This paper examines firms' voluntary disclosures regarding open market repurchase programs, i.e., announcements that firms have suspended, resumed, or completed repurchases. Abnormal returns around announcements are, on average, positive when firms voluntarily announce repurchase resumptions or...

By signing a Shareholder Tender Agreement (STA) a shareholder pre-commits to tender her shares to a particular bidder, forsaking the right to tender to any subsequent bidder. In a representative sample of tender offers between 1995 and 2007, 60% of the offers contain an STA. STA deals are...

Between 2004 and 2008, $131 billion of stock was repurchased via accelerated share repurchases (ASRs), and in 2007, ASR announcements represented about 26% of the total number of repurchase program announcements. ASRs are credible commitments by firms to repurchase shares immediately. Including...