Institutional shares held 42.8 Million
63.2K calls
3.7K puts
Total value of holdings $771M
$1.14M calls
$66K puts
Market Cap $618M
34,305,000 Shares Out.
Institutional ownership 124.69%
# of Institutions 170


Latest Institutional Activity in SIBN

Top Purchases

Q2 2025
Harbor Capital Advisors, Inc. Shares Held: 574K ($10.3M)
Q2 2025
Palumbo Wealth Management LLC Shares Held: 30.6K ($552K)
Q2 2025
Versant Capital Management, Inc Shares Held: 929 ($16.7K)
Q2 2025
Mcf Advisors LLC Shares Held: 325 ($5.86K)
Q2 2025
Fortitude Family Office, LLC Shares Held: 191 ($3.44K)

Top Sells

Q2 2025
Diversified Trust CO Shares Held: 23.8K ($430K)
Q2 2025
Parallel Advisors, LLC Shares Held: 7 ($126)
Q1 2025
Kent Lake Pr LLC Shares Held: 202K ($3.64M)
Q1 2025
Brown Advisory Inc Shares Held: 3.19M ($57.4M)
Q1 2025
Silvercrest Asset Management Group LLC Shares Held: 1.62M ($29.3M)

About SIBN

SI-BONE, Inc., a medical device company, develops implantable devices used to solve musculoskeletal disorders of the sacropelvic anatomy in the United States and internationally. It offers iFuse, a minimally invasive surgical implant system to address sacroiliac joint dysfunction and degeneration, adult deformity, and pelvic ring traumatic fractures. The company also provides iFuse-3D, a titanium implant that combines the triangular cross-section of the iFuse implant with the proprietary 3D-printed porous surface and fenestrated design; and iFuse-TORQ, a set of 3D-printed threaded implants designed to treat fractures of the pelvis and for minimally invasive sacroiliac joint fusion. It markets its products primarily with a direct sales force, as well as through distributors. The company was incorporated in 2008 and is headquartered in Santa Clara, California.


Insider Transactions at SIBN

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
526K Shares
From 12 Insiders
Grant, award, or other acquisition 504K shares
Exercise of conversion of derivative security 21.4K shares
Sell / Disposition
267K Shares
From 5 Insiders
Open market or private sale 267K shares

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