Schuck Henry

SEC source: 0001794515-22-000195 · wf-form4_167165950459164.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By grantor retained annuity trust

Disclosed balance after: 0

F4 · kind: Upon termination of a grantor retained annuity trust (GRAT) pursuant to its terms, the 445,711 shares of Common Stock previously held in the GRAT were distributed to a grantor trust for the benefit of the Reporting Person's family member and continue to be reported in this Form 4 as indirectly owned by Reporting Person.

SEC source: 0001794515-22-000113 · wf-form4_165463708866881.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,288,001

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $43.00 to $43.32, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000113 · wf-form4_165463708866881.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,290,901

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $42.00 to $42.98, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000113 · wf-form4_165463708866881.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,431,762

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $42.00 to $42.28, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000100 · wf-form4_165307762814831.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,480,026

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $42.00 to $42.58, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000100 · wf-form4_165307762814831.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,525,924

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $43.00 to $43.67, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000100 · wf-form4_165307762814831.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,621,318

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $42.00 to $42.99, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000065 · wf-form4_164927912488897.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,780,026

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $61.00 to $61.11, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000065 · wf-form4_164927912488897.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,782,393

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $60.00 to $60.99, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000061 · wf-form4_164910324740464.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,968,146

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $60.00 to $60.46, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000061 · wf-form4_164910324740464.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,213,734

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $60.00 to $60.18, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000054 · wf-form4_164824029904979.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,234,114

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $60.00 to $60.52, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000047 · wf-form4_164798023369092.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,348,698

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $60.00 to $60.04, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-22-000041 · wf-form4_164737842772871.xml · derivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,848,514

Underlying: Class A Common Stock · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · kind: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · derivative.exercise_date: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · derivative.expiration_date: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001794515-22-000041 · wf-form4_164737842772871.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,380,026

SEC source: 0001794515-22-000041 · wf-form4_164737842772871.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,395,026

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · price: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 9

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 5,803,333

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F11 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $61.51 to $62.38. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 8

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,511,301

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F10 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $63.62 to $64.61. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 7

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,649,416

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F9 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $62.62 to $63.61. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 6

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,762,655

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F8 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $69.62 to $70.18. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 5

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,819,430

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F7 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $64.62 to $65.61. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 4

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,859,052

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F6 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $68.62 to $69.61. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,890,165

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F5 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $65.62 to $66.56. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,908,578

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F4 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $66.62 to $67.59. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014346 · doc4.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,919,478

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is substantially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F2 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $67.62 to $68.61. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 8

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,930,361

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F10 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $67.35 to $68.34. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 7

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,450,504

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F9 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $66.35 to $67.34. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 6

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,904,998

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F8 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $68.35 to $69.34. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 5

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,012,293

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F7 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $72.45 to $73.44. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 4

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,103,163

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F6 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $70.35 to $71.25. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,151,111

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F5 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $71.45 to $72.44. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,198,883

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F4 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $69.35 to $70.29. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-014156 · doc4.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,229,861

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F2 · balance_after: The report filed by the Reporting Person on November 18, 2021 inadvertantly understated the number of shares by 228,799 shares held by a grantor retained annuity trust.

F3 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

SEC source: 0001225208-21-013959 · doc4.xml · nonDerivative · entry 4

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,941,562

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F7 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $76.78 to $77.49. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F4 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings.

SEC source: 0001225208-21-013959 · doc4.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,131,125

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F6 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $75.78 to $76.76. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F4 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings.

SEC source: 0001225208-21-013959 · doc4.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,312,235

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F5 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $75.12 to $76.11. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F4 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings.

SEC source: 0001225208-21-013959 · doc4.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,962,771

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by DO Holdings (WA), LLC ("DO Holdings") on September 15, 2021. DO Holdings is beneficially owned by the Reporting Person and Kirk Brown. The transactions reported in this Form 4 were for the benefit of the Reporting Person.

F2 · price: The price in Column 4 is a weighted average sale price. The prices actually received ranged from $76.12 to $76.46. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3 · balance_after: Reports filed by the Reporting Person beginning on March 17, 2021 overstated the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings by 434,094 shares, as a result of a prior gift, which was reported on a Form 5 filed February 16, 2021, through August 4, 2021, then 387,937 as of August 6, 2021, 352,191 as of August 11, 2021, 346,048 as of September 2, 2021 and 135,749 as of October 27, 2021.

F4 · ownership.nature: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings.

SEC source: 0001794515-21-000330 · wf-form4_163590339645903.xml · derivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 9,666,110 shares

Expires not disclosed

F2 · derivative.exercise_price: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F2 · kind: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F2 · price: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F2 · derivative.exercise_date: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F2 · derivative.expiration_date: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F3 · derivative.underlying_shares: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

F3 · balance_after: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

F4 · ownership.nature: Reflects securities held directly by DO Holdings (WA), LLC. DO Holdings (WA), LLC is owned by the Reporting Person and Kirk Brown. The Reporting Person may be deemed to share voting and dispositive power over the securities held by DO Holdings (WA), LLC.

