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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.

13F holders, Q3 2025

Institutional positions in SI-BONE, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
175
−3 vs. Q2 2025
Shares held
41.9M
+998.4K (+2.4%) vs. Q2 2025
Total value
$616.1M
−$152.8M (−19.9%) vs. Q2 2025
New holders
19
64 more added
Sold out
22
66 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SIBN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 175 institutions
Q1 2021: 133 institutionsQ2 2021: 134 institutionsQ3 2021: 122 institutionsQ4 2021: 115 institutionsQ1 2022: 110 institutionsQ2 2022: 108 institutionsQ3 2022: 110 institutionsQ4 2022: 101 institutionsQ1 2023: 117 institutionsQ2 2023: 168 institutionsQ3 2023: 149 institutionsQ4 2023: 155 institutionsQ1 2024: 146 institutionsQ2 2024: 137 institutionsQ3 2024: 133 institutionsQ4 2024: 144 institutionsQ1 2025: 158 institutionsQ2 2025: 178 institutionsQ3 2025: 175 institutionsQ4 2025: 183 institutionsQ1 2026: 180 institutionsQ2 2026: 167 institutions
Value heldQ3 2025: $616.1M
Q1 2021: $930.3MQ2 2021: $962.2MQ3 2021: $668.2MQ4 2021: $719.1MQ1 2022: $732.1MQ2 2022: $454.0MQ3 2022: $590.5MQ4 2022: $457.8MQ1 2023: $659.4MQ2 2023: $1.02BQ3 2023: $826.3MQ4 2023: $823.7MQ1 2024: $667.2MQ2 2024: $528.4MQ3 2024: $569.1MQ4 2024: $558.2MQ1 2025: $567.6MQ2 2025: $769.0MQ3 2025: $616.1MQ4 2025: $815.0MQ1 2026: $548.2MQ2 2026: $773.9M
Institutions holding SIBN and their total value by quarter
QuarterHoldersValue
Q2 2026167$773.9M
Q1 2026180$548.2M
Q4 2025183$815.0M
Q3 2025175$616.1M
Q2 2025178$769.0M
Q1 2025158$567.6M
Q4 2024144$558.2M
Q3 2024133$569.1M
Q2 2024137$528.4M
Q1 2024146$667.2M
Q4 2023155$823.7M
Q3 2023149$826.3M
Q2 2023168$1.02B
Q1 2023117$659.4M
Q4 2022101$457.8M
Q3 2022110$590.5M
Q2 2022108$454.0M
Q1 2022110$732.1M
Q4 2021115$719.1M
Q3 2021122$668.2M
Q2 2021134$962.2M
Q1 2021133$930.3M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding SI-BONE, Inc.; share changes are against Q2 2025.

Institutions holding SIBN in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,455,119$50.9M0.00%−14,382−0.4%Reduced
American Century Companies Inc2,838,107$41.8M0.02%+521,683+22.5%Added
Brown Advisory Inc2,773,167$40.8M0.05%−139,809−4.8%Reduced
OrbiMed Advisors LLC2,578,979$38.0M0.91%00.0%Unchanged
Vanguard Group Inc2,489,989$36.7M0.00%+41,449+1.7%Added
Champlain Investment Partners, LLC2,108,944$31.0M0.23%−31,130−1.5%Reduced
First Light Asset Management, LLC1,917,903$28.2M2.66%+166,902+9.5%Added
Silvercrest Asset Management Group LLC1,460,981$21.5M0.14%−19,970−1.3%Reduced
Nuveen, LLC1,352,717$19.9M0.01%+147,114+12.2%Added
Granahan Investment Management Inc1,039,649$15.3M0.63%−224,678−17.8%Reduced
State Street Corp1,025,021$15.1M0.00%−3,054−0.3%Reduced
