Security Snapshot

SI-BONE, Inc. - Common Stock (SIBN) Institutional Ownership

CUSIP: 825704109

13F Institutional Holders and Ownership History from Q4 2018 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

182

Shares (Excl. Options)

41,331,492

Price

$19.72

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Type / Class
Equity / Common Stock
Symbol
SIBN on Nasdaq
Shares outstanding
43,405,811
Price per share
$12.63
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
41,331,492
Total reported value
$815,024,947
% of total 13F portfolios
0%
Share change
+438,084
Value change
+$24,352,005
Number of holders
182
Price from insider filings
$12.63
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

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Quick Takeaways

  • SIBN - SI-BONE, Inc. - Common Stock is tracked under CUSIP 825704109.
  • 182 institutions reported positions in Q4 2025.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 182 to 8 between Q4 2025 and Q1 2026.
  • Reported value moved from $815,024,947 to $812,846.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 182 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 825704109?
CUSIP 825704109 identifies SIBN - SI-BONE, Inc. - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of SI-BONE, Inc. - Common Stock (SIBN) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
First Light Asset Management, LLC 12% $93,070,224 5,170,568 Mathew P. Arens 30 Nov 2025
BlackRock, Inc. 8.1% $49,270,252 3,423,923 BlackRock, Inc. 31 Mar 2025
BROWN ADVISORY INC 5.8% -23% $49,561,645 -$13,918,593 2,513,268 -22% BROWN ADVISORY INC 31 Dec 2025
AMERICAN CENTURY INVESTMENT MANAGEMENT INC 5.3% -19% $45,366,018 -$10,601,452 2,300,508 -19% American Century Investment Management, Inc. 31 Dec 2025
Champlain Investment Partners, LLC 4.9% -2% $41,588,376 -$613,884 2,108,944 -1.5% Champlain Investment Partners, LLC 30 Sep 2025

As of 31 Dec 2025, 182 institutional investors reported holding 41,331,492 shares of SI-BONE, Inc. - Common Stock (SIBN). This represents 95% of the company’s total 43,405,811 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of SI-BONE, Inc. - Common Stock (SIBN) together control 72% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
First Light Asset Management, LLC 12% 5,032,904 +162% 7.6% $99,248,867
BlackRock, Inc. 8% 3,487,473 +0.94% 0% $68,772,966
VANGUARD GROUP INC 5.8% 2,501,555 +0.46% 0% $49,330,665
BROWN ADVISORY INC 5.7% 2,461,802 -11% 0.07% $48,546,742
AMERICAN CENTURY COMPANIES INC 5.3% 2,300,508 -19% 0.02% $45,366,047
Nuveen, LLC 3.3% 1,421,946 +5.1% 0.01% $28,040,776
SILVERCREST ASSET MANAGEMENT GROUP LLC 3.2% 1,382,865 -5.3% 0.19% $27,270,098
Impax Asset Management Group plc 2.8% 1,200,010 +17% 0.15% $23,664,197
CADIAN CAPITAL MANAGEMENT, LP 2.7% 1,171,100 +97% 1.7% $23,094,092
Champlain Investment Partners, LLC 2.6% 1,116,182 -47% 0.22% $22,011,109
STATE STREET CORP 2.3% 1,005,257 -1.9% 0% $19,823,668
GEODE CAPITAL MANAGEMENT, LLC 2.1% 921,581 +0.11% 0% $18,176,245
Granahan Investment Management, LLC 2% 880,155 -15% 0.74% $17,356,657
WELLINGTON MANAGEMENT GROUP LLP 1.9% 822,485 -3.6% 0% $16,219,405
Point72 Asset Management, L.P. 1.7% 745,970 +49% 0.02% $14,710,528
GOLDMAN SACHS GROUP INC 1.6% 676,016 +35% 0% $13,331,036
ALGERT GLOBAL LLC 1.4% 611,859 +47% 0.19% $12,066,000
First Eagle Investment Management, LLC 1.2% 537,461 +11% 0.02% $10,598,731
PARADIGM CAPITAL MANAGEMENT INC/NY 1.2% 528,200 -6.3% 0.44% $10,416,104
Pier Capital, LLC 1.1% 485,217 -0.74% 1.5% $9,568,479
DIMENSIONAL FUND ADVISORS LP 1% 436,474 +17% 0% $8,607,185
GILDER GAGNON HOWE & CO LLC 0.95% 413,958 0.09% $8,163,252
D. E. Shaw & Co., Inc. 0.93% 404,021 +2.8% 0.01% $7,967,294
BANK OF AMERICA CORP /DE/ 0.89% 385,785 +96% 0% $7,607,681
PEREGRINE CAPITAL MANAGEMENT LLC 0.87% 378,791 -1.3% 0.23% $7,469,759

Institutional Holders of SI-BONE, Inc. - Common Stock (SIBN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 64,357 $812,846 +$28,310 $12.63 8
2025 Q4 41,331,492 $815,024,947 +$24,352,005 $19.72 182
2025 Q3 41,857,239 $616,132,363 +$11,119,074 $14.72 172
2025 Q2 40,845,770 $768,714,026 +$4,785,834 $18.82 176
2025 Q1 40,444,748 $567,437,608 +$8,866,542 $14.03 157
2024 Q4 39,804,713 $558,070,001 -$12,458,318 $14.02 141
2024 Q3 40,711,841 $569,069,682 +$3,879,194 $13.98 132
2024 Q2 40,863,278 $528,361,819 -$672,229 $12.93 136
2024 Q1 40,756,923 $667,225,645 +$13,947,406 $16.37 143
2023 Q4 39,251,388 $823,649,953 +$4,312,942 $20.99 154
2023 Q3 38,945,462 $826,267,488 +$20,499,826 $21.24 147
2023 Q2 37,704,811 $1,017,417,852 +$119,629,423 $26.98 166
2023 Q1 33,530,215 $659,420,116 +$7,373,862 $19.67 117
2022 Q4 33,586,257 $458,070,309 -$12,440,243 $13.60 100
2022 Q3 33,831,912 $590,839,340 -$6,905,582 $17.46 105
2022 Q2 34,374,282 $453,236,964 +$18,815,288 $13.20 104
2022 Q1 32,444,428 $732,052,597 +$1,216,435 $22.60 106
2021 Q4 32,402,172 $719,061,166 +$12,265,866 $22.21 111
2021 Q3 31,166,659 $668,020,606 -$11,590,541 $21.42 120
2021 Q2 30,575,810 $962,171,395 +$50,984,657 $31.47 133
2021 Q1 29,241,220 $930,282,738 +$105,258,162 $31.81 133
2020 Q4 26,266,463 $784,924,062 +$155,592,775 $29.90 132
2020 Q3 21,228,663 $503,413,991 +$48,921,671 $23.72 98
2020 Q2 19,127,365 $304,876,276 +$9,321,833 $15.94 80
2020 Q1 18,741,680 $223,963,773 +$49,945,595 $11.95 81
2019 Q4 13,858,033 $297,947,544 +$26,668,479 $21.50 62
2019 Q3 12,750,236 $225,295,309 +$27,241,248 $17.67 65
2019 Q2 11,181,939 $227,369,247 +$36,631,227 $20.34 61
2019 Q1 9,549,970 $179,919,000 -$3,024,841 $18.84 44
2018 Q4 9,598,547 $200,506,000 +$200,505,996 $20.89 50

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