SI-BONE Ownership | Who Owns SI-BONE?

Overview Forecast RevenueFinancials Chart Transcripts

SI-BONE Ownership Summary

SI-BONE is owned by 72.33% institutional investors, 3.34% insiders, and 24.33% retail investors. First light asset management is the largest institutional shareholder, holding 12.30% of SIBN shares. American Century Small Cap Growth Inv is the top mutual fund, with 4.29% of its assets in SI-BONE shares.

SIBN Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	SI-BONE	72.33%	3.34%	24.33%
Sector	Healthcare Stocks	35.58%	11.87%	52.55%
Industry	Medical Device Stocks	35.88%	10.92%	53.20%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
First light asset management	5.35M	12.30%	$67.61M
Blackrock	3.85M	9.31%	$49.74M
Blackrock funding, inc. /de	3.43M	7.88%	$43.30M
Orbimed advisors	2.58M	6.03%	$37.96M
Vanguard group	2.50M	5.79%	$49.33M
American century companies	2.51M	5.77%	$31.69M
Brown advisory	2.12M	4.88%	$26.81M
Cadian capital management, lp	1.89M	4.34%	$23.84M
Granahan investment management	1.74M	4.00%	$21.96M
Impax asset management group	1.43M	3.28%	$18.00M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
First light asset management	5.35M	6.06%	$67.61M
Kent lake capital	800.00K	4.66%	$10.34M
Cadian capital management, lp	1.89M	2.90%	$23.84M
Kent lake pr	250.00K	1.86%	$3.68M
Granahan investment management	1.74M	1.06%	$21.96M
Bullseye asset management	142.73K	1.04%	$1.80M
Pier capital	476.81K	0.99%	$6.02M
Nano cap new millennium growth fund l p	82.50K	0.97%	$1.04M
Orbimed advisors	2.58M	0.89%	$37.96M
Highmark wealth management	159.83K	0.82%	$2.02M

Top Buyers

Holder	Shares	% Assets	Change
Granahan investment management	1.74M	1.06%	858.94K
Cadian capital management, lp	1.89M	2.90%	716.37K
Gilder gagnon howe	1.05M	0.16%	634.56K
Paradigm capital management inc/ny	1.13M	0.54%	598.30K
Point72 (difc)	584.62K	0.56%	581.70K

Top Sellers

Holder	Shares	% Assets	Change
Holocene advisors, lp	-	-	-585.31K
Algert global	230.41K	0.04%	-381.45K
Brown advisory	2.12M	0.04%	-339.47K
Oberweis asset management inc/	-	-	-275.90K
Jefferies financial group	-	-	-250.05K

New Positions

Holder	Shares	% Assets	Change	Value
Vanguard fiduciary trust	274.69K	0.00%	274.69K	$3.47M
Susquehanna fundamental investments	35.11K	0.01%	35.11K	$454.00K
Drw securities	25.84K	0.00%	25.84K	$326.41K
Vanguard asset management	25.65K	0.00%	25.65K	$323.96K
Ci private wealth	20.01K	0.00%	20.01K	$252.70K

Sold Out

Holder	Change
Twin peaks wealth advisors	-5.00
Nelson, van denburg & campbell wealth management group	-7.00
Ronald blue trust	-14.00
Principal securities	-14.00
Coldstream capital management	-24.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	157	-16.04%	31,469,879	-24.14%	72	0.78%	79	-25.47%	59	1.72%
Dec 31, 2025	50	-71.43%	6,770,489	-83.82%	15	0.16%	31	-63.95%	12	-80.33%
Sep 30, 2025	52	-69.05%	5,908,713	-84.91%	13	0.16%	18	-79.55%	17	-69.64%
Jun 30, 2025	175	9.38%	40,835,597	0.97%	95	1.05%	92	-3.16%	57	54.05%
Mar 31, 2025	160	8.11%	40,444,754	1.58%	95	1.05%	94	14.63%	38	-15.56%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Century Small Cap Growth Inv	1.90M	4.29%	116.38K
American Century U.S. Small Cap Growth	1.90M	4.29%	116.38K
Bellevue Healthcare Ord	1.37M	3.29%	1.37M
Impax US Small Cap Strategy Composite	1.43M	3.22%	-
Impax Small Cap Institutional	1.43M	3.22%	-
Vanguard Total Stock Mkt Idx Inv	1.29M	2.91%	-
Vanguard US Total Market Shares ETF	1.22M	2.87%	-
iShares Russell 2000 ETF	905.34K	2.05%	7.61K
CREF Stock R1	842.36K	1.98%	-
CREF Stock R3	842.36K	1.95%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 05, 2026	DUNN JEFFREY W	-	Sell	$54.51K
May 29, 2026	Davis Timothy E JR	-	Sell	$49.49K
May 28, 2026	Davis Timothy E JR	-	Sell	$54.70K
May 18, 2026	FRANCIS LAURA	Chief Executive Officer	Sell	$28.75K
May 18, 2026	FRANCIS LAURA	Chief Executive Officer	Sell	$32.81K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	15
2026 Q1	-	34
2025 Q4	-	29
2025 Q3	-	22
2025 Q2	-	38

SIBN Ownership FAQ

Who Owns SI-BONE?

SI-BONE shareholders are primarily institutional investors at 72.33%, followed by 3.34% insiders and 24.33% retail investors. The average institutional ownership in SI-BONE's industry, Medical Device Stocks, is 35.88%, which SI-BONE exceeds.

Who owns the most shares of SI-BONE?

SI-BONE’s largest shareholders are First light asset management (5.35M shares, 12.30%), Blackrock (3.85M shares, 9.31%), and Blackrock funding, inc. /de (3.43M shares, 7.88%). Together, they hold 29.49% of SI-BONE’s total shares outstanding.

Does Blackrock own SI-BONE?

Yes, BlackRock owns 9.31% of SI-BONE, totaling 3.85M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 49.74M$. In the last quarter, BlackRock decreased its holdings by -76.246K shares, a -1.94% change.

Who is SI-BONE’s biggest shareholder by percentage of total assets invested?

First light asset management is SI-BONE’s biggest shareholder by percentage of total assets invested, with 6.06% of its assets in 5.35M SI-BONE shares, valued at 67.61M$.

Who is the top mutual fund holder of SI-BONE shares?

American Century Small Cap Growth Inv is the top mutual fund holder of SI-BONE shares, with 4.29% of its total shares outstanding invested in 1.9M SI-BONE shares.

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