BBGSX Performance — Bridge Builder Small/mid Cap Growth Fund
Data updated: 2026-09-11
BBGSX returned +13.27% year to date and +20.67% over one year to Jun 2026. Annualised returns are +14.24% over 3 years and +4.46% over 5 years. Against its US Mid-Cap Growth category average the fund came out behind over three years but ahead over one: $100 invested three years ago grew to $149, against $152 for the category, and to $121 over one year, against $118. Volatility over the past three years was 17.08% a year. In the 12 months to Jun 2026 the fund took in a net $551.8M, and assets reached $11.16B.
BBGSX Growth of $100
What $100 invested in Bridge Builder Small/mid Cap Growth Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Mid-Cap Growth category average over the same months.
| Period | BBGSX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $121 | $118 |
| 3 years (Jul 2023 – Jun 2026) | $149 | $152 |
| 5 years (Jul 2021 – Jun 2026) | $124 | $129 |
| Since data start (Jul 2019 – Jun 2026) | $196 | $203 |
BBGSX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +13.27% |
| 1 year | +20.67% |
| 3 years (annualised) | +14.24% |
| 5 years (annualised) | +4.46% |
BBGSX Annual Returns
Calendar-year total returns of Bridge Builder Small/mid Cap Growth Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +13.27% |
| 2025 | +8.32% |
| 2024 | +14.47% |
| 2023 | +21.00% |
| 2022 | −29.84% |
| 2021 | +16.37% |
| 2020 | +34.44% |
| 2019 (Jul–Dec) | +4.85% |
BBGSX 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 | +2.5% | +0.7% | −7.2% | +8.5% | +5.0% | +3.8% | — | — | — | — | — | — |
| 2025 | +4.4% | −6.2% | −7.6% | +0.6% | +6.5% | +4.9% | +1.7% | +2.7% | +1.8% | +2.3% | −0.3% | −1.6% |
| 2024 | +0.4% | +8.2% | +2.5% | −6.6% | +2.2% | +0.3% | +0.9% | +1.6% | +1.8% | −0.5% | +10.7% | −6.5% |
| 2023 | +8.3% | −0.9% | +0.4% | −2.2% | +0.3% | +7.9% | +3.3% | −2.1% | −5.8% | −6.2% | +9.4% | +8.5% |
| 2022 | −13.1% | −0.7% | +0.4% | −11.4% | −3.6% | −6.6% | +10.3% | −2.9% | −8.4% | +6.7% | +2.8% | −5.7% |
| 2021 | −0.3% | +4.0% | −1.2% | +5.7% | −1.4% | +4.5% | +2.3% | +2.8% | −3.9% | +6.3% | −4.3% | +1.4% |
| 2020 | +0.2% | −7.2% | −14.7% | +14.5% | +10.9% | +1.9% | +5.7% | +4.0% | −1.8% | +0.2% | +13.0% | +7.0% |
| 2019 | — | — | — | — | — | — | +1.5% | −4.0% | +0.4% | +1.2% | +4.8% | +1.1% |
BBGSX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 17.08%
- 3-year Sharpe ratio: 0.57 (vs 4.5% risk-free rate)
- Best month: +10.73% (Nov 2024)
- Worst month: −7.59% (Mar 2025)
BBGSX Fund Flows
Monthly money in and out of Bridge Builder Small/mid Cap Growth Fund, from SEC Form N-PORT.
- 12-month net flow: $551.8M
- 12-month gross sales (incl. reinvestments): $2.5B
- Sales ÷ redemptions: 1.28×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $159.6M | $118.9M | $40.7M |
| May 2026 | $167.3M | $80.0M | $87.4M |
| Apr 2026 | $186.7M | $91.2M | $95.5M |
| Mar 2026 | $184.3M | $83.8M | $100.5M |
| Feb 2026 | $168.5M | $73.1M | $95.5M |
| Jan 2026 | $143.5M | $121.0M | $22.5M |
| Dec 2025 | $803.5M | $103.2M | $700.3M |
| Nov 2025 | $133.0M | $101.6M | $31.4M |
| Oct 2025 | $141.5M | $100.4M | $41.1M |
| Sep 2025 | $124.3M | $86.6M | $37.7M |
| Aug 2025 | $122.7M | $77.0M | $45.7M |
| Jul 2025 | $176.9M | $923.3M | −$746.4M |
BBGSX Assets Under Management
Net assets of Bridge Builder Small/mid Cap Growth Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $11.16B |
| 2026-03-31 | $9.23B |
| 2025-12-31 | $9.43B |
| 2025-09-30 | $9.27B |
| 2025-06-30 | $9.40B |
| 2025-03-31 | $8.36B |
| 2024-12-31 | $9.18B |
| 2024-09-30 | $8.88B |
| 2024-06-30 | $8.33B |
| 2024-03-31 | $8.57B |
| 2023-12-31 | $7.65B |
| 2023-09-30 | $6.84B |
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.