RTB ▼ -1.5% - RTB Digital, Inc. $RTB - Roundtable Shareholder Call Scheduled. Anticipated, Transformative Transaction Signed, CEO Heckman to Share Details, Economics RTB Digital shares fell 1.5% today ahead of a shareholder call where CEO Heckman is set to discuss details of an anticipated transformative transaction the company has signed. Investor reaction to the announcement was muted, with the stock declining slightly despite the company's signaling that material news would be shared. 15-SEP-2026 10:03 AM ET