SI-BONE, Inc. (SIBN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

33,066,667Shares Outstanding

455,432Shares held by institutions

$6,945,338Value of institutional holdings

94.40%Institutional ownership %

11.24%Shares Changed QoQ

124No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

SI-BONE, Inc. (NASDAQ:SIBN) currently has 174 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

Institutional ownership in Si-Bone edged down to 98.3% in December 2025, compared to 100.8% in September 2025.
Institutional share ownership changed by 10.19% QoQ, while the number of institutional owners saw an increase of 20.00% YoY.
The latest 13F cycle for Si-Bone reveals that of 174 total investors, 100 funds grew their exposure, whereas 56 reduced theirs and 18 made no changes.
Collectively, institutional investors increased their stake in Si-Bone to 40.81Mn shares as of December 2025, a change that is up by 3.78Mn shares quarter on quarter and up 741.42K shares year over year.
First Light Asset Management, LLC continues to be the largest institutional holder of Si-Bone as of December 31, 2025, with a position of 5.03Mn shares, representing 12.12% of the company's outstanding stock.
Among the most significant buyers of Si-Bone during December 2025 were First Light Asset Management, LLC (3.12Mn), CADIAN CAPITAL MANAGEMENT, LP (576.10K), Caption Management, LLC (297.92K), Point72 Asset Management, L.P. (243.97K), ALGERT GLOBAL LLC (196.66K).
Leading sellers of Si-Bone stock in December 2025 included Champlain Investment Partners, LLC (992.76K), AMERICAN CENTURY COMPANIES INC (537.60K), BROWN ADVISORY INC (311.37K), VICTORY CAPITAL MANAGEMENT INC (307.05K), RENAISSANCE TECHNOLOGIES LLC (265.30K).
The top 10 institutional holders of Si-Bone for the quarter ending December 2025 included First Light Asset Management, LLC (5.03Mn), BlackRock, Inc. (3.49Mn), VANGUARD GROUP INC (2.50Mn), BROWN ADVISORY INC (2.46Mn), AMERICAN CENTURY COMPANIES INC (2.30Mn), Nuveen, LLC (1.42Mn), SILVERCREST ASSET MANAGEMENT GROUP LLC (1.38Mn), Impax Asset Management Group plc (1.20Mn), CADIAN CAPITAL MANAGEMENT, LP (1.17Mn), Champlain Investment Partners, LLC (1.12Mn).

174 Institutional Holders

455,432 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
First Light Asset Management, LLC	31 Dec, 2025	5,032,904	3,115,001	162.42%	$99,248,867.00
BlackRock, Inc.	31 Dec, 2025	3,487,473	32,354	0.94%	$68,772,966.00
VANGUARD GROUP INC	31 Dec, 2025	2,501,555	11,566	0.46%	$49,330,665.00
BROWN ADVISORY INC	31 Dec, 2025	2,461,802	-311,365	-11.23%	$48,546,742.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	2,300,508	-537,599	-18.94%	$45,366,047.00
Nuveen, LLC	31 Dec, 2025	1,421,946	69,229	5.12%	$28,040,776.00
SILVERCREST ASSET MANAGEMENT GROUP LLC	31 Dec, 2025	1,382,865	-78,116	-5.35%	$27,270,098.00
Impax Asset Management Group plc	31 Dec, 2025	1,200,010	175,000	17.07%	$23,664,197.00
CADIAN CAPITAL MANAGEMENT, LP	31 Dec, 2025	1,171,100	576,100	96.82%	$23,094,092.00
Champlain Investment Partners, LLC	31 Dec, 2025	1,116,182	-992,762	-47.07%	$22,011,109.00
STATE STREET CORP	31 Dec, 2025	1,005,257	-19,764	-1.93%	$19,823,668.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	921,581	974	0.11%	$18,176,245.00
Granahan Investment Management, LLC	31 Dec, 2025	880,155	-159,494	-15.34%	$17,356,657.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	822,485	-30,781	-3.61%	$16,219,405.00
Point72 Asset Management, L.P.	31 Dec, 2025	745,970	243,968	48.60%	$14,710,528.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	676,016	175,141	34.97%	$13,331,036.00
ALGERT GLOBAL LLC	31 Dec, 2025	611,859	196,665	47.37%	$12,066.00
First Eagle Investment Management, LLC	31 Dec, 2025	537,461	53,200	10.99%	$10,598,731.00
PARADIGM CAPITAL MANAGEMENT INC/NY	31 Dec, 2025	528,200	-35,331	-6.27%	$10,416,104.00
Pier Capital, LLC	31 Dec, 2025	485,217	-3,618	-0.74%	$9,568,479.00

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