TARKX — Tarkio Fund
Data updated: 2026-07-29
TARKX — Tarkio Fund. United States Mid Cap Blend / Core Industrials Equity · $257.79M AUM · 1.00% expense ratio. Holdings, fees, performance and SEC filings.
TARKX Fund Overview
TARKX — Tarkio Fund is a US mutual fund managed by Clark Fork Trust, categorised as United States Mid Cap Blend / Core Industrials Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Clark Fork Trust
- Category: United States Mid Cap Blend / Core Industrials Equity
- Assets under management: $257.79M
- 1-year return: 65.1%
- Ticker: TARKX
- SEC CIK: 0001506980
- SEC series ID: S000031478
- Share class ID: C000097869
TARKX Holdings
Top 10 holdings of Tarkio Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Lumen Technologies, Inc. | 17.26% |
| Cognex Corp. | 11.22% |
| General Electric Co. | 9.97% |
| The Manitowoc Co., Inc. | 5.98% |
| GE Vernova, Inc. | 5.68% |
| Modine Manufacturing Co. | 4.89% |
| International Paper Co. | 4.30% |
| Baxter International, Inc. | 4.29% |
| Azenta, Inc. | 4.26% |
| Coherent Corp. | 3.28% |
TARKX Portfolio Allocation
Asset-class allocation of Tarkio Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.5% |
| Cash & Equivalents | 0.5% |
TARKX Performance
Total returns for TARKX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 23.6% |
| 1 year | 65.1% |
| 3 years (annualised) | 31.3% |
| 5 years (annualised) | 11.2% |
TARKX Risk Information
Risk metrics for TARKX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 22.3%
TARKX Costs and Fees
TARKX costs about $100 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.00%
- Gross expense ratio: 1.00%
- Portfolio turnover: 19%
- Brokerage commissions: 0.80 bps of average net assets (SEC N-CEN)
TARKX Cashflows
Over the 12 months to 2026-05, Tarkio Fund had net inflows of $4.95M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | −$909.32K |
| 2026-04 | −$692.43K |
| 2026-03 | $583.25K |
| 2026-02 | −$1.02M |
| 2026-01 | −$1.06M |
| 2025-12 | $11.02M |
TARKX Debt Constituents
No individual debt constituents are reported in Tarkio Fund's latest SEC N-PORT filing.
TARKX Prospectus and SEC Filings
Official Tarkio Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-09-26
- Prospectus (485BPOS) — filed 2024-09-27
- Prospectus (485BPOS) — filed 2023-09-28
- Portfolio holdings (N-PORT) — filed 2026-07-29
- Portfolio holdings (N-PORT) — filed 2026-04-28
- Portfolio holdings (N-PORT) — filed 2026-01-28
- Annual census (N-CEN) — filed 2025-08-14
- Annual census (N-CEN) — filed 2024-08-13
Related Funds
Other United States Mid Cap Blend / Core Industrials Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.