Security record · archived quarter
SIBN
SI-BONE, Inc. · Healthcare · Medical - Devices
78Tracked holders
0Δ holders
24.06MShares held
$474.39MReported value
+0New positions
−0Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow 0.0% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 71 | -5 | 22.30M | $363.89M | +5 | −10 |
| Q1 2026 | 79 | +1 | 23.03M | $291.05M | +5 | −4 |
| Q4 2025 | 78 | 0 | 24.06M | $474.39M | — | — |
| Q3 2025 | 19 | +1 | 12.33M | $181.55M | +1 | — |
| Q2 2025 | 15 | +2 | 10.81M | $203.36M | +2 | — |
| Q1 2025 | 10 | +1 | 3.68M | $51.58M | +1 | — |
| Q4 2024 | 9 | +1 | 3.29M | $46.06M | +1 | — |
| Q3 2024 | 7 | -4 | 2.33M | $32.61M | — | −4 |
| Q2 2024 | 11 | — | 2.96M | $38.30M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.49M | +0.9% | $68.77M | 0.0% | ▲ Add | 3 | SEC ↗ ×14 |
| 2 | The Vanguard Group ✦ (passive) | 2.50M | +0.5% | $49.33M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 3 | Brown Advisory Inc | 2.46M | — | $48.55M | 0.1% | n/c | 1 | SEC ↗ ×4 |
| 4 | American Century Companies Inc | 2.30M | — | $45.37M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Nuveen, LLC | 1.42M | — | $28.04M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 6 | State Street Global Advisors ✦ (passive) | 1.01M | -1.9% | $19.82M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 921.58K | +0.1% | $18.18M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 8 | Wellington Management ✦ | 822.49K | -3.6% | $16.22M | 0.0% | ▼ Trim | 7 | SEC ↗ ×5 |
| 9 | Point72 Asset Management ✦ | 745.97K | +48.6% | $14.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Goldman Sachs Group ✦ | 676.02K | +35.0% | $13.33M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 11 | First Eagle Investment Management… | 537.46K | — | $10.60M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 12 | Dimensional Fund Advisors Lp | 436.47K | — | $8.61M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 13 | D. E. Shaw & Co. ✦ | 404.02K | +2.8% | $7.97M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | Bank Of America Corp /De/ | 385.79K | — | $7.61M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 15 | Northern Trust Corp | 354.53K | — | $6.99M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 16 | Marshall Wace ✦ | 335.88K | +74.7% | $6.62M | 0.0% | ▲ Add | 7 | SEC ↗ ×4 |
| 17 | Charles Schwab Investment… | 321.49K | — | $6.34M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Citadel Advisors ✦ | 310.35K | -12.4% | $6.12M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 19 | Tudor Investment Corp Et Al | 259.59K | — | $5.12M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Two Sigma Investments ✦ | 250.92K | +16.4% | $4.95M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 21 | Jane Street Group, Llc | 243.55K | — | $4.80M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 22 | Renaissance Technologies ✦ | 234.40K | -53.1% | $4.62M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 23 | Qube Research & Technologies Ltd | 229.76K | — | $4.53M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Assenagon Asset Management S.A. | 225.00K | — | $4.44M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Morgan Stanley ✦ | 204.90K | -22.6% | $4.04M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 26 | JPMorgan Chase ✦ | 191.10K | -48.5% | $3.77M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 27 | Russell Investments Group, Ltd. | 183.69K | — | $3.62M | 0.0% | n/c | 1 | SEC ↗ ×9 |
| 28 | Sei Investments Co | 170.19K | — | $3.36M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 29 | Squarepoint Ops LLC | 165.93K | — | $3.27M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Victory Capital Management Inc | 161.34K | — | $3.18M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Bnp Paribas Financial Markets | 160.65K | — | $3.17M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | Citigroup Inc | 110.27K | — | $2.17M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 33 | Millennium Management ✦ | 107.43K | -48.0% | $2.12M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 34 | Lazard Asset Management Llc | 105.86K | — | $2.09M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Nomura Asset Management… | 104.76K | — | $2.07M | 0.0% | n/c | 1 | SEC ↗ |