SEC source: 0001794515-21-000330 · wf-form4_163590339645903.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 9,666,110

F1 · security: On October 29, 2021, pursuant to a reorganization, (the "Reorganization"), Zoomlnfo Technologies Inc. (formerly known as Zoomlnfo NewCo Inc.) (the "Issuer") became the successor of Zoomlnfo Intermediate Inc. (formerly known as Zoomlnfo Technologies Inc.) ("Zoomlnfo") pursuant to merger transactions, in which a subsidiary ofZoomlnfo Technologies Inc. merged with and into Zoomlnfo Intermediate Inc. with Zoomlnfo Intermediate Inc. surviving and, immediately following such merger, a subsidiary ofZoomlnfo Technologies Inc. merged with and into Zoomlnfo Holdings LLC ("OpCo"), a subsidiary of Zoomlnfo Intermediate Inc., with OpCo surviving. The mergers resulted in the Issuer becoming a parent holding company of Zoomlnfo and OpCo, but did not alter the proportionate economic interests of security holders.

F2 · kind: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F2 · price: Prior to the Reorganization, pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of Opco ("OpCo Units") and an equal number of shares of Class B Common Stock, together were exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. In connection with the Reorganization, the OpCo Units held indirectly by the Reporting Person through DO Holdings (WA), LLC were disposed of for the number of shares of Class A Common Stock which would have been received pursuant to the calculation described above, had DO Holdings (WA), LLC exchanged such OpCo Units for Class A Common Stock prior to the date of the Reorganization.

F3 · balance_after: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

F4 · ownership.nature: Reflects securities held directly by DO Holdings (WA), LLC. DO Holdings (WA), LLC is owned by the Reporting Person and Kirk Brown. The Reporting Person may be deemed to share voting and dispositive power over the securities held by DO Holdings (WA), LLC.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · derivative · entry 7

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 400,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · kind: On September 15,2021, 400,000 limited liability company units of HSKB Funds, LLC ("HSKB Units"), respectively, held directly by the Reporting Person were exchanged for limited liability company units ("OpCo Units") of ZoomInfo Holdings LLC ("OpCo") together with an equal number of shares of Class B common stock ("Class B Common Stock") of ZoomInfo Technologies Inc. ("ZoomInfo" or the "Issuer"). These OpCo Units and shares of Class B Common Stock were exchanged for shares of ZoomInfo's Class A common stock ("Class A Common Stock") which were sold as described herein.

F3 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F3 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · derivative · entry 6

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 400,000

Underlying: Class A Common Stock · 400,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · kind: On September 15,2021, 400,000 limited liability company units of HSKB Funds, LLC ("HSKB Units"), respectively, held directly by the Reporting Person were exchanged for limited liability company units ("OpCo Units") of ZoomInfo Holdings LLC ("OpCo") together with an equal number of shares of Class B common stock ("Class B Common Stock") of ZoomInfo Technologies Inc. ("ZoomInfo" or the "Issuer"). These OpCo Units and shares of Class B Common Stock were exchanged for shares of ZoomInfo's Class A common stock ("Class A Common Stock") which were sold as described herein.

F3 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F3 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · derivative · entry 5

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,863,514

Underlying: Class A Common Stock · 400,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F8 · derivative.exercise_price: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · kind: On September 15,2021, 400,000 limited liability company units of HSKB Funds, LLC ("HSKB Units"), respectively, held directly by the Reporting Person were exchanged for limited liability company units ("OpCo Units") of ZoomInfo Holdings LLC ("OpCo") together with an equal number of shares of Class B common stock ("Class B Common Stock") of ZoomInfo Technologies Inc. ("ZoomInfo" or the "Issuer"). These OpCo Units and shares of Class B Common Stock were exchanged for shares of ZoomInfo's Class A common stock ("Class A Common Stock") which were sold as described herein.

F8 · derivative.exercise_date: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F8 · derivative.expiration_date: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F8 · derivative.underlying: Each of these HSKB Units represents the economic value of one OpCo Unit. Each such HSKB Unit is fully vested and is exchangeable, at the Reporting Person's option, into an OpCo Unit and a share of Class B Common Stock, which together are exchangeable by the Issuer for shares of Class A Common Stock on a one-for-one basis, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,117,319

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $66.80 to $67.47, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · nonDerivative · entry 2

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,305,345

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $65.795 to $66.79, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001794515-21-000294 · wf-form4_163182806933935.xml · nonDerivative · entry 1

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,517,319

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan.

