As of March 23, 2026, the three largest insider holders of SONM are Jeffrey Wang (Director, 19.46Mn shares), Holding Company, Llc Ajp (TenPercentOwner, 19.46Mn shares), Riley Financial, Inc. B. (TenPercentOwner, 2.90Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jeffrey Wang | 0 | 19,463,452 | 09 Aug, 2022 | |
| Holding Company, Llc Ajp | 19,463,452 | 0 | 10 Aug, 2022 | |
| Riley Financial, Inc. B. | 0 | 2,903,765 | 25 Aug, 2021 | |
| Stanley Morgan | 0 | 846,629 | 14 Oct, 2021 | |
| Stanley Morgan | 0 | 846,629 | 14 Oct, 2021 | |
| Robert L. Tirva | Former President, Cfo Coo | 314,619 | 0 | 15 Jul, 2022 |
| Hao Peter Liu | Chief Executive Officer | 269,388 | 0 | 10 Feb, 2025 |
| Alan B Howe | 176,403 | 0 | 28 Mar, 2023 | |
| Jose Carlos Principe | 149,426 | 0 | 21 Nov, 2022 | |
| Kenneth Dale Naumann | 66,265 | 0 | 21 Jun, 2021 | |
| Charles Becher | See Remarks | 62,668 | 0 | 25 Apr, 2025 |
| Michael C Mulica | Acting Ceo | 54,071 | 0 | 10 Feb, 2026 |
| Jack Steenstra | 49,139 | 0 | 25 Apr, 2025 | |
| James S Cassano | 49,126 | 0 | 25 Apr, 2025 | |
| John Kneuer | 40,220 | 0 | 16 Nov, 2021 | |
| Susan Swenson | 39,806 | 0 | 16 Nov, 2021 | |
| Clayton Crolius | Chief Financial Officer | 36,719 | 0 | 10 Feb, 2026 |
| Jeffrey Wang | 21,301 | 0 | 25 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 09 Feb, 2026 | Clayton Crolius | Common Stock | A | 35,000 | $0.00 | 36,719 | D | A |
| 09 Feb, 2026 | Michael C Mulica | Common Stock | A | 50,000 | $0.00 | 54,071 | D | A |
| 26 Jun, 2025 | Laurence W Lytton | Common Stock | D | 466,402 | $1.50 | 400,514 | D | S |
| 30 Jun, 2025 | Laurence W Lytton | Common Stock | D | 400,514 | $1.39 | 0 | D | S |
| 23 Apr, 2025 | Jeffrey Wang | Common Stock | D | 4,478 | $1.45 | 21,301 | D | S |
| 23 Apr, 2025 | Jack Steenstra | Common Stock | D | 23,381 | $1.45 | 49,139 | D | S |
| 23 Apr, 2025 | Clayton Crolius | Common Stock | D | 11,634 | $1.45 | 30,958 | D | S |
| 23 Apr, 2025 | Charles Becher | Common Stock | D | 31,326 | $1.45 | 62,668 | D | S |
| 23 Apr, 2025 | Michael C Mulica | Common Stock | D | 27,818 | $1.45 | 73,292 | D | S |
| 23 Apr, 2025 | James S Cassano | Common Stock | D | 23,381 | $1.45 | 49,126 | D | S |
| 31 Mar, 2025 | Michael C Mulica | Common Stock | A | 46,728 | $0.00 | 101,110 | D | A |
| 31 Mar, 2025 | James S Cassano | Common Stock | A | 46,728 | $0.00 | 72,507 | D | A |
| 31 Mar, 2025 | Jack Steenstra | Common Stock | A | 46,728 | $0.00 | 72,520 | D | A |
| 06 Feb, 2025 | Hao Peter Liu | Common Stock | A | 63,604 | $0.00 | 269,388 | D | A |
| 06 Feb, 2025 | Clayton Crolius | Common Stock | A | 33,922 | $0.00 | 42,592 | D | A |
| 06 Feb, 2025 | Charles Becher | Common Stock | A | 70,671 | $0.00 | 93,994 | D | A |
| 12 Nov, 2024 | Michael C Mulica | Common Stock | A | 14,124 | $0.00 | 56,941 | D | A |
| 13 Nov, 2024 | Michael C Mulica | Common Stock | D | 2,559 | $3.28 | 54,382 | D | S |
| 19 Jul, 2024 | Jack Steenstra | Common Stock | D | 1,623 | $3.67 | 25,792 | D | S |
| 19 Jul, 2024 | Jeffrey Wang | Common Stock | D | 1,623 | $3.67 | 25,779 | D | S |