HLLY

SEC source: 0001822928-26-000074 · wk-form4_1786712948.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 661,695

F1 · shares: This amount represents shares automatically withheld upon the vesting of 82,482 restricted shares of common stock on August 12, 2026 to cover required tax withholding.

F2 · price: The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on August 12, 2026.

SEC source: 0001822928-26-000075 · wk-form4_1786712966.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,124,324

F1 · shares: This amount represents shares automatically withheld upon the vesting of 144,344 restricted shares of common stock on August 12, 2026 to cover required tax withholding.

F2 · price: The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on August 12, 2026.

SEC source: 0001822928-26-000060 · wk-form4_1781049380.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,181,124

F1 · shares: This amount represents shares automatically withheld upon the vesting of 250,000 restricted shares of common stock on June 6, 2026 to cover required tax withholding.

F2 · price: The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on June 5, 2026, the last trading day prior to the vesting.

SEC source: 0001822928-26-000043 · wk-form4_1778794705.xml · nonDerivative · entry 1

Sehgal Anita · CIK 0001919350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,340

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000041 · wk-form4_1778794552.xml · nonDerivative · entry 1

Basham Owen · CIK 0001871961 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,041

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000037 · wk-form4_1778794126.xml · nonDerivative · entry 1

Rubel Matthew E · CIK 0001332547 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,854

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000035 · wk-form4_1778793818.xml · nonDerivative · entry 1

JONES GINGER M · CIK 0001360712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181,340

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000029 · wk-form4_1778793134.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,278,799

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on May 1 of 2027, and March 13 each of 2028 and 2029, subject to the reporting person's continuous employment through such date.

SEC source: 0001822928-26-000033 · wk-form4_1778793655.xml · nonDerivative · entry 1

Gloeckler Michelle J. · CIK 0001788782 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 322,758

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000031 · wk-form4_1778793458.xml · nonDerivative · entry 1

Clempson Graham · CIK 0001827089 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,895

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000039 · wk-form4_1778794467.xml · nonDerivative · entry 1

Coady James D. · CIK 0001872749 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,041

F1 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan, as amended. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 1, 2027, subject to the reporting person's continuous service through such date.

SEC source: 0001822928-26-000003 · wk-form4_1777500024.xml · nonDerivative · entry 5

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 694,152

F5 · shares: This amount represents shares automatically withheld upon the vesting of 98,564 restricted shares of common stock on March 21, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 20, 2026.

SEC source: 0001822928-26-000003 · wk-form4_1777500024.xml · nonDerivative · entry 4

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 732,938

F4 · shares: This amount reflects additional shares issued upon the vesting of performance-based restricted stock units. The number of shares delivered was determined based on the Company's achievement of applicable performance metrics for fiscal year 2025, consisting of Revenue and EBITDA goals. The Company achieved a 110% payout for the relevant performance period, representing an additional 10% of shares above the target award.

SEC source: 0001822928-26-000011 · wk-form4_1777503844.xml · nonDerivative · entry 5

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 448,271

F5 · shares: This amount represents shares automatically withheld upon the vesting of 68,062 restricted shares of common stock on March 21, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 20, 2026.

SEC source: 0001822928-26-000011 · wk-form4_1777503844.xml · nonDerivative · entry 4

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 475,055

F4 · shares: This amount reflects additional shares issued upon the vesting of performance-based restricted stock units. The number of shares delivered was determined based on the Company's achievement of applicable performance metrics for fiscal year 2025, consisting of Revenue and EBITDA goals. The Company achieved a 110% payout for the relevant performance period, representing an additional 10% of shares above the target award.

SEC source: 0001822928-26-000003 · wk-form4_1777500024.xml · nonDerivative · entry 3

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 728,246

F3 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on March 13 of each of 2027, 2028, and 2029, subject to the reporting person's continuous employment through such date.

SEC source: 0001822928-26-000011 · wk-form4_1777503844.xml · nonDerivative · entry 3

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 471,815

F3 · shares: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on March 13 of each of 2027, 2028, and 2029, subject to the reporting person's continuous employment through such date.

SEC source: 0001822928-26-000003 · wk-form4_1777500024.xml · nonDerivative · entry 2

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 616,335

F2 · shares: This amount represents shares automatically withheld upon the vesting of 83,815 restricted shares of common stock on March 8, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 6, 2026.

SEC source: 0001822928-26-000011 · wk-form4_1777503844.xml · nonDerivative · entry 2

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 394,538

F2 · shares: This amount represents shares automatically withheld upon the vesting of 61,656 restricted shares of common stock on March 8, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 6, 2026.

