As of September 29, 2026, the three largest insider holders of ABPO are Ian Chan (Chief Executive Officer, 8.65Mn shares), Shahraab Ahmad (Chairman And Ceo, 7.20Mn shares), Jin Wook (Miles) Suk (Ceo And Chairman, 718.51K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Ian Chan | Chief Executive Officer | 6,528,200 | 2,124,600 | 8,652,800 | 51.6% | 25 Nov, 2024 |
| 2 | Shahraab Ahmad | Chairman And Ceo | 0 | 7,199,999 | 7,199,999 | 42.9% | 08 Nov, 2023 |
| 3 | Jin Wook (Miles) Suk | Ceo And Chairman | 718,512 | 0 | 718,512 | 4.3% | 04 Aug, 2025 |
| 4 | Darren Stanwood | Director | 50,000 | 0 | 50,000 | 0.3% | 19 Apr, 2023 |
| 5 | Joanna Lord | Director | 50,000 | 0 | 50,000 | 0.3% | 19 Apr, 2023 |
| 6 | Dominick Schiano | Director | 50,000 | 0 | 50,000 | 0.3% | 19 Apr, 2023 |
| 7 | Bryan Dove | Director | 50,000 | 0 | 50,000 | 0.3% | 19 Apr, 2023 |
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 |
|---|---|---|---|---|---|---|---|---|
| 25 Jul, 2025 | Soo Young Lee | Director | Acquired A | 60,600 | $0.00 | $0 | 60,600 | Direct |
| 31 Jul, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired P | 72,035 | $0.28 | $20.17K | 718,512 | Direct |
| 25 Jul, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired A | 500,000 | $0.00 | $0 | 646,477 | Direct |
| 25 Jul, 2025 | Anthony D. Eisenberg | Director | Acquired A | 60,600 | $0.00 | $0 | 60,600 | Direct |
| 19 May, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired P | 16,200 | $0.26 | $4.21K | 146,477 | Direct |
| 29 Apr, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired P | 4,325 | $0.25 | $1.08K | 130,277 | Direct |
| 23 Apr, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired P | 7,460 | $0.28 | $2.09K | 99,360 | Direct |
| 24 Apr, 2025 | Jin Wook (Miles) Suk | Ceo And Chairman | Acquired P | 26,542 | $0.34 | $9.02K | 125,902 | Direct |
| 13 Nov, 2024 | Jin Wook (Miles) Suk | Co Ceo Chairman | Acquired A | 613,500 | $0.00 | $0 | 613,500 | Indirect |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 6,528,200 | $0.00 | $0 | 6,528,200 | Direct |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 1,137,200 | $0.00 | $0 | 1,137,200 | Indirect |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 987,400 | $0.00 | $0 | 987,400 | Indirect |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 777,100 | $0.00 | $0 | 777,100 | Direct |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 787,300 | $0.00 | $0 | 787,300 | Direct |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 787,300 | $0.00 | $0 | 787,300 | Direct |
| 13 Nov, 2024 | Ian Chan | Chief Executive Officer | Acquired A | 577,500 | $0.00 | $0 | 577,500 | Direct |
| 13 Nov, 2024 | Jin Wook (Miles) Suk | Co Ceo Chairman | Acquired A | 91,900 | $0.00 | $0 | 91,900 | Direct |
| 13 Nov, 2024 | Robert J. Jr. Markelewicz | Chief Medical Officer | Acquired A | 24,300 | $0.00 | $0 | 24,300 | Direct |
| 13 Nov, 2024 | Robert J. Jr. Markelewicz | Chief Medical Officer | Acquired A | 538,600 | $0.00 | $0 | 538,600 | Direct |
| 13 Nov, 2024 | Robert J. Jr. Markelewicz | Chief Medical Officer | Acquired A | 29,800 | $0.00 | $0 | 29,800 | Direct |