Form: SCHEDULE 13D

General Statement of Acquisition of Beneficial Ownership

November 14, 2025






If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).






SCHEDULE 13D




Comment for Type of Reporting Person:
Footnote to Rows 7 and 9: Consists of (i) 1,258,584 shares held by Warren B. Kanders, (ii) 1,305,650 shares held by Warren B. Kanders Roth IRA, (iii) 10,216,192 shares held by Kanders SAF, LLC ("Kanders SAF"); and (iv) options to purchase an aggregate of 232,635 shares of common stock which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are presently exercisable or exercisable within 60 days of the date hereof; and excludes (i) 229,797 shares underlying stock options to purchase shares of common stock which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are not presently exercisable or exercisable within 60 days of the date hereof; and (ii) 71,481 shares underlying restricted common units award which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are not presently vested or vesting within 60 days of the date hereof. Mr. Kanders is the sole member and manager of Kanders SAF, and accordingly all of the shares of the Issuer's common stock held by Kanders SAF may be deemed to be beneficially owned by Mr. Kanders. Footnote to Rows 8 and 10: Consists of 23,450 shares held by Allison Kanders Roth IRA. Allison Kanders is the wife of Mr. Kanders, and accordingly all of the shares of the Issuer's common stock held by Allison Kanders may be deemed to be beneficially owned by Mr. Kanders. Footnote to Row 11: The amount reported above as being beneficially owned by Mr. Kanders (i) includes, without duplication, the shares reported in Rows 7 and 9 plus the shares reported in Rows 8 and 10; and (ii) excludes, without duplication, (a) 229,797 shares underlying stock options to purchase shares of common stock which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are not presently exercisable or exercisable within 60 days of the date hereof; and (b) 71,481 shares underlying restricted common units award which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are not presently vested or vesting within 60 days of the date hereof. Footnote to Row 13: The percentage of shares of common stock reported as being beneficially owned by Mr. Kanders is based upon 42,245,528 shares of common stock outstanding as of the date hereof, which includes: (i) 40,663,844 shares of common stock outstanding as of November 3, 2025, as set forth in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2025 filed with the Securities and Exchange Commission on November 4, 2025; (ii) options to purchase an aggregate of 232,635 shares of common stock which were previously granted under the Issuer's 2021 Stock Incentive Plan and that are presently exercisable or exercisable within 60 days of the date hereof; and (iii) an aggregate of 1,349,049 shares of common stock outstanding upon the vesting on November 10, 2025 of restricted stock units awards previously granted under the Issuer's 2021 Stock Incentive Plan.


SCHEDULE 13D




Comment for Type of Reporting Person:
Footnote to Rows 7, 9 and 11: Mr. Kanders is the sole member and manager of Kanders SAF, and accordingly may be deemed to beneficially own all of the shares of the Company's common stock held by Kanders SAF. Footnote to Row 13: The percentage of shares of common stock reported as being beneficially owned by Kanders SAF is based upon 42,012,893 shares of common stock outstanding as of the date hereof, which includes: (i) 40,663,844 shares of common stock outstanding as of November 3, 2025, as set forth in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2025 filed with the Securities and Exchange Commission on November 4, 2025; and (ii) an aggregate of 1,349,049 shares of common stock outstanding upon the vesting on November 10, 2025 of restricted stock units awards previously granted under the Issuer's 2021 Stock Incentive Plan.


SCHEDULE 13D


 
Warren B. Kanders
 
Signature:/s/ Warren B. Kanders
Name/Title:Warren B. Kanders
Date:11/14/2025
 
Kanders SAF, LLC
 
Signature:/s/ Warren B. Kanders
Name/Title:Warren B. Kanders / Manager
Date:11/14/2025