SANTA CLARA, CA
SI-BONE, INC.SIBN— Latest position per institution from SEC 13F filings
15
Institutional holders
39.08M
Total shares held
507.07M
Estimated value
1.95M
Avg. position size
FIRST LIGHT ASSET MANAGEMENT, LLC
CIK 1600004
Shares
5.35M
Value
67.61M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.85M
Value
49.74M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
3.43M
Value
43.30M
Filed
Mar 31, 2026
ORBIMED ADVISORS LLC
CIK 1055951
Shares
2.58M
Value
37.96M
Filed
Sep 30, 2025
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
2.51M
Value
31.69M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
2.50M
Value
49.33M
Filed
Dec 31, 2025
BROWN ADVISORY INC
CIK 1345929
Shares
2.12M
Value
26.81M
Filed
Mar 31, 2026
CADIAN CAPITAL MANAGEMENT, LP
CIK 1423686
Shares
1.89M
Value
23.84M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.76M
Value
22.28M
Filed
Mar 31, 2026
GRANAHAN INVESTMENT MANAGEMENT, LLC
CIK 1026710
Shares
1.74M
Value
21.96M
Filed
Mar 31, 2026
IMPAX ASSET MANAGEMENT GROUP PLC
CIK 1749768
Shares
1.43M
Value
18M
Filed
Mar 31, 2026
NUVEEN, LLC
CIK 1871926
Shares
1.29M
Value
16.24M
Filed
Mar 31, 2026
NUVEEN ASSET MANAGEMENT, LLC
CIK 1521019
Shares
1.26M
Value
17.72M
Filed
Dec 31, 2024
SILVERCREST ASSET MANAGEMENT GROUP LLC
CIK 1232395
Shares
1.24M
Value
15.72M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
1.13M
Value
14.27M
Filed
Mar 31, 2026
PARADIGM CAPITAL MANAGEMENT INC/NY
CIK 1037792
Shares
1.13M
Value
14.23M
Filed
Mar 31, 2026
GILDER GAGNON HOWE & CO LLC
CIK 902464
Shares
1.05M
Value
13.24M
Filed
Mar 31, 2026
AVIDITY PARTNERS MANAGEMENT LP
CIK 1791827
Shares
996.70K
Value
17.40K
Filed
Sep 30, 2022
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
951.73K
Value
12.02M
Filed
Mar 31, 2026
CHAMPLAIN INVESTMENT PARTNERS, LLC
CIK 1315478
Shares
877.61K
Value
11.08M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | FIRST LIGHT ASSET MANAGEMENT, LLC | 1600004 | 5.35M | 67.61M | Mar 31, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 3.85M | 49.74M | Jun 30, 2024 |
| 3 | BLACKROCK, INC. | 2012383 | 3.43M | 43.30M | Mar 31, 2026 |
| 4 | ORBIMED ADVISORS LLC | 1055951 | 2.58M | 37.96M | Sep 30, 2025 |
| 5 | AMERICAN CENTURY COMPANIES INC | 748054 | 2.51M | 31.69M | Mar 31, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 2.50M | 49.33M | Dec 31, 2025 |
| 7 | BROWN ADVISORY INC | 1345929 | 2.12M | 26.81M | Mar 31, 2026 |
| 8 | CADIAN CAPITAL MANAGEMENT, LP | 1423686 | 1.89M | 23.84M | Mar 31, 2026 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.76M | 22.28M | Mar 31, 2026 |
| 10 | GRANAHAN INVESTMENT MANAGEMENT, LLC | 1026710 | 1.74M | 21.96M | Mar 31, 2026 |
| 11 | IMPAX ASSET MANAGEMENT GROUP PLC | 1749768 | 1.43M | 18M | Mar 31, 2026 |
| 12 | NUVEEN, LLC | 1871926 | 1.29M | 16.24M | Mar 31, 2026 |
| 13 | NUVEEN ASSET MANAGEMENT, LLC | 1521019 | 1.26M | 17.72M | Dec 31, 2024 |
| 14 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 1232395 | 1.24M | 15.72M | Mar 31, 2026 |
| 15 | STATE STREET CORP | 93751 | 1.13M | 14.27M | Mar 31, 2026 |
| 16 | PARADIGM CAPITAL MANAGEMENT INC/NY | 1037792 | 1.13M | 14.23M | Mar 31, 2026 |
| 17 | GILDER GAGNON HOWE & CO LLC | 902464 | 1.05M | 13.24M | Mar 31, 2026 |
| 18 | AVIDITY PARTNERS MANAGEMENT LP | 1791827 | 996.70K | 17.40K | Sep 30, 2022 |
| 19 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 951.73K | 12.02M | Mar 31, 2026 |
| 20 | CHAMPLAIN INVESTMENT PARTNERS, LLC | 1315478 | 877.61K | 11.08M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.