NNUP

SEC source: 0001493152-26-042620 · ownership.xml · nonDerivative · entry 1

FROST PHILLIP MD ET AL · CIK 0000898860 · 10% owner

Frost Gamma Investments Trust · CIK 0001380896 · 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: 1,511,642

F1 · shares: Represents shares of the Issuer's common stock acquired by the Reporting Person from the Issuer as consideration rendered pursuant advisory services provided by the Reporting Person pursuant to that certain Stock Purchase Agreement by and between the Issuer and Frost Gamma Investments Trust, dated September 11, 2023.

F2 · ownership.nature: These securities are held by Frost Gamma Investments Trust, of which the Reporting Person is the trustee. Frost Gamma Limited Partnership is the sole and exclusive beneficiary of Frost Gamma Investments Trust. The Reporting Person is one of two limited partners of Frost Gamma Limited Partnership. The general partner of Frost Gamma Limited Partnership is Frost Gamma, Inc., and the sole shareholder of Frost Gamma, Inc. is Frost-Nevada Corporation, of which the Reporting Person is the sole shareholder. The Reporting Person disclaims beneficial ownership of the securities held by Frost Gamma Investments Trust except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001079973-26-001251 · ownership.xml · nonDerivative · entry 2

Sites Eric · CIK 0001769842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,500

SEC source: 0001079973-26-001251 · ownership.xml · nonDerivative · entry 1

Sites Eric · CIK 0001769842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,000

SEC source: 0001079973-26-001237 · ownership.xml · nonDerivative · entry 1

Sites Eric · CIK 0001769842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000

SEC source: 0001079973-26-001167 · ownership.xml · nonDerivative · entry 2

Winger Matthew C. · CIK 0001906654 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 251,116

SEC source: 0001079973-26-001167 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,916

SEC source: 0001079973-26-000015 · ownership.xml · nonDerivative · entry 2

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,280

F2 · price: On December 29, 2025, the Company withheld 2,360 shares of common stock in satisfaction of the Reporting Person's tax obligations in connection with the above mentioned vesting of outstanding restricted stock units.

SEC source: 0001079973-26-000015 · ownership.xml · nonDerivative · entry 1

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,640

F1 · price: On December 29, 2025, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 will vest on December 29, 2026. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-26-000019 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 245,916

F1 · price: On December 29, 2025, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 will vest on December 29, 2026. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-26-000017 · ownership.xml · nonDerivative · entry 2

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,533

F2 · shares: On December 31, 2025, the Reporting Person entered into a Stock Purchase Agreement between the Company and the Reporting Person whereby the Reporting Person agreed to purchase 33,333 shares of the Company's common stock at a price of $1.50 per share in a private placement.

SEC source: 0001079973-26-000017 · ownership.xml · nonDerivative · entry 1

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 167,200

F1 · price: On December 29, 2025, the Reporting Person was granted restricted stock units, of which 10,000 vested immediately on the grant date and the remaining 10,000 will vest on December 29, 2026. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001553350-25-000215 · ownership.xml · derivative · entry 3

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,000 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: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 vested on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.exercise_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 vested on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 vested on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001553350-25-000215 · ownership.xml · nonDerivative · entry 2

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,640

F3 · price: On December 24, 2025, the Company withheld 2,360 shares of common stock in satisfaction of the Reporting Person's tax obligations in connection with the above mentioned vesting of outstanding restricted stock units.

SEC source: 0001553350-25-000215 · ownership.xml · nonDerivative · entry 1

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

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 · price: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 vested on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F2 · price: On December 24, 2025, 5,000 shares underlying the previously granted restricted stock units vested.

SEC source: 0001104659-25-090057 · tm2526128-1_4seq1.xml · nonDerivative · entry 1

FROST PHILLIP MD ET AL · CIK 0000898860 · 10% owner

Frost Gamma Investments Trust · CIK 0001380896 · 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: 1,489,712

F1 · shares: Represents shares of the Issuer's common stock acquired by the Reporting Person from the Issuer as consideration rendered pursuant advisory services provided by the Reporting Person pursuant to that certain Stock Purchase Agreement by and between the Issuer and Frost Gamma Investments Trust, dated September 11, 2023.

