| 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% | $48,037,640 | 3,423,923 | BlackRock, Inc. | 31 Mar 2025 | |||
| BROWN ADVISORY INC | 7.6% | $45,163,678 | 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% | $34,160,888 | -$12,282,092 | 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 | 268,808 | $5,301,216 | +$374,783 | $19.72 | 8 |
| 2025 Q3 | 41,857,223 | $616,132,127 | +$11,312,341 | $14.72 | 171 |
| 2025 Q2 | 40,845,770 | $768,714,026 | +$4,785,833 | $18.82 | 176 |
| 2025 Q1 | 40,444,748 | $567,437,354 | +$8,866,539 | $14.03 | 157 |
| 2024 Q4 | 39,805,322 | $558,078,340 | -$12,449,423 | $14.02 | 141 |
| 2024 Q3 | 40,711,841 | $569,069,204 | +$3,842,546 | $13.98 | 132 |
| 2024 Q2 | 40,865,904 | $528,395,577 | +$9,632,546 | $12.93 | 137 |
| 2024 Q1 | 27,163,470 | $444,657,828 | +$18,059,659 | $16.37 | 97 |
| 2023 Q4 | 14,815 | $310,967 | +$15,428 | $20.99 | 1 |
| 2023 Q3 | 38,945,462 | $826,267,219 | +$20,929,937 | $21.24 | 147 |
| 2023 Q2 | 37,696,018 | $1,017,180,572 | +$119,392,217 | $26.98 | 165 |
| 2023 Q1 | 33,530,215 | $659,420,496 | +$7,373,848 | $19.67 | 117 |
| 2022 Q4 | 33,562,406 | $457,746,124 | -$12,348,834 | $13.60 | 99 |
| 2022 Q3 | 32,991,557 | $576,168,120 | -$6,029,521 | $17.46 | 100 |
| 2022 Q2 | 31,590,788 | $416,494,964 | +$17,837,443 | $13.20 | 103 |
| 2022 Q1 | 32,442,404 | $732,006,597 | +$81,072 | $22.60 | 105 |
| 2021 Q4 | 32,382,410 | $718,622,166 | +$11,959,286 | $22.21 | 109 |
| 2021 Q3 | 31,146,771 | $667,594,606 | -$11,264,778 | $21.42 | 120 |
| 2021 Q2 | 30,556,664 | $961,569,395 | +$50,737,944 | $31.47 | 133 |
| 2021 Q1 | 29,241,220 | $930,282,738 | +$105,734,990 | $31.81 | 133 |
| 2020 Q4 | 26,230,158 | $783,838,062 | +$154,994,265 | $29.90 | 131 |
| 2020 Q3 | 21,228,663 | $503,413,991 | +$48,923,547 | $23.72 | 98 |
| 2020 Q2 | 18,892,097 | $301,127,276 | +$8,297,097 | $15.94 | 78 |
| 2020 Q1 | 18,559,470 | $221,786,773 | +$48,068,547 | $11.95 | 79 |
| 2019 Q4 | 13,620,371 | $292,838,544 | +$22,107,424 | $21.50 | 59 |
| 2019 Q3 | 12,738,612 | $225,090,309 | +$27,143,180 | $17.67 | 64 |
| 2019 Q2 | 11,180,525 | $227,340,338 | +$36,597,434 | $20.34 | 59 |
| 2019 Q1 | 9,516,441 | $179,288,000 | -$2,835,171 | $18.84 | 42 |
| 2018 Q4 | 9,565,890 | $199,824,000 | +$199,824,035 | $20.89 | 49 |