TARKX Performance — Tarkio Fund
Data updated: 2026-09-28
TARKX returned +23.58% year to date and +65.08% over one year to May 2026. Annualised returns are +31.32% over 3 years and +11.16% over 5 years. The fund beat its US Mid-Cap Blend category average: $100 invested three years ago grew to $226, against $156 for the category, and to $165 over one year, against $122. Volatility over the past three years was 24.73% a year. In the 12 months to May 2026 the fund took in a net $5.0M, and assets reached $257.79M.
TARKX Growth of $100
What $100 invested in Tarkio Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Mid-Cap Blend category average over the same months.
| Period | TARKX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $165 | $122 |
| 3 years (Jun 2023 – May 2026) | $226 | $156 |
| 5 years (Jun 2021 – May 2026) | $170 | $143 |
| Since data start (Mar 2020 – May 2026) | $306 | $207 |
TARKX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +23.58% |
| 1 year | +65.08% |
| 3 years (annualised) | +31.32% |
| 5 years (annualised) | +11.16% |
TARKX Annual Returns
Calendar-year total returns of Tarkio Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +23.58% |
| 2025 | +30.34% |
| 2024 | +21.73% |
| 2023 | +26.34% |
| 2022 | −30.31% |
| 2021 | +24.20% |
| 2020 (Mar–Dec) | +42.56% |
TARKX 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 | +7.0% | +8.7% | −11.3% | +12.8% | +6.2% | — | — | — | — | — | — | — |
| 2025 | +4.5% | −5.6% | −9.1% | −3.0% | +12.2% | +7.2% | +7.9% | +0.2% | +5.0% | +9.7% | −1.4% | +1.3% |
| 2024 | −1.7% | +8.0% | +2.8% | −3.6% | +2.9% | −3.1% | +13.1% | +3.2% | +6.6% | −3.5% | +9.1% | −11.3% |
| 2023 | +18.6% | −1.1% | −2.6% | −3.9% | −0.5% | +11.8% | +2.9% | −3.5% | −5.6% | −9.1% | +10.0% | +10.1% |
| 2022 | −5.6% | −1.2% | +2.5% | −10.1% | −1.9% | −14.3% | +12.2% | −8.1% | −15.3% | +11.9% | +2.9% | −4.1% |
| 2021 | +5.6% | +8.6% | +5.5% | +1.5% | +2.9% | −1.1% | −1.6% | +2.8% | −7.8% | +5.4% | −1.7% | +2.8% |
| 2020 | — | — | −18.4% | +11.7% | +2.5% | +4.9% | +5.6% | +4.3% | −2.0% | +5.6% | +18.4% | +7.7% |
TARKX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 24.73%
- 3-year Sharpe ratio: 1.08 (vs 4.5% risk-free rate)
- Best month: +13.09% (Jul 2024)
- Worst month: −11.33% (Mar 2026)
TARKX Fund Flows
Monthly money in and out of Tarkio Fund, from SEC Form N-PORT.
- 12-month net flow: $5.0M
- 12-month gross sales (incl. reinvestments): $18.0M
- Sales ÷ redemptions: 1.38×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $324K | $1.2M | −$909K |
| Apr 2026 | $454K | $1.1M | −$692K |
| Mar 2026 | $882K | $299K | $583K |
| Feb 2026 | $746K | $1.8M | −$1.0M |
| Jan 2026 | $1.6M | $2.7M | −$1.1M |
| Dec 2025 | $11.9M | $837K | $11.0M |
| Nov 2025 | $868K | $2.3M | −$1.5M |
| Oct 2025 | $166K | $632K | −$466K |
| Sep 2025 | $88K | $651K | −$563K |
| Aug 2025 | $286K | $276K | $10K |
| Jul 2025 | $161K | $223K | −$62K |
| Jun 2025 | $573K | $988K | −$415K |
TARKX Assets Under Management
Net assets of Tarkio Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $257.79M |
| 2026-02-28 | $243.59M |
| 2025-11-30 | $208.53M |
| 2025-08-31 | $185.83M |
| 2025-05-31 | $160.67M |
| 2025-02-28 | $166.42M |
| 2024-11-30 | $191.09M |
| 2024-08-31 | $171.65M |
| 2024-05-31 | $154.34M |
| 2024-02-29 | $153.15M |
| 2023-11-30 | $132.51M |
| 2023-08-31 | $140.53M |
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.