WHITEBOX ADVISORS LLC

13D and 13G Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. The latest filing for each security since 12/18/2024, newest first.

Issuer % of Class Filed
KLX Energy Services Holdings, Inc. 13D
KLXE · 48253L205
12.4% 10/6/2026
Event 9/29/2026
Hornbeck Offshore Services, Inc. 13G
HOS · 42330P107
15.0% 9/9/2026
Event 9/1/2026
Electra Battery Materials Corp 13G/A
ELBM · 28474P706
9.9% 8/14/2026
Event 6/30/2026
Wheels Up Experience Inc. 13G/A
UP · 96328L304
2.8% 8/14/2026
Event 6/30/2026
Mercer International Inc. 13G
MERC · 588056101
5.4% 8/14/2026
Event 8/7/2026
Copper Property CTL Pass Through Trust 13G
CPPTL · 217519107
5.5% 7/10/2026
Event 4/15/2026
Office Properties Income Trust 13G
OPI · 67623C307
8.2% 7/6/2026
Event 6/17/2026
Maxeon Solar Technologies, Ltd. 13G
MAXNQ · Y58473128
8.5% 6/26/2026
Event 6/15/2026
Maywood Acquisition Corp. 2 13G
MYX · G5T117102
5.2% 4/22/2026
Event 4/15/2026
Pono Capital Four, Inc. 13G
PONO · G71702107
5.7% 3/23/2026
Event 3/16/2026
Wheels Up Experience Inc. 13G/A
UP · 96328L205
3.9% 11/14/2025
Event 9/30/2025
Reed's, Inc. 13G/A
REED · 758338305
0.8% 2/14/2025
Event 12/31/2024
Charlton Aria Acquisition Corp 13G/A
CHAR · G9877L107
4.5% 2/14/2025
Event 12/31/2024
Vertex Energy Inc. 13D/A
VTNRQ · 92534K107
0% 1/22/2025
Event 1/21/2025