SI-BONE Ownership | Who Owns SI-BONE?

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SI-BONE Ownership Summary

SI-BONE is owned by 95.53% institutional investors, 3.06% insiders, and 1.41% retail investors. Blackrock is the largest institutional shareholder, holding 9.31% of SIBN shares. Worldwide Healthcare Ord is the top mutual fund, with 5.40% of its assets in SI-BONE shares.

SIBN Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	SI-BONE	95.53%	3.06%	1.41%
Sector	Healthcare Stocks	279.19%	10.62%	-189.81%
Industry	Medical Device Stocks	32.77%	10.51%	56.72%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	3.85M	9.31%	$49.74M
Blackrock funding, inc. /de	3.83M	9.19%	$53.76M
Brown advisory	3.64M	8.73%	$51.04M
Orbimed advisors	3.44M	8.25%	$48.27M
Champlain investment partners	2.72M	6.52%	$38.15M
Vanguard group	2.41M	5.77%	$33.77M
American century companies	2.38M	5.70%	$33.34M
Silvercrest asset management group	1.95M	4.68%	$27.39M
Granahan investment management	1.63M	3.92%	$22.92M
Paradigm capital management inc/ny	1.35M	3.27%	$17.45M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Kent lake capital	800.00K	4.66%	$10.34M
First light asset management	1.14M	1.53%	$15.94M
Orbimed advisors	3.44M	1.00%	$48.27M
Granahan investment management	1.63M	0.96%	$22.92M
Pier capital	473.12K	0.95%	$6.63M
Paradigm capital management inc/ny	1.35M	0.80%	$17.45M
Bullseye asset management	105.88K	0.70%	$1.49M
Essex investment management	208.16K	0.52%	$2.92M
Harbor capital advisors	841.04K	0.51%	$11.79M
Vela investment management	122.67K	0.48%	$1.72M

Top Buyers

Holder	Shares	% Assets	Change
Kent lake capital	800.00K	4.66%	378.69K
Silvercrest asset management group	1.95M	0.18%	350.97K
Paradigm capital management inc/ny	1.35M	0.80%	267.10K
American century companies	2.38M	0.02%	236.17K
Harbor capital advisors	841.04K	0.51%	220.56K

Top Sellers

Holder	Shares	% Assets	Change
Bellevue group	880.98K	0.24%	-563.13K
Wellington management group llp	504.69K	0.00%	-523.55K
First light asset management	1.14M	1.53%	-389.23K
Brown advisory	3.64M	0.06%	-363.30K
Morgan stanley	494.71K	0.00%	-320.92K

New Positions

Holder	Shares	% Assets	Change	Value
First eagle investment management	185.45K	0.01%	185.45K	$2.60M
Tocqueville asset management	170.00K	0.04%	170.00K	$2.38M
Raymond james financial	87.92K	0.00%	87.92K	$1.23M
Graham capital management	35.49K	0.01%	35.49K	$497.53K
Susquehanna fundamental investments	35.11K	0.01%	35.11K	$454.00K

Sold Out

Holder	Change
True wealth design	-4.00
Nelson, van denburg & campbell wealth management group	-7.00
Principal securities	-14.00
Ronald blue trust	-14.00
Us bancorp \de\	-25.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	160	8.11%	40,444,754	1.58%	95	1.05%	94	14.63%	38	-15.56%
Dec 31, 2024	147	7.30%	38,430,441	-5.61%	92	0.97%	81	10.96%	45	25.00%
Sep 30, 2024	136	-5.56%	40,714,386	-0.37%	97	1.00%	72	-11.11%	36	-7.69%
Jun 30, 2024	144	-6.49%	40,865,909	0.27%	98	1.00%	81	6.58%	39	-23.53%
Mar 31, 2024	154	-2.53%	40,757,173	3.84%	99	0.95%	76	-17.39%	51	10.87%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Worldwide Healthcare Ord	2.30M	5.40%	-
American Century Small Cap Growth Inv	2.06M	4.85%	180.36K
American Century U.S. Small Cap Growth	2.06M	4.85%	180.36K
Champlain Small Company Fund, LLC	1.75M	4.10%	-37.95K
Bellevue Healthcare Ord	1.37M	3.29%	1.37M
Vanguard Total Stock Mkt Idx Inv	1.27M	2.98%	11.71K
Vanguard US Total Market Shares ETF	1.22M	2.87%	-
iShares Russell 2000 ETF	1.05M	2.45%	513.00
Champlain Small Company Adv	895.00K	2.10%	-105.00K
CREF Stock R1	842.36K	1.98%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 05, 2025	DUNN JEFFREY W	-	Sell	$64.33K
May 16, 2025	FRANCIS LAURA	Chief Executive Officer	Sell	$74.42K
May 16, 2025	FRANCIS LAURA	Chief Executive Officer	Sell	$39.93K
May 16, 2025	FRANCIS LAURA	Chief Executive Officer	Sell	$5.00K
May 16, 2025	FRANCIS LAURA	Chief Executive Officer	Sell	$60.94K

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	-	38
2025 Q1	-	31
2024 Q4	-	18
2024 Q3	-	19
2024 Q2	-	14

SIBN Ownership FAQ

Who Owns SI-BONE?

SI-BONE shareholders are primarily institutional investors at 95.53%, followed by 3.06% insiders and 1.41% retail investors. The average institutional ownership in SI-BONE's industry, Medical Device Stocks, is 32.77%, which SI-BONE exceeds.

Who owns the most shares of SI-BONE?

SI-BONE’s largest shareholders are Blackrock (3.85M shares, 9.31%), Blackrock funding, inc. /de (3.83M shares, 9.19%), and Brown advisory (3.64M shares, 8.73%). Together, they hold 27.23% 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?

Kent lake capital is SI-BONE’s biggest shareholder by percentage of total assets invested, with 4.66% of its assets in 800K SI-BONE shares, valued at 10.34M$.

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

Worldwide Healthcare Ord is the top mutual fund holder of SI-BONE shares, with 5.40% of its total shares outstanding invested in 2.3M SI-BONE shares.

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