THPMX — Thompson Midcap Fund
Data updated: 2026-04-23
THPMX — Thompson Midcap Fund. United States Mid Cap Blend / Core Equity · $58.34M AUM · 1.15% expense ratio. Holdings, fees, performance and SEC filings.
THPMX Fund Overview
THPMX — Thompson Midcap Fund is a US mutual fund managed by Thompson Im Funds INC, categorised as United States Mid Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Thompson Im Funds INC
- Category: United States Mid Cap Blend / Core Equity
- Assets under management: $58.34M
- 1-year return: 24.3%
- Ticker: THPMX
- SEC CIK: 0000795264
- SEC series ID: S000021538
- Share class ID: C000061640
THPMX Holdings
Top 10 holdings of Thompson Midcap Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Warner Bros Discovery Inc | 2.98% |
| Viatris Inc | 2.88% |
| Infineon Technologies AG | 2.32% |
| Kornit Digital Ltd | 2.31% |
| O-I Glass Inc | 2.24% |
| Neurocrine Biosciences Inc | 2.21% |
| Alexandria Real Estate Equitie | 2.06% |
| LKQ Corp | 1.98% |
| Flagstar Bank NA | 1.93% |
| Jazz Pharmaceuticals PLC | 1.88% |
THPMX Portfolio Allocation
Asset-class allocation of Thompson Midcap Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 98.6% |
| Cash & Equivalents | 0.2% |
THPMX Performance
Total returns for THPMX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 5.3% |
| 1 year | 24.3% |
| 3 years (annualised) | 13.6% |
| 5 years (annualised) | 8.8% |
THPMX Risk Information
Risk metrics for THPMX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.7%
THPMX Costs and Fees
THPMX costs about $115 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.15%
- Gross expense ratio: 1.41%
- Portfolio turnover: 23%
- Brokerage commissions: 7.68 bps of average net assets (SEC N-CEN)
THPMX Cashflows
Over the 12 months to 2026-02, Thompson Midcap Fund had net outflows of $2.98M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $29.97K |
| 2026-01 | $167.96K |
| 2025-12 | $2.75M |
| 2025-11 | −$31.63K |
| 2025-10 | −$23.07K |
| 2025-09 | −$16.06K |
THPMX Debt Constituents
No individual debt constituents are reported in Thompson Midcap Fund's latest SEC N-PORT filing.
THPMX Prospectus and SEC Filings
Official Thompson Midcap Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Mid Cap Blend / Core 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.