Impax Asset Management Group plc1,025,010$15.1M0.09%+333,249+48.2%Added
Geode Capital Management, LLC920,607$13.6M0.00%+8,468+0.9%Added
Wellington Management Group LLP853,266$12.6M0.00%+364,897+74.7%Added
Cadian Capital Management, LP595,000$8.76M0.52%+595,000New
Point72 (DIFC) Ltd584,620$8.61M0.60%+581,695+19,887.0%Added
Paradigm Capital Management Inc563,531$8.30M0.36%−107,000−16.0%Reduced
Point72 Asset Management, L.P.502,002$7.39M0.02%+251,102+100.1%Added
Goldman Sachs Group Inc500,875$7.37M0.00%+23,331+4.9%Added
Renaissance Technologies LLC499,700$7.36M0.01%+80,000+19.1%Added
Pier Capital, LLC488,835$7.20M1.12%−9,200−1.8%Reduced
First Eagle Investment Management, LLC484,261$7.13M0.01%+129,723+36.6%Added
Victory Capital Management Inc468,388$6.89M0.00%+36,020+8.3%Added
Algert Global LLC415,194$6.11M0.10%+212,175+104.5%Added
D. E. Shaw & Co., Inc.393,009$5.79M0.00%+49,519+14.4%Added
Peregrine Capital Management LLC383,782$5.65M0.17%+29,670+8.4%Added
Parkman Healthcare Partners LLC378,583$5.57M0.61%+16,575+4.6%Added
Dimensional Fund Advisors LP372,835$5.49M0.00%+69,503+22.9%Added
Qube Research & Technologies Ltd369,646$5.44M0.01%+120,423+48.3%Added
Northern Trust Corp364,196$5.36M0.00%−3,570−1.0%Reduced
Citadel Advisors LLC354,244$5.21M0.00%−45,271−11.3%Reduced
Jane Street Group, LLC340,596$5.01M0.01%+210,399+161.6%Added
Charles Schwab Investment Management Inc319,315$4.70M0.00%+1,750+0.6%Added
Bellevue Group AG298,857$4.40M0.09%−241,255−44.7%Reduced
Tocqueville Asset Management L.P.274,000$4.03M0.06%+15,000+5.8%Added
Morgan Stanley264,677$3.90M0.00%−53,285−16.8%Reduced
Tudor Investment Corp Et Al258,032$3.80M0.02%+1,968+0.8%Added
Kent Lake PR LLC250,000$3.68M1.88%+43,755+21.2%Added
Divisadero Street Capital Management, LP247,463$3.64M0.17%−92,328−27.2%Reduced
Cubist Systematic Strategies, LLC246,911$3.63M0.05%+30,182+13.9%Added
BNP Paribas Arbitrage, SA227,671$3.35M0.00%−20,989−8.4%Reduced
Assenagon Asset Management S.A.224,004$3.30M0.00%+224,004New
Two Sigma Investments, LP215,471$3.17M0.00%+29,304+15.7%Added
Essex Investment Management Co LLC213,385$3.14M0.48%+6,977+3.4%Added
Millennium Management LLC206,611$3.04M0.00%−131,157−38.8%Reduced
Bank of America Corp196,774$2.90M0.00%+55,322+39.1%Added
Marshall Wace, LLP192,280$2.83M0.00%−243,933−55.9%Reduced
JPMorgan Chase & Co185,619$2.73M0.00%−87,788−32.1%Reduced
Royce & Associates LP162,051$2.39M0.02%+52,019+47.3%Added
Trexquant Investment LP151,222$2.23M0.02%−104,492−40.9%Reduced
Harbor Capital Advisors, Inc.150,017$2.21M0.17%−423,688−73.9%Reduced
VELA Investment Management, LLC141,222$2.08M0.60%+15,048+11.9%Added
Russell Investments Group, Ltd.133,389$1.96M0.00%−107,088−44.5%Reduced
ExodusPoint Capital Management, LP122,074$1.80M0.03%+26,371+27.6%Added
