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SI-BONE, Inc.

SIBN
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001459839

In the last 90 days, SI-BONE, Inc. insiders filed 0 open-market purchases and 11 sales; 167 institutions reported holding it in 13F filings for Q2 2026, worth $773.9M in total; no superinvestor holds it.

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsLast 90 days, $3.47M in total
11
13F holdersQ2 2026, −9 vs. previous quarter
167
13F valueReported value at the end of Q2 2026
$773.9M
Superinvestors holdingAt the end of Q2 2026
0

Price chart

Superinvestors holding SIBN, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding SIBN at the end of Q2 2026.

Latest insider trades

Open-market purchases and sales by SI-BONE, Inc. insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 3, 2026 (view filing)7:26 PM ETSep 12 daysDunn Jeffrey WDirectorSSale−20.0K$18.91−$378.2K−55.5%16.1K after2 lots10b5-1
Aug 26, 2026 (view filing)7:06 PM ETAug 242 daysFrancis LauraChief Executive OfficerSSale−26.0K$20.12−$522.6K−8.2%291.5K after10b5-1
Aug 26, 2026 (view filing)7:04 PM ETAug 242 daysMaheshwari AnshulChief Op & Financial OfficerSSale−11.6K$20.11−$234.0K−5.0%223.3K after10b5-1
Aug 21, 2026 (view filing)5:58 PM ETAug 20-211 dayFrancis LauraChief Executive OfficerSSale−55.8K$19.50−$1.09M−15.0%317.5K after2 lots10b5-1
Aug 21, 2026 (view filing)5:56 PM ETAug 19-212 daysMaheshwari AnshulChief Op & Financial OfficerSSale−17.0K$19.86−$337.1K−6.7%234.9K after2 lots10b5-1
Aug 18, 2026 (view filing)5:00 PM ETAug 171 dayFrancis LauraChief Executive OfficerSSale−15.0K$18.66−$279.1K−2.9%493.9K after5 lots
Aug 18, 2026 (view filing)4:58 PM ETAug 171 dayPisetsky Michael ASVP, Ops & Adm/Chief Legal OfrSSale−3.73K$18.63−$69.4K−1.3%273.6K after2 lots
Aug 18, 2026 (view filing)4:55 PM ETAug 171 dayMaheshwari AnshulChief Financial OfficerSSale−4.67K$18.65−$87.0K−1.8%251.9K after2 lots
Aug 5, 2026 (view filing)6:21 PM ETAug 32 daysDunn Jeffrey WDirectorSSale−20.0K$18.46−$369.2K−55.5%16.1K after
Jul 6, 2026 (view filing)5:11 PM ETJul 24 daysPisetsky Michael ASVP, Ops & Adm/Chief Legal OfrSSale−3.13K$16.71−$52.4K−1.1%277.4K after3 lots

Top 10 13F holders, Q2 2026

The largest institutional positions in SI-BONE, Inc. at the end of Q2 2026; share changes are against Q1 2026.

See all 167 holders
Institutions holding SIBN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
First Light Asset Management, LLC8,127,985$132.6M8.06%+2,774,795+51.8%Added
BlackRock, Inc.3,676,259$60.0M0.00%+247,718+7.2%Added
Cadian Capital Management, LP3,347,574$54.6M4.13%+1,460,102+77.4%Added
American Century Companies Inc2,510,963$41.0M0.02%+1,898+0.1%Added
Brown Advisory Inc2,077,134$33.9M0.05%−45,198−2.1%Reduced
Granahan Investment Management Inc1,931,182$31.5M1.12%+192,085+11.0%Added
Vanguard Capital Management LLC1,838,499$30.0M0.00%+74,186+4.2%Added
Impax Asset Management Group plc1,425,010$23.3M0.15%00.0%Unchanged
Gilder Gagnon Howe & Co LLC1,253,042$20.4M0.21%+204,526+19.5%Added
Paradigm Capital Management Inc1,233,200$20.1M0.55%+106,700+9.5%Added