| 36 | UBS Group AG | 104.73K | — | $2.07M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 37 | Bank of New York Mellon Corp | 103.34K | — | $2.04M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 38 | Universal- Beteiligungs- und… | 103.07K | — | $2.03M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Barclays Plc | 102.39K | — | $2.02M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 40 | UBS AM, a distinct business unit of… | 85.67K | — | $1.69M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 41 | Swiss National Bank | 80.90K | — | $1.60M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Adage Capital Partners ✦ | 75.00K | +237.3% | $1.48M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 43 | Raymond James Financial Inc | 68.57K | — | $1.35M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 44 | Principal Financial Group Inc | 57.13K | — | $1.13M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 45 | Invesco Ltd. | 55.72K | — | $1.10M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 46 | Hrt Financial Lp | 53.55K | — | $1.06M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Connor, Clark & Lunn Investment… | 50.56K | — | $997,102 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Man Group plc | 48.92K | — | $964,624 | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Hsbc Holdings Plc | 48.62K | — | $959,164 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 50 | Rhumbline Advisers | 47.55K | — | $937,698 | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Wells Fargo & Company/Mn | 42.77K | — | $843,517 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 52 | Legal & General Group Plc | 40.70K | — | $802,624 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 53 | California State Teachers… | 39.55K | — | $779,867 | 0.0% | n/c | 1 | SEC ↗ |
| 54 | T. Rowe Price ✦ | 37.16K | +4.1% | $733,000 | 0.0% | ▲ Add | 7 | SEC ↗ |
| 55 | Alliancebernstein L.P. | 35.75K | — | $704,990 | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Deutsche Bank Ag\ | 33.78K | — | $666,240 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 57 | Voya Investment Management Llc | 25.33K | — | $499,586 | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Franklin Resources Inc | 22.53K | — | $444,233 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 59 | AQR Capital Management ✦ | 21.26K | -27.6% | $419,228 | 0.0% | ▼ Trim | 7 | SEC ↗ ×5 |
| 60 | Quantinno Capital Management LP | 18.63K | — | $367,324 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 17.88K | — | $352,574 | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Zurcher Kantonalbank (Zurich… | 16.50K | — | $325,419 | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Janus Henderson Group Plc | 12.78K | — | $252,061 | 0.0% | n/c | 1 | SEC ↗ |
| 64 | New York State Common Retirement… | 12.13K | — | $239,302 | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Mercer Global Advisors Inc /Adv | 11.96K | — | $235,950 | 0.0% | n/c | 1 | SEC ↗ |
| 66 | Manufacturers Life Insurance… | 11.74K | — | $231,434 | 0.0% | n/c | 1 | SEC ↗ |
| 67 | State Board Of Administration Of… | 10.33K | — | $203,708 | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Simplex Trading, Llc | 6.90K | — | $136,008 | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Pnc Financial Services Group, Inc. | 4.30K | — | $84,895 | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Fidelity (FMR) ✦ | 2.35K | +28.2% | $46,310 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 71 | Canada Pension Plan Investment Board | 2.00K | — | $39,440 | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Royal Bank Of Canada | 1.48K | — | $29,000 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 73 | Osaic Holdings, Inc. | 1.01K | — | $19,878 | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Cwm, Llc | 769 | — | $15,000 | 0.0% | n/c | 1 | SEC ↗ |
| 75 | BNP Paribas Asset Management… | 598 | — | $12,000 | 0.0% | n/c | 1 | SEC ↗ |
| 76 | Group One Trading Llc | 100 | — | $1,972 | 0.0% | n/c | 1 | SEC ↗ |
| 77 | Optiver Holding B.V. | 86 | — | $1,696 | 0.0% | n/c | 1 | SEC ↗ |
| 78 | Rockefeller Capital Management L.P. | 70 | — | $1,380 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 178 holders, 43.26M shares, $537.87M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 05
Maheshwari Anshul
Officer · 1.73K sh · $33,754
Oct 02
Maheshwari Anshul
Officer · 1.56K sh · $28,341
Oct 02
PISETSKY MICHAEL A.
Officer · 34 sh · $617
Oct 02
PISETSKY MICHAEL A.
Officer · 1.80K sh · $32,637
Oct 02
PISETSKY MICHAEL A.
Officer · 1.30K sh · $23,664
Oct 02
Maheshwari Anshul
Officer · 1.76K sh · $31,984
Oct 01
DUNN JEFFREY W
Director · 20.00K sh · $369,400
Sep 01
DUNN JEFFREY W
Director · 18.63K sh · $352,313
Sep 01
DUNN JEFFREY W
Director · 1.37K sh · $25,847
Aug 24
FRANCIS LAURA
Officer, Director · 25.97K sh · $522,596
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G — CADIAN CAPITAL MANAGEMENT, LP
Jul 30
SC 13G/A — BlackRock, Inc.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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