Gross Bradley J. sold STGW

Footnotes

This transaction represents a donation of shares of the Issuer's Class A Common Stock to a charity.; The Reporting Person is a managing director of Goldman, Sachs & Co. ("Goldman Sachs"). Goldman Sachs is a subsidiary of The Goldman Sachs Group, Inc. ("GS Group"). GS Group is the direct owner of Broad Street Principal Investments, L.L.C., which directly holds 5,341,715 shares of Class A Common Stock of the Issuer, and Bridge Street Opportunity Advisors, L.L.C. is the general partner of each of StoneBridge 2017, L.P., which directly holds 1,597,531 shares of Class A Common Stock of the Issuer, and StoneBridge 2017 Offshore, L.P., which directly holds 566,259 shares of Class A Common Stock of the Issuer. Goldman Sachs beneficially owns directly and GS Group may be deemed to beneficially own indirectly 150,374 shares of Class A Common Stock of the Issuer. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein, if any.