SI-BONE, Inc. (SIBN) Insider Trading
Over the last 3 months, SIBN insiders made 0 open-market buys and 18 sales, a net sale of -$592K (SEC Form 4). Over the last 6 months, 152 institutions increased and 128 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
18
Net (3m)
-$591.5K
Insider trades by month Buys Sells
Jan
Feb
Mar
Apr
May
Jun
Context3-month price -5.4%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 1, 2026 | Davis Timothy E JRdirector | Sell | 3,780 | $14.47 |
| Jun 1, 2026 | Davis Timothy E JRdirector | Option | 12,064 | $4.32 |
| Jun 1, 2026 | Davis Timothy E JRdirector | Sell | 3,500 | $14.14 |
| May 20, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 2,189 | $14.65 |
| May 20, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 3,203 | $14.73 |
| May 20, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 2,477 | $14.71 |
| May 20, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Sell | 1,872 | $14.63 |
| May 20, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 2,236 | $14.67 |
| May 20, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Sell | 1,854 | $14.64 |
| May 20, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 3,652 | $14.75 |
| May 20, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 3,893 | $14.75 |
| May 20, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 1,973 | $14.57 |
| May 5, 2026 | DUNN JEFFREY Wdirector | Sell | 337 | $13.15 |
| Apr 9, 2026 | Hinckley Greg Kdirector | Option | 3,085 | $5.94 |
| Apr 3, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Sell | 1,301 | $12.86 |
| Apr 3, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 1,560 | $12.81 |
| Apr 3, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 1,758 | $12.92 |
| Apr 3, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Sell | 34 | $12.61 |
| Apr 3, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Sell | 1,799 | $12.95 |
| Mar 13, 2026 | Nishimura Mikadirector | Sell | 4,100 | $13.83 |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 3,891 | $15.41 |
| Feb 18, 2026 | PISETSKY MICHAEL A.officer: SVP, Ops & Adm/Chief Legal Ofr | Grant | 9,787 | — |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 2,189 | $15.29 |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 11,104 | $15.36 |
| Feb 18, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Grant | 57,370 | — |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 1,279 | $15.35 |
| Feb 18, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 15,569 | $15.35 |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Sell | 3,065 | $15.46 |
| Feb 18, 2026 | FRANCIS LAURAdirector, officer: Chief Executive Officer | Sell | 3,893 | $15.29 |
| Feb 18, 2026 | Maheshwari Anshulofficer: Chief Financial Officer | Grant | 80,994 | — |
Source: SIBN SEC Form 4 filings, latest Jun 1, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their SIBN positions over the last 6 months (SEC Form 13F).
Increased
152
New positions
53
Reduced
128
Sold out
49
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FIRST LIGHT ASSET MANAGEMENT, LLC | Increased | 5.4M | May 15, 2026 |
| FIRST LIGHT ASSET MANAGEMENT, LLC | Increased | 5.0M | Feb 17, 2026 |
| BLACKROCK, INC. | Increased | 3.5M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 3.4M | May 13, 2026 |
| AMERICAN CENTURY COMPANIES INC | Increased | 2.5M | May 15, 2026 |
| VANGUARD GROUP INC | Increased | 2.5M | Jan 29, 2026 |
| BROWN ADVISORY INC | Reduced | 2.5M | Feb 13, 2026 |
| AMERICAN CENTURY COMPANIES INC | Reduced | 2.3M | Feb 13, 2026 |
| BROWN ADVISORY INC | Reduced | 2.1M | May 15, 2026 |
| CADIAN CAPITAL MANAGEMENT, LP | Increased | 1.9M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.8M | May 15, 2026 |
| GRANAHAN INVESTMENT MANAGEMENT, LLC | Increased | 1.7M | May 15, 2026 |
| IMPAX ASSET MANAGEMENT GROUP PLC | Increased | 1.4M | May 12, 2026 |
| NUVEEN, LLC | Increased | 1.4M | Feb 12, 2026 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | Reduced | 1.4M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.