According to a BSE filing, Reliance Wind Turbine Installators Industries Pvt Ltd - a firm acting in concert with promoter group - pledged 6 crore more shares or 2.41 per cent of share capital in favour IDBI Trusteeship Services Ltd.
Reliance Wind Turbine held 12.05 per cent stake in RCom.
"The trustee holds this security on behalf of holders of NCDs," it added.
So far, Reliance Communications Enterprises Pvt Ltd had pledged 23.30 per cent out of its 29.05 per cent stake in the company to financial institutions.
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