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13F-HR filed by One William Street Capital Management, L.P.

One William Street Capital Management, L.P. filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-14, with 16 holding rows worth $1,179,060,959.

Accession
0001172661-26-001917
Filed
2026-05-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A holdings report, 16 entries on the cover page, a total value of $1,179,060,959 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,179,060,959 with VALUE read as dollars as filed, 13F file number 028-19176. 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
ISHARES TR464288513IBOXX HI YD ETF12,815,900$1,019,633,004dollars as filedput
INVESCO EXCH TRADED FD TR II46138G508SR LN ETF2,000,000$40,820,000dollars as filedcall
ISHARES TR464288513IBOXX HI YD ETF500,000$39,780,000dollars as filedcall
SPY78462F103SHS25,000$16,258,500dollars as filedput
INVESCO EXCH TRADED FD TR II46138G508SR LN ETF725,000$14,797,250dollars as filed
iShares Russell 2000 ETF464287655SHS42,500$10,540,000dollars as filedput
TPG RE FIN TR INC COM87266M107REIT1,070,000$8,356,700dollars as filed
Vanguard Intermediate-Term Corporate Bond ETF92206C870SHS71,700$5,933,175dollars as filed
FLAGSTAR FINANCIAL INC649445400COM NEW400,000$5,268,000dollars as filed
SPY78462F103SHS7,500$4,877,550dollars as filed
COUSINSPPTYSINC222795502STOK200,500$4,525,285dollars as filed
ROCKET COS INC77311W101COM CL A158,337$2,256,302dollars as filed
APOLLO COML REAL ESTATE FIN03762U105COM200,000$2,112,000dollars as filed
STARWOOD PPTY TR INC COM85571B105REIT114,000$1,963,080dollars as filed
BLACKSTONE MORTGAGE TRUST INC COM CL A09257W100REIT100,000$1,915,000dollars as filed
NEW FORTRESS ENERGY INC644393100COM CL A42,564$25,113dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001172661-26-001917this filing2026-05-14acceptance time not in the bulk data set