As of May 04, 2026, the three largest insider holders of SEMR are Oleg Shchegolev (Chief Technology Officer, 26.74Mn shares), Oleg Shchegolev (Chief Technology Officer, 26.74Mn shares), Holdings Ltd. Semr (TenPercentOwner, 16.26Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Oleg Shchegolev | Chief Technology Officer | 0 | 26,739,320 | 22 May, 2025 |
| Oleg Shchegolev | Chief Technology Officer | 0 | 26,739,320 | 22 May, 2025 |
| Holdings Ltd. Semr | - | 16,256,100 | 0 | 16 Feb, 2023 |
| Dylan Pearce | - | 0 | 10,483,900 | 04 Mar, 2022 |
| Dmitry Melnikov | - | 0 | 8,998,437 | 17 Dec, 2025 |
| Oleg Shchegolev | Chief Technology Officer | 7,167,655 | 0 | 03 Apr, 2026 |
| Oleg Shchegolev | Chief Technology Officer | 7,167,655 | 0 | 03 Apr, 2026 |
| Dmitry Melnikov | Chief Operating Officer | 0 | 5,824,595 | 23 Feb, 2023 |
| Oleg Shchegolev | Chief Technology Officer | 0 | 3,282,040 | 12 Feb, 2026 |
| Oleg Shchegolev | Chief Technology Officer | 0 | 3,282,040 | 12 Feb, 2026 |
| Dmitry Melnikov | Chief Operating Officer | 1,946,479 | 0 | 12 Feb, 2026 |
| William Raymond Wagner | Chief Executive Officer | 1,630,097 | 0 | 29 Dec, 2025 |
| William Raymond Wagner | Chief Executive Officer | 1,630,097 | 0 | 29 Dec, 2025 |
| Oleg Shchegolev | Chief Executive Officer | 0 | 1,606,814 | 29 Aug, 2022 |
| Oleg Shchegolev | Chief Executive Officer | 0 | 1,606,814 | 29 Aug, 2022 |
| Vitalii Obishchenko | Chief Operating Officer | 1,020,063 | 0 | 05 Mar, 2025 |
| Brian Mulroy | Chief Financial Officer | 1,015,576 | 0 | 13 Apr, 2026 |
| Eugenie Levin | President | 577,985 | 0 | 03 Apr, 2026 |
| Andrew Warden | Chief Marketing Officer | 338,903 | 0 | 03 Apr, 2026 |
| Andrew Warden | Chief Marketing Officer | 338,903 | 0 | 03 Apr, 2026 |
| David W Mason | Chief Legal Officer | 271,248 | 0 | 09 Mar, 2026 |
| Evgeny Fetisov | Chief Financial Officer | 135,330 | 0 | 05 Apr, 2023 |
| Mark Vranesh | - | 116,693 | 0 | 23 Jul, 2025 |
| Mark Vranesh | - | 116,693 | 0 | 23 Jul, 2025 |
| Delbert M Humenik | Chief Revenue Officer | 90,073 | 0 | 09 Jan, 2023 |
| Katryn Shineman Blake | - | 68,393 | 0 | 10 Jun, 2025 |
| Dylan Pearce | - | 58,463 | 0 | 30 Oct, 2025 |
| Steven Aldrich | - | 56,886 | 0 | 10 Jun, 2025 |
| Anna Baird | - | 44,518 | 0 | 10 Jun, 2025 |
| Caroline J Tsay | - | 44,389 | 0 | 10 Jun, 2025 |
| Caroline J Tsay | - | 44,389 | 0 | 10 Jun, 2025 |
| Roman Simonov | - | 34,602 | 0 | 26 Jul, 2023 |
| Roman Simonov | - | 34,602 | 0 | 26 Jul, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 10 Apr, 2026 | Brian Mulroy | Class A Common Stock | D | 3,941 | $11.94 | 1,015,576 | D | F |
| 01 Apr, 2026 | Andrew Warden | Class A Common Stock | D | 2,801 | $11.96 | 338,903 | D | F |
| 01 Apr, 2026 | Oleg Shchegolev | Class A Common Stock | D | 6,533 | $11.96 | 7,167,655 | D | F |
| 01 Apr, 2026 | Andrew Warden | Class A Common Stock | D | 2,801 | $11.96 | 338,903 | D | F |
| 01 Apr, 2026 | Eugenie Levin | Class A Common Stock | D | 2,727 | $11.96 | 577,985 | D | F |
| 01 Apr, 2026 | Oleg Shchegolev | Class A Common Stock | D | 6,533 | $11.96 | 7,167,655 | D | F |
| 13 Mar, 2026 | Eugenie Levin | Class A Common Stock | D | 404,249 | $11.91 | 580,712 | D | S |
| 09 Mar, 2026 | Oleg Shchegolev | Class A Common Stock | D | 200,000 | $11.93 | 7,174,188 | D | S |
| 09 Mar, 2026 | Oleg Shchegolev | Class A Common Stock | D | 200,000 | $11.93 | 7,174,188 | D | S |
| 05 Mar, 2026 | David W Mason | Class A Common Stock | D | 97,372 | $11.93 | 271,248 | D | S |
| 02 Mar, 2026 | Andrew Warden | Class A Common Stock | D | 41,249 | $11.81 | 341,704 | D | S |
| 02 Mar, 2026 | Andrew Warden | Class A Common Stock | D | 41,249 | $11.81 | 341,704 | D | S |
| 10 Feb, 2026 | Oleg Shchegolev | Class A Common Stock | A | 144,000 | $0.00 | 3,282,040 | I | P |
| 10 Feb, 2026 | Oleg Shchegolev | Class A Common Stock | A | 144,000 | $0.00 | 3,282,040 | I | P |
| 10 Feb, 2026 | Dmitry Melnikov | Class A Common Stock | A | 66,667 | $0.00 | 1,946,479 | D | P |
| 07 Jan, 2026 | Dmitry Melnikov | Class A Common Stock | D | 1,399 | $11.90 | 1,879,812 | D | S |
| 26 Dec, 2025 | William Raymond Wagner | Class A Common Stock | D | 224,220 | $11.86 | 1,630,097 | D | F |
| 26 Dec, 2025 | William Raymond Wagner | Class A Common Stock | D | 224,220 | $11.86 | 1,630,097 | D | F |
| 15 Dec, 2025 | William Raymond Wagner | Class A Common Stock | A | 927,487 | $0.00 | 2,008,007 | D | A |
| 15 Dec, 2025 | Oleg Shchegolev | Class A Common Stock | A | 84,317 | $0.00 | 7,393,882 | D | A |