Senzoukria · Futures contracts

ZMK8 expiry: May 12, 2028

ZMK8 is the May 2028 delivery of Soybean Meal on CBOT. Its last trading day is May 12, 2028, and the app moves its default to the next listed month on May 8, 2028, 4 calendar days earlier. One tick is 0.1, worth $10.00, on a multiplier of 100.

Updated September 2026First published 16 October 2026

On this page
  1. Contract specifications
  2. When ZMK8 stops trading
  3. When the volume actually leaves
  4. What one tick is worth on ZMK8
  5. Every ZM delivery listed in 2028
  6. Related pages
  7. In the same section
  8. This page in other languages
  9. Frequently asked questions

Contract specifications

Contract symbol
ZMK8
Product
Soybean Meal (ZM)
Exchange
CBOT
Delivery month
May 2028 (code K)
Last trading day
May 12, 2028
Default rolls on
May 8, 2028 (4 days before)
Tick size
0.1
Tick value
$10.00
Point value
$100.00
Next delivery
ZMN8 (July 14, 2028)

When ZMK8 stops trading

Trading terminates on the business day preceding the 15th calendar day of the contract month. For ZMK8 that falls on May 12, 2028.

Senzoukria stops offering ZMK8 as the default contract on May 8, 2028, 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 ZMK8 the next listed delivery is ZMN8, whose last trading day is July 14, 2028. That is the contract the volume moves into, just as it moved out of ZMH8 on March 10, 2028.

What one tick is worth on ZMK8

The minimum price fluctuation is 0.1, which is $10.00 per contract on a multiplier of 100. A full point is therefore $100.00. 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 0.1 sets how finely the bid and ask volume of ZM 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 ZMK8 position and the rows of its footprint come from the same numbers.

Every ZM delivery listed in 2028

ZM lists 8 delivery months a year (F, H, K, N, Q, U, V, Z). ZMK8 is number 3 of 8 in 2028.

ZM 2028: last trading day and roll date of every listed delivery
ContractDeliveryLast trading dayDefault rolls on
ZMF8Jan 2028Jan 14, 2028Jan 10, 2028
ZMH8Mar 2028Mar 14, 2028Mar 10, 2028
ZMK8 (this page)May 2028May 12, 2028May 8, 2028
ZMN8Jul 2028Jul 14, 2028Jul 10, 2028
ZMQ8Aug 2028Aug 14, 2028Aug 10, 2028
ZMU8Sep 2028Sep 14, 2028Sep 10, 2028
ZMV8Oct 2028Oct 13, 2028Oct 9, 2028
ZMZ8Dec 2028Dec 14, 2028Dec 10, 2028

In the same section

This page in other languages

Frequently asked questions

When does ZMK8 expire?
The last trading day of ZMK8 is May 12, 2028. Trading terminates on the business day preceding the 15th calendar day of the contract month.
When should I roll out of ZMK8?
The app switches its default to the next listed month on May 8, 2028, which is ZMN8. 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 ZMK8 worth?
One tick of 0.1 is $10.00 per contract, and a full point is $100.00, on a multiplier of 100.
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