{"url":"https://etfiq.com/funds/spab/trading/","section":"funds","title":"SPAB Bid-Ask Spread, Liquidity and NAV Premium | ETFIQ","description":"As of Oct 22, 2026, SPAB\u2019s median bid-ask spread over 30 days was 0.04%, and its IQ Liquidity Score is 86, Trades like a giant. No fund is recommended.","as_of":"Oct 22, 2026","structured_data":[{"@type":"Dataset","@id":"https://etfiq.com/funds/spab/trading/#data","name":"SPAB trading costs and liquidity","description":"As of Oct 22, 2026, SPAB\u2019s median bid-ask spread over 30 days was 0.04%, and its IQ Liquidity Score is 86, Trades like a giant. No fund is recommended.","url":"https://etfiq.com/funds/spab/trading/","dateModified":"2026-10-22","creator":{"@id":"https://etfiq.com/#org"},"license":"https://etfiq.com/license/","isAccessibleForFree":true,"creditText":"ETFIQ (etfiq.com)","variableMeasured":["30-day median bid-ask spread","Premium or discount to NAV","Capacity","Active authorized participants","IQ Liquidity Score","Cost to trade by order size"],"distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/trading-score.json"}],"publisher":{"@id":"https://etfiq.com/#org"},"inLanguage":"en","creativeWorkStatus":"Published"},{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Is SPAB liquid?","acceptedAnswer":{"@type":"Answer","text":"SPAB\u2019s IQ Liquidity Score is 86 of 100, Trades like a giant, the 62nd percentile of 61 bonds ETFs, as of Oct 22, 2026."}},{"@type":"Question","name":"What is SPAB\u2019s bid-ask spread?","acceptedAnswer":{"@type":"Answer","text":"0.04% of the midpoint, the median over the 30 days to Oct 22, 2026, as its issuer states it. Half of it is about 1\u00a2 a share at the Oct 22 close."}},{"@type":"Question","name":"Does SPAB trade at a premium or discount to NAV?","acceptedAnswer":{"@type":"Answer","text":"It closed +0.04% from its NAV on Oct 22, 2026. On 95% of the 251 days to then it was within \u00b10.07%, and it closed more than 1% from NAV on 0 of them."}},{"@type":"Question","name":"Who is the AP for SPAB?","acceptedAnswer":{"@type":"Answer","text":"SPAB\u2019s latest Form N-CEN, for the period ending Jun 30, 2026, lists 40 authorized participants (APs), and 4 created or redeemed shares. The largest were J.P. Morgan Securities LLC (43.9%), Merrill Lynch Professional Clearing Corp. (26.3%), Goldman Sachs & Co. LLC (23.7%) of the dollars its APs created and redeemed."}},{"@type":"Question","name":"Who is the LMM for SPAB?","acceptedAnswer":{"@type":"Answer","text":"SPAB\u2019s lead market maker (LMM) on NYSE Arca is Susquehanna Securities, LLC. Lead market maker per NYSE Arca, as of Oct 23, 2026."}},{"@type":"Question","name":"What does it cost to trade $10,000 of SPAB?","acceptedAnswer":{"@type":"Answer","text":"About $2.00 one way, 0.02%: half its 30-day median spread. In and out costs twice that. Owning $10,000 for a year costs about $9.98 all in, against $3.00 for the fee alone."}},{"@type":"Question","name":"How do I place a limit order for SPAB?","acceptedAnswer":{"@type":"Answer","text":"Set the limit at the midpoint + 1\u00a2 to buy, or the midpoint \u2212 1\u00a2 to sell, in your broker\u2019s quote. At the Oct 22 close of $24.77, that\u2019s $24.78 to buy and $24.76 to sell."