As of September 05, 2026, the three largest insider holders of BKTI are Global Investors, Llc Fundamental (TenPercentOwner, 1.54Mn shares), Robert Joseph Jackson (Director, 658.41K shares), Global Gp, Llc Fundamental (TenPercentOwner, 248.97K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Global Investors, Llc Fundamental | TenPercentOwner | 0 | 1,544,438 | 1,544,438 | 77.0% | 26 Jul, 2021 |
| 2 | Global Gp, Llc Fundamental | TenPercentOwner | 0 | 248,975 | 248,975 | 12.4% | 31 Jan, 2024 |
| 3 | John W. Struble | Director | 55,047 | 0 | 55,047 | 2.7% | 24 Aug, 2021 |
| 4 | John M Suzuki | Ceo President | 49,328 | 0 | 49,328 | 2.5% | 12 Jun, 2026 |
| 5 | Charles T Lanktree | Director | 30,920 | 0 | 30,920 | 1.5% | 27 Jan, 2026 |
| 6 | Lloyd Roberts Sams | Director | 21,603 | 0 | 21,603 | 1.1% | 27 Jan, 2026 |
| 7 | Robert Joseph Jackson | Director | 20,554 | 0 | 20,554 | 1.0% | 27 Jan, 2026 |
| 8 | Scott A. Malmanger | Cfo Secretary | 15,702 | 0 | 15,702 | 0.8% | 13 Nov, 2025 |
| 9 | Branko Avanic | Cto | 11,466 | 0 | 11,466 | 0.6% | 04 Feb, 2026 |
| 10 | Michael C Mitchell | Director | 4,302 | 0 | 4,302 | 0.2% | 30 Aug, 2022 |
| 11 | Ellen O Ohara | Director | 2,501 | 0 | 2,501 | 0.1% | 27 Jan, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 11 Jun, 2026 | John M Suzuki | Ceo President | Disposed S | 2,000 | $81.61 | $163.22K | 40,896 | Direct |
| 11 Jun, 2026 | John M Suzuki | Ceo President | Disposed S | 777 | $85.00 | $66.05K | 40,119 | Direct |
| 12 Jun, 2026 | John M Suzuki | Ceo President | Disposed S | 223 | $85.02 | $18.96K | 39,896 | Direct |
| 02 Feb, 2026 | Branko Avanic | Cto | Acquired A | 497 | $0.00 | $0 | 11,466 | Direct |
| 26 Jan, 2026 | Robert Joseph Jackson | Director | Acquired A | 461 | $0.00 | $0 | 20,554 | Direct |
| 26 Jan, 2026 | Charles T Lanktree | Director | Acquired A | 461 | $0.00 | $0 | 30,920 | Direct |
| 26 Jan, 2026 | Lloyd Roberts Sams | Director | Acquired A | 461 | $0.00 | $0 | 21,603 | Direct |
| 26 Jan, 2026 | Robert Joseph Jackson | Director | Acquired A | 461 | $0.00 | $0 | 20,554 | Direct |
| 26 Jan, 2026 | Robert Joseph Jackson | Director | Acquired A | 461 | $0.00 | $0 | 20,554 | Direct |
| 26 Jan, 2026 | Lloyd Roberts Sams | Director | Acquired A | 461 | $0.00 | $0 | 21,603 | Direct |
| 26 Jan, 2026 | Ellen O Ohara | Director | Acquired A | 461 | $0.00 | $0 | 2,501 | Direct |
| 26 Jan, 2026 | Ellen O Ohara | Director | Acquired A | 461 | $0.00 | $0 | 2,501 | Direct |
| 26 Jan, 2026 | Ellen O Ohara | Director | Acquired A | 461 | $0.00 | $0 | 2,501 | Direct |
| 26 Jan, 2026 | Robert Joseph Jackson | Director | Acquired A | 461 | $0.00 | $0 | 20,554 | Direct |
| 26 Jan, 2026 | Lloyd Roberts Sams | Director | Acquired A | 461 | $0.00 | $0 | 21,603 | Direct |
| 26 Jan, 2026 | Lloyd Roberts Sams | Director | Acquired A | 461 | $0.00 | $0 | 21,603 | Direct |
| 26 Jan, 2026 | Ellen O Ohara | Director | Acquired A | 461 | $0.00 | $0 | 2,501 | Direct |
| 13 Nov, 2025 | Scott A. Malmanger | Cfo Secretary | Acquired M | 1,000 | $12.27 | $12.27K | 14,302 | Direct |
| 13 Nov, 2025 | Scott A. Malmanger | Cfo Secretary | Disposed M | 1,000 | $0.00 | $0 | 24,000 | Direct |
| 05 Sep, 2025 | Branko Avanic | Cto | Disposed S | 2,031 | $68.89 | $139.92K | 12,969 | Direct |