RESM — Columbia Research Enhanced Small Cap ETF
Data updated: 2026-08-28
RESM — Columbia Research Enhanced Small Cap ETF. United States Small Cap Blend / Core Equity · $3.66M AUM. Holdings, fees, performance and SEC filings.
RESM Fund Overview
RESM — Columbia Research Enhanced Small Cap ETF is a US ETF managed by Columbia ETF Trust I, categorised as United States Small Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Columbia ETF Trust I
- Category: United States Small Cap Blend / Core Equity
- Assets under management: $3.66M
- Ticker: RESM
- SEC CIK: 0001551950
- SEC series ID: S000095313
- Share class ID: C000264032
RESM Holdings
Top 10 holdings of Columbia Research Enhanced Small Cap ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Viasat Inc | 0.61% |
| MaxLinear Inc | 0.56% |
| Moog Inc | 0.53% |
| UMB Financial Corp | 0.51% |
| JFrog Ltd | 0.51% |
| BrightSpring Health Services Inc | 0.49% |
| Argan Inc | 0.48% |
| CareTrust REIT Inc | 0.47% |
| Old National Bancorp/IN | 0.44% |
| FirstCash Holdings Inc | 0.43% |
RESM Portfolio Allocation
Asset-class allocation of Columbia Research Enhanced Small Cap ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.7% |
| Cash & Equivalents | 0.2% |
RESM Performance
Total returns for RESM (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 22.7% |
RESM Costs and Fees
RESM costs about $32 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.32%
- Gross expense ratio: 0.32%
- Portfolio turnover: 2%
- Brokerage commissions: 0.08 bps of average net assets (SEC N-CEN)
RESM Cashflows
Over the 12 months to 2026-06, Columbia Research Enhanced Small Cap ETF had net inflows of $3.03M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $0 |
| 2026-05 | $0 |
| 2026-04 | $0 |
| 2026-03 | −$2.06M |
| 2026-02 | $0 |
| 2026-01 | $0 |
RESM Debt Constituents
No individual debt constituents are reported in Columbia Research Enhanced Small Cap ETF's latest SEC N-PORT filing.
RESM Prospectus and SEC Filings
Official Columbia Research Enhanced Small Cap ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-07-24
- Prospectus (485BPOS) — filed 2025-09-12
- Prospectus supplement (497) — filed 2025-12-11
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-06-12
Related Funds
Other United States Small 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.