According to recent filings covering the 90 days ending December 17, 2025, the three most significant insider holders at BLACKBERRY are CEO & President And Cybersecurity John Joseph Giamatteo (568.16K shares), President Of Iot Mattias Eriksson (291.34K shares), Clo & Corp. Secretary Philip S. Kurtz (98.50K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| John S Chen | Executive Chairman & CEO | 6,893,527 | 07 Nov, 2023 |
| John Joseph Giamatteo | CEO & President And Cybersecurity | 568,164 | 06 Oct, 2025 |
| V Prem Et Al Watsa | 296,571 | 20 Feb, 2024 | |
| Mattias Eriksson | President Of Iot | 291,340 | 06 Oct, 2025 |
| Billy Ho | EVP And Ent. Products & Vas | 281,932 | 05 Jan, 2023 |
| Nita C White-Ivy | Chief Human Resources Officer | 255,811 | 22 Dec, 2023 |
| Marjorie Dickman | Chief Gv Aff & Pub Pol Officer | 111,302 | 08 Jan, 2025 |
| Philip S. Kurtz | Clo & Corp. Secretary | 98,498 | 06 Oct, 2025 |
| Mark George Wilson | Chief Marketing Officer | 85,496 | 05 Jan, 2023 |
| Steve Rai | Chief Financial Officer | 84,599 | 09 Jan, 2024 |
| Jennifer Armstrong-Owen | Sr VP & Chief People Officer | 49,554 | 06 Oct, 2025 |
| Randall Cook | Clo & Corp. Secretary | 47,661 | 22 Dec, 2021 |
| Tim Foote | Chief Financial Officer | 39,709 | 06 Oct, 2025 |
| Philip G Brace | 35,000 | 14 Feb, 2024 | |
| Thomas Eacobacci | President And COO And Blackberry | 2,500 | 07 Oct, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Oct, 2025 | Jennifer Armstrong-Owen | Common Shares | A | 6,146 | - | 52,184 | D | M |
| 02 Oct, 2025 | Philip S. Kurtz | Common Shares | A | 7,375 | - | 102,843 | D | M |
| 02 Oct, 2025 | John Joseph Giamatteo | Common Shares | A | 66,372 | - | 596,507 | D | M |
| 02 Oct, 2025 | Mattias Eriksson | Common Shares | A | 12,291 | - | 297,254 | D | M |
| 02 Oct, 2025 | Tim Foote | Common Shares | A | 7,375 | - | 42,864 | D | M |
| 02 Oct, 2025 | Tim Foote | Common Shares | D | 3,155 | $4.62 | 39,709 | D | S |
| 02 Oct, 2025 | John Joseph Giamatteo | Common Shares | D | 28,343 | $4.62 | 568,164 | D | S |
| 02 Oct, 2025 | Mattias Eriksson | Common Shares | D | 5,914 | $4.62 | 291,340 | D | S |
| 02 Oct, 2025 | Jennifer Armstrong-Owen | Common Shares | D | 2,630 | $4.62 | 49,554 | D | S |
| 02 Oct, 2025 | Philip S. Kurtz | Common Shares | D | 4,345 | $4.61 | 98,498 | D | S |
| 28 Sep, 2025 | Philip S. Kurtz | Common Shares | A | 52,104 | - | 112,926 | D | M |
| 28 Sep, 2025 | Philip S. Kurtz | Common Shares | A | 26,720 | - | 139,646 | D | M |
| 28 Sep, 2025 | Philip S. Kurtz | Common Shares | D | 29,201 | $4.95 | 110,445 | D | S |
| 28 Sep, 2025 | Philip S. Kurtz | Common Shares | D | 14,977 | $4.95 | 95,468 | D | S |
| 02 Jul, 2025 | Philip S. Kurtz | Common Shares | A | 7,375 | - | 64,878 | D | M |
| 02 Jul, 2025 | Jennifer Armstrong-Owen | Common Shares | A | 6,146 | - | 48,544 | D | M |
| 02 Jul, 2025 | Mattias Eriksson | Common Shares | A | 12,291 | - | 290,597 | D | M |
| 02 Jul, 2025 | John Joseph Giamatteo | Common Shares | A | 66,372 | - | 557,133 | D | M |
| 02 Jul, 2025 | Tim Foote | Common Shares | A | 7,375 | - | 38,495 | D | M |
| 02 Jul, 2025 | Philip S. Kurtz | Common Shares | D | 4,056 | $4.34 | 60,822 | D | S |