OTLK

SEC source: 0001209191-21-068135 · doc4.xml · nonDerivative · entry 1

Dagnon Terry · CIK 0001760510 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,163,058

SEC source: 0001209191-21-068137 · doc4.xml · nonDerivative · entry 1

TRENARY C RUSSELL III · CIK 0001227307 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.37 to $1.40, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote to this Form 4.

SEC source: 0001209191-21-067838 · doc4.xml · nonDerivative · entry 1

Dagnon Terry · CIK 0001760510 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,137,857

SEC source: 0001209191-21-068134 · doc4.xml · nonDerivative · entry 1

Evanson Jeff · CIK 0001760511 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,177,130

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.32 - $1.41, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote to this Form 4.

SEC source: 0001209191-21-067644 · doc4.xml · nonDerivative · entry 1

TRENARY C RUSSELL III · CIK 0001227307 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

SEC source: 0001209191-21-067648 · doc4.xml · nonDerivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,000

SEC source: 0001209191-21-067650 · doc4.xml · nonDerivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.385 - $1.39, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote to this Form 4.

SEC source: 0000947871-21-001250 · ownership.xml · nonDerivative · entry 1

Sukhtian Ghiath M. · CIK 0001717441 · Director · 10% owner

GMS Ventures & Investments · CIK 0001804598 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 27,834,257

F1 · ownership.nature: These securities are held of record by GMS Ventures and Investments ("GMS Ventures"). Ghiath M. Sukhtian ("Ghiath Sukhtian"), a natural person, is the holder of a controlling interest in GMS Ventures. GMS Ventures has designated one representative to serve on the Issuer's board of directors. Therefore, GMS Ventures and Ghiath Sukhtian may be deemed a director by deputization.

F2 · ownership.nature: By virtue of the relationships described above in Footnote 1, Ghiath Sukhtian may be deemed to have voting and investment power with respect to the securities held by GMS Ventures noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The Reporting Persons disclaim beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons are the beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-21-059954 · doc4.xml · derivative · entry 1

Huang Andong · CIK 0001815678 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,950

Underlying: Common Stock · 22,950 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $40,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-059953 · doc4.xml · derivative · entry 1

Auffarth Gerd · CIK 0001649867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,245

Underlying: Common Stock · 25,245 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $44,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-059948 · doc4.xml · derivative · entry 1

HILZINGER KURT J · CIK 0001191504 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,425

Underlying: Common Stock · 34,425 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $60,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-059952 · doc4.xml · derivative · entry 1

Gangolli Julian S · CIK 0001532023 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,466

Underlying: Common Stock · 44,466 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $77,500 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-059950 · doc4.xml · derivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,335

Underlying: Common Stock · 47,335 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $82,500 cash fees payable under the Issuers's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-059949 · doc4.xml · derivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,753

Underlying: Common Stock · 44,753 shares

Expires 2031-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $78,000 cash fees payable under the Issuers's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-21-046011 · doc4.xml · derivative · entry 1

TRENARY C RUSSELL III · CIK 0001227307 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,000,000

Underlying: Common Stock · 4,000,000 shares

Expires 2031-07-06

F1 · derivative.exercise_date: 25% of the shares subject to the option shall vest on July 6, 2022, with the remaining shares vesting in equal monthly installments over the following three years thereafter, subject to the Reporting Person's continuous service with the Issuer on each such date. The option is also subject to acceleration under certain circumstances.

SEC source: 0001209191-21-027683 · doc4.xml · nonDerivative · entry 1

KENYON LAWRENCE A · CIK 0001230484 · Director · CEO, Pres, CFO, Treas & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,926

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions within a $1.00 range. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote to this Form 4.

