| 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 | 7.6% | $46,322,547 | 3,219,079 | BROWN ADVISORY INC | 31 Mar 2025 | |||
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 6.6% | +6.7% | $41,776,935 | +$2,881,955 | 2,838,107 | +7.4% | American Century Investment Management, Inc. | 30 Sep 2025 |
| ORBIMED CAPITAL LLC | 5.1% | -27% | $41,106,644 | -$14,779,346 | 2,184,200 | -26% | OrbiMed Capital LLC | 30 Jun 2025 |
| Champlain Investment Partners, LLC | 5% | -24% | $40,276,193 | -$12,421,181 | 2,140,074 | -24% | Champlain Investment Partners, LLC | 30 Jun 2025 |
As of 30 Sep 2025, 171 institutional investors reported holding 41,857,223 shares of SI-BONE, Inc. - Common Stock, $0.001 par value (SIBN). This represents 96% of the company’s total 43,377,248 outstanding shares.
The largest institutional shareholders of SI-BONE, Inc. - Common Stock, $0.001 par value (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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8% | 3,455,119 | -0.41% | 0% | $50,859,351 |
| AMERICAN CENTURY COMPANIES INC | 6.5% | 2,838,107 | +23% | 0.02% | $41,776,952 |
| BROWN ADVISORY INC | 6.4% | 2,773,167 | -4.8% | 0.05% | $40,821,030 |
| ORBIMED ADVISORS LLC | 5.9% | 2,578,979 | 0% | 0.91% | $37,962,571 |
| VANGUARD GROUP INC | 5.7% | 2,489,989 | +1.7% | 0% | $36,652,638 |
| Champlain Investment Partners, LLC | 4.9% | 2,108,944 | -1.5% | 0.23% | $31,043,656 |
| First Light Asset Management, LLC | 4.4% | 1,917,903 | +9.5% | 2.7% | $28,231,532 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 3.4% | 1,460,981 | -1.3% | 0.14% | $21,505,640 |
| Nuveen, LLC | 3.1% | 1,352,717 | +12% | 0.01% | $19,911,995 |
| Granahan Investment Management, LLC | 2.4% | 1,039,649 | -18% | 0.63% | $15,303,633 |
| STATE STREET CORP | 2.4% | 1,025,021 | -0.3% | 0% | $15,088,309 |
| Impax Asset Management Group plc | 2.4% | 1,025,010 | +48% | 0.09% | $15,088,147 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.1% | 920,607 | +0.93% | 0% | $13,553,439 |
| WELLINGTON MANAGEMENT GROUP LLP | 2% | 853,266 | +75% | 0% | $12,560,076 |
| CADIAN CAPITAL MANAGEMENT, LP | 1.4% | 595,000 | 0.52% | $8,758,400 | |
| Point72 (DIFC) Ltd | 1.3% | 584,620 | +19887% | 0.6% | $8,605,613 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 1.3% | 563,531 | -16% | 0.36% | $8,295,176 |
| Point72 Asset Management, L.P. | 1.2% | 502,002 | +100% | 0.02% | $7,389,452 |
| GOLDMAN SACHS GROUP INC | 1.2% | 500,875 | +4.9% | 0% | $7,372,880 |
| RENAISSANCE TECHNOLOGIES LLC | 1.2% | 499,700 | +19% | 0.01% | $7,355,584 |
| Pier Capital, LLC | 1.1% | 488,835 | -1.8% | 1.1% | $7,195,651 |
| First Eagle Investment Management, LLC | 1.1% | 484,261 | +37% | 0.01% | $7,128,322 |
| VICTORY CAPITAL MANAGEMENT INC | 1.1% | 468,388 | +8.3% | 0% | $6,894,671 |
| ALGERT GLOBAL LLC | 0.96% | 415,194 | +105% | 0.1% | $6,112,000 |
| D. E. Shaw & Co., Inc. | 0.91% | 393,009 | +14% | 0% | $5,785,092 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 268,048 | $5,286,229 | +$377,800 | $19.72 | 6 |
| 2025 Q3 | 41,857,223 | $616,132,127 | +$11,312,336 | $14.72 | 171 |
| 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 |