KING STREET CAPITAL MANAGEMENT, L.P. — 13F Holdings & Portfolio

CIK 1218199 · latest 13F-HR filed 2026-05-15

KING STREET CAPITAL MANAGEMENT, L.P. manages $328.0M in 13F-reported U.S. long-equity assets across 11 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are SGRY (37.17%), BA (15.68%), BXSL (9.03%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 5 new positions, exited 6, added to 2, and trimmed 4.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$328.0M

Long-equity book

Holdings

11

Distinct positions

Period

2026-03-31

Filed 2026-05-15

Q/Q Activity

+5 / −6 / ↑2 / ↓4

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • UWM HOLDINGS CORPORATION$8.1M +40.3%
  • UNITI GROUP LLC$5.9M +33.8%
Show all 2

Top Trims

  • BOEING CO-$92.7M -64.3%
  • SURGERY PARTNERS INC-$36.1M -22.8%
  • AGNC INVT CORP-$28.7M -82.3%
  • OPTIMUM COMMUNICATIONS INC-$2.8M -21.2%
Show all 4

New Positions

  • BLACKSTONE SECD LENDING FD$29.6M
  • SELECT SECTOR SPDR TR$18.9M
  • TALEN ENERGY CORP$15.0M
  • VENTURE GLOBAL INC$14.0M
  • VISTRA CORP$8.9M
Show all 5

Exited Positions

  • BOEING CO$118.4M
  • PG&E CORP$113.5M
  • LPL FINL HLDGS INC$37.1M
  • ANNALY CAPITAL MANAGEMENT IN$31.9M
  • ALLY FINL INC$19.9M
Show all 6
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 SURGERY PARTNERS INC SGRY 86881A100 $121.9M 37.17% 10,229,730 SH
2 BOEING CO BA 097023105 $51.4M 15.68% 258,355 SH
3 BLACKSTONE SECD LENDING FD BXSL 09261X102 $29.6M 9.03% 1,250,000 SH
4 UWM HOLDINGS CORPORATION UWMC 91823B109 $28.2M 8.61% 7,799,000 SH
5 UNITI GROUP LLC UNIT 912932100 $23.4M 7.14% 2,498,226 SH
6 SELECT SECTOR SPDR TR XLI 81369Y704 $18.9M 5.75% 116,660 SH
7 TALEN ENERGY CORP TLN 87422Q109 $15.0M 4.57% 47,000 SH
8 VENTURE GLOBAL INC VG 92333F101 $14.0M 4.28% 890,000 SH
9 OPTIMUM COMMUNICATIONS INC OPTU 02156K103 $10.4M 3.18% 8,032,126 SH
10 VISTRA CORP VST 92840M102 $8.9M 2.70% 59,000 SH
11 AGNC INVT CORP AGNC 00123Q104 $6.2M 1.88% 615,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-15 $328.0M 11 0001172661-26-002091
2025-12-31 2026-02-17 $724.3M 12 0001172661-26-000871
2025-09-30 2025-11-14 $2.34B 18 0001172661-25-004996