SNYDER DAVID S

SEC source: 0001193125-26-021729 · ownership.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,041

Underlying: Common Stock, par value $0.0001 per share · 140,041 shares

Expires 2036-01-22

F1 · derivative.exercise_date: Subject to continuous service through each vesting date, the shares underlying the option will vest in monthly installments over the next 36 months. Upon a change in control of the Issuer, the shares underlying the option will vest and the option will become immediately exercisable pursuant to the Issuer's 2021 Equity Incentive Plan, as amended and restated effective November 17, 2022.

SEC source: 0000950170-25-004575 · ownership.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,562

Underlying: Common Stock, par value $0.0001 per share · 140,562 shares

Expires 2035-01-09

F1 · derivative.exercise_date: The option will vest in monthly installments over 36 months commencing on February 9, 2025, subject to continuous service on each vesting date.

SEC source: 0001493152-24-046106 · ownership.xml · nonDerivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,800

SEC source: 0000950170-24-069551 · ownership.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,596

Underlying: Common Stock · 70,596 shares

Expires 2034-06-03

F1 · derivative.exercise_date: Subject to continuous service, the shares subject to the option vest in equal monthly installments over a period of 36 months, commencing on July 3, 2024.

SEC source: 0001493152-24-004815 · ownership.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,819

Underlying: Common Stock · 81,819 shares

Expires 2034-01-31

F1 · derivative.exercise_date: The option will vest in 36 equal monthly installments commencing February 29, 2024, subject to continuous service on each vesting date.

SEC source: 0001493152-23-006389 · ownership.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,000

Underlying: Common Stock · 115,000 shares

Expires 2033-02-27

F1 · derivative.exercise_date: Subject to continuous service, the shares subject to the option vest in equal monthly installments over a period of 36 months commencing on March 27, 2023.

SEC source: 0001493152-23-000224 · ownership.xml · derivative · entry 2

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,500

Underlying: Common Stock, par value $0.0001 per share · 3,500 shares

Expires 2025-01-03

F1 · price: Reporting Person purchased 7,000 shares of Common Stock and an accompanying warrant to purchase 3,500 shares of Common Stock in the Issuer's initial public offering at a combined purchase price of $5.00 per share and accompanying warrant.

SEC source: 0001493152-23-000224 · ownership.xml · nonDerivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,000

F1 · price: Reporting Person purchased 7,000 shares of Common Stock and an accompanying warrant to purchase 3,500 shares of Common Stock in the Issuer's initial public offering at a combined purchase price of $5.00 per share and accompanying warrant.

SEC source: 0001698530-20-000020 · wf-form4_158436278626721.xml · derivative · entry 2

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 230,200

Underlying: Common Stock · 230,200 shares

Expires 2030-03-12

F2 · derivative.exercise_date: This option vests in 48 substantially equal monthly installments from March 13, 2020, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

SEC source: 0001698530-20-000020 · wf-form4_158436278626721.xml · nonDerivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,248

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $1.3650 to $1.43, inclusive. The reporting person undertakes to provide to Exicure, Inc., any security holder of Exicure, 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 footnote (1) to this Form 4.

SEC source: 0001698530-19-000010 · wf-form4_155147710326978.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Common Stock · 250,000 shares

Expires 2029-02-27

F1 · derivative.exercise_date: This option vests in 48 substantially equal monthly installments from February 28, 2019, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

SEC source: 0001698530-18-000038 · wf-form4_153333187899131.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2028-08-01

F1 · derivative.exercise_date: This option vests in 48 substantially equal monthly installments from August 2, 2018, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

SEC source: 0000899243-17-022828 · doc4.xml · derivative · entry 3

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,412

Underlying: Common Stock · 12,412 shares

Expires 2027-01-04

F1 · derivative.exercise_price: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.exercise_price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F1 · shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F2 · price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F5 · derivative.exercise_date: This option vests in 48 substantially equal monthly installments from December 15, 2016, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

F1 · derivative.underlying_shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.underlying_shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

SEC source: 0000899243-17-022828 · doc4.xml · derivative · entry 2

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,859

Underlying: Common Stock · 19,859 shares

Expires 2025-04-28

F1 · derivative.exercise_price: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.exercise_price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F1 · shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F2 · price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F4 · derivative.exercise_date: This option vests in 48 substantially equal monthly installments from February 20, 2015, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

F1 · derivative.underlying_shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.underlying_shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

SEC source: 0000899243-17-022828 · doc4.xml · derivative · entry 1

SNYDER DAVID S · CIK 0001398625 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 374,133

Underlying: Common Stock · 374,133 shares

Expires 2024-10-02

F1 · derivative.exercise_price: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.exercise_price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F1 · shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F2 · price: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.

F3 · derivative.exercise_date: This option vested 25% on July 11, 2015, and the remaining 75% vests in 36 substantially equal monthly installments thereafter, subject to the Reporting Person's continued service with the Issuer and certain change of control provisions.

F1 · derivative.underlying_shares: Pursuant to that certain Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of September 26, 2017, by and among the Issuer then known as Max-1 Acquisition Corporation, Max-1 Acquisition Sub, Inc. and the corporation then known as Exicure, Inc. ("Exicure OpCo"), each outstanding share of Exicure OpCo capital stock (other than shares of Series C Preferred Stock of Exicure OpCo) was converted into 0.49649 shares of the Issuer's common stock (the "Conversion Ratio") and each outstanding share of Series C Preferred Stock of Exicure OpCo was converted into 0.7666652 shares of the Issuer's common stock (the "Series C Conversion Ratio").

F2 · derivative.underlying_shares: Each option to purchase shares of Exicure OpCo outstanding and unexercised was assumed by the Issuer pursuant to the Merger Agreement and was converted into an option, subject to vesting, to purchase shares of common stock of the Issuer, with the number of shares of the Issuer's common stock underlying such option and the exercises price for such option adjusted to reflect the Conversion Ratio.