MIGWX Performance — Marsico Growth Fund, Institutional Class
Data updated: 2026-08-26
MIGWX returned +4.66% year to date and +9.02% over one year to Jun 2026. The annualised 3-year return is +22.07%. Against its US Large Growth category average the fund came out ahead over three years but behind over one: $100 invested three years ago grew to $182, against $175 for the category, and to $109 over one year, against $117. Volatility over the past three years was 16.20% a year. In the 12 months to Jun 2026 the fund lost a net $17.1M, and assets reached $387.72M.
MIGWX Growth of $100
What $100 invested in Marsico Growth Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Large Growth category average over the same months.
| Period | MIGWX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $109 | $117 |
| 3 years (Jul 2023 – Jun 2026) | $182 | $175 |
| Since data start (Jan 2022 – Jun 2026) | $152 | $155 |
MIGWX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +4.66% |
| 1 year | +9.02% |
| 3 years (annualised) | +22.07% |
MIGWX Annual Returns
Calendar-year total returns of Marsico Growth Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +4.66% |
| 2025 | +12.81% |
| 2024 | +37.08% |
| 2023 | +47.82% |
| 2022 | −36.29% |
MIGWX 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 | −0.7% | −0.8% | −6.2% | +11.7% | +3.9% | −2.4% | — | — | — | — | — | — |
| 2025 | +3.9% | −4.2% | −8.1% | +1.8% | +9.1% | +6.7% | +0.8% | +0.5% | +3.5% | +1.2% | −1.4% | −0.5% |
| 2024 | +4.3% | +7.6% | +2.2% | −3.4% | +5.7% | +5.3% | +0.2% | +2.0% | +3.4% | −1.0% | +7.2% | −0.9% |
| 2023 | +8.6% | −2.5% | +7.4% | +1.1% | +7.6% | +6.3% | +3.1% | −0.4% | −5.5% | −1.4% | +12.2% | +4.7% |
| 2022 | −10.0% | −5.6% | +2.8% | −13.3% | −3.2% | −8.1% | +10.7% | −5.6% | −9.9% | +3.3% | +5.0% | −7.3% |
MIGWX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 16.20%
- 3-year Sharpe ratio: 1.08 (vs 4.5% risk-free rate)
- Best month: +12.25% (Nov 2023)
- Worst month: −8.10% (Mar 2025)
MIGWX Fund Flows
Monthly money in and out of Marsico Growth Fund, from SEC Form N-PORT.
- 12-month net flow: −$17.1M
- 12-month gross sales (incl. reinvestments): $113.6M
- Sales ÷ redemptions: 0.87×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $50.9M | $53.5M | −$2.6M |
| May 2026 | $367K | $3.9M | −$3.6M |
| Apr 2026 | $671K | $3.4M | −$2.7M |
| Mar 2026 | $586K | $3.8M | −$3.2M |
| Feb 2026 | $1.3M | $6.1M | −$4.8M |
| Jan 2026 | $603K | $4.9M | −$4.3M |
| Dec 2025 | $53.2M | $8.9M | $44.3M |
| Nov 2025 | $566K | $4.0M | −$3.4M |
| Oct 2025 | $2.0M | $4.2M | −$2.2M |
| Sep 2025 | $754K | $9.4M | −$8.7M |
| Aug 2025 | $1.0M | $25.2M | −$24.1M |
| Jul 2025 | $1.5M | $3.5M | −$1.9M |
MIGWX Assets Under Management
Net assets of Marsico Growth Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $387.72M |
| 2026-03-31 | $350.55M |
| 2025-12-31 | $391.93M |
| 2025-09-30 | $411.99M |
| 2025-06-30 | $427.27M |
| 2025-03-31 | $407.12M |
| 2024-12-31 | $478.50M |
| 2024-09-30 | $459.47M |
| 2024-06-30 | $441.78M |
| 2024-03-31 | $416.49M |
| 2023-12-31 | $331.76M |
| 2023-09-30 | $287.63M |
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.