OWSMX Performance — Old Westbury Small & Mid Cap Strategies Fund
Data updated: 2026-09-22
OWSMX returned +9.30% year to date and +17.48% over one year to Jul 2026. Annualised returns are +11.95% over 3 years and +3.45% over 5 years. The fund trailed its Global Mid-Cap Blend category average: $100 invested three years ago grew to $140, against $142 for the category, and to $117 over one year, against $118. Volatility over the past three years was 14.70% a year. In the 12 months to Jul 2026 the fund lost a net $186.7M, and assets reached $9.25B.
OWSMX Growth of $100
What $100 invested in Old Westbury Small & Mid Cap Strategies Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Global Mid-Cap Blend category average over the same months.
| Period | OWSMX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $117 | $118 |
| 3 years (Aug 2023 – Jul 2026) | $140 | $142 |
| 5 years (Aug 2021 – Jul 2026) | $118 | $150 |
| Since data start (Aug 2019 – Jul 2026) | $165 | $196 |
OWSMX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +9.30% |
| 1 year | +17.48% |
| 3 years (annualised) | +11.95% |
| 5 years (annualised) | +3.45% |
OWSMX Annual Returns
Calendar-year total returns of Old Westbury Small & Mid Cap Strategies Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +9.30% |
| 2025 | +18.02% |
| 2024 | +7.77% |
| 2023 | +11.67% |
| 2022 | −22.54% |
| 2021 | +5.54% |
| 2020 | +22.09% |
| 2019 (Aug–Dec) | +6.18% |
OWSMX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +6.0% | +4.9% | −8.9% | +7.7% | +2.5% | +0.1% | −2.3% | — | — | — | — | — |
| 2025 | +3.3% | −2.1% | −2.4% | +1.6% | +6.2% | +3.6% | −0.4% | +3.8% | +0.9% | −0.8% | +1.8% | +1.6% |
| 2024 | −2.5% | +4.1% | +3.1% | −4.7% | +4.2% | −1.2% | +5.0% | +1.1% | +1.6% | −2.3% | +5.2% | −5.2% |
| 2023 | +8.2% | −3.3% | 0.0% | −0.9% | −2.7% | +5.3% | +4.2% | −3.8% | −5.1% | −5.4% | +8.8% | +7.4% |
| 2022 | −8.5% | −1.6% | +0.5% | −8.3% | −1.7% | −8.3% | +6.4% | −3.3% | −9.2% | +6.3% | +7.7% | −3.3% |
| 2021 | +1.0% | +1.9% | −1.1% | +5.3% | −1.1% | +1.6% | −0.6% | +1.7% | −4.6% | +4.1% | −5.5% | +3.2% |
| 2020 | −1.9% | −7.9% | −16.8% | +12.8% | +7.6% | +2.0% | +4.9% | +5.2% | −1.4% | −1.3% | +13.1% | +8.0% |
| 2019 | — | — | — | — | — | — | — | −2.2% | +0.3% | +2.1% | +3.1% | +2.8% |
OWSMX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 14.70%
- 3-year Sharpe ratio: 0.51 (vs 4.5% risk-free rate)
- Best month: +8.80% (Nov 2023)
- Worst month: −8.89% (Mar 2026)
OWSMX Fund Flows
Monthly money in and out of Old Westbury Small & Mid Cap Strategies Fund, from SEC Form N-PORT.
- 12-month net flow: −$186.7M
- 12-month gross sales (incl. reinvestments): $676.7M
- Sales ÷ redemptions: 0.78×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $22.5M | $95.7M | −$73.2M |
| Jun 2026 | $15.1M | $56.1M | −$41.0M |
| May 2026 | $23.7M | $53.8M | −$30.1M |
| Apr 2026 | $28.7M | $95.1M | −$66.3M |
| Mar 2026 | $35.2M | $65.6M | −$30.4M |
| Feb 2026 | $33.1M | $41.6M | −$8.6M |
| Jan 2026 | $72.0M | $97.8M | −$25.9M |
| Dec 2025 | $373.1M | $102.4M | $270.8M |
| Nov 2025 | $10.9M | $59.9M | −$48.9M |
| Oct 2025 | $15.2M | $50.2M | −$35.0M |
| Sep 2025 | $23.9M | $53.9M | −$30.1M |
| Aug 2025 | $23.3M | $91.2M | −$67.9M |
OWSMX Assets Under Management
Net assets of Old Westbury Small & Mid Cap Strategies Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $9.25B |
| 2026-04-30 | $9.37B |
| 2026-01-30 | $9.22B |
| 2025-10-31 | $8.90B |
| 2025-07-31 | $8.70B |
| 2025-04-30 | $8.16B |
| 2025-01-31 | $8.96B |
| 2024-10-31 | $8.84B |
| 2024-07-31 | $8.81B |
| 2024-04-30 | $8.21B |
| 2024-01-31 | $8.04B |
| 2023-10-31 | $7.35B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.