Q2 2026 13F · SEC CIK 1534300
One William Street Capital Management, L.P.
Hedge fundFiled 2026-08-14 for Q2 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $42.3M
- Reported positions
- 12
- Holdings vs S&P 500, 3 yrs
- —
- Average holding period
- 3 qtrs
One William Street Capital Management, L.P. is a hedge fund that reported 12 positions worth $42.3M in its Q2 2026 13F, filed 2026-08-14. Its largest holdings were Invesco Exch Traded Fd Tr II (BKLN, 37.1%), Tpg Re Fin Tr Inc (TRTX, 21.2%), Vanguard Scottsdale Fds (VCIT, 14.0%).
One William Street Capital Management, L.P. holdings all 12 positions.
Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
| Stock | % of 13F value | Share change | Reported value |
|---|---|---|---|
| BKLNInvesco Exch Traded Fd Tr II | 37.1% | +6.3% | $15.7M |
| TRTXTpg Re Fin Tr Inc | 21.2% | +0.0% | $9.0M |
| VCITVanguard Scottsdale Fds | 14.0% | +0.0% | $5.9M |
| FLGFlagstar Bank National Assoc | 5.5% | -61.0% | $2.3M |
| ARIApollo Coml Real Estate Fin | 5.0% | +0.0% | $2.1M |
| STWDStarwood Ppty Tr Inc Com | 4.4% | +0.0% | $1.9M |
| BXMTBlackstone Mortgage Trust in | 4.0% | +0.0% | $1.7M |
| KREFKkr Real Estate Fin Tr Inc | 3.3% | — | $1.4M |
| 81761L102Service Pptys Tr | 2.5% | — | $1.1M |
| CUZCousins Properties Inc | 1.5% | -89.7% | $617K |
| RKTRocket Cos Inc | 1.4% | -75.8% | $603K |
| NFENew Fortress Energy Inc | 0.0% | +0.0% | $15K |
What One William Street Capital Management, L.P. bought and sold in Q2 2026, against Q1 2026.
New positions
- KREF Kkr Real Estate Fin Tr Inc3.3% of 13F
- Service Pptys Tr2.5% of 13F
Added to
- BKLN Invesco Exch Traded Fd Tr II+6.3% shares
Reduced
- CUZ Cousins Properties Inc-89.7% shares
- RKT Rocket Cos Inc-75.8% shares
- FLG Flagstar Bank National Assoc-61.0% shares
Sold out
- SPY Spdr S&p 500 ETF Trwas 9.4%
Share counts compared with the Q1 2026 13F; a split also changes share counts.
How the holdings did against the S&P 500.
- 1 year
- +2.4% /yr
- S&P 500 +22.0%
- 3 years
- —
- 5 years
- —
A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q2 2026 | $42.3M | 12 |
| Q1 2026 | $52.0M | 11 |
| Q4 2025 | $42.7M | 6 |
| Q3 2025 | $15.6M | 6 |
| Q4 2023 | $48.2M | 5 |
| Q4 2018 | $34.4M | 5 |
Questions about One William Street Capital Management, L.P.'s portfolio
What stocks does One William Street Capital Management, L.P. own?
One William Street Capital Management, L.P.'s latest 13F, for Q2 2026 and filed Aug 14, 2026, lists 12 positions worth $42.3M. The largest are Invesco Exch Traded Fd Tr II (BKLN) at 37.1%, Tpg Re Fin Tr Inc (TRTX) at 21.2%, Vanguard Scottsdale Fds (VCIT) at 14.0%, Flagstar Bank National Assoc (FLG) at 5.5% and Apollo Coml Real Estate Fin (ARI) at 5.0%.
What did One William Street Capital Management, L.P. buy last quarter?
In Q2 2026, One William Street Capital Management, L.P. added a new position in Kkr Real Estate Fin Tr Inc (KREF), a new position in Service Pptys Tr and Invesco Exch Traded Fd Tr II (BKLN) (+6.3% shares), compared with its Q1 2026 filing.
What did One William Street Capital Management, L.P. sell last quarter?
In Q2 2026, One William Street Capital Management, L.P. sold all of Spdr S&p 500 ETF Tr (SPY), Cousins Properties Inc (CUZ) (-89.7% shares), Rocket Cos Inc (RKT) (-75.8% shares) and Flagstar Bank National Assoc (FLG) (-61.0% shares), compared with its Q1 2026 filing.
When is One William Street Capital Management, L.P.'s next 13F filing due?
13F filings are due 45 days after each quarter ends. One William Street Capital Management, L.P.'s filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.