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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
Rhumbline Advisers55,741$820.5K0.00%−2,118−3.7%Reduced
Lisanti Capital Growth, LLC59,254$872.2K0.21%−43,291−42.2%Reduced
PDT Partners, LLC69,116$1.02M0.06%−12,800−15.6%Reduced
Swiss National Bank74,400$1.10M0.00%+2,000+2.8%Added
Legato Capital Management LLC75,756$1.12M0.12%−12,155−13.8%Reduced
Voloridge Investment Management, LLC76,740$1.13M0.00%−75,948−49.7%Reduced
Sterling Capital Management LLC82,041$1.21M0.02%+23,032+39.0%Added
Y-Intercept (Hong Kong) Ltd83,369$1.23M0.03%+64,322+337.7%Added
Universal- Beteiligungs- und Servicegesellschaft mbH90,028$1.33M0.00%+41,314+84.8%Added
Barclays PLC91,794$1.35M0.00%−12,109−11.7%Reduced
Squarepoint Ops LLC93,252$1.37M0.00%+32,613+53.8%Added
Connor, Clark & Lunn Investment Management Ltd.94,464$1.39M0.00%+19,929+26.7%Added
Raymond James Financial Inc96,223$1.42M0.00%−70−0.1%Reduced
Engineers Gate Manager LP97,462$1.43M0.02%+5,932+6.5%Added
SEI Investments Co100,164$1.47M0.00%+2,819+2.9%Added
Two Sigma Advisers, LP101,900$1.50M0.00%+5,790+6.0%Added
Lazard Asset Management LLC102,233$1.50M0.00%+8,709+9.3%Added
Bullseye Asset Management LLC105,883$1.56M0.82%00.0%Unchanged
Macquarie Group Ltd106,966$1.57M0.00%+7,208+7.2%Added
Bank of New York Mellon Corp107,020$1.58M0.00%+978+0.9%Added
UBS Asset Management Americas Inc112,202$1.65M0.00%−28,220−20.1%Reduced
ExodusPoint Capital Management, LP122,074$1.80M0.03%+26,371+27.6%Added
Russell Investments Group, Ltd.133,389$1.96M0.00%−107,088−44.5%Reduced
VELA Investment Management, LLC141,222$2.08M0.60%+15,048+11.9%Added
Harbor Capital Advisors, Inc.150,017$2.21M0.17%−423,688−73.9%Reduced
Trexquant Investment LP151,222$2.23M0.02%−104,492−40.9%Reduced
Royce & Associates LP162,051$2.39M0.02%+52,019+47.3%Added
JPMorgan Chase & Co185,619$2.73M0.00%−87,788−32.1%Reduced
Marshall Wace, LLP192,280$2.83M0.00%−243,933−55.9%Reduced
Bank of America Corp196,774$2.90M0.00%+55,322+39.1%Added
Millennium Management LLC206,611$3.04M0.00%−131,157−38.8%Reduced
Essex Investment Management Co LLC213,385$3.14M0.48%+6,977+3.4%Added
Two Sigma Investments, LP215,471$3.17M0.00%+29,304+15.7%Added
Assenagon Asset Management S.A.224,004$3.30M0.00%+224,004New
BNP Paribas Arbitrage, SA227,671$3.35M0.00%−20,989−8.4%Reduced
Cubist Systematic Strategies, LLC246,911$3.63M0.05%+30,182+13.9%Added
Divisadero Street Capital Management, LP247,463$3.64M0.17%−92,328−27.2%Reduced
Kent Lake PR LLC250,000$3.68M1.88%+43,755+21.2%Added
Tudor Investment Corp Et Al258,032$3.80M0.02%+1,968+0.8%Added
Morgan Stanley264,677$3.90M0.00%−53,285−16.8%Reduced
Tocqueville Asset Management L.P.274,000$4.03M0.06%+15,000+5.8%Added
Bellevue Group AG298,857$4.40M0.09%−241,255−44.7%Reduced
Charles Schwab Investment Management Inc319,315$4.70M0.00%+1,750+0.6%Added
Jane Street Group, LLC340,596$5.01M0.01%+210,399+161.6%Added
Citadel Advisors LLC354,244$5.21M0.00%−45,271−11.3%Reduced
Northern Trust Corp364,196$5.36M0.00%−3,570−1.0%Reduced
Qube Research & Technologies Ltd369,646$5.44M0.01%+120,423+48.3%Added
