QRHC

SEC source: 0001209191-17-064490 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Stockbridge Enterprises, L.P. · CIK 0001562438 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stockbridge Enterprises, L.P.

Disclosed balance after: 1,713,186

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated November 6, 2017.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.021242 to $2.081, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Stockbridge Enterprises, L.P. ("Stockbridge"), of which Mitchell A. Saltz ("Saltz") controls the investment decisions. Stockbridge is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-064078 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Stockbridge Enterprises, L.P. · CIK 0001562438 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stockbridge Enterprises, L.P.

Disclosed balance after: 1,738,186

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated November 6, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.0007 to $2.084470, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Stockbridge Enterprises, L.P. ("Stockbridge"), of which Mitchell A. Saltz ("Saltz") controls the investment decisions. Stockbridge is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-064078 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Stockbridge Enterprises, L.P. · CIK 0001562438 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stockbridge Enterprises, L.P.

Disclosed balance after: 1,762,186

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated November 6, 2017.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.99 to $2.084429, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Stockbridge Enterprises, L.P. ("Stockbridge"), of which Mitchell A. Saltz ("Saltz") controls the investment decisions. Stockbridge is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0000899243-17-027700 · doc4.xml · nonDerivative · entry 1

Tomolonius Sarah · CIK 0001685481 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,750

SEC source: 0001209191-17-062218 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Stockbridge Enterprises, L.P. · CIK 0001562438 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stockbridge Enterprises, L.P.

Disclosed balance after: 1,794,186

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated November 6, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.90 to $2.00, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Stockbridge Enterprises, L.P. ("Stockbridge"), of which Mitchell A. Saltz ("Saltz") controls the investment decisions. Stockbridge is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-061810 · doc4.xml · nonDerivative · entry 1

Golden Michael F · CIK 0001309339 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,325

F1 · balance_after: Reflects the 8-for-1 reverse stock split effected on August 10, 2016.

SEC source: 0001209191-17-062218 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Stockbridge Enterprises, L.P. · CIK 0001562438 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stockbridge Enterprises, L.P.

Disclosed balance after: 1,849,686

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated November 6, 2017.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.91 to $1.99, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Stockbridge Enterprises, L.P. ("Stockbridge"), of which Mitchell A. Saltz ("Saltz") controls the investment decisions. Stockbridge is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-061821 · doc4.xml · nonDerivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,511

F1 · kind: The shares were acquired under the Issuer's employee stock purchase plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-17-061819 · doc4.xml · nonDerivative · entry 1

LATHAM LAURIE L · CIK 0001264935 · Senior VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,400

F1 · kind: The shares were acquired under the Issuer's employee stock purchase plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · balance_after: Reflects the 8-for-1 reverse stock split effected on August 10, 2016.

SEC source: 0001209191-17-061814 · doc4.xml · nonDerivative · entry 1

Hatch S. Ray · CIK 0001663269 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,536

F1 · kind: The shares were acquired under the Issuer's employee stock purchase plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-18-026314 · doc4.xml · derivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,500

Underlying: Common Stock · 10,500 shares

Expires 2027-10-02

F1 · derivative.exercise_date: One-fifth of the total number of shares subject to the option shall vest and become exercisable on each anniversary of the date of grant until fully vested on October 2, 2022.

SEC source: 0001209191-17-050637 · doc4.xml · nonDerivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,740

SEC source: 0001209191-17-049989 · doc4.xml · nonDerivative · entry 1

Hatch S. Ray · CIK 0001663269 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,028

F1 · price: The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $1.50 to $1.59, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation, 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 in this footnote to this Form 4.

F2 · balance_after: Reflects the 8-for-1 reverse stock split effected on August 10, 2016.

