Institutional
One William Street Capital Management, L.P.
CIK 0001534300
$1.18B
Reported AUM
13
Positions
Q1 2026
Period
2026-05-14
Filed
The Brief · One William Street Capital Management, L.P. · Q1 2026
AI · grounded in 13F
One William Street Capital Management, L.P. closed its position in RSP, reducing exposure by $28.7M. The fund established a new position in BKLN worth $55.6M and added SPY with a $21.1M investment. Other activity included increasing shares of TRTX by 124.3% and HYG by 53.5%.
Portfolio · Q1 2026
Top holdings
QoQ vs Q4 2025
| # | Stock | Issuer | Price | Day % | 1Y Gr. | 5Y Gr. | Value | % of book | Δ shares (QoQ) | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | HYG | ISHARES TR | $79.43 | -0.50% | 6.72% | 19.17% | $1.06B | 89.85% | +4,641,900 | +53.5% |
| 2 | BKLN | INVESCO EXCH TRADED FD TR II | $20.46 | -0.20% | 4.40% | 29.18% | $55.6M | 4.72% | +2,725,000 | NEW |
| 3 | SPY | STATE STR SPDR S&P 500 ETF T | $737.55 | -2.58% | 24.51% | 79.50% | $21.1M | 1.79% | +32,500 | NEW |
| 4 | IWM | ISHARES TR | $281.65 | -3.55% | 34.35% | 35.27% | $10.5M | 0.89% | +12,500 | +41.7% |
| 5 | TRTX | TPG RE FIN TR INC | $8.50 | 0.59% | 21.31% | 12.10% | $8.4M | 0.71% | +593,039 | +124.3% |
| 6 | VCIT | VANGUARD SCOTTSDALE FDS | $81.91 | -0.56% | 6.42% | 3.84% | $5.9M | 0.50% | +71,700 | NEW |
| 7 | FLG | FLAGSTAR BANK NATIONAL ASSOC | $14.02 | -0.64% | 19.68% | -52.45% | $5.3M | 0.45% | — | HELD |
| 8 | CUZ | COUSINS PPTYS INC | $27.69 | -0.22% | -1.08% | -11.70% | $4.5M | 0.38% | +200,500 | NEW |
| 9 | RKT | ROCKET COS INC | $12.65 | -4.38% | -0.94% | -16.53% | $2.3M | 0.19% | +158,337 | NEW |
| 10 | ARI | APOLLO COML REAL ESTATE FIN | $10.98 | 0.55% | 21.98% | 26.13% | $2.1M | 0.18% | +200,000 | NEW |
| 11 | STWD | STARWOOD PPTY TR INC | $17.05 | -0.23% | -6.49% | 3.23% | $2.0M | 0.17% | +114,000 | NEW |
| 12 | BXMT | BLACKSTONE MORTGAGE TRUST IN | $18.35 | -0.54% | 6.49% | -7.07% | $1.9M | 0.16% | +100,000 | NEW |
| 13 | NFE | NEW FORTRESS ENERGY INC | $0.50 | -6.51% | -83.05% | -98.13% | $25K | 0.00% | — | HELD |
| 14 | RSP | INVESCO EXCHANGE TRADED FD T | $207.83 | -1.42% | 18.26% | 47.36% | — | — | −150,000 | EXITED |
| 15 | GSBD | GOLDMAN SACHS BDC INC | $8.86 | -2.74% | -8.98% | -13.41% | — | — | −80,000 | EXITED |
Source: SEC EDGAR · accession 0001172661-26-001917. 13F discloses long positions only — shorts, foreign equities, and options are excluded.