Duey Marc

SEC source: 0001104659-26-075280 · tm2618211-3_4seq1.xml · derivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,555

Underlying: Common Stock · 12,555 shares

Expires 2036-06-16

F3 · derivative.exercise_date: The option vests in full on June 16, 2027, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-26-075280 · tm2618211-3_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 259,290

F1 · shares: These shares represent restricted stock units which were granted on June 16, 2026, and which will vest and be settled in common stock on June 16, 2027, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-25-120156 · tm2533219-3_4seq1.xml · derivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,459

Underlying: Common Stock · 21,459 shares

Expires not disclosed

F3 · price: The Common Warrants are immediately exercisable, provided, that, the Common Warrants cannot be exercised to the extent that, upon giving effect to or immediately prior to such exercise, would cause either (i) the aggregate number of shares of Common Stock beneficially owned by such holder (together with its affiliates) would exceed 4.99% of the number of shares of Common Stock outstanding immediately after giving effect to such exercise or (ii) the combined voting power of the Issuer's securities beneficially owned by such holder (together with its affiliates) would exceed 9.99% of the combined voting power of all of the Issuer's securities outstanding immediately after giving effect to the exercise.

F4 · price: The Common Warrants will expire on or prior to 5:00 p.m. (New York City time) on the fifth year anniversary of the earlier of: (i) the effective date of the registration statement registering the underlying Shares of the Common Warrants and (ii) the date the Shares underlying the Common Warrants are eligible for sale under Rule 144 (assuming cashless exercise of the Common Warrants) without the requirement for the Issuer to be in compliance with the current public information required under Rule 144.

F3 · derivative.expiration_date: The Common Warrants are immediately exercisable, provided, that, the Common Warrants cannot be exercised to the extent that, upon giving effect to or immediately prior to such exercise, would cause either (i) the aggregate number of shares of Common Stock beneficially owned by such holder (together with its affiliates) would exceed 4.99% of the number of shares of Common Stock outstanding immediately after giving effect to such exercise or (ii) the combined voting power of the Issuer's securities beneficially owned by such holder (together with its affiliates) would exceed 9.99% of the combined voting power of all of the Issuer's securities outstanding immediately after giving effect to the exercise.

F4 · derivative.expiration_date: The Common Warrants will expire on or prior to 5:00 p.m. (New York City time) on the fifth year anniversary of the earlier of: (i) the effective date of the registration statement registering the underlying Shares of the Common Warrants and (ii) the date the Shares underlying the Common Warrants are eligible for sale under Rule 144 (assuming cashless exercise of the Common Warrants) without the requirement for the Issuer to be in compliance with the current public information required under Rule 144.

SEC source: 0001104659-25-120156 · tm2533219-3_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 256,155

F1 · shares: On December 8, 2025, the Issuer entered into a securities purchase agreement with certain accredited investors, including the Reporting Person. Pursuant to the terms of the Purchase Agreement, the Issuer issued and sold to the Reporting Person in a private placement which closed on December 10, 2025 an aggregate of 21,459 shares of the Issuer's common stock ("Shares") at a purchase price of $1.165. The Reporting Person also received accompanying common warrants ("Common Warrants") to purchase up to an aggregate of 21,459 Shares.

SEC source: 0001104659-25-057809 · tm2517366-2_4seq1.xml · derivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,185

Underlying: Common Stock · 4,185 shares

Expires 2035-06-05

F3 · derivative.exercise_date: The option vests in full on June 5, 2026, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-25-057809 · tm2517366-2_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 234,696

F1 · shares: These shares represent restricted stock units which were granted on June 5, 2025, and which will vest and be settled in common stock on June 5, 2026, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-24-111548 · tm2426908-1_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,651

F1 · kind: The Reporting Person's sale of Issuer's common stock reported herein was automatically transacted by the Reporting Person's broker as a result of an insufficient cash position in the Reporting Person's brokerage account. Further, the Reporting Person's sale of Issuer's common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934 (i) to the extent of 190 shares, with the Reporting Person's purchase of 190 shares of the Issuer's common stock at a price of $2.5837 on October 14, 2024, and (ii) to the extent of 6,272 shares, with the Reporting Person's purchase of 30,000 shares of the Issuer's common stock at a price of $4.39 per share on October 16, 2024. The Reporting Person has agreed to pay to Issuer $1,558.05 which represents the full amount of the profit realized in connection with the short-swing transaction.

F2 · price: These shares were sold in multiple transactions on October 18, 2024, each at $4.578 per share.

