D-Wave Quantum Inc. (QBTS) Insider Ownership

Historic Insider Ownership Trends

D-Wave Quantum's three largest insider shareholders as of March 23, 2026 are Sector Pension Investment Board Public (TenPercentOwner, 20.38Mn shares), John M. Markovich (Chief Financial Officer, 1.46Mn shares), Emil Michael (Director, 993.67K 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
Sector Pension Investment Board Public 20,384,694 0 14 Jan, 2025
John M. Markovich Chief Financial Officer 1,451,427 0 17 Mar, 2026
Emil Michael 993,674 0 07 Jun, 2024
Diane Nguyen Evp, Chief Legal Officer Gc 563,674 0 17 Mar, 2026
Kirstjen Nielsen 112,673 0 05 Dec, 2025
Michael J Rogers 112,196 0 30 Jun, 2023
Sharon E Holt 75,339 0 12 Jun, 2025
Rohit Ghai 27,778 0 17 Mar, 2026
Steven M West 19,837 0 20 Aug, 2025
John D Dilullo 19,803 0 06 Mar, 2026
Steven M West 0 82 18 Nov, 2025

* 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
13 Mar, 2026 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) D 10,706 $17.63 1,451,427 D S
16 Mar, 2026 Rohit Ghai Common Stock, par value $0.0001 per share (Common Stock) D 10,000 $17.62 27,778 D S
13 Mar, 2026 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) D 2,532 $17.63 563,674 D S
05 Mar, 2026 John D Dilullo Common Stock, par value $0.0001 per share (Common Stock) D 8,000 $18.01 19,803 D S
19 Feb, 2026 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) A 28,068 $0.00 566,206 D A
13 Feb, 2026 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) D 1,451 $19.76 538,138 D S
13 Jan, 2026 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) D 20,000 $28.86 544,108 D S
14 Jan, 2026 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) D 9,179 $28.06 1,462,133 D S
14 Jan, 2026 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) D 4,519 $28.06 539,589 D S
22 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) A 100,000 $0.92 1,571,312 D M
22 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) D 100,000 $30.03 1,471,312 D S
22 Dec, 2025 John M. Markovich Stock Option (right to buy) D 100,000 $0.92 207,926 D M
15 Dec, 2025 Rohit Ghai Common Stock, par value $0.0001 per share (Common Stock) D 10,000 $24.28 37,778 D S
15 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) D 11,562 $23.89 1,471,312 D S
15 Dec, 2025 Diane Nguyen Common Stock, par value $0.0001 per share (Common Stock) D 2,733 $23.89 563,309 D S
05 Dec, 2025 John D Dilullo Common Stock, par value $0.0001 per share (Common Stock) D 8,000 $27.36 27,803 D S
03 Dec, 2025 Kirstjen Nielsen Common Stock, par value $0.0001 per share (Common Stock) D 7,000 $22.62 112,673 D S
03 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) A 100,000 $0.92 1,582,874 D M
03 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) D 100,000 $25.05 1,482,874 D S
04 Dec, 2025 John M. Markovich Common Stock, par value $0.0001 per share (Common Stock) A 100,000 $0.92 1,582,874 D M