F2 · ownership.nature: These securities are held by Frost Gamma Investments Trust, of which the Reporting Person is the trustee. Frost Gamma Limited Partnership is the sole and exclusive beneficiary of Frost Gamma Investments Trust. The Reporting Person is one of two limited partners of Frost Gamma Limited Partnership. The general partner of Frost Gamma Limited Partnership is Frost Gamma, Inc., and the sole shareholder of Frost Gamma, Inc. is Frost-Nevada Corporation, of which the Reporting Person is the sole shareholder. The Reporting Person disclaims beneficial ownership of the securities held by Frost Gamma Investments Trust except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001079973-25-001396 · ownership.xml · nonDerivative · entry 3

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 147,200

SEC source: 0001079973-25-001396 · ownership.xml · nonDerivative · entry 2

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 143,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $1.60 to $1.64, inclusive. The reporting person undertakes to provide Nocopi Technologies, Inc. ("Nocopi"), any security holder of Nocopi, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001079973-25-001396 · ownership.xml · nonDerivative · entry 1

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,700

SEC source: 0001079973-25-001369 · ownership.xml · nonDerivative · entry 2

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 136,700

SEC source: 0001079973-25-001369 · ownership.xml · nonDerivative · entry 1

Westenburg Kevin Camerer · CIK 0002075433 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $1.55 to $1.60, inclusive. The reporting person undertakes to provide Nocopi Technologies, Inc. ("Nocopi"), any security holder of Nocopi, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001079973-25-001009 · ownership.xml · nonDerivative · entry 1

STEINBERG JOSEPH S · CIK 0000924255 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,445,851

F1 · shares: These securities were acquired by the Reporting Person from a non-affiliate shareholder of Nocopi Technologies, Inc. in a private secondary transaction exempt from the registration requirements of the Securities Act of 1933, as amended.

SEC source: 0001079973-25-001008 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 235,916

F1 · kind: These securities were acquired by the Reporting Person from a non-affiliate shareholder of Nocopi Technologies, Inc. in a private secondary transaction exempt from the registration requirements of the Securities Act of 1933, as amended.

SEC source: 0001104659-25-058297 · tm2517672-1_4seq1.xml · nonDerivative · entry 1

FROST PHILLIP MD ET AL · CIK 0000898860 · 10% owner

Frost Gamma Investments Trust · CIK 0001380896 · 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: 1,467,782

F1 · shares: These securities were acquired by the Reporting Person from a non-affiliate shareholder of Nocopi Technologies, Inc. in a private secondary transaction exempt from the registration requirements of the Securities Act of 1933, as amended.

F2 · ownership.nature: These securities are held by Frost Gamma Investments Trust, of which the Reporting Person is the trustee. Frost Gamma Limited Partnership is the sole and exclusive beneficiary of Frost Gamma Investments Trust. The Reporting Person is one of two limited partners of Frost Gamma Limited Partnership. The general partner of Frost Gamma Limited Partnership is Frost Gamma, Inc., and the sole shareholder of Frost Gamma, Inc. is Frost-Nevada Corporation, of which the Reporting Person is the sole shareholder. The Reporting Person disclaims beneficial ownership of the securities held by Frost Gamma Investments Trust except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001079973-24-001769 · ownership.xml · nonDerivative · entry 1

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,000

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 · price: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F2 · price: On December 24, 2024, 5,000 shares underlying the previously granted restricted stock units vested.

SEC source: 0001079973-24-001785 · ownership.xml · derivative · entry 3

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 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: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F3 · date: This Form 4/A is being filed to correct a typographical error in the Derivative Securities Owned Following the Reported Transaction from 10,000 to 5,000 and to correct the grant date to December 24, 2024.

F1 · derivative.exercise_date: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F3 · balance_after: This Form 4/A is being filed to correct a typographical error in the Derivative Securities Owned Following the Reported Transaction from 10,000 to 5,000 and to correct the grant date to December 24, 2024.

