Vault-13

Helix Partners Management LP

NEW YORK, NY · CIK 1995612 · 13F filing filed 2026-08-13

SEC-registered investment adviser since 2024 · limited partnership

$370.9m reported value +136.6% vs Q1 2026
10positions
100.0%in top 10
4 new 3 added 1 reduced 5 sold out vs Q1 2026

Options: 1 call positions ($25.6m notional), 4 put positions ($347.6m notional) – listed below, not included above.

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 CORE SCIENTIFIC INC NEW COM CORZ CORZ 4,550,000 $116.4m31.39% 31.39% AddedShares held: Q3 2025 5.2m, Q4 2025 5.6m, Q1 2026 4.4m, Q2 2026 4.5m +139.0k +139,000 3.1%
2 OFFICE PPTYS INCOME TR COM OF BENEFICIA OPI OPI 5,551,715 $94.4m25.45% 25.45% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 5.6m
3 SERVICE PPTYS TR COM SH BEN INT COM SH BEN INT 54,700,000 $92.4m24.93% 24.93% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 54.7m
4 GLOBAL NET LEASE INC COM NEW GNL GNL 3,021,832 $27.0m7.28% 7.28% UnchangedShares held: Q3 2025 3.5m, Q4 2025 3.6m, Q1 2026 3.0m, Q2 2026 3.0m
5 CAPITAL ONE FINL CORP COM COF COF 77,100 $15.5m4.17% 4.17% UnchangedShares held: Q3 2025 0, Q4 2025 11.0k, Q1 2026 77.1k, Q2 2026 77.1k
6 ECHOSTAR CORP CL A ECHO ECHO 149,258 $15.1m4.08% 4.08% ReducedShares held: Q3 2025 350.0k, Q4 2025 240.0k, Q1 2026 181.3k, Q2 2026 149.3k -32.1k -32,062 -17.7%
7 WARNER BROS DISCOVERY INC COM SER A WBD WBD 150,000 $4.0m1.08% 1.08% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 150.0k
8 ALTICE USA INC CL A OPTU OPTU 2,520,000 $3.7m0.99% 0.99% AddedShares held: Q3 2025 0, Q4 2025 1.2m, Q1 2026 1.7m, Q2 2026 2.5m +820.0k +820,000 48.2%
9 COMMUNITY HEALTH SYS INC NEW COM CYH CYH 400,000 $1.3m0.36% 0.36% AddedShares held: Q3 2025 2.0m, Q4 2025 372.6k, Q1 2026 200.0k, Q2 2026 400.0k +200.0k +200,000 100.0%
10 M3BRIGADE ACQUISITION V CORP CL A VLOS VLOS 300,300 $1,000.0k0.27% 0.27% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 300.3k

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
PENNYMAC FINL SVCS INC NEW PFSI PFSI 79,000 $6.9m79.0k shares
ROYAL CARIBBEAN GROUP RCL RCL 20,900 $5.8m20.9k shares
SYNCHRONY FINANCIAL SYF SYF 77,000 $5.2m77.0k shares
CIPHER MINING INC CIFR CIFR 279,200 $3.6m279.2k shares
PIEDMONT OFFICE REALTY TR IN PDM PDM 439,787 $2.9m439.8k shares

Options (notional value)

UnderlyingTickerTypeShares controlled NotionalChange
SPDR S&P 500 ETF TR SPY · Put SPYPut 320,000 $239.0m320.0k shares Added
CORE SCIENTIFIC INC NEW CORZ · Put CORZPut 2,500,000 $64.0m2.5m shares New
ISHARES TR IWM · Put IWMPut 115,000 $34.6m115.0k shares New
CORE SCIENTIFIC INC NEW CORZ · Call CORZCall 1,000,000 $25.6m1.0m shares New
ECHOSTAR CORP ECHO · Put ECHOPut 100,000 $10.2m100.0k shares New

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

CompanyTickerStakeChange ScheduleLast filed
OFFICE PPTYS INCOME TR OPI · 13D · filed 2026-06-25 OPI 25.3%≈ $94.6m new 13D 2026-06-25
SERVICE PPTYS TR 13G · filed 2026-04-07 8.6%≈ $94.1m new 13G 2026-04-07