}}]},{"@type":"InvestmentFund","@id":"https://etfiq.com/funds/spab#fund","name":"State Street SPDR Portfolio Aggregate Bond ETF","alternateName":"SPAB","url":"https://etfiq.com/funds/spab","identifier":[{"@type":"PropertyValue","propertyID":"tickerSymbol","value":"SPAB"}],"mainEntityOfPage":{"@id":"https://etfiq.com/funds/spab#webpage"}},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"SPAB","item":"https://etfiq.com/funds/spab"},{"@type":"ListItem","position":3,"name":"Trading","item":"https://etfiq.com/funds/spab/trading/"}]},{"@type":"WebPage","name":"SPAB Bid-Ask Spread, Liquidity and NAV Premium","description":"As of Oct 22, 2026, SPAB\u2019s median bid-ask spread over 30 days was 0.04%, and its IQ Liquidity Score is 86, Trades like a giant. No fund is recommended.","url":"https://etfiq.com/funds/spab/trading/","dateModified":"2026-10-22","isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".lede",".faq"]},"publisher":{"@id":"https://etfiq.com/#org"}}],"characters":5886,"truncated":false,"content":"ETFIQ / SPAB / Trading \n \n As of Oct 22, 2026. Rebuilt every trading night.\n SPAB bid-ask spread and liquidity\n As of Oct 22, 2026, SPAB\u2019s median bid-ask spread over 30 days was 0.04%, and its IQ Liquidity Score is 86, Trades like a giant.\n IQ Liquidity Score\n 86 of 100, Trades like a giant, 62nd percentile of 61 bonds ETFs, 4 of 6 measured.\n 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 \n Trades like a giant: trades at a typical spread of 0.04%.\n Cost to trade, 84.9 0.04% median spread, 30 days to Oct 22, 2026 Capacity Not measured: its holdings are bonds, which have no volume source here Price fidelity, 100.0 95% of days within \u00b10.07% of NAV, 251 days to Oct 22, 2026 Primary market, 65.0 4 active dealers of 40; largest 44% of creations and redemptions, N-CEN to Jun 30, 2026 Bad-day behaviour, 100.0 Premium 1\u00d7 normal on the 10 worst S&P 500 days, to Oct 22, 2026 Depth Not measured: needs trade and quote data (Phase 2) \n Cost for your order\n SPAB one-way cost at each order size: half its 30-day median spread to Oct 22, 2026; sizes above $10,000 add an estimate of market impact. Source: ETFIQ. Order Dollars Percent Basis \n $1,000 $0.20 0.02% spread \n $10,000 $2.00 0.02% spread \n Full cost to own\n At $10,000: 0.10% ($9.98) over 1 year, and 0.22% ($22) over 5 years; the fee alone is 0.03% ($3.00) a year. Fee, plus the round-trip spread once, plus the median premium paid at entry.\n Premium or discount to NAV\n Latest close, Oct 22, 2026: +0.04%\n 95% of days within: \u00b10.07%\n Days more than 1% from NAV: 0 of 251\n Widest: +0.30%, Nov 11, 2025\n Close against the NAV its issuer struck the same day, 251 days from Oct 23, 2025 to Oct 22, 2026. Source: ETFIQ from the issuer\u2019s NAV and closing price.\n Capacity\n Not measured: its holdings are bonds, which have no volume source here.\n Dealers\n 4 active of 40 authorized participants; the largest did 44% of creations and redemptions, in the year to Jun 30, 2026 (Form N-CEN filed Sep 11, 2026).\n The active authorized participants, largest first, by share of the dollars created and redeemed: J.P. Morgan Securities LLC (43.9%), Merrill Lynch Professional Clearing Corp. (26.3%), Goldman Sachs & Co. LLC (23.7%), Jane Street Capital, LLC (6.1%). 36 more were listed and created or redeemed nothing.\n How to trade SPAB\n Order type Limit: midpoint + 1\u00a2 to buy, midpoint \u2212 1\u00a2 to sell. At the Oct 22 close of $24.77, that\u2019s $24.78 to buy and $24.76 to sell. When ETF spreads are usually widest in the first minutes after the open and the last minutes before the close. ETFIQ measures this fund\u2019s own day once it has trade data. Watch The premium. On 95% of days it is within \u00b10.07%; beyond that a buyer pays more, and a seller gets less, than the holdings are worth. Coming with trade data\n Spread through the day, buyers against sellers, an estimate of retail flow, large trades and the closing auction\u2019s share, each once ETFIQ has trade and quote data.