SEC source: 0001104659-24-109386 · tm2426287-1_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 240,113

SEC source: 0001104659-24-108963 · tm2426059-5_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 210,113

SEC source: 0001104659-24-073932 · tm2417666-1_4seq1.xml · derivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,185

Underlying: Common Stock · 4,185 shares

Expires 2034-06-20

F3 · derivative.exercise_date: The option vests in full on June 20, 2025, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-24-073932 · tm2417666-1_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 209,923

F1 · shares: These shares represent restricted stock units which were granted on June 20, 2024, and which will vest and be settled in common stock on June 20, 2025, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · derivative · entry 6

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,000

Underlying: Common Stock · 2,000 shares

Expires 2033-08-23

F5 · derivative.exercise_date: The option vests in full on August 23, 2024, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · nonDerivative · entry 2

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 208,878

F1 · shares: These shares represent restricted stock units which were granted on August 23, 2023, and which will vest and be settled in common stock on August 23, 2024, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

F2 · balance_after: Reflects a one-for-20 reverse split, effective as of 5:00 p.m. Eastern Time on February 10, 2023

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · derivative · entry 5

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 0

Underlying: Common Stock · 11,610 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.

F4 · derivative.exercise_date: Following stockholder approval at the Issuer's annual stockholder's meeting, each share of Series A Non-Voting Convertible Preferred Stock is convertible into 10 shares of the Issuer's common stock ("Common Stock") at any time at the option of the holder thereof, subject to certain limitations, including that a holder of Series A Non-Voting Convertible Preferred Stock is prohibited from converting shares of Series A Non-Voting Convertible Preferred Stock into shares of Common Stock if, as a result of such conversion, such holder, together with its affiliates, would beneficially own more than a specified percentage (to be established by the holder between 4.9% and 19.9%) of the total number of shares of Common Stock issued and outstanding immediately after giving effect to such conversion. The Series A Non-Voting Convertible Preferred Stock has no expiration date.

F4 · derivative.expiration_date: Following stockholder approval at the Issuer's annual stockholder's meeting, each share of Series A Non-Voting Convertible Preferred Stock is convertible into 10 shares of the Issuer's common stock ("Common Stock") at any time at the option of the holder thereof, subject to certain limitations, including that a holder of Series A Non-Voting Convertible Preferred Stock is prohibited from converting shares of Series A Non-Voting Convertible Preferred Stock into shares of Common Stock if, as a result of such conversion, such holder, together with its affiliates, would beneficially own more than a specified percentage (to be established by the holder between 4.9% and 19.9%) of the total number of shares of Common Stock issued and outstanding immediately after giving effect to such conversion. The Series A Non-Voting Convertible Preferred Stock has no expiration date.

F3 · ownership.nature: The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, or for any other purpose.

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · derivative · entry 4

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,009,690 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.

F4 · derivative.exercise_date: Following stockholder approval at the Issuer's annual stockholder's meeting, each share of Series A Non-Voting Convertible Preferred Stock is convertible into 10 shares of the Issuer's common stock ("Common Stock") at any time at the option of the holder thereof, subject to certain limitations, including that a holder of Series A Non-Voting Convertible Preferred Stock is prohibited from converting shares of Series A Non-Voting Convertible Preferred Stock into shares of Common Stock if, as a result of such conversion, such holder, together with its affiliates, would beneficially own more than a specified percentage (to be established by the holder between 4.9% and 19.9%) of the total number of shares of Common Stock issued and outstanding immediately after giving effect to such conversion. The Series A Non-Voting Convertible Preferred Stock has no expiration date.

F4 · derivative.expiration_date: Following stockholder approval at the Issuer's annual stockholder's meeting, each share of Series A Non-Voting Convertible Preferred Stock is convertible into 10 shares of the Issuer's common stock ("Common Stock") at any time at the option of the holder thereof, subject to certain limitations, including that a holder of Series A Non-Voting Convertible Preferred Stock is prohibited from converting shares of Series A Non-Voting Convertible Preferred Stock into shares of Common Stock if, as a result of such conversion, such holder, together with its affiliates, would beneficially own more than a specified percentage (to be established by the holder between 4.9% and 19.9%) of the total number of shares of Common Stock issued and outstanding immediately after giving effect to such conversion. The Series A Non-Voting Convertible Preferred Stock has no expiration date.

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · nonDerivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 602

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.

F2 · balance_after: Reflects a one-for-20 reverse split, effective as of 5:00 p.m. Eastern Time on February 10, 2023

F3 · ownership.nature: The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, or for any other purpose.

SEC source: 0001104659-23-095017 · tm2324788-4_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,167,589

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.

SEC source: 0001104659-22-084762 · tm2222147-2_4seq1.xml · derivative · entry 3

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,575

Underlying: Common Stock · 29,575 shares

Expires 2032-07-28

F2 · derivative.exercise_date: The option vests in full on July 28, 2023, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.

SEC source: 0001104659-22-084762 · tm2222147-2_4seq1.xml · nonDerivative · entry 1

Duey Marc · CIK 0001925150 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,899

F1 · shares: These shares represent restricted stock units which were granted on July 28, 2022, and which will vest and be settled in common stock on July 28, 2023, subject to the reporting person's continued service on the Issuer's board of directors through and including the applicable vesting date and subject to acceleration under certain conditions.