Photo of Peter Castellon

Peter represents issuers, underwriters and selling shareholders in connection with offerings of securities, including IPOs, follow-on and secondary offerings, block trades, rights offerings and offerings of convertible and exchangeable bonds.

Peter is active in bar association activities and has served as an officer of several committees, including the IBA Capital Markets Forum, the International Securities Matters Subcommittee of the ABA Committee on the Federal Regulation of Securities and the ABA International Securities & Capital Markets Committee.

Peter has written several articles on securities law topics, including the following:

  • US Private Placements: When Rule 144A is unavailable, PLC, July, 2015.
  • SAS 72 letters: Seeking comfort, PLC, May, 2013.

  • Another way in, IFLR, March, 2012.

Before joining Proskauer, Peter was Deputy General Counsel for Citi and advised the Equity Capital Markets Division and Investment Banking Division. While at Citi, Peter worked on most of Citi’s ECM transactions in Europe, the Middle East and Africa.

We previously noted that SEC Chair Gary Gensler suggested the SEC would adopt new rules governing SPACs because, in his view, SPACs are very similar to initial public offerings but lack protections available to traditional IPO investors.  And now, the SEC has taken concrete steps to treat “like cases alike”