\n Questions people ask\n Is SPAB liquid? SPAB\u2019s IQ Liquidity Score is 86 of 100, Trades like a giant, the 62nd percentile of 61 bonds ETFs, as of Oct 22, 2026. What is SPAB\u2019s bid-ask spread? 0.04% of the midpoint, the median over the 30 days to Oct 22, 2026, as its issuer states it. Half of it is about 1\u00a2 a share at the Oct 22 close. Does SPAB trade at a premium or discount to NAV? It closed +0.04% from its NAV on Oct 22, 2026. On 95% of the 251 days to then it was within \u00b10.07%, and it closed more than 1% from NAV on 0 of them. Who is the AP for SPAB? SPAB\u2019s latest Form N-CEN, for the period ending Jun 30, 2026, lists 40 authorized participants (APs), and 4 created or redeemed shares. The largest were J.P. Morgan Securities LLC (43.9%), Merrill Lynch Professional Clearing Corp. (26.3%), Goldman Sachs & Co. LLC (23.7%) of the dollars its APs created and redeemed. Who is the LMM for SPAB? SPAB\u2019s lead market maker (LMM) on NYSE Arca is Susquehanna Securities, LLC. Lead market maker per NYSE Arca, as of Oct 23, 2026. What does it cost to trade $10,000 of SPAB? About $2.00 one way, 0.02%: half its 30-day median spread. In and out costs twice that. Owning $10,000 for a year costs about $9.98 all in, against $3.00 for the fee alone. How do I place a limit order for SPAB? Set the limit at the midpoint + 1\u00a2 to buy, or the midpoint \u2212 1\u00a2 to sell, in your broker\u2019s quote. At the Oct 22 close of $24.77, that\u2019s $24.78 to buy and $24.76 to sell. Sources and dates\n Spread: State Street (fund page), 30 days to Oct 22, 2026.\n Premium: ETFIQ, close against the issuer\u2019s NAV, Oct 23, 2025 to Oct 22, 2026.\n Dealers: Form N-CEN, the year to Jun 30, 2026, accession 0001410368-26-091247.\n Score: ETFIQ, Oct 22, 2026. The method is at /methodology/liquidity.\n Where to next\n SPAB fund page ETF trading costs and liquidity Limit orders vs market orders for ETFs Why low volume does not mean illiquid How the IQ Liquidity Score is built Compare SPAB with another fund The score measures trading conditions, not the fund. ETFIQ is an independent publisher, not an adviser, and makes no recommendations. Standards and sources \n Cite this page. ETFIQ, SPAB trading: cost, capacity, premium and dealers, data as of Oct 22, 2026. https://etfiq.com/funds/spab/trading/ Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms. The underlying files are at Open data .\n Other forms Plain ETFIQ, SPAB trading: cost, capacity, premium and dealers, data as of Oct 22, 2026. https://etfiq.com/funds/spab/trading/ APA ETFIQ. (Oct 22, 2026). SPAB trading: cost, capacity, premium and dealers. Retrieved from https://etfiq.com/funds/spab/trading/ Markdown [SPAB trading: cost, capacity, premium and dealers (ETFIQ, Oct 22, 2026)](https://etfiq.com/funds/spab/trading/)","source":"ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.","publisher":{"@id":"https://etfiq.com/#org","name":"ETFIQ","url":"https://etfiq.com"},"license":"https://etfiq.com/license/","license_text":"Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.","citation":"ETFIQ, SPAB trading: cost, capacity, premium and dealers, data as of Oct 22, 2026. https://etfiq.com/funds/spab/trading/"}