SI-BONE, Inc. (SIBN) Insider Ownership

Historic Insider Ownership Trends

SIBN's three largest insider shareholders as of March 23, 2026 are Michael A. Pisetsky (Svp, Ops Adm/Chief Legal Ofr, 285.97K shares), Anshul Maheshwari (Chief Financial Officer, 266.47K shares), John Gordon Freund (Director, 91.77K 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
Michael A. Pisetsky Svp, Ops Adm/Chief Legal Ofr 285,974 0 18 Feb, 2026
Anshul Maheshwari Chief Financial Officer 266,466 0 18 Feb, 2026
John Gordon Freund 0 91,767 11 Aug, 2025
Timothy E Jr Davis 60,938 0 06 Jun, 2025
Keith Valentine 57,209 0 13 Jun, 2023
John Gordon Freund 43,301 0 06 Jun, 2025
Mika Nishimura 36,816 0 06 Jun, 2025
Mika Nishimura 32,716 0 13 Mar, 2026
Thomas A. West 26,990 0 06 Jun, 2025
Daniel W Wolf 25,857 0 06 Jun, 2025
Helen Loh 21,637 0 13 Jun, 2023
Karen A Licitra 8,797 0 29 Jun, 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.

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
12 Mar, 2026 Mika Nishimura Common Stock D 4,100 $13.83 32,716 D S
16 Feb, 2026 Anshul Maheshwari Common Stock A 80,994 $0.00 260,996 D A
16 Feb, 2026 Michael A. Pisetsky Common Stock A 58,720 $0.00 287,156 D A
16 Feb, 2026 Anshul Maheshwari Common Stock A 13,499 $0.00 274,495 D A
16 Feb, 2026 Michael A. Pisetsky Common Stock A 9,787 $0.00 296,943 D A
16 Feb, 2026 Anshul Maheshwari Common Stock A 13,499 $0.00 287,994 D A
16 Feb, 2026 Michael A. Pisetsky Common Stock A 9,787 $0.00 306,730 D A
17 Feb, 2026 Michael A. Pisetsky Common Stock D 2,556 $15.39 304,174 D S
17 Feb, 2026 Anshul Maheshwari Common Stock D 1,279 $15.35 286,715 D S
17 Feb, 2026 Anshul Maheshwari Common Stock D 11,104 $15.36 275,611 D S
17 Feb, 2026 Michael A. Pisetsky Common Stock D 3,296 $15.41 300,878 D S
17 Feb, 2026 Anshul Maheshwari Common Stock D 2,189 $15.29 273,422 D S
17 Feb, 2026 Michael A. Pisetsky Common Stock D 1,481 $15.32 299,397 D S
17 Feb, 2026 Michael A. Pisetsky Common Stock D 11,569 $15.34 287,828 D S
17 Feb, 2026 Anshul Maheshwari Common Stock D 3,065 $15.46 270,357 D S
17 Feb, 2026 Anshul Maheshwari Common Stock D 3,891 $15.41 266,466 D S
17 Feb, 2026 Michael A. Pisetsky Common Stock D 1,854 $15.31 285,974 D S
02 Jan, 2026 Michael A. Pisetsky Common Stock D 38 $19.75 231,858 D S
02 Jan, 2026 Anshul Maheshwari Common Stock D 1,948 $19.63 183,283 D S
02 Jan, 2026 Anshul Maheshwari Common Stock D 1,729 $19.67 181,554 D S