPEUTICS INC
21,110,000$20.8B1.14%
20
AALAMERICAN AIRLS GROUP INC
1,940,500$20.5B1.12%Put
2118,886,000$18.3B1.01%
22
LNT 3.875 03/15/26ALLIANT ENERGY CORP
16,449,000$17.7B0.97%
23
KIMCO RLTY CORP
292,597$17.6B0.97%
24
RSPINVESCO EXCHANGE TRADED FD T
101,492$17.6B0.96%Call
25
RIG 4.625 09/30/29 *TRANSOCEAN INC
13,890,000$16.9B0.93%
26
MNKD 2.5 03/01/26MANNKIND CORP
13,980,000$16.2B0.89%
27
ASND 2.25 04/01/28ASCENDIS PHARMA A/S
13,500,000$16.0B0.88%
28
SNDKSANDISK CORP
330,000$15.7B0.86%Put
29
DUK 4.125 04/15/26DUKE ENERGY CORP NEW
14,292,000$15.5B0.85%
30
APO 6.75 07/31/26APOLLO GLOBAL MGMT INC
200,150$14.7B0.81%
31
WKC 3.25 07/01/28WORLD KINECT CORPORATION
12,221,000$14.1B0.77%
32
RIG 4 12/15/25 *TRANSOCEAN INC
13,678,000$13.8B0.76%
33
SATS 3.875 11/30/30ECHOSTAR CORP
11,539,611$12.9B0.71%
34
MSTRMICROSTRATEGY INC
5,700,000$11.6B0.64%
35
SOFISOFI TECHNOLOGIES INC
965,119$11.2B0.62%Put
36
BECNUSDBEACON ROOFING SUPPLY INC
89,000$11.0B0.60%Put
37
STEWSRH TOTAL RETURN FUND INC
624,652$10.8B0.59%
38
IAU*ISHARES GOLD TR
174,370$10.3B0.56%
39
IWPISHARES TR
81,800$9.6B0.53%Put
40
GMEGAMESTOP CORP NEW
418,200$9.3B0.51%Put
41
EQXCN 4.75 10/15/28EQUINOX GOLD CORP
6,960,000$9.3B0.51%
42
ATIIARCHIMEDES TECH SPAC PARTNER
820,803$8.3B0.45%
43
GQ9SPDR GOLD TR
28,500$8.2B0.45%Put
447,000,000$8.0B0.44%
45
MTSI 0.25 03/15/26MACOM TECH SOLUTIONS HLDGS I
6,150,000$7.9B0.43%
46
MONEYLION INC
88,720$7.7B0.42%Put
47
GTLS 6.75 12/15/25 BCHART INDS INC
136,811$7.6B0.42%
48
RIVNRIVIAN AUTOMOTIVE INC
590,570$7.4B0.40%Put
49
W 3.25 09/15/27WAYFAIR INC
7,500,000$7.4B0.40%
50
ABR 7.5 08/01/25ARBOR REALTY TRUST INC
7,000,000$7.0B0.38%
51
SPE 2.75 01/27/27 CSPECIAL OPPORTUNITIES FD INC
285,586$7.0B0.38%
52296,556$6.9B0.38%
53
RUN 4 03/01/30SUNRUN INC
9,410,000$6.7B0.37%
54
LNTH 2.625 12/15/27LANTHEUS HLDGS INC
4,750,000$6.7B0.37%
55
CSIQ 2.5 10/01/25CANADIAN SOLAR INC
6,732,000$6.5B0.36%
56
WEXWEX INC
40,868$6.4B0.35%Put
57
STX 3.5 06/01/28SEAGATE HDD CAYMAN
4,827,000$5.8B0.32%
58
NEENEXTERA ENERGY CAP HLDGS INC
5,000,000$5.8B0.32%
59
LVLNSPDR SER TR
100,920$5.7B0.31%Put
60
BKD 2 10/15/26BROOKDALE SR LIVING INC
5,632,000$5.7B0.31%
61
XLESELECT SECTOR SPDR TR
58,571$5.5B0.30%Put
62
ITCIEURINTRA-CELLULAR THERAPIES INC
40,904$5.4B0.30%Put
63
NOG 3.625 04/15/29NORTHERN OIL & GAS INC
5,082,000$5.4B0.29%
64
Z 2.75 05/15/25ZILLOW GROUP INC
5,135,000$5.3B0.29%
65
0VVBPARAMOUNT GLOBAL
435,583$5.2B0.29%Put
66
GPRE 2.25 03/15/27GREEN PLAINS INC
6,190,000$5.2B0.28%
67
DBMFLITMAN GREGORY FDS TR
201,685$5.1B0.28%
685,289,000$5.1B0.28%
69
JNPJUNIPER NETWORKS INC
135,359$4.9B0.27%Put
707,000,000$4.9B0.27%
71
WDC 3 11/15/28WESTERN DIGITAL CORP
3,725,000$4.8B0.26%
72
STWD 6.75 07/15/27STARWOOD PPTY TR INC
4,476,000$4.7B0.26%
73
EXAS 0.375 03/01/28EXACT SCIENCES CORP
5,320,000$4.7B0.26%
745,000,000$4.6B0.25%
75
BTXBLACKROCK TECH AND PRIVATE E
717,835$4.5B0.25%
76
AAOI 2.75 01/15/30APPLIED OPTOELECTRONICS INC
5,755,000$4.5B0.25%
77
EWLISHARES INC
85,900$4.4B0.24%Call
78
DDOGDATADOG INC
44,836$4.4B0.24%Put
79
RWT 7.75 06/15/27REDWOOD TRUST INC
4,319,000$4.3B0.23%
80
BBIO 2.25 02/01/29BRIDGEBIO PHARMA INC
4,500,000$4.0B0.22%
81
USX1UNITED STATES STL CORP NEW
95,207$4.0B0.22%Put
82
APDAIR PRODS & CHEMS INC
13,598$4.0B0.22%Put
83
UGIUGI CORP NEW
118,410$3.9B0.21%Put
84
LYV 3.125 01/15/29LIVE NATION ENTERTAINMENT IN
2,803,000$3.9B0.21%
85
IGVISHARES TR
43,700$3.9B0.21%Call
86
LPBBLAUNCH TWO ACQUISITION CORP.
378,620$3.8B0.21%
87
MXEMEXICO EQUITY & INCOME FD
439,243$3.8B0.21%
88
ARKKARK ETF TR
79,520$3.8B0.21%Put
892,500,000$3.7B0.20%
90
XLFSELECT SECTOR SPDR TR
74,000$3.7B0.20%Put
91
CTASIMPLIFY EXCHANGE TRADED FUN
124,335$3.7B0.20%
92
GCMGWGCM GROSVENOR INC
2,107,268$3.7B0.20%
93
RKLBROCKET LAB USA INC
204,903$3.7B0.20%Put
94
PCT 7.25 08/15/30PURECYCLE TECHNOLOGIES INC
4,300,000$3.6B0.20%
95
BSY 0.375 07/01/27BENTLEY SYS INC
3,905,000$3.5B0.19%
96
HESHESS CORP
22,000$3.5B0.19%Put
97
SWZSWISS HELVETIA FD INC
377,658$3.5B0.19%
98
XXYCROSS CTRY HEALTHCARE INC
231,474$3.4B0.19%Put
99
EEMISHARES TR
75,178$3.3B0.18%Put
100
CIVICIVITAS RESOURCES INC
89,286$3.1B0.17%Call
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