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SI-BONE Inc

SIBN

Market cap $765M

182 hedge funds and large institutions have $815M invested in SI-BONE Inc in 2025 Q4 according to their latest regulatory filings, with 30 funds opening new positions, 73 increasing their positions, 61 reducing their positions, and 19 closing their positions.

New

Increased

Maintained

Reduced

Closed

79% more call options, than puts

Call options by funds: $5.28M | Put options by funds: $2.96M

58% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 19

32% more capital invested

Capital invested by funds: $616M → $815M (+$199M)

20% more repeat investments, than reductions

Existing positions increased: 73 | Existing positions reduced: 61

4% more funds holding

Funds holding: 175 → 182 (+7)

1.81% less ownership

Funds ownership: 97.02% → 95.21% (-1.8%)

Holders

182

Holders Change

Holders Change %

+4%

% of All Funds

2.21%

Holding in Top 10

Holding in Top 10 Change

Holding in Top 10 Change %

% of All Funds

0.01%

New

Increased

Reduced

Closed

Calls

$5.28M

Puts

$2.96M

Net Calls

+$2.32M

Net Calls Change

+$1.33M

Top Buyers

1	FLAM First Light Asset Management Edina, Minnesota	+$54.1M
2	CCM Cadian Capital Management New York	+$10M
3	GGHC Gilder Gagnon Howe & Co New York	+$7.19M
4	Point72 Asset Management Stamford, Connecticut	+$4.24M
5	AG Algert Global San Francisco, California	+$3.42M

Top Sellers

1	O OrbiMed New York	-$38M
2	CIP Champlain Investment Partners Burlington, Vermont	-$17.2M
3	American Century Companies Kansas City, Missouri	-$9.34M
4	Brown Advisory Baltimore, Maryland	-$5.41M
5	Victory Capital Management San Antonio, Texas	-$5.33M

#	Name	Holding	Trade Value	Shares Change	Change in Stake
26	PHP 26 Parkman Healthcare Partners Stamford, Connecticut	$7.38M	-$73K	-4,201	-1%
27	27 Northern Trust Chicago, Illinois	$6.99M	-$168K	-9,669	-3%
28	28 Marshall Wace London, United Kingdom	$6.62M	+$2.49M	+143,597	+75%
29	29 Charles Schwab San Francisco, California	$6.34M	+$37.7K	+2,172	+0.7%
30	30 Citadel Advisors Miami, Florida	$6.12M	-$763K	-43,896	-12%
31	TAM 31 Tocqueville Asset Management New York	$5.99M	+$521K	+30,000	+11%
32	RA 32 Royce & Associates New York	$5.84M	+$2.33M	+134,016	+83%
33	33 Tudor Investment Corp Stamford, Connecticut	$5.12M	+$27K	+1,557	+0.6%
34	34 Two Sigma Investments New York	$4.95M	+$616K	+35,445	+16%
35	35 Jane Street New York	$4.8M	-$1.69M	-97,042	-28%
36	36 Renaissance Technologies New York	$4.62M	-$4.61M	-265,300	-53%
37	37 Qube Research & Technologies (QRT) London, United Kingdom	$4.53M	-$2.43M	-139,884	-38%
38	38 Assenagon Asset Management Senningerberg, Luxembourg	$4.44M	+$17.3K	+997	+0.4%
39	EIM 39 Essex Investment Management Boston, Massachusetts	$4.12M	-$81K	-4,663	-2%
40	40 Morgan Stanley New York	$4.04M	-$1.04M	-59,778	-23%
41	41 Walleye Capital New York	$3.83M	+$3.07M	+176,648	+1,011%
42	42 JP Morgan Chase New York	$3.77M	+$95.3K	+5,486	+3%
43	43 Russell Investments Group London, United Kingdom	$3.62M	+$874K	+50,303	+38%
44	ECM 44 ExodusPoint Capital Management New York	$3.36M	+$840K	+48,357	+40%
45	45 SEI Investments Oaks, Pennsylvania	$3.36M	+$1.22M	+70,023	+70%
46	46 Squarepoint New York	$3.27M	+$1.26M	+72,676	+78%
47	47 Victory Capital Management San Antonio, Texas	$3.18M	-$5.33M	-307,048	-66%
48	48 BNP Paribas Financial Markets Paris, France	$3.17M	-$1.16M	-67,025	-29%
49	HWM 49 HighMark Wealth Management St. Paul, Minnesota	$3.15M	+$2.35M	+135,232	+550%
50	NCGI 50 Next Century Growth Investors Plymouth, Minnesota	$2.8M	+$2.06M	+118,657	+508%