Institutional Manager · CIK 0001534300
One William Street Capital Management, L.P.
New York, NY · File #028-19176
Latest AUM
$745.4M
Positions
8
Top-10 Concentration
100.0%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | ISHARES TR | 464288513 | +5,274,000 | +$425.2M | -$1.9M |
| NEW | INVESCO EXCHANGE TRADED FD T | IVZ | +150,000 | +$28.7M | $0 |
| NEW | ISHARES TR | 464287655 | +30,000 | +$7.4M | $0 |
| EXITED | VANGUARD SCOTTSDALE FDS | 92206C870 | -71,700 | -$6.0M | $0 |
| EXITED | ANYWHERE REAL ESTATE INC | 75605Y106 | -268,996 | -$2.8M | $0 |
| ADD | FLAGSTAR BANK NATIONAL ASSOC | FLG-PU | +195,000 | +$2.5M | +$213,200 |
| NEW | GOLDMAN SACHS BDC INC | GSBD | +80,000 | +$742,400 | $0 |
| EXITED | ADAMAS TRUST INC. | 649604840 | -92,182 | -$642,509 | $0 |
| ADD | TPG RE FIN TR INC | TPGXL | +56,291 | +$484,665 | +$21,034 |
| REDUCE | NEW FORTRESS ENERGY INC | NFE | 0 | $0 | -$45,543 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20258 pos · $745.4M
- 13F HOLDINGS REPORTQ/E Sep 20257 pos · $287.6M
- 13F HOLDINGS REPORTQ/E Jun 20257 pos · $54.3M
- 13F HOLDINGS REPORTQ/E Mar 20256 pos · $33.5M
- 13F HOLDINGS REPORTQ/E Dec 20248 pos · $213.3M
- 13F HOLDINGS REPORTQ/E Sep 20245 pos · $284.5M
- 13F HOLDINGS REPORTQ/E Jun 20243 pos · $145.7M
- 13F HOLDINGS REPORTQ/E Mar 20246 pos · $66.3M
- 13F HOLDINGS REPORTQ/E Dec 20235 pos · $40.7M
Top 8 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ISHARES TR | 464288513 | 8,624,000 | $695.4M | 93.28% |
| 2 | INVESCO EXCHANGE TRADED FD T | IVZ | 150,000 | $28.7M | 3.85% |
| 3 | ISHARES TR | 464287655 | 30,000 | $7.4M | 0.99% |
| 4 | FLAGSTAR BANK NATIONAL ASSOC | FLG-PU | 400,000 | $5.0M | 0.68% |
| 5 | TPG RE FIN TR INC | TPGXL | 476,961 | $4.1M | 0.55% |
| 6 | ISHARES TR | 464288513 | 50,000 | $4.0M | 0.54% |
| 7 | GOLDMAN SACHS BDC INC | GSBD | 80,000 | $742,400 | 0.10% |
| 8 | NEW FORTRESS ENERGY INC | NFE | 42,564 | $48,523 | 0.01% |