CBOT Trends-Soy down 4-6 cents a bushel, corn down 1-3 cents, wheat flat to down 2 cents

CHICAGO, Sept 29 (Reuters) - The following are U.S. expectations for the resumption of grain and soy complex trading at the Chicago Board of Trade at 8:30 a.m. CDT (1330 GMT) on Monday.

WHEAT - Flat to down 2 cents

• Traders were waiting for the U.S. Department of Agriculture to issue quarterly U.S. grain stocks data on Tuesday.

• Analysts estimated U.S. wheat stocks were 2.043 billion bushels on September 1, up from 1.992 billion a year earlier, according to a Reuters poll.

• Wheat inventories were plentiful worldwide, analysts said.

• In top-supplier Russia, export prices rose for a second week in a row due to increased demand, analysts said.

• CBOT December soft red winter wheat WZ25 was last down 1 cent at $5.18-3/4 per bushel. K.C. December hard red winter wheat KWZ25 last traded down 3/4 cent at $5.04-3/4 a bushel, and Minneapolis December wheat MWEZ25 rose 1/4 cent to $5.68 a bushel.

CORN - Down 1 cent to 3 cents

• The advancing U.S. harvest hung over CBOT corn futures as farmers brought in supplies from their fields.

• Farmers were projected to harvest a record-large crop, according to USDA.

• The agency was expected to issue an update on corn and soy harvesting progress in a weekly report due after trading ends on Monday.

• Analysts estimated that the USDA's quarterly stocks report on Tuesday would show U.S. corn inventories of 1.337 billion bushels on September 1, compared to 1.763 billion a year earlier, according to a Reuters poll.

• CBOT December corn CZ25 was last down 2-1/4 cents at $4.19-3/4 per bushel.

SOYBEANS - Down 4 cents to 6 cents

• The lack of Chinese demand for U.S. soy continued to weigh on CBOT futures.

• During its trade war with Washington, top-importer China has turned to South America for supplies.

• Brazil's soybean plantings for the 2025/26 season reached 3.2% of the expected area as of last Thursday, consultancy AgRural said.

• The USDA report on Tuesday was expected to show U.S. soy inventories of 323 million bushels on September 1, compared to 342 million a year earlier.

• CBOT November soybeans SX25 were last down 5 cents at $10.08-3/4 per bushel.