UBS Asset Management Americas Inc112,202$1.65M0.00%−28,220−20.1%Reduced
Bank of New York Mellon Corp107,020$1.58M0.00%+978+0.9%Added
Macquarie Group Ltd106,966$1.57M0.00%+7,208+7.2%Added
Bullseye Asset Management LLC105,883$1.56M0.82%00.0%Unchanged
Lazard Asset Management LLC102,233$1.50M0.00%+8,709+9.3%Added
Two Sigma Advisers, LP101,900$1.50M0.00%+5,790+6.0%Added
SEI Investments Co100,164$1.47M0.00%+2,819+2.9%Added
Engineers Gate Manager LP97,462$1.43M0.02%+5,932+6.5%Added
Raymond James Financial Inc96,223$1.42M0.00%−70−0.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.94,464$1.39M0.00%+19,929+26.7%Added
Squarepoint Ops LLC93,252$1.37M0.00%+32,613+53.8%Added
Barclays PLC91,794$1.35M0.00%−12,109−11.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH90,028$1.33M0.00%+41,314+84.8%Added
Y-Intercept (Hong Kong) Ltd83,369$1.23M0.03%+64,322+337.7%Added
Sterling Capital Management LLC82,041$1.21M0.02%+23,032+39.0%Added
Voloridge Investment Management, LLC76,740$1.13M0.00%−75,948−49.7%Reduced
Legato Capital Management LLC75,756$1.12M0.12%−12,155−13.8%Reduced
Swiss National Bank74,400$1.10M0.00%+2,000+2.8%Added
PDT Partners, LLC69,116$1.02M0.06%−12,800−15.6%Reduced
Lisanti Capital Growth, LLC59,254$872.2K0.21%−43,291−42.2%Reduced
Rhumbline Advisers55,741$820.5K0.00%−2,118−3.7%Reduced
Gsa Capital Partners LLP55,017$810.0K0.07%+16,444+42.6%Added
Acadian Asset Management LLC52,243$767.0K0.00%+52,243New
Alliancebernstein L.P.48,750$717.6K0.00%−7,000−12.6%Reduced
Invesco Ltd.47,009$692.0K0.00%+7,443+18.8%Added
Legal & General Group Plc40,988$603.3K0.00%−1,415−3.3%Reduced
Principal Financial Group Inc39,373$579.6K0.00%+39,373New
Bessemer Group Inc37,105$547.0K0.00%00.0%Unchanged
Price T Rowe Associates Inc35,700$526.0K0.00%+1,210+3.5%Added
California State Teachers Retirement System34,743$511.4K0.00%+10.0%Added
XTX Topco Ltd33,870$498.6K0.03%+14,053+70.9%Added
Deutsche Bank AG31,193$459.2K0.00%+4,133+15.3%Added
AQR Capital Management LLC29,352$432.1K0.00%−19,031−39.3%Reduced
PharVision Advisers, LLC29,299$431.3K0.24%+29,299New
HSBC Holdings PLC29,427$427.7K0.00%+6,616+29.0%Added
Franklin Resources Inc29,018$427.1K0.00%+2,228+8.3%Added
Schonfeld Strategic Advisors LLC28,866$424.9K0.00%−91,762−76.1%Reduced
Semanteon Capital Management, LP27,684$407.5K0.51%+27,684New
Aquatic Capital Management LLC25,518$375.6K0.01%−26,622−51.1%Reduced
Manchester Capital Management LLC25,107$369.6K0.05%00.0%Unchanged
Voya Investment Management LLC24,974$367.6K0.00%−5,159−17.1%Reduced
HighMark Wealth Management LLC24,600$362.1K0.16%00.0%Unchanged
Graham Capital Management, L.P.24,400$359.2K0.01%+570+2.4%Added
MetLife Investment Management24,108$354.9K0.00%00.0%Unchanged
Charter Oak Capital Management, LLC24,003$353.3K0.03%00.0%Unchanged
Wells Fargo & Company23,965$352.8K0.00%+3,643+17.9%Added