Senzoukria · Futures contracts

ZCU9 expiry: September 14, 2029

ZCU9 is the September 2029 delivery of Corn on CBOT. Its last trading day is September 14, 2029, and the app moves its default to the next listed month on September 10, 2029, 4 calendar days earlier. One tick is 0.25, worth $12.50, on a multiplier of 50.

Updated September 2026First published 16 October 2026

On this page
  1. Contract specifications
  2. When ZCU9 stops trading
  3. When the volume actually leaves
  4. What one tick is worth on ZCU9
  5. Every ZC delivery listed in 2029
  6. Related pages
  7. In the same section
  8. This page in other languages
  9. Frequently asked questions

Contract specifications

Contract symbol
ZCU9
Product
Corn (ZC)
Exchange
CBOT
Delivery month
September 2029 (code U)
Last trading day
September 14, 2029
Default rolls on
September 10, 2029 (4 days before)
Tick size
0.25
Tick value
$12.50
Point value
$50.00
Next delivery
ZCZ9 (December 14, 2029)

When ZCU9 stops trading

Trading terminates on the business day preceding the 15th calendar day of the contract month. For ZCU9 that falls on September 14, 2029.

Senzoukria stops offering ZCU9 as the default contract on September 10, 2029, 4 calendar days before that last trading day, and keeps it selectable with a badge. The date is computed from the exchange rule rather than stored. The engine counts Monday to Friday and holds no CME holiday table, so a date that falls next to a public holiday can be one day off the exchange calendar. Check the exchange calendar when the date sits close to a holiday.

When the volume actually leaves

Grain contracts follow the crop calendar rather than the quarter, so the listed months are uneven and the roll dates do not fall at regular intervals. The active month is the one carrying the volume, not the nearest by date.

For ZCU9 the next listed delivery is ZCZ9, whose last trading day is December 14, 2029. That is the contract the volume moves into, just as it moved out of ZCN9 on July 9, 2029.

What one tick is worth on ZCU9

The minimum price fluctuation is 0.25, which is $12.50 per contract on a multiplier of 50. A full point is therefore $50.00. On a footprint chart one row is one tick, so the same vertical space holds a different number of rows depending on the product: a tick of 0.25 sets how finely the bid and ask volume of ZC can be read.

These are the values the app itself trades on, taken from its contract table rather than retyped, so the P&L shown on a ZCU9 position and the rows of its footprint come from the same numbers.

Every ZC delivery listed in 2029

ZC lists 5 delivery months a year (H, K, N, U, Z). ZCU9 is number 4 of 5 in 2029.

ZC 2029: last trading day and roll date of every listed delivery
ContractDeliveryLast trading dayDefault rolls on
ZCH9Mar 2029Mar 14, 2029Mar 10, 2029
ZCK9May 2029May 14, 2029May 10, 2029
ZCN9Jul 2029Jul 13, 2029Jul 9, 2029
ZCU9 (this page)Sep 2029Sep 14, 2029Sep 10, 2029
ZCZ9Dec 2029Dec 14, 2029Dec 10, 2029

In the same section

This page in other languages

Frequently asked questions

When does ZCU9 expire?
The last trading day of ZCU9 is September 14, 2029. Trading terminates on the business day preceding the 15th calendar day of the contract month.
When should I roll out of ZCU9?
The app switches its default to the next listed month on September 10, 2029, which is ZCZ9. In practice the volume moves before the calendar does, so compare the traded volume and open interest of the two months rather than waiting for the last trading day.
How much is one tick of ZCU9 worth?
One tick of 0.25 is $12.50 per contract, and a full point is $50.00, on a multiplier of 50.
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