Skip to content

13F-HR filed by Diameter Capital Partners LP

Diameter Capital Partners LP filed this 13F-HR for the quarter ended 2025-12-31, filed 2026-02-17, with 40 holding rows worth $1,094,225,359.

Accession
0001172661-26-000929
Filed
2026-02-17
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2025

A holdings report, 40 entries on the cover page, a total value of $1,094,225,359 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,094,225,359 with VALUE read as dollars as filed, 13F file number 028-18514. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ECHOSTAR CORP278768106CL A3,767,928$409,573,774dollars as filed
MASTERBRAND INC57638P104COMMON STOCK6,010,410$66,354,926dollars as filed
HCA Healthcare Inc40412C101COM120,000$56,023,200dollars as filedput
TELEPHONE & DATA SYS INC879433829COM NEW1,067,297$43,759,177dollars as filed
ALIBABA GROUP HLDG LTD01609WBG6NOTE 0.500% 6/040,000,000$41,307,800dollars as filedprincipal
SILA REALTY TRUST INC146280508COMMON STOCK1,750,000$40,792,500dollars as filed
CAESARS ENTERTAINMENT INC NE12769G100COM1,500,000$35,085,000dollars as filedcall
FS KKR CAP CORP302635206COM2,272,393$33,654,140dollars as filed
AES CORP COM00130H105Stock1,950,000$27,963,000dollars as filed
Alphabet Inc. Reg. Shares A02079K305COM75,000$23,475,000dollars as filedcall
AMERICAN AIRLINES GROUP INC COM02376R102Stock1,500,000$22,995,000dollars as filedput
ARDAGH METAL PACKAGING S AL02235106SHS5,376,366$22,043,101dollars as filed
JAMES HARDIE INDS PLC ORD SHSG4253H101Stock1,000,000$20,750,000dollars as filed
BAIN CAP GSS INVT CORPG0R78B122UNIT 99/99/99992,000,000$20,440,000dollars as filed
CAESARS ENTERTAINMENT INC NE12769G100COM850,000$19,881,500dollars as filed
ENTERGY CORP NEW COM29364G103Stock208,000$19,225,440dollars as filed
DIGITALBRIDGE GROUP INC25401T603CL A NEW1,250,000$19,175,000dollars as filed
EVERGY INC COM30034W106Stock260,000$18,847,400dollars as filed
MAGNERA CORP55939A107COMMON STOCK1,205,793$18,255,706dollars as filed
NUVEEN CHURCHILL DIRECT LEND67090S108COM SHS1,220,800$16,285,472dollars as filed
FIVE9 INC338307AF8CNV17,550,000$15,833,522dollars as filedprincipal
RH74967X103COM73,000$13,077,950dollars as filed
APOLLO UNVT CORP03761U502COM NEW1,013,005$11,588,777dollars as filed
PENNANTPARK FLOATING RATE CA70806A106COM1,184,476$10,980,093dollars as filed
UNITI GROUP LLC912932100COM SHS1,500,000$10,515,000dollars as filed
MEDLINE INC COM CL A58507V107Stock250,000$10,500,000dollars as filed
BARINGS BDC INC06759L103COM966,370$8,871,277dollars as filed
SLR INVESTMENT CORP83413U100COM395,389$6,112,714dollars as filed
WOLFSPEED INC97785W106COMMON STOCK347,427$6,048,704dollars as filed
OPTIMUM COMMUNICATIONS INC02156K103CL A3,188,947$5,261,763dollars as filed
RAPID7 INC753422AH7NOTE 1.250% 3/15,000,000$4,559,575dollars as filedprincipal
UL SOLUTIONS INC903731107CLASS A COM SHS50,000$3,943,000dollars as filed
MERCER INTL INC588056101COM1,100,397$2,178,786dollars as filed
Eli Lilly and Company532457108COM1,350$1,450,818dollars as filed
Merck & Co.,Inc.58933Y105COM13,750$1,447,325dollars as filed
NOVARTIS AG SPONSORED ADR66987V109ADR10,400$1,433,848dollars as filed
ASTRAZENECA PLC SPONSORED ADR046353108ADR15,000$1,378,950dollars as filed
SANOFI SA SPONSORED ADR80105N105ADR28,000$1,356,880dollars as filed
Pfizer Inc.717081103COM53,000$1,319,700dollars as filed
LIBERTY MEDIA CORP DEL530715AL5DEB 3.750% 2/17,794,874$479,541dollars as filedprincipal

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001172661-26-000929this filing2026-02-17acceptance time not in the bulk data set