SEC source: 0001822928-26-000003 · wk-form4_1777500024.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 649,318

F1 · shares: This amount represents shares automatically withheld upon the vesting of 25,770 restricted shares of common stock on March 4, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 4, 2026.

SEC source: 0001822928-26-000011 · wk-form4_1777503844.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 418,801

F1 · shares: This amount represents shares automatically withheld upon the vesting of 19,431 restricted shares of common stock on March 4, 2026, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 4, 2026.

SEC source: 0001822928-25-000009 · wk-form4_1767034406.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,901,835

F1 · shares: This amount represents shares automatically withheld upon the vesting of 433,034 performance shares of common stock on December 24, 2025 to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on December 23, 2025.

SEC source: 0001193125-25-209287 · ownership.xml · nonDerivative · entry 1

LOBEL DAVID S · CIK 0001251226 · Director · 10% owner

Holley Parent Holdings, L.L.C. · CIK 0001871959 · Director · 10% owner

Sentinel Partners V, L.P. · CIK 0001871535 · Director · 10% owner

Sentinel Managing Co V, Inc. · CIK 0001871532 · Director · 10% owner

Sentinel Capital Partners V, L.P. · CIK 0001581247 · Director · 10% owner

Sentinel Capital Partners V-A, L.P. · CIK 0001581249 · Director · 10% owner

Sentinel Capital Investors V, L.P. · CIK 0001581250 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 24,654,834

F1 · kind: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an overallotment option (the "Option") granted to the underwriters by Sentinel Holley in an underwritten public offering, which initially closed on September 12, 2025. On September 18, 2025, the underwriters exercised the Option to purchase an additional 2,100,000 shares from Sentinel Holley. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F1 · shares: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an overallotment option (the "Option") granted to the underwriters by Sentinel Holley in an underwritten public offering, which initially closed on September 12, 2025. On September 18, 2025, the underwriters exercised the Option to purchase an additional 2,100,000 shares from Sentinel Holley. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F3 · price: The selling price of such shares was $2.63, which represents the price to the public less the underwriting discounts and commissions.

F1 · ownership.nature: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an overallotment option (the "Option") granted to the underwriters by Sentinel Holley in an underwritten public offering, which initially closed on September 12, 2025. On September 18, 2025, the underwriters exercised the Option to purchase an additional 2,100,000 shares from Sentinel Holley. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F2 · ownership.nature: See Exhibit 99.2 for Joint Filer information.

SEC source: 0000950170-25-114640 · ownership.xml · nonDerivative · entry 1

LOBEL DAVID S · CIK 0001251226 · Director · 10% owner

Holley Parent Holdings, L.L.C. · CIK 0001871959 · Director · 10% owner

Sentinel Partners V, L.P. · CIK 0001871535 · Director · 10% owner

Sentinel Managing Co V, Inc. · CIK 0001871532 · Director · 10% owner

Sentinel Capital Partners V, L.P. · CIK 0001581247 · Director · 10% owner

Sentinel Capital Partners V-A, L.P. · CIK 0001581249 · Director · 10% owner

Sentinel Capital Investors V, L.P. · CIK 0001581250 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 26,754,834

F1 · kind: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an underwritten public offering, which closed on September 12, 2025. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F1 · shares: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an underwritten public offering, which closed on September 12, 2025. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F3 · price: The selling price of such shares was $2.63, which represents the price to the public less the underwriting discounts and commissions.

F1 · ownership.nature: The shares were sold by Holley Parent Holdings, LLC d/b/a Sentinel Holley Holdings ("Sentinel Holley") pursuant to an underwritten public offering, which closed on September 12, 2025. Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F2 · ownership.nature: See Exhibit 99.2 for Joint Filer information.

SEC source: 0001628280-25-040409 · wk-form4_1755202996.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 659,459

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on August 12 of each of 2026, 2027, and 2028, subject to the reporting person's continuous employment through such date.

SEC source: 0001628280-25-040413 · wk-form4_1755203103.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 426,448

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on August 12, 2026, 2027, and 2028, subject to the reporting person's continuous employment through such date.

SEC source: 0001628280-25-040393 · wk-form4_1755202591.xml · nonDerivative · entry 2

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,080,029

F2 · security: Each performance stock unit represents a contingent right to receive, upon vesting, one share of Common Stock. The performance rights vest subject to the Common Stock achieving a specified price target on each trading day for a period of twenty (20) consecutive trading days, before the expiration date, on the seven year anniversary of the date of grant.

