Addendum to Employment Agreement of Ross Portaro, dated May 9, 2023

a)

Executive’s Obligations. Executive hereby acknowledges and agrees that all Personal Property (as defined below) and equipment furnished to, or prepared by, Executive in the course of, or incident to, Executive’s employment, belongs to the Company and shall be promptly returned to the Company upon termination of Executive’s employment (and will not be kept in Executive’s possession or delivered to anyone else). For purposes of this Agreement, “Personal Property” includes, without limitation, all books, manuals, records, reports, notes, contracts, lists, blueprints, and other documents, or materials, or copies thereof (including computer files), keys, building card keys, company credit cards, telephone calling cards, computer hardware and software, cellular and portable telephone equipment, personal digital assistant (“PDA”) devices, and all other proprietary information relating to the business of the Company or its subsidiaries or affiliates. Following termination, Executive shall not retain any written or other tangible material containing any proprietary information of the Company or its subsidiaries or affiliates. In addition. Executive shall continue to be subject to the Confidential Information Agreement. The representations and warranties contained herein and Executive’s obligations under Subsection 4(a) and the Confidential Information Agreement (the terms of which are incorporated herein) shall survive the termination of Executive’s employment and the termination of this Agreement.

b)

Payments of Accrued Obligations upon Termination of Employment. Upon a termination of Executive’s employment for any reason, Executive (or Executive’s estate or legal representative, as applicable) shall be entitled to receive, within ten (10) days after the date of termination of Executive’s employment with the Company (or such earlier date as may be required by applicable law): (i) any portion of the Executive’s Base Salary earned through Executive’s date of termination of employment not theretofore paid, (ii) any expenses owed to Executive under Section 2(j) above, (iii) any accrued but unused vacation pay owed to Executive pursuant to Section 2(i) above, and (iv) any amount arising from Executive’s participation in, or benefits under, any employee benefit plans, programs or arrangements under Section 2(h) above, which amounts shall be payable in accordance with the terms and conditions of such employee benefit plans, programs or arrangements.

c)

Covered Termination Other Than During a Change in Control Period. If Executive experiences a Covered Termination at any time other than during a Change in Control Period, then in addition to any accrued obligations payable under Section 4(b) above, the Company shall provide Executive with all of the following:

i.

Pay in Lieu of Notice. Executive shall be entitled to receive pay in lieu of notice of termination in a lump sum amount equal to six (6) months of Executive’s then-existing annual Base Salary in effect as of Executive’s termination date, less applicable withholdings, which shall be inclusive of Executive’s entitlements under the employments standards of the state of North Carolina(the “ESA”) in respect of notice of termination or pay in lieu thereof and severance pay (if applicable).

ii.

Pay in Lieu of Bonus. Additionally, the Executive will receive a lump sum payment equal to one (1) times Executive’s target Annual Bonus assuming achievement of performance goals at target, pro rata, in each case, as in effect as of Executive’s termination date. Such amounts will be subject to applicable withholdings.

iii.

Benefits Continuation. The Company shall continue Executive’s participation in group benefits plans sponsored by the Company, subject to the terms and conditions of such plans, for the period commencing on the date of termination of Executive’s employment through the earlier of (A) the last day of the sixth (6^th) calendar month following the date of termination of Executive’s employment and (B) the date Executive and Executive’s covered dependents, if any, become eligible for coverage under another employer’s plan(s). Executive shall notify the Company immediately if Executive becomes covered by a group plan of a subsequent employer. In no event will Executive’s benefits be continued for less time than the minimum applicable notice of termination period under the ESA.

d)

Covered Termination During a Change in Control Period. If Executive experiences a Covered Termination during a Change in Control Period, then in addition to any accrued obligations payable under Section 4(b) above, the Company shall provide Executive with all of the following:

i.

Pay in Lieu of Notice. Executive shall be entitled to receive pay in lieu of notice of termination in a lump sum amount equal to nine (9) months of Executive’s then-existing annual Base Salary in effect as of Executive’s termination date, less applicable withholdings, which shall be inclusive of Executive’s entitlements under the ESA in respect of notice of termination or pay in lieu thereof and severance pay (if applicable).

ii.

Pay in Lieu of Bonus. Additionally, Executive will receive a lump sum payment equal to one (1) times Executive’s target Annual Bonus assuming achievement of performance goals at target, pro rata, in each case, as in effect as of Executive’s termination date. Such amounts will be subject to applicable withholdings.

iii.

Equity Awards. Each outstanding equity award, including, without limitation, each stock option and restricted stock award, held by Executive shall automatically become vested and, if applicable, exercisable and any forfeiture restrictions or rights of repurchase thereon shall immediately lapse, in each case, with respect to one hundred percent (100%) of the then-unvested shares subject to such outstanding award effective as of immediately prior to such the date of termination of Executive’s employment.

iv.

Benefits Continuation. The Company shall continue Executive’s participation in group benefits plans sponsored by the Company, subject to the terms and conditions of such plans, for the period commencing on the date of termination of Executive’s employment through the earlier of (A) the last day of the ninth (9^th) full calendar month following the date of termination of Executive’s employment and (B) the date Executive and Executive’s covered dependents, if any, become eligible for coverage under another employer’s plan(s). Executive shall notify the Company immediately if Executive becomes covered by a group plan of a subsequent employer. In no event will Executive’s benefits be continued for less time than the minimum applicable notice of termination period under the ESA.

e)

Termination for Cause. The Company may terminate Executive’s employment for Cause. If Executive’s employment is terminated by the Company for Cause, the Company will provide the Executive with the accrued obligations payable under Section 4(b) above, and, only if applicable, the Employee’s minimum entitlements under the ESA in respect of notice or pay in lieu of notice, severance pay (if applicable) and continuation of benefits for the minimum statutory notice period.

f)

ESA Prevails; Full and Final Satisfaction; No Other Obligations. To the extent that the compensation and benefits provided under this Section 4 do not fully satisfy Executive’s minimum entitlements under the ESA, payment and provision of any additional compensation and benefits that are then required to be paid or provided to Executive in order to satisfy Employee’s minimum entitlements under the ESA will be paid and/or provided. For absolute clarity, in no case will Executive receive less than the minimum payments and benefits that are required to be provided to him by the Company upon such termination pursuant to the ESA.

g)

No Requirement to Mitigate: Survival. Executive shall not be required to mitigate the amount of any payment provided for under this Agreement by seeking other employment or in any other manner. Notwithstanding anything to the contrary in this Agreement, the termination of Executive’s employment shall not impair the rights or obligations of any Party.