SEC source: 0001209191-21-027685 · doc4.xml · nonDerivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

SEC source: 0001209191-21-027684 · doc4.xml · nonDerivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

SEC source: 0001209191-21-023288 · doc4.xml · derivative · entry 1

Huang Andong · CIK 0001815678 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023286 · doc4.xml · derivative · entry 1

Auffarth Gerd · CIK 0001649867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023278 · doc4.xml · derivative · entry 1

HILZINGER KURT J · CIK 0001191504 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023279 · doc4.xml · derivative · entry 1

THURMAN RANDY H · CIK 0001204059 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023284 · doc4.xml · derivative · entry 1

Gangolli Julian S · CIK 0001532023 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023283 · doc4.xml · derivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-023281 · doc4.xml · derivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,873

Underlying: Common Stock · 20,873 shares

Expires 2031-03-24

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on March 24, 2022, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-21-014542 · doc4.xml · nonDerivative · entry 1

Dagnon Terry · CIK 0001760510 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,127,857

F1 · shares: These shares were sold to cover taxes upon lapse of Issuer's repurchase right as to 25% of the shares as provided in that certain Consulting Agreement dated January 27, 2020.

SEC source: 0001209191-21-014543 · doc4.xml · nonDerivative · entry 1

Evanson Jeff · CIK 0001760511 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,141,930

F1 · shares: These shares were sold to cover taxes upon lapse of Issuer's repurchase right as to 25% of the shares as provided in that certain Consulting Agreement dated January 27, 2020.

SEC source: 0001209191-21-011611 · doc4.xml · nonDerivative · entry 1

Dagnon Terry · CIK 0001760510 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,143,757

F1 · 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 - $2.605, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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. These shares were sold to cover taxes upon lapse of Issuer's repurchase right as to 25% of the shares as provided in that certain Consulting Agreement dated January 27, 2020.

SEC source: 0001209191-21-011612 · doc4.xml · nonDerivative · entry 1

Evanson Jeff · CIK 0001760511 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,150,484

F1 · 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 - $2.605, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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. These shares were sold to cover taxes upon lapse of Issuer's repurchase right as to 25% of the shares as provided in that certain Consulting Agreement dated January 27, 2020.

SEC source: 0000947871-21-000155 · ownership.xml · nonDerivative · entry 1

Sukhtian Ghiath M. · CIK 0001717441 · Director · 10% owner

GMS Ventures & Investments · CIK 0001804598 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,834,257

F1 · ownership.nature: These securities are held of record by GMS Ventures and Investments ("GMS Ventures"). Ghiath M. Sukhtian ("Ghiath Sukhtian"), a natural person, is the holder of a controlling interest in GMS Ventures. GMS Ventures has designated one representative to serve on the Issuer's board of directors. Therefore, GMS Ventures and Ghiath Sukhtian may be deemed a director by deputization.

F2 · ownership.nature: By virtue of the relationships described above in Footnote 1, Ghiath Sukhtian may be deemed to have voting and investment power with respect to the securities held by GMS Ventures noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The Reporting Persons disclaim beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons are the beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001104659-21-012439 · tm215258-1_4seq1.xml · nonDerivative · entry 1

Syntone Ventures LLC · CIK 0001814394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,823,045

SEC source: 0000947871-21-000128 · ownership.xml · nonDerivative · entry 1

Sukhtian Ghiath M. · CIK 0001717441 · Director · 10% owner

GMS Ventures & Investments · CIK 0001804598 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 10,820,630

F1 · ownership.nature: These securities are held of record by GMS Ventures and Investments ("GMS Ventures"). Ghiath M. Sukhtian ("Ghiath Sukhtian"), a natural person, is the holder of a controlling interest in GMS Ventures. GMS Ventures has designated one representative to serve on the Issuer's board of directors. Therefore, GMS Ventures and Ghiath Sukhtian may be deemed a director by deputization.