SEC source: 0001628280-25-040393 · wk-form4_1755202591.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,646,995

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on August 12 of each of 2026, 2027, and 2028, subject to the reporting person's continuous employment through such date.

SEC source: 0001437749-25-019881 · rdgdoc.xml · nonDerivative · entry 1

Stevenson Matthew · CIK 0001738710 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,213,961

F1 · shares: This amount represents shares automatically withheld upon the vesting of 250,000 restricted shares of common stock on June 6, 2025 to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on June 6, 2025.

SEC source: 0001437749-25-017238 · rdgdoc.xml · nonDerivative · entry 1

Sehgal Anita · CIK 0001919350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,630

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017229 · rdgdoc.xml · nonDerivative · entry 1

Basham Owen · CIK 0001871961 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,331

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017223 · rdgdoc.xml · nonDerivative · entry 1

Rubel Matthew E · CIK 0001332547 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,144

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017231 · rdgdoc.xml · nonDerivative · entry 1

JONES GINGER M · CIK 0001360712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,630

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017241 · rdgdoc.xml · nonDerivative · entry 1

Gloeckler Michelle J. · CIK 0001788782 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 290,048

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017234 · rdgdoc.xml · nonDerivative · entry 1

Clempson Graham · CIK 0001827089 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,185

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-017227 · rdgdoc.xml · nonDerivative · entry 2

Coady James D. · CIK 0001872749 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,331

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest on May 13, 2026, subject to the reporting person's continuous service through such date.

SEC source: 0001437749-25-015160 · rdgdoc.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 302,724

F1 · kind: This amount represents shares automatically withheld upon the vesting of 4,308 restricted shares of common stock on May 6, 2025, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on May 6, 2025.

SEC source: 0001437749-25-009164 · rdgdoc.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 412,011

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on March 21 of each of 2026, 2027, and 2028, subject to the reporting person's continuous employment through such date.

SEC source: 0001437749-25-009166 · rdgdoc.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 304,420

F1 · security: Represents a grant of restricted stock units pursuant to the Issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive, upon vesting, one share of Common Stock. These restricted stock units will vest in equal, or nearly equal, installments on March 21 of each of 2026, 2027, and 2028, subject to the reporting person's continuous employment through such date.

SEC source: 0000950170-25-043876 · ownership.xml · nonDerivative · entry 1

LOBEL DAVID S · CIK 0001251226 · Director · 10% owner

Holley Parent Holdings, L.L.C. · CIK 0001871959 · Director · 10% owner

Sentinel Partners V, L.P. · CIK 0001871535 · Director · 10% owner

Sentinel Managing Co V, Inc. · CIK 0001871532 · Director · 10% owner

Sentinel Capital Partners V, L.P. · CIK 0001581247 · Director · 10% owner

Sentinel Capital Partners V-A, L.P. · CIK 0001581249 · Director · 10% owner

Sentinel Capital Investors V, L.P. · CIK 0001581250 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 40,754,834

F1 · kind: On March 20, 2025, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), sold 802,127 shares of Common Stock for aggregate consideration of $1,981,253.69 to an unaffiliated third party (the "Transaction"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F1 · price: On March 20, 2025, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), sold 802,127 shares of Common Stock for aggregate consideration of $1,981,253.69 to an unaffiliated third party (the "Transaction"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F2 · ownership.nature: See Exhibit 99.1 for Joint Filer information.

SEC source: 0001437749-25-007072 · rdgdoc.xml · nonDerivative · entry 2

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 207,187

F2 · shares: Represents shares of common stock issued pursuant to the Issuer's 2021 Omnibus Incentive Plan as a result of the certification of the satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 8, 2024.

SEC source: 0001437749-25-007072 · rdgdoc.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,357

F1 · shares: This amount represents shares automatically withheld upon the vesting of 40,404 restricted shares of common stock on March 8, 2025, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 8, 2025.

SEC source: 0001437749-25-007070 · rdgdoc.xml · nonDerivative · entry 2

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,201

F2 · shares: Represents shares of common stock issued pursuant to the Issuer's 2021 Omnibus Incentive Plan as a result of the certification of the satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 8, 2024.

SEC source: 0001437749-25-007070 · rdgdoc.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 249,682

F1 · shares: This amount represents shares automatically withheld upon the vesting of 80,177 restricted shares of common stock on March 8, 2025, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 8, 2025.

SEC source: 0001437749-25-006496 · rdgdoc.xml · nonDerivative · entry 1

WEAVER JESSE · CIK 0001956264 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 282,114

F1 · shares: This amount represents shares automatically withheld upon the vesting of 25,770 restricted shares of common stock on March 4, 2025, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 4, 2025.

