iShares Core 1-5 Year USD Bond ETF

ISTBNASDAQ · USD
47.22USD+0.02 (+0.04%)

iShares Core 1-5 Year USD Bond ETF (ISTB) Unusual Options Activity Today

ISTB options volume power reached 0x on the previous trading day. The highest reading was on the $50 CALL expiring 2026-11-20.

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Checking ISTB unusual options activity helps you spot when traders are making outsized bets on iShares Core 1-5 Year USD Bond ETF before the broader market catches on. iShares Core 1-5 Year USD Bond ETF's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor ISTB unusual options activity today and surface the prints that deserve a second look.

Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching ISTB unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking ISTB unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and ISTB unusual options flow data becomes especially valuable around earnings, product launches, and macro events.

The iShares Core 1-5 Year USD Bond ETF seeks to track the investment results of an index composed of U.S. dollar-denominated bonds that are rated either investment grade or high yield with remaining maturities between one and five years.

Catalysts rarely arrive without a footprint, and ISTB unusual options activity is often where that footprint shows up first. Our scanner tracks iShares Core 1-5 Year USD Bond ETF's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at ISTB unusual options volume on the call side or chasing put sweeps, iShares Core 1-5 Year USD Bond ETF's unusual options flow today is one click away, so put it on your radar before the headlines hit.

2026-10-16
Calls
39.006.509.908.209%00—
40.005.508.907.208%00—
41.004.507.906.207%00—
42.003.506.905.206%00—
43.002.555.904.235%00—
Puts
39.00—1.601.60126%00—
40.00—1.601.60116%00—
41.00—1.601.60106%00—
42.00—1.601.6096%00—
43.00—1.601.6086%00—

As of September 29, 2026

Spot unusual options activity before it moves

Track ISTB options flow across every expiration, filter by volume power, and find the setups with abnormal activity before the trade is gone.

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