F2 · ownership.nature: By virtue of the relationships described above in Footnote 1, Ghiath Sukhtian may be deemed to have voting and investment power with respect to the securities held by GMS Ventures noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The Reporting Persons disclaim beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons are the beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-053871 · doc4.xml · derivative · entry 1

Huang Andong · CIK 0001815678 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,805

Underlying: Common Stock · 77,805 shares

Expires 2030-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $40,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053867 · doc4.xml · derivative · entry 1

Auffarth Gerd · CIK 0001649867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,586

Underlying: Common Stock · 85,586 shares

Expires 2030-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $44,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053866 · doc4.xml · derivative · entry 2

HILZINGER KURT J · CIK 0001191504 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,708

Underlying: Common Stock · 116,708 shares

Expires 2030-10-05

F2 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $60,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053870 · doc4.xml · derivative · entry 2

THURMAN RANDY H · CIK 0001204059 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 396,809

Underlying: Common Stock · 396,809 shares

Expires 2030-10-05

F2 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $204,000 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053865 · doc4.xml · derivative · entry 1

Gangolli Julian S · CIK 0001532023 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,748

Underlying: Common Stock · 150,748 shares

Expires 2030-10-05

F1 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $77,500 cash fees payable under the Issuer's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053873 · doc4.xml · derivative · entry 2

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,474

Underlying: Common Stock · 160,474 shares

Expires 2030-10-05

F2 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $82,500 cash fees payable under the Issuers's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053872 · doc4.xml · derivative · entry 2

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,721

Underlying: Common Stock · 151,721 shares

Expires 2030-10-05

F2 · derivative.exercise_date: The options were granted under the 2015 Plan in lieu of $78,000 cash fees payable under the Issuers's non-employee Director compensation program and vest in four equal quarterly installments on the last day of each fiscal quarter such that they are vested in full on September 30, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan.

SEC source: 0001209191-20-053866 · doc4.xml · derivative · entry 1

HILZINGER KURT J · CIK 0001191504 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 217,602

Underlying: Common Stock · 217,602 shares

Expires 2030-10-01

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on October 1, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-053870 · doc4.xml · derivative · entry 1

THURMAN RANDY H · CIK 0001204059 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 259,297

Underlying: Common Stock · 259,297 shares

Expires 2030-10-01

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on October 1, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-053875 · doc4.xml · derivative · entry 1

KENYON LAWRENCE A · CIK 0001230484 · Director · CEO, Pres, CFO, Treas & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,668,984

Underlying: Common Stock · 3,668,984 shares

Expires 2030-10-01

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in four equal installments beginning on October 1, 2021 such that the option shall be vested in full on October 1, 2024, subject to the Reporting Person providing continuous service to the Issuer on each such date, and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-053873 · doc4.xml · derivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 290,372

Underlying: Common Stock · 290,372 shares

Expires 2030-10-01

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on October 1, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-053872 · doc4.xml · derivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 296,352

Underlying: Common Stock · 296,352 shares

Expires 2030-10-01

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on October 1, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-051507 · doc4.xml · nonDerivative · entry 1

Haddadin Yezan Munther · CIK 0001718004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

SEC source: 0001209191-20-051046 · doc4.xml · nonDerivative · entry 1

Sukhtian Faisal Ghiath · CIK 0001716033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.6691 to $0.6789, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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: 0001209191-20-050564 · doc4.xml · nonDerivative · entry 1

THURMAN RANDY H · CIK 0001204059 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,875

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.62 to $0.625, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote to this Form 4.

F2 · balance_after: Reflects a 1-for-8 reverse stock split effected by the Issuer on March 15, 2019 (the "Split Date"). The Reporting Person's previous ownership of 15,000 shares of common stock was adjusted to 1,875 shares of Common Stock on the Split Date.

SEC source: 0001209191-20-043223 · doc4.xml · derivative · entry 1

Huang Andong · CIK 0001815678 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2030-07-17

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on July 17, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-043215 · doc4.xml · derivative · entry 1

Auffarth Gerd · CIK 0001649867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2030-07-17

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on July 17, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.

SEC source: 0001209191-20-043221 · doc4.xml · derivative · entry 1

HILZINGER KURT J · CIK 0001191504 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,000

Underlying: Common Stock · 210,000 shares

Expires 2030-07-17

F1 · derivative.exercise_date: The options were granted under the Issuer's 2015 Equity Incentive Plan (the "2015 Plan") and shall vest in full on July 17, 2021, subject to the Reporting Person providing continuous service to the Issuer on such date and subject to acceleration upon a Change in Control as defined in the 2015 Plan, subject to the Reporting Person providing continuous service to the Issuer through such event.