CMS Energy (CMS) said Tuesday it priced an upsized offering of $850 million of 3.125% convertible senior notes due 2031.

The company said it granted initial purchasers a 13-day overallotment option to buy up to an additional $150 million of the notes.

The offering is expected to be completed on Nov. 6, subject to closing conditions, according to the company.

Net proceeds will be used to retire the company's 3.60% senior notes due 2025 and for general corporate purposes, according to a statement.

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