30-Year Treasury Bond Futures (September 2026) (ZBU6) Put/Call Volume History

Put/call volume ratio compares the number of put options traded to call options traded. Extreme readings can signal shifts in market sentiment relative to recent norms.

30-Year Treasury Bond Futures (September 2026) (ZBU6) operates in the Interest-Rate Futures sector, specifically the Interest-Rate Futures industry, listed on CBOT. 30-Year Treasury Bond Futures September 2026 contract: CBOT 30-Year Treasury Bond futures (ZB): the long-end US Treasury futures benchmark, used for duration hedging and yield-curve trading.

Snapshot as of Aug 21, 2026.

Spot Price
$108.91
Call Volume
46.9K
Put Volume
27.0K
Total Volume
73.9K
Put/Call Ratio
0.58

As of Aug 21, 2026, 30-Year Treasury Bond Futures (September 2026) (ZBU6) traded 73.9K total options contracts. Volume split was 46.9K calls and 27.0K puts. Put/call volume ratio is 0.58. Elevated flow relative to the ticker's recent average can signal institutional positioning, pending news, earnings expectations, or hedging activity. Daily volume is the most responsive short-term gauge of changing demand.

How ZBU6 put/call volume history Data Feeds Strategy Selection

Strategy selection on 30-Year Treasury Bond Futures (September 2026) options does not derive from any single metric in isolation. The put/call volume history view above sits inside a broader read: ATM IV varies by tenor and dealer gamma exposure is negative, so dealer hedging amplifies directional moves. Combine the put/call volume history data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.

How to read the ZBU6 volume data

The volume time-series above tracks 30-Year Treasury Bond Futures (September 2026) options trading activity day by day. Volume is a flow measure - contracts traded per day across all strikes and expirations - so spikes flag activity, not positioning. Current put/call ratio is 0.58, call-heavy - speculative or bullish positioning dominates. Total call OI of 399.8K versus put OI of 359.9K gives a put/call OI ratio of 0.90 - structurally a slower-moving signal than the volume-based ratio.

ZBU6 flow vs positioning

Volume tells you what flows happened today; OI tells you what positions accumulated. Both can move in opposite directions: rising volume with falling OI means contracts are being closed (covering); rising volume with rising OI means new positions are being opened. The combination matters more than either alone for reading sentiment. Combined with the current negative dealer-gamma regime, large OI clusters tend to act as price repellents that accelerate moves through key strikes.

Using ZBU6 OI/volume data alongside other surfaces

Per-strike OI is the input to dealer-gamma calculations: strikes with elevated call OI generate gamma walls that dealers must hedge into as spot approaches them. The gamma-exposure page combines this distribution with the dealers' assumed-long-gamma assumption to project hedge flow. Volume cross-checks recent positioning shifts in the chain that haven't yet shown up in cumulative OI. Pair both with the term-structure view on the volatility page to determine whether the activity is concentrated in near-dated event hedging or longer-dated structural positioning.

Learn how options volume is reported and how to read the data →

Daily options volume for ZBU6 over the last ~37 trading days. Volume measures contracts traded per day across all strikes and expirations; combined with put/call ratio it tracks directional positioning flow.

ZBU6 daily call and put options volume time seriesZBU6 Options Volume History50.0K100.0K150.0K200.0K07-0108-20Trading DayContracts TradedCall VolumePut Volume
Daily values from end-of-day option_ticker_snapshots. Series sparse on illiquid tickers reflects gaps in the upstream end-of-day options data feed.

Most recent 15 trading days (descending). Older history appears in the chart above.

DateCall VolumePut VolumeTotal VolumeP/C Volume
Aug 21, 202646.9K27.0K73.9K0.58
Aug 20, 202657.6K44.4K102.0K0.77
Aug 19, 202683.9K69.4K153.3K0.83
Aug 18, 202648.8K51.7K100.4K1.06
Aug 17, 202649.0K71.6K120.6K1.46
Aug 14, 202665.0K90.3K155.3K1.39
Aug 13, 202686.9K55.2K142.1K0.64
Aug 12, 202683.7K40.8K124.5K0.49
Aug 11, 202657.7K41.8K99.5K0.72
Aug 10, 2026114.0K36.1K150.1K0.32
Aug 7, 2026121.8K70.7K192.5K0.58
Aug 6, 202684.0K87.5K171.5K1.04
Aug 5, 2026130.3K79.3K209.6K0.61
Aug 4, 202673.2K76.4K149.6K1.04
Aug 3, 202656.7K77.0K133.6K1.36

Frequently asked ZBU6 put/call volume history questions

How much ZBU6 options volume traded today?
As of Aug 21, 2026, 30-Year Treasury Bond Futures (September 2026) (ZBU6) traded 73.9K total options contracts, split as 46.9K calls and 27.0K puts. Volume measures today's flow only; standing inventory is captured by open interest, which reconciles after the close.
What is the ZBU6 put/call volume ratio?
As of Aug 21, 2026, the put/call volume ratio is 0.58. Equity-only PCR has three competing interpretations - sentiment-contrarian (extremes signal turning points), hedging-flow (high PCR can be portfolio insurance demand rather than bearish bets), and informed-flow (the volume signal carries short-horizon predictive content per Pan and Poteshman 2006). Resolving which frame applies requires context on whether the flow is opening or closing and which strikes carry the activity.
Is ZBU6 options volume elevated?
Elevated flow relative to the ZBU6 recent average is one of the strongest signals of institutional positioning, pending news, earnings expectations, or hedging activity. The most informative reads combine elevated volume with directional structure (single-leg or vertical), aggressive execution (at the ask or sweep), and an upcoming catalyst on the calendar.