X0306 4 2020-12-11 0 0001822366 Altitude Acquisition Corp. ALTU 0001822337 Altitude Acquisition Holdco LLC C/O ALTITUDE ACQUISITION CORP. 400 PERIMETER CENTER TERRACE, SUITE 151 ATLANTA GA 30346 1 0 1 1 See Remarks 0001822488 Teplis Gary C/O ALTITUDE ACQUISITION CORP. 400 PERIMETER CENTER TERRACE, SUITE 151 ATLANTA GA 30346 0 0 1 0 Class B Common Stock 2020-12-11 4 J 0 3750 0.00 D Class A Common Stock 3750 7500000 D On December 11, 2020, Altitude Acquisition Holdco LLC forfeited at no cost 3,750 shares of Class B common stock of the Issuer in connection with the election by the underwriters of the Issuer's initial public offering of units to exercise an option granted to them to cover over-allotments in part and not in full. The shares of Class B common stock are convertible for shares of the Issuer's Class A common stock as described under the heading "Description of Securities" in the Issuer's Registration Statement on Form S-1 (File No. 333-249071) (the "Registration Statement") and have no expiration date. Altitude Acquisition Holdco LLC is the record holder of the securities reported herein. Gary Teplis is the sole managing member of Altitude Acquisition Holdco LLC and has voting and investment discretion with respect to the securities held of record by Altitude Acquisition Holdco LLC. Mr. Teplis disclaims any beneficial ownership of the securities held by Altitude Acquisition Holdco LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly. See Exhibit 99.1 - Joint Filer Information, which is incorporated herein by reference and describes in further detail the relationships of the Reporting Persons to the Issuer. /s/ Appy Ali, Attorney-in-Fact for Altitude Acquisition Holdco LLC 2020-12-11 /s/ Appy Ali, Attorney-in-Fact for Gary Teplis 2020-12-11