F1 · ownership.direct: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-24-001785 · ownership.xml · derivative · entry 2

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F3 · date: This Form 4/A is being filed to correct a typographical error in the Derivative Securities Owned Following the Reported Transaction from 10,000 to 5,000 and to correct the grant date to December 24, 2024.

F1 · derivative.exercise_date: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · ownership.direct: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-24-001785 · ownership.xml · nonDerivative · entry 1

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,000

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 · price: On December 24, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F2 · price: On December 24, 2024, 5,000 shares underlying the previously granted restricted stock units vested.

SEC source: 0001079973-24-001769 · ownership.xml · derivative · entry 3

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 5,000 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: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.exercise_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · ownership.direct: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-24-001769 · ownership.xml · derivative · entry 2

Glickman Debra Elyse · CIK 0001982827 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.exercise_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · ownership.direct: On December 23, 2024, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 shall vest on December 24, 2025. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-24-001765 · ownership.xml · derivative · entry 1

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,443,548 shares

Expires not disclosed

F1 · derivative.exercise_price: On December 23, 2024, the Reporting Person forfeited restricted stock units previously granted to the Reporting Person on August 16, 2024.

F1 · derivative.exercise_date: On December 23, 2024, the Reporting Person forfeited restricted stock units previously granted to the Reporting Person on August 16, 2024.

F1 · derivative.expiration_date: On December 23, 2024, the Reporting Person forfeited restricted stock units previously granted to the Reporting Person on August 16, 2024.

SEC source: 0001079973-24-001767 · ownership.xml · nonDerivative · entry 1

Goldman Jacqueline Joy · CIK 0001960669 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,000

SEC source: 0001079973-24-001763 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,500

SEC source: 0001079973-24-001783 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · Director · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,500

F1 · shares: This Form 4/A is being filed to correct a typographical error in the Common Stock amount reported acquired from 6,000 to 60,000.

SEC source: 0001079973-24-001586 · ownership.xml · derivative · entry 4

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,443,548

Underlying: Common Stock · 206,221 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: On August 16, 2024, the Reporting Person was granted restricted stock units, which vest ratably quarterly over a two-year period beginning on August 16, 2024. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.exercise_date: On August 16, 2024, the Reporting Person was granted restricted stock units, which vest ratably quarterly over a two-year period beginning on August 16, 2024. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · derivative.expiration_date: On August 16, 2024, the Reporting Person was granted restricted stock units, which vest ratably quarterly over a two-year period beginning on August 16, 2024. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

SEC source: 0001079973-24-001586 · ownership.xml · nonDerivative · entry 2

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,805

F2 · price: On November 16, 2024, 206,221 shares underlying the previously granted restricted stock units vested. In connection with such vesting, the Company withheld 61,416 shares of common stock to cover the Reporting Person's tax obligation in connection with the vesting event.

SEC source: 0001079973-24-001586 · ownership.xml · nonDerivative · entry 1

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 206,221

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 · price: On August 16, 2024, the Reporting Person was granted restricted stock units, which vest ratably quarterly over a two-year period beginning on August 16, 2024. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F2 · price: On November 16, 2024, 206,221 shares underlying the previously granted restricted stock units vested. In connection with such vesting, the Company withheld 61,416 shares of common stock to cover the Reporting Person's tax obligation in connection with the vesting event.

SEC source: 0001104659-24-107406 · tm2425933-1_4seq1.xml · nonDerivative · entry 1

FROST PHILLIP MD ET AL · CIK 0000898860 · 10% owner

Frost Gamma Investments Trust · CIK 0001380896 · 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: 1,271,930

F1 · shares: Represents shares of the Issuer's common stock acquired by the Reporting Person from the Issuer as consideration rendered pursuant advisory services provided by the Reporting Person pursuant to that certain Stock Purchase Agreement by and between the Issuer and Frost Gamma Investments Trust, dated September 11, 2023.