SEC source: 0001209191-17-033661 · doc4.xml · nonDerivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,740

F1 · kind: The shares were acquired under the Issuer's employee stock purchase plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-17-028271 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,705,863

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.60, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, 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 in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-028017 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,716,997

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.52 to $2.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-028017 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,721,897

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.52 to $2.73, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-027540 · doc4.xml · nonDerivative · entry 3

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,726,397

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.52 to $2.74, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-027540 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,733,443

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.70 to $2.75, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-027540 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,733,966

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.51 to $2.96, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026911 · doc4.xml · nonDerivative · entry 3

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,738,166

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.64, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026911 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,744,566

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026911 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,746,666

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.58, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026455 · doc4.xml · nonDerivative · entry 3

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,756,550

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.60 to $2.63, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026455 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,756,850

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.51 to $2.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-026455 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,767,199

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.61, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-025809 · doc4.xml · nonDerivative · entry 4

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,779,698

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-025809 · doc4.xml · nonDerivative · entry 3

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,792,586

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-025809 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,793,086

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-025809 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,808,684

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-006203 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,809,477

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-006203 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,809,777

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.59, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, 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 in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-005421 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 3,812,516

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.57, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, 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 in this footnote to this Form 4.

F3 · balance_after: Reflects the 8-for-1 reverse stock split effected on August 10, 2016, which was not reflected on the reporting persons' previous Form 4.

F4 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-004634 · doc4.xml · nonDerivative · entry 3

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments

Disclosed balance after: 30,594,295

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.51, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-004634 · doc4.xml · nonDerivative · entry 2

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 30,597,595

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-004634 · doc4.xml · nonDerivative · entry 1

SALTZ MITCHELL A · CIK 0001112727 · Director · 10% owner

Southwest Green Investments, L.L.C. · CIK 0001560933 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Southwest Green Investments, L.L.C.

Disclosed balance after: 30,599,995

F1 · kind: The shares were sold pursuant to a 10b5-1 Trading Plan dated December 8, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.67, inclusive. The reporting person undertakes to provide to Quest Resource Holding Corporation (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3 · ownership.nature: The shares are owned directly by Southwest Green Investments, L.L.C. ("Southwest Green"), a ten percent owner of the Company, and indirectly by Mitchell A. Saltz ("Saltz"). Saltz is a director and a ten percent owner of the Company, and controls the investment decisions of Southwest Green. Southwest Green is owned by a limited partnership in which Saltz owns an indirect interest.

SEC source: 0001209191-17-003678 · doc4.xml · derivative · entry 2

LATHAM LAURIE L · CIK 0001264935 · Senior VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2027-01-12

F2 · derivative.exercise_date: 100% of the total number of shares subject to the option shall vest and become exercisable on January 12, 2018.

SEC source: 0001209191-17-003678 · doc4.xml · derivative · entry 1

LATHAM LAURIE L · CIK 0001264935 · Senior VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2027-01-12

F1 · derivative.exercise_date: One-third of the total number of shares subject to the option shall vest and become exercisable on each of the first, second, and third anniversary of the date of grant, until fully vested on January 12, 2020.

SEC source: 0001209191-16-151766 · doc4.xml · nonDerivative · entry 1

LATHAM LAURIE L · CIK 0001264935 · Senior VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,545

F1 · kind: The shares were acquired under the Issuer's employee stock purchase plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-16-144181 · doc4.xml · derivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

Underlying: Common Stock · 62,500 shares

Expires 2026-10-03

F1 · derivative.exercise_date: One-fifth of the total number of shares subject to the option shall vest and become exercisable on each anniversary of the date of grant until fully vested on October 3, 2021.

SEC source: 0001209191-16-145400 · doc4a.xml · derivative · entry 1

Sweitzer David P · CIK 0001685530 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

Underlying: Common Stock · 62,500 shares

Expires 2026-10-03

F1 · derivative.exercise_date: One-fifth of the total number of shares subject to the option shall vest and become exercisable on each anniversary of the date of grant until fully vested on October 3, 2021.

SEC source: 0001209191-16-142831 · doc4.xml · derivative · entry 1

Tomolonius Sarah · CIK 0001685481 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,500

Underlying: Common Stock · 12,500 shares

Expires 2026-09-22

F1 · derivative.exercise_date: 1/12th of the shares subject to the option shall vest and become exercisable on the last day of each month commencing on the last day of the month in which the option was granted.

F2 · derivative.expiration_date: The options do not terminate on the retirement, death, disability, or other removal of the Reporting Person.