X0306 4 2021-09-21 0 0001794515 ZoomInfo Technologies Inc. ZI 0001356054 Crockett Todd C/O ZOOMINFO TECHNOLOGIES, INC 805 BROADWAY STREET, SUITE 900 VANCOUVER WA 98660 1 0 0 0 Class A Common Stock 2021-09-21 4 S 0 222963 68.0804 D 30996689 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 5756 68.0804 D 800190 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 38506 68.0804 D 5353098 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 8281 68.0804 D 1151203 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 275 68.0804 D 38222 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 14581 68.0804 D 2027017 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 13082 68.0804 D 1818581 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 1100 68.0804 D 152895 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 58323 68.0804 D 8108074 I See Footnotes Class A Common Stock 2021-09-21 4 S 0 52326 68.0804 D 7274332 I See Footnotes Class A Common Stock 108479 I By Trust Class A Common Stock 564 I By Trust Class A Common Stock 564 I By Trust Class A Common Stock 1154 D Reflects a weighted-average sale price. The shares were sold in multiple transactions at prices ranging from $68.00 to $68.32. The Reporting Persons will provide upon request to the Securities and Exchange Commission, the Company or security holder of the Company, full information regarding the number of shares sold at each separate price. Securities are held by TA XI DO AIV, L.P. ("XI DO AIV"). TA Associates, L.P. is the ultimate general partner of each of XI DO, SDF III Feeder, Atlantic & Pacific VII-B, XI DO AIV, SDF III DO, Atlantic & Pacific VII-A, Investors IV, AP VII-B, SDF III DO AIV II and XI DO AIV II (collectively, the "TA Associates Funds"). Investment and voting control of the TA Associates Funds is held by TA Associates, L.P. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest in such securities, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose. Securities are held by TA SDF III DO AIV, L.P. ("SDF III DO"). Securities are held by TA Atlantic & Pacific VII-A, L.P. ("Atlantic & Pacific VII-A"). Securities are held by TA Investors IV, L.P. ("Investors IV"). Securities are held by TA SDF III DO AIV II, L.P. ("SDF III DO AIV II"). Securities are held by TA XI DO AIV II, L.P. ("XI DO AIV II"). Securities are held by TA AP VII-B DO Subsidiary Partnership, L.P. ("AP VII-B"). Securities are held by TA SDF III DO Feeder, L.P. ("SDF III Feeder"). Securities are held by TA XI DO Feeder, L.P ("XI DO"). Securities are held by TA Atlantic & Pacific VII-B, L.P. ("Atlantic & Pacific VII-B"). /s/ Todd Crockett 2021-09-23