# IBMX Bid-Ask Spread, Liquidity and NAV Premium

> As of Oct 22, 2026, IBMX closed +0.04% from its NAV, and on 95% of the 133 days to then it was within ±0.32%. No fund is recommended.

Data as of Oct 22, 2026. Rebuilt every trading night.

As of Oct 22, 2026. Rebuilt every trading night.

## IBMX bid-ask spread and liquidity

As of Oct 22, 2026, IBMX closed +0.04% from its NAV, and on 95% of the 133 days to then it was within ±0.32%.

### IQ Liquidity Score

Not scored, 1 of 6 measured.

A fixed 0 to 100 scale of trading conditions, the same anchors for every fund; 100 is the easiest to trade. It measures how cheaply and reliably the fund can be bought and sold, not whether to own it. How the score is built

Cost to trade Not measured: the issuer's 30-day median spread is not read for this fund Capacity Not measured: its holdings are bonds, which have no volume source here Price fidelity, 77.4 95% of days within ±0.32% of NAV, 133 days to Oct 22, 2026 Primary market Not measured: it first traded on 2026-04-15, and no N-CEN ETF row for series S000101599 is in the quarters read (2024q4 to 2026q3) Bad-day behaviour Not measured: 3 of the 10 worst days and 130 other days are held, under the 5 and 60 needed Depth Not measured: needs trade and quote data (Phase 2)

### Premium or discount to NAV

- Latest close, Oct 22, 2026: +0.04%

- 95% of days within: ±0.32%

- Days more than 1% from NAV: 0 of 133

- Widest: −0.85%, Oct 2, 2026

Close against the NAV its issuer struck the same day, 133 days from Apr 15, 2026 to Oct 22, 2026. Source: ETFIQ from the issuer’s NAV and closing price.

### Capacity

Not measured: its holdings are bonds, which have no volume source here.

### How to trade IBMX

When ETF spreads are usually widest in the first minutes after the open and the last minutes before the close. ETFIQ measures this fund’s own day once it has trade data. Watch The premium. On 95% of days it is within ±0.32%; beyond that a buyer pays more, and a seller gets less, than the holdings are worth.

### Coming with trade data

Spread through the day, buyers against sellers, an estimate of retail flow, large trades and the closing auction’s share, each once ETFIQ has trade and quote data.

### Questions people ask

Does IBMX trade at a premium or discount to NAV? It closed +0.04% from its NAV on Oct 22, 2026. On 95% of the 133 days to then it was within ±0.32%, and it closed more than 1% from NAV on 0 of them. Who is the LMM for IBMX? IBMX’s lead market maker (LMM) on Cboe BZX is Jane Street Capital, LLC. Lead market maker per Cboe BZX, as of Oct 23, 2026.

### Sources and dates

- Premium: ETFIQ, close against the issuer’s NAV, Apr 15, 2026 to Oct 22, 2026.

### Where to next

The score measures trading conditions, not the fund. ETFIQ is an independent publisher, not an adviser, and makes no recommendations. Standards and sources

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Source: ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.
Cite: ETFIQ, IBMX trading: cost, capacity, premium and dealers, data as of Oct 22, 2026. https://etfiq.com/funds/ibmx/trading/
Licence: https://etfiq.com/license/ Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.
HTML: https://etfiq.com/funds/ibmx/trading/