F2 · ownership.nature: These securities are held by Frost Gamma Investments Trust, of which the Reporting Person is the trustee. Frost Gamma Limited Partnership is the sole and exclusive beneficiary of Frost Gamma Investments Trust. The Reporting Person is one of two limited partners of Frost Gamma Limited Partnership. The general partner of Frost Gamma Limited Partnership is Frost Gamma, Inc., and the sole shareholder of Frost Gamma, Inc. is Frost-Nevada Corporation, of which the Reporting Person is the sole shareholder. The Reporting Person disclaims beneficial ownership of the securities held by Frost Gamma Investments Trust except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001079973-24-001287 · ownership.xml · derivative · entry 1

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,649,769

Underlying: Common Stock · 1,649,769 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F1 · timeliness: Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.

F2 · shares: On August 16, 2024, the Reporting Person agreed to cancel a prior grant (the "Prior Grant") to the Reporting Person of 1,000,000 restricted stock units of the Company granted to the Reporting Person by the Company's Board of Directors (the "Board") on October 10, 2023. The grant disclosed in Table II was granted to the Reporting Person by the Board on August 16, 2024 as a replacement in lieu of the Prior Grant.

F3 · derivative.exercise_date: The restricted stock units vest ratably quarterly over a two-year period beginning on August 16, 2024.

F3 · derivative.expiration_date: The restricted stock units vest ratably quarterly over a two-year period beginning on August 16, 2024.

SEC source: 0001079973-24-000996 · ownership.xml · nonDerivative · entry 1

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 3,087,650

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.94 to $2.99, inclusive. The reporting person undertakes to provide to Nocopi Technologies, Inc. ("Nocopi"), any security holder of Nocopi, 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.

SEC source: 0001079973-24-000816 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,500

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.78 to $2.99, inclusive. The reporting person undertakes to provide to Nocopi Technologies, Inc. ("Nocopi"), any security holder of Nocopi, 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.

SEC source: 0001553350-23-000410 · ownership.xml · nonDerivative · entry 3

Winger Matthew C. · CIK 0001906654 · Director · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,000

SEC source: 0001553350-23-000410 · ownership.xml · nonDerivative · entry 2

Winger Matthew C. · CIK 0001906654 · Director · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,000

SEC source: 0001553350-23-000410 · ownership.xml · nonDerivative · entry 1

Winger Matthew C. · CIK 0001906654 · Director · EVP - Corporate Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,000

F1 · balance_after: This amount has been adjusted to reflect the one-for-ten reverse stock split effected by Nocopi Technologies, Inc. ("Nocopi") on September 2, 2022, as reported by Nocopi in its Form 8-K filed with the Securities and Exchange Commission on August 25, 2022.

SEC source: 0001553350-23-000408 · ownership.xml · nonDerivative · entry 2

Goldman Jacqueline Joy · CIK 0001960669 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,000

SEC source: 0001553350-23-000408 · ownership.xml · nonDerivative · entry 1

Goldman Jacqueline Joy · CIK 0001960669 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,500

SEC source: 0001079973-23-001197 · ownership.xml · nonDerivative · entry 3

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 3,085,150

SEC source: 0001079973-23-001197 · ownership.xml · nonDerivative · entry 2

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 3,084,150

SEC source: 0001079973-23-001197 · ownership.xml · nonDerivative · entry 1

Liebowitz Michael · CIK 0001766109 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 3,083,250

SEC source: 0001079973-22-001120 · ownership.xml · nonDerivative · entry 1

Liebowitz Michael · CIK 0001766109 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 3,083,150

F1 · balance_after: This amount has been adjusted to reflect the one-for-ten reverse stock split effected by Nocopi Technologies, Inc. ("Nocopi") on September 2, 2022, as reported by Nocopi in its Form 8-K filed with the Securities and Exchange Commission on August 25, 2022.

F1 · ownership.nature: This amount has been adjusted to reflect the one-for-ten reverse stock split effected by Nocopi Technologies, Inc. ("Nocopi") on September 2, 2022, as reported by Nocopi in its Form 8-K filed with the Securities and Exchange Commission on August 25, 2022.

SEC source: 0001829126-22-013354 · ownership.xml · nonDerivative · entry 2

Liebowitz Michael · CIK 0001766109 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By MSL 18 HOLDINGS LLC

Disclosed balance after: 18,331,495