Stem's three largest insider shareholders as of May 04, 2026 are Anil Tammineedi (Director, 4.29Mn shares), Michael C Morgan (Director, 1.22Mn shares), Robert Schaefer (President, Transformational, 716.11K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Anil Tammineedi | - | 0 | 4,289,849 | 09 Sep, 2022 |
| Michael C Morgan | - | 0 | 1,216,437 | 17 Mar, 2022 |
| Robert Schaefer | President, Transformational | 716,110 | 0 | 20 Mar, 2024 |
| John Eugene Carrington | Ceo And Director | 506,585 | 0 | 06 May, 2024 |
| William John Bush | Chief Financial Officer | 390,217 | 0 | 30 Apr, 2024 |
| Mark William Triplett | Chief Operating Officer | 323,946 | 0 | 14 Apr, 2022 |
| Adam Daley | - | 240,996 | 0 | 02 Jun, 2025 |
| Alan Russo | Chief Revenue Officer | 212,910 | 0 | 30 Apr, 2024 |
| Hofeldt Albert | Chief Technology Officer | 185,863 | 0 | 21 Feb, 2025 |
| Kim Homenock | Chief People Officer | 184,568 | 0 | 21 Feb, 2025 |
| Prakesh Patel | Chief Strategy Officer | 181,668 | 0 | 30 Apr, 2024 |
| Anil Tammineedi | - | 159,747 | 0 | 02 Jun, 2025 |
| Laura D Tyson | - | 159,747 | 0 | 02 Jun, 2025 |
| Ira M Birns | - | 134,420 | 0 | 02 Jun, 2025 |
| Larsh Johnson | Chief Technology Officer | 0 | 107,456 | 17 Nov, 2022 |
| Adam Daley | - | 0 | 96,251 | 21 Nov, 2022 |
| Adam Daley | - | 0 | 92,776 | 11 Aug, 2022 |
| Larsh Johnson | Chief Technology Officer | 78,739 | 0 | 14 Mar, 2024 |
| Vasudevan Guruswamy | - | 62,222 | 0 | 02 Jun, 2025 |
| Jane Woodward | - | 49,511 | 0 | 10 Jun, 2024 |
| Michael C Morgan | - | 43,987 | 0 | 10 Jun, 2024 |
| David S Buzby | - | 478 | 37,571 | 08 Jul, 2025 |
| Saul R. Laureles | Chief Legal Officer | 27,450 | 0 | 10 Mar, 2026 |
| Lisa L Troe | - | 19,872 | 0 | 20 Jun, 2023 |
| Michael James Carlson | President, Managed Services | 19,458 | 0 | 10 Mar, 2026 |
| Arun Narayanan | Chief Executive Officer | 12,980 | 0 | 10 Mar, 2026 |
| Gerard Cunningham | - | 12,138 | 0 | 10 Jun, 2024 |
| Matthew Tappin | President, Software Products | 2,823 | 0 | 13 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 11 Mar, 2026 | Matthew Tappin | Common Stock, Par Value $0.0001 Per Share | D | 402 | $10.83 | 2,823 | D | S |
| 07 Mar, 2026 | Matthew Tappin | Common Stock, Par Value $0.0001 Per Share | A | 1,458 | - | 3,880 | D | M |
| 07 Mar, 2026 | Arun Narayanan | Common Stock, Par Value $0.0001 Per Share | A | 12,500 | - | 12,500 | D | M |
| 07 Mar, 2026 | Saul R. Laureles | Common Stock, Par Value $0.0001 Per Share | A | 2,916 | - | 28,392 | D | M |
| 07 Mar, 2026 | Michael James Carlson | Common Stock, Par Value $0.0001 Per Share | A | 3,541 | - | 21,537 | D | M |
| 07 Mar, 2026 | Arun Narayanan | Common Stock, Par Value $0.0001 Per Share | A | 5,625 | - | 18,125 | D | M |
| 10 Mar, 2026 | Saul R. Laureles | Common Stock, Par Value $0.0001 Per Share | D | 942 | $11.12 | 27,450 | D | S |
| 10 Mar, 2026 | Michael James Carlson | Common Stock, Par Value $0.0001 Per Share | D | 2,079 | $11.12 | 19,458 | D | S |
| 10 Mar, 2026 | Matthew Tappin | Common Stock, Par Value $0.0001 Per Share | D | 655 | $11.12 | 3,225 | D | S |
| 07 Mar, 2026 | Matthew Tappin | Restricted Stock Unit | D | 1,458 | $0.00 | 1,459 | D | M |
| 07 Mar, 2026 | Michael James Carlson | Restricted Stock Unit | D | 3,541 | $0.00 | 3,516 | D | M |
| 10 Mar, 2026 | Arun Narayanan | Common Stock, Par Value $0.0001 Per Share | D | 5,145 | $11.12 | 12,980 | D | S |
| 07 Mar, 2026 | Saul R. Laureles | Restricted Stock Unit | D | 2,916 | $0.00 | 2,918 | D | M |
| 07 Mar, 2026 | Arun Narayanan | Restricted Stock Unit | D | 12,500 | $0.00 | 25,000 | D | M |
| 07 Mar, 2026 | Arun Narayanan | Restricted Stock Unit | D | 5,625 | $0.00 | 5,625 | D | M |
| 03 Mar, 2026 | Matthew Tappin | Common Stock, Par Value $0.0001 Per Share | D | 300 | $9.67 | 2,607 | D | S |
| 03 Mar, 2026 | Saul R. Laureles | Common Stock, Par Value $0.0001 Per Share | D | 292 | $9.67 | 25,476 | D | S |
| 04 Mar, 2026 | Matthew Tappin | Common Stock, Par Value $0.0001 Per Share | D | 185 | $10.00 | 2,422 | D | S |
| 01 Mar, 2026 | Saul R. Laureles | Common Stock, Par Value $0.0001 Per Share | A | 904 | - | 25,768 | D | M |
| 26 Feb, 2026 | Michael James Carlson | Restricted Stock Unit | A | 25,800 | $0.00 | 25,800 | D | A |