Dimensional Fund Advisors LP372,835$5.49M0.00%+69,503+22.9%Added
Parkman Healthcare Partners LLC378,583$5.57M0.61%+16,575+4.6%Added
Peregrine Capital Management LLC383,782$5.65M0.17%+29,670+8.4%Added
D. E. Shaw & Co., Inc.393,009$5.79M0.00%+49,519+14.4%Added
Algert Global LLC415,194$6.11M0.10%+212,175+104.5%Added
Victory Capital Management Inc468,388$6.89M0.00%+36,020+8.3%Added
First Eagle Investment Management, LLC484,261$7.13M0.01%+129,723+36.6%Added
Pier Capital, LLC488,835$7.20M1.12%−9,200−1.8%Reduced
Renaissance Technologies LLC499,700$7.36M0.01%+80,000+19.1%Added
Goldman Sachs Group Inc500,875$7.37M0.00%+23,331+4.9%Added
Point72 Asset Management, L.P.502,002$7.39M0.02%+251,102+100.1%Added
Paradigm Capital Management Inc563,531$8.30M0.36%−107,000−16.0%Reduced
Point72 (DIFC) Ltd584,620$8.61M0.60%+581,695+19,887.0%Added
Cadian Capital Management, LP595,000$8.76M0.52%+595,000New
Wellington Management Group LLP853,266$12.6M0.00%+364,897+74.7%Added
Geode Capital Management, LLC920,607$13.6M0.00%+8,468+0.9%Added
Impax Asset Management Group plc1,025,010$15.1M0.09%+333,249+48.2%Added
State Street Corp1,025,021$15.1M0.00%−3,054−0.3%Reduced
Granahan Investment Management Inc1,039,649$15.3M0.63%−224,678−17.8%Reduced
Nuveen, LLC1,352,717$19.9M0.01%+147,114+12.2%Added
Silvercrest Asset Management Group LLC1,460,981$21.5M0.14%−19,970−1.3%Reduced
First Light Asset Management, LLC1,917,903$28.2M2.66%+166,902+9.5%Added
Champlain Investment Partners, LLC2,108,944$31.0M0.23%−31,130−1.5%Reduced
Vanguard Group Inc2,489,989$36.7M0.00%+41,449+1.7%Added
OrbiMed Advisors LLC2,578,979$38.0M0.91%00.0%Unchanged
Brown Advisory Inc2,773,167$40.8M0.05%−139,809−4.8%Reduced
American Century Companies Inc2,838,107$41.8M0.02%+521,683+22.5%Added
BlackRock, Inc.3,455,119$50.9M0.00%−14,382−0.4%Reduced
Holocene Advisors, LP0$00.00%−585,311−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−104,838−100.0%Sold out
Ameriprise Financial Inc0$00.00%−51,924−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−48,489−100.0%Sold out
Quantbot Technologies LP0$00.00%−33,865−100.0%Sold out
Centiva Capital, LP0$00.00%−20,303−100.0%Sold out
Integrated Quantitative Investments LLC0$00.00%−19,300−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−16,771−100.0%Sold out
Axq Capital, LP0$00.00%−15,390−100.0%Sold out
Mount Yale Investment Advisors, LLC0$00.00%−14,836−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−13,827−100.0%Sold out
Corton Capital Inc.0$00.00%−10,069−100.0%Sold out
SG Americas Securities, LLC0$00.00%−6,007−100.0%Sold out
Canada Pension Plan Investment Board0$00.00%−3,600−100.0%Sold out
Caption Management, LLC0$00.00%−1,500−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−400−100.0%Sold out
Fortitude Family Office, LLC0$00.00%−191−100.0%Sold out
Bryn Mawr Trust Co0$00.00%−111−100.0%Sold out
Skopos Labs, Inc.0$00.00%−101−100.0%Sold out
Parallel Advisors, LLC0$00.00%−7−100.0%Sold out
Twin Peaks Wealth Advisors, LLC0$00.00%−5−100.0%Sold out
Allworth Financial LP0$00.00%−3−100.0%Sold out