F2 · kind: On September 15,2021, 400,000 limited liability company units of HSKB Funds, LLC ("HSKB Units"), respectively, held directly by the Reporting Person were exchanged for limited liability company units ("OpCo Units") of ZoomInfo Holdings LLC ("OpCo") together with an equal number of shares of Class B common stock ("Class B Common Stock") of ZoomInfo Technologies Inc. ("ZoomInfo" or the "Issuer"). These OpCo Units and shares of Class B Common Stock were exchanged for shares of ZoomInfo's Class A common stock ("Class A Common Stock") which were sold as described herein.

F3 · price: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of Class B Common Stock, together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of the holder, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

SEC source: 0001794515-21-000278 · wf-form4_163114248902892.xml · derivative · entry 7

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 9,876,822

Underlying: Class A Common Stock · 14,815,232 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F5 · kind: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F5 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F5 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F7 · derivative.underlying_shares: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

F7 · balance_after: Reflects the Reporting Person's proportionate pecuniary interest in the securities held directly by DO Holdings (WA), LLC.

F6 · ownership.nature: Reflects securities held directly by DO Holdings (WA), LLC. DO Holdings (WA), LLC is owned by Henry Schuck and Kirk Brown. The Reporting Person may be deemed to share voting and dispositive power over the securities held by DO Holdings (WA), LLC.

SEC source: 0001794515-21-000278 · wf-form4_163114248902892.xml · derivative · entry 6

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 450,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects Class P limited liability company units ("Class P Units") of ZoomInfo Holdings LLC ("OpCo") which are profits interests that are economically similar to a stock settled stock option. Vested Class P units are exchangeable, at the holder's election, into a number of shares of the Class A common stock of ZoomInfo Technologies Inc. ("Class A Common Stock") equal in value to the "spread value" represented by the excess of the value of shares of Class A Common Stock at the time of exchange above the "distribution threshold" associated with the Class P Units, multiplied by the number of Class P Units being exchanged.

F3 · derivative.exercise_date: Reflects Class P Units that vest as follows: (a) one-third vest on June 3, 2022, (b) one-third vest on June 3, 2023, and (c) one-third vest on June 3, 2024. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

F3 · derivative.expiration_date: Reflects Class P Units that vest as follows: (a) one-third vest on June 3, 2022, (b) one-third vest on June 3, 2023, and (c) one-third vest on June 3, 2024. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

F3 · derivative.underlying_shares: Reflects Class P Units that vest as follows: (a) one-third vest on June 3, 2022, (b) one-third vest on June 3, 2023, and (c) one-third vest on June 3, 2024. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

SEC source: 0001794515-21-000278 · wf-form4_163114248902892.xml · derivative · entry 5

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,928,870 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Reflects Class P limited liability company units ("Class P Units") of ZoomInfo Holdings LLC ("OpCo") which are profits interests that are economically similar to a stock settled stock option. Vested Class P units are exchangeable, at the holder's election, into a number of shares of the Class A common stock of ZoomInfo Technologies Inc. ("Class A Common Stock") equal in value to the "spread value" represented by the excess of the value of shares of Class A Common Stock at the time of exchange above the "distribution threshold" associated with the Class P Units, multiplied by the number of Class P Units being exchanged.

F2 · derivative.exercise_date: Reflects Class P Units of which 50% vested March 12, 2020, and the remaining 50% vest in equal monthly installments during the 24 months thereafter. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

F2 · derivative.expiration_date: Reflects Class P Units of which 50% vested March 12, 2020, and the remaining 50% vest in equal monthly installments during the 24 months thereafter. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

F2 · derivative.underlying_shares: Reflects Class P Units of which 50% vested March 12, 2020, and the remaining 50% vest in equal monthly installments during the 24 months thereafter. Unvested units were exchanged for restricted shares of Class A Common Stock with the same vesting schedule.

SEC source: 0001794515-21-000278 · wf-form4_163114248902892.xml · nonDerivative · entry 4

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 14,815,232

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · kind: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F5 · price: Pursuant to the terms of the limited liability company agreement for OpCo, limited liability company units of OpCo ("OpCo Units") and an equal number of shares of the Issuer's Class B common stock ("Class B Common Stock"), together are exchangeable for shares of Class A Common Stock on a one-for-one basis at the discretion of DO Holdings (WA), LLC, subject to exchange rate adjustments for stock splits, stock dividends, and reclassifications. These exchange rights do not expire. Shares of Class B Common Stock have no economic value and have 10 votes per share.

F6 · ownership.nature: Reflects securities held directly by DO Holdings (WA), LLC. DO Holdings (WA), LLC is owned by Henry Schuck and Kirk Brown. The Reporting Person may be deemed to share voting and dispositive power over the securities held by DO Holdings (WA), LLC.

SEC source: 0001794515-21-000278 · wf-form4_163114248902892.xml · nonDerivative · entry 3

Schuck Henry · CIK 0001813217 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,117,319

F4 · kind: Reflects shares deemed to be withheld in connection with the exchange of Class P Units described herein.