Bionano Genomics, Inc. (BNGO) Insider Ownership

Historic Insider Ownership Trends

BNGO's three largest insider shareholders as of May 23, 2026 are Soheil Shams (Chief Informatics Officer, 5.33Mn shares), Christopher P. Stewart (Chief Financial Officer, 281.37K shares), Hannah Mamuszka (Director, 65.79K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
David L Barker - 58,364 0 11 Jul, 2022
R. Erik Holmlin President And Ceo 0 5,025 30 Nov, 2021
Mark Oldakowski Chief Operating Officer 895 0 18 Feb, 2026
Hannah Mamuszka - 65,789 0 14 Jun, 2023
Alka Chaubey Chief Medical Officer 644 0 18 Feb, 2026
Christopher P. Stewart Chief Financial Officer 281,373 0 16 May, 2023
Soheil Shams Chief Informatics Officer 5,325,378 0 20 Oct, 2021
Jonathan V. Dixon General Counsel 263 0 18 Feb, 2026
Gulsen Kama Chief Financial Officer 16,000 0 05 Jun, 2024
Mark Adamchak Principal Accounting Officer 260 0 18 Feb, 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
17 Feb, 2026 Mark Oldakowski Common Stock D 20 $1.10 895 D F
17 Feb, 2026 Alka Chaubey Common Stock D 18 $1.10 644 D F
17 Feb, 2026 Alka Chaubey Common Stock D 18 $1.10 644 D F
17 Feb, 2026 Jonathan V. Dixon Common Stock D 6 $1.10 263 D F
17 Feb, 2026 Jonathan V. Dixon Common Stock D 6 $1.10 263 D F
17 Feb, 2026 Mark Adamchak Common Stock D 3 $1.10 260 D F
17 Feb, 2026 Mark Oldakowski Common Stock D 20 $1.10 895 D F
17 Feb, 2026 R. Erik Holmlin Common Stock D 51 $1.10 1,657 D F
02 Feb, 2026 Alka Chaubey Stock Option (Right to Buy) A 27,737 $0.00 27,737 D A
02 Feb, 2026 Jonathan V. Dixon Stock Option (Right to Buy) A 26,117 $0.00 26,117 D A
02 Feb, 2026 Alka Chaubey Stock Option (Right to Buy) A 27,737 $0.00 27,737 D A
02 Feb, 2026 R. Erik Holmlin Stock Option (Right to Buy) A 69,484 $0.00 69,484 D A
02 Feb, 2026 Mark Adamchak Stock Option (Right to Buy) A 10,890 $0.00 10,890 D A
02 Feb, 2026 Mark Oldakowski Stock Option (Right to Buy) A 27,737 $0.00 27,737 D A
02 Feb, 2026 Jonathan V. Dixon Stock Option (Right to Buy) A 26,117 $0.00 26,117 D A
02 Feb, 2026 Mark Oldakowski Stock Option (Right to Buy) A 27,737 $0.00 27,737 D A
11 Sep, 2025 Mark Oldakowski Common Stock D 59 $4.06 915 D F
11 Sep, 2025 Alka Chaubey Common Stock D 51 $4.06 662 D F
11 Sep, 2025 Mark Oldakowski Common Stock D 59 $4.06 915 D F
11 Sep, 2025 Alka Chaubey Common Stock D 51 $4.06 662 D F