SEC source: 0001437749-25-006498 · rdgdoc.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 208,857

F1 · shares: This amount represents shares automatically withheld upon the vesting of 19,431 restricted shares of common stock on March 4, 2025, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on March 4, 2025.

SEC source: 0000950170-24-138099 · ownership.xml · nonDerivative · entry 1

LOBEL DAVID S · CIK 0001251226 · Director · 10% owner

Holley Parent Holdings, L.L.C. · CIK 0001871959 · Director · 10% owner

Sentinel Partners V, L.P. · CIK 0001871535 · Director · 10% owner

Sentinel Managing Co V, Inc. · CIK 0001871532 · Director · 10% owner

Sentinel Capital Partners V, L.P. · CIK 0001581247 · Director · 10% owner

Sentinel Capital Partners V-A, L.P. · CIK 0001581249 · Director · 10% owner

Sentinel Capital Investors V, L.P. · CIK 0001581250 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 41,556,961

F1 · kind: On December 16, 2024, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), sold 1,743,356 shares of Common Stock for aggregate consideration of $5,230,068 to an unaffiliated third party (the "Transaction"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F1 · price: On December 16, 2024, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), sold 1,743,356 shares of Common Stock for aggregate consideration of $5,230,068 to an unaffiliated third party (the "Transaction"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in the Issuer. The Issuer did not sell or receive shares or receive any consideration in connection with the Transaction, and the Transaction did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F2 · ownership.nature: See Exhibit 99.1 for Joint Filer information.

SEC source: 0001437749-24-035731 · rdgdoc.xml · nonDerivative · entry 1

Kennedy Carly · CIK 0001920979 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,533

F1 · kind: This amount represents shares automatically withheld upon the vesting of 17,211 restricted shares of common stock on November 17, 2024, to cover required tax withholding. The fair market value of HLLY common stock used for purposes of calculating the number of shares to be withheld was the closing price of HLLY common stock as reported on November 17, 2024.

SEC source: 0000950170-24-106368 · ownership.xml · nonDerivative · entry 1

LOBEL DAVID S · CIK 0001251226 · Director · 10% owner

Holley Parent Holdings, L.L.C. · CIK 0001871959 · Director · 10% owner

Sentinel Partners V, L.P. · CIK 0001871535 · Director · 10% owner

Sentinel Managing Co V, Inc. · CIK 0001871532 · Director · 10% owner

Sentinel Capital Partners V, L.P. · CIK 0001581247 · Director · 10% owner

Sentinel Capital Partners V-A, L.P. · CIK 0001581249 · Director · 10% owner

Sentinel Capital Investors V, L.P. · CIK 0001581250 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 43,300,317

F1 · kind: On September 12, 2024, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), made an in-kind distribution, in accordance with Sentinel Holley's governing documents, of an aggregate of 5,873,567 shares of Common Stock to certain of its members, who are primarily former members of management of the Issuer, in exchange for 100% of such members' interests in Sentinel Holley (the "Distribution"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in Holley Inc. No members of Sentinel Holley that are institutional investors received any shares in the Distribution. The Issuer did not distribute or receive shares or receive any consideration in connection with the Distribution, and the Distribution did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F1 · price: On September 12, 2024, Holley Parent Holdings, LLC, d/b/a Sentinel Holley Holdings, ("Sentinel Holley"), made an in-kind distribution, in accordance with Sentinel Holley's governing documents, of an aggregate of 5,873,567 shares of Common Stock to certain of its members, who are primarily former members of management of the Issuer, in exchange for 100% of such members' interests in Sentinel Holley (the "Distribution"). Sentinel Holley is an entity ultimately controlled by Sentinel Capital Partners, LLC that was formed to hold the investment by its affiliated funds and certain other investors in Holley Inc. No members of Sentinel Holley that are institutional investors received any shares in the Distribution. The Issuer did not distribute or receive shares or receive any consideration in connection with the Distribution, and the Distribution did not create any new shares of Common Stock or change the number of shares of outstanding Common Stock of the Issuer.

F2 · ownership.nature: See Exhibit 99.1 for Joint Filer information.

SEC source: 0001437749-24-020387 · rdgdoc.xml · nonDerivative · entry 1

Rubel Matthew E · CIK 0001332547 · Director · Exec. Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 169,979

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.38 to $3.39, inclusive. The reporting person undertakes to provide to Holley Inc., any security holder of Holley Inc., 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 ranges set forth in this footnote.