Blackline's three largest insider shareholders as of July 26, 2026 are Therese Tucker (Executive Chair, 1.51Mn shares), Owen Ryan (Chief Executive Officer, 404.10K shares), Therese Tucker (Founder, 361.66K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Kevin B Thompson | - | 11,000 | 0 | 01 Mar, 2024 |
| Karole Morgan-Prager | Chief Legal And Administrative | 165,659 | 0 | 03 Apr, 2026 |
| Thomas Unterman | - | 58,636 | 0 | 09 May, 2025 |
| William Raymond Wagner | - | 5,681 | 0 | 10 May, 2024 |
| Amit Yoran | - | 7,923 | 0 | 10 May, 2024 |
| Michelle D Stalick | Chief Accounting Officer | 38,014 | 0 | 03 Apr, 2026 |
| Marc Huffman | Chief Executive Officer | 306,809 | 0 | 23 Feb, 2023 |
| Scott Davidson | - | 4,444 | 0 | 09 May, 2025 |
| Peter Hirsch | Chief Technology Officer | 56,055 | 0 | 22 May, 2023 |
| Patrick Villanova | Chief Financial Officer | 134,122 | 0 | 03 Apr, 2026 |
| Therese Tucker | Executive Chair | 0 | 1,509,881 | 30 Nov, 2021 |
| Owen Ryan | Chief Executive Officer | 404,101 | 0 | 03 Apr, 2026 |
| Mika Yamamoto | - | 13,276 | 0 | 09 May, 2025 |
| Brunilda Rios | - | 11,699 | 0 | 09 May, 2025 |
| Sophia Velastegui | - | 19,530 | 0 | 09 May, 2025 |
| Mark Woodhams | Chief Revenue Officer | 61,390 | 0 | 22 May, 2025 |
| Barbara Whye | - | 10,553 | 0 | 09 May, 2025 |
| Camille Drummond | - | 7,315 | 0 | 09 May, 2025 |
| Jeremy Ung | Chief Technology Officer | 139,332 | 0 | 03 Apr, 2026 |
| Houten Stuart Van | Chief Commercial Officer | 110,406 | 0 | 03 Apr, 2026 |
| Saranga Balaji | - | 3,391 | 0 | 16 Jun, 2025 |
| Storm Duncan | - | 922 | 0 | 26 Mar, 2026 |
| Megan Prichard | - | 922 | 0 | 26 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 |
|---|---|---|---|---|---|---|---|---|
| 01 Apr, 2026 | Patrick Villanova | Common Stock | A | 62,930 | $0.00 | 134,122 | D | A |
| 01 Apr, 2026 | Houten Stuart Van | Common Stock | A | 47,880 | $0.00 | 110,406 | D | A |
| 01 Apr, 2026 | Owen Ryan | Common Stock | A | 150,470 | $0.00 | 404,101 | D | A |
| 01 Apr, 2026 | Jeremy Ung | Common Stock | A | 50,610 | $0.00 | 139,332 | D | A |
| 01 Apr, 2026 | Jeremy Ung | Common Stock | A | 50,610 | $0.00 | 139,332 | D | A |
| 01 Apr, 2026 | Michelle D Stalick | Common Stock | A | 16,420 | $0.00 | 38,014 | D | A |
| 01 Apr, 2026 | Houten Stuart Van | Common Stock | A | 47,880 | $0.00 | 110,406 | D | A |
| 01 Apr, 2026 | Karole Morgan-Prager | Common Stock | A | 46,510 | $0.00 | 165,659 | D | A |
| 01 Apr, 2026 | Karole Morgan-Prager | Common Stock | A | 46,510 | $0.00 | 165,659 | D | A |
| 01 Apr, 2026 | Patrick Villanova | Common Stock | A | 62,930 | $0.00 | 134,122 | D | A |
| 01 Apr, 2026 | Owen Ryan | Common Stock | A | 150,470 | $0.00 | 404,101 | D | A |
| 01 Apr, 2026 | Patrick Villanova | Common Stock | A | 62,930 | $0.00 | 134,122 | D | A |
| 01 Apr, 2026 | Karole Morgan-Prager | Common Stock | A | 46,510 | $0.00 | 165,659 | D | A |
| 01 Apr, 2026 | Houten Stuart Van | Common Stock | A | 47,880 | $0.00 | 110,406 | D | A |
| 01 Apr, 2026 | Jeremy Ung | Common Stock | A | 50,610 | $0.00 | 139,332 | D | A |
| 01 Apr, 2026 | Owen Ryan | Common Stock | A | 150,470 | $0.00 | 404,101 | D | A |
| 11 Mar, 2026 | Storm Duncan | Common Stock | A | 922 | $0.00 | 922 | D | A |
| 11 Mar, 2026 | Storm Duncan | Common Stock | A | 922 | $0.00 | 922 | D | A |
| 11 Mar, 2026 | Megan Prichard | Common Stock | A | 922 | $0.00 | 922 | D | A |
| 11 Mar, 2026 | Megan Prichard | Common Stock | A | 922 | $0.00 | 922 | D | A |