| Transactions | |||
| All | Buy | Sell | Option Exercise |
Filer's Name |
Relationship/ Title |
Trans. Date |
Trans. Type |
Ownership Type |
Security Type |
Shares |
Price |
Trans. Value |
Total Shares Owned |
| Chang David D | President and CEO | 03/16/2026 | DS | Direct | COM | 47,763 | $2.47 | $117,974.61 | 5,150,599 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 03/16/2026 | DS | Direct | COM | 4,835 | $2.47 | $11,942.45 | 198,205 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 03/02/2026 | DS | Direct | COM | 7,132 | $2.60 | $18,543.20 | 203,040 |
| Douglas Earl Martin | SVP, General Counsel | 02/02/2026 | DS | Direct | COM | 22,900 | $1.76 | $40,304.00 | 564,948 |
| Roberts Zachary | EVP of R&D | 02/02/2026 | DS | Direct | COM | 35,700 | $1.77 | $63,189.00 | 581,166 |
| Yoshiyama Annie | SVP, Finance | 02/02/2026 | DS | Direct | COM | 4,167 | $1.72 | $7,167.24 | 130,322 |
| Parker Geoffrey M. | CHIEF FINANCIAL OFFICER | 02/02/2026 | DS | Direct | COM | 24,001 | $1.76 | $42,241.76 | 1,252,795 |
| Chang David D | President and CEO | 02/02/2026 | DS | Direct | COM | 95,269 | $1.80 | $171,484.20 | 5,185,862 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 02/02/2026 | DS | Direct | COM | 7,549 | $1.73 | $13,059.77 | 210,172 |
| Roberts Zachary | EVP of R&D | 01/21/2026 | DS | Direct | COM | 26,269 | $1.56 | $40,979.64 | 616,866 |
| Kazam Joshua A | Director | 12/18/2025 | AM | Direct | COM | 47,700 | $0.00 | $0.00 | 350,763 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 11/17/2025 | DS | Direct | COM | 786 | $1.22 | $958.92 | 217,721 |
| Parker Geoffrey M. | CHIEF FINANCIAL OFFICER | 10/21/2025 | DS | Direct | COM | 36,744 | $1.26 | $46,168.84 | 1,276,796 |
| Messemer Deborah M. | Director | 06/10/2025 | DS | Direct | COM | 36,885 | $1.42 | $52,376.70 | 107,431 |
| Yoshiyama Annie | SVP, Finance | 04/21/2025 | DS | Direct | COM | 9,601 | $1.41 | $13,537.41 | 130,663 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 03/14/2025 | DS | Direct | COM | 5,488 | $1.98 | $10,838.80 | 218,507 |
| Chang David D | President and CEO | 03/14/2025 | DS | Direct | COM | 46,668 | $1.96 | $91,469.28 | 5,276,569 |
| Beneski Benjamin Machinas | SVP, Chief Technical Officer | 03/01/2025 | AA | Direct | COM | 31,755 | $0.00 | $0.00 | 223,995 |
| Messemer Deborah M. | Director | 02/18/2025 | DS | Direct | COM | 13,313 | $2.43 | $32,350.59 | 144,316 |
| Roberts Zachary | EVP of R&D | 02/03/2025 | DS | Direct | COM | 18,832 | $1.70 | $32,014.40 | 643,135 |
| Chang David D | President and CEO | 02/03/2025 | DS | Direct | COM | 46,003 | $1.68 | $77,285.04 | 5,317,237 |
| Moore Timothy L. | Chief Technical Officer | 02/03/2025 | DS | Direct | COM | 14,746 | $1.71 | $25,215.66 | 250,713 |
| Parker Geoffrey M. | CHIEF FINANCIAL OFFICER | 02/03/2025 | DS | Direct | COM | 4,361 | $1.73 | $7,544.53 | 1,301,540 |
| Douglas Earl Martin | SVP, General Counsel | 02/03/2025 | DS | Direct | COM | 6,404 | $1.71 | $10,950.84 | 587,848 |
| Chang David D | President and CEO | 01/24/2025 | AA | Direct | COM | 552,174 | $0.00 | $0.00 | 5,363,240 |
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Transaction Type Key First letter: A = Acquired, D = Disposed Second letter: A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security | D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) | E = Expiration of short derivative position | F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. | G = Gift | H = Expiration (or cancellation) of long derivative position with value received | I = Discretionary transaction in accordance with Rule 16b-3(f) | J = Other | L = Small acquisition under Rule 16a-6 | M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | O = Exercise of out-of-the-money derivative security | P = Open market or private purchase | S = Open market or private sale | U = Disposition pursuant to a tender of shares in a change of control transaction | W = Acquisition or disposition by will or the laws of descent and distribution | X = Exercise of in-the-money or at-the-money derivative security | Z = Deposit into or withdrawal from voting trust |
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