We are live on ! Find out more
SIBN icon

SI-BONE Inc
SIBN

158 hedge funds and large institutions have $568M invested in SI-BONE Inc in 2025 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 59 increasing their positions, 38 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,276% more call options, than puts

Call options by funds: $908K | Put options by funds: $66K

94% more first-time investments, than exits

New positions opened: 33 | Existing positions closed: 17

55% more repeat investments, than reductions

Existing positions increased: 59 | Existing positions reduced: 38

10% more funds holding

Funds holding: 143 → 158 (+15)

2% more capital invested

Capital invested by funds: $558M → $568M (+$9.47M)

0.4% more ownership

Funds ownership: 94.91% → 95.31% (+0.4%)

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
158
Holders Change
+15
Holders Change %
+10.49%
% of All Funds
2.12%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
33
Increased
59
Reduced
38
Closed
17
Calls
$908K
Puts
$66K
Net Calls
+$842K
Net Calls Change
+$96K

Top Buyers

1
FLAM
First Light Asset Management
Minnesota
+$7.67M
2
DSCM
Divisadero Street Capital Management
Florida
+$4.65M
3
American Century Companies
American Century Companies
Missouri
+$4.26M
4
Millennium Management
Millennium Management
New York
+$3.7M
5
Victory Capital Management
Victory Capital Management
Texas
+$3.62M

Top Sellers

1
KLP
Kent Lake PR
Puerto Rico
-$9.55M
2
Brown Advisory
Brown Advisory
Maryland
-$7.31M
3
SAM
Silvercrest Asset Management
New York
-$5.33M
4
HCA
Harbor Capital Advisors
Illinois
-$4.98M
5
JFG
Jefferies Financial Group
New York
-$3.51M
Name Holding Trade Value Shares
Change 		Change in
Stake
Charles Schwab
26
Charles Schwab
California
$4.5M -$6.52K -404 -0.1%
First Eagle Investment Management
27
First Eagle Investment Management
New York
$4.32M +$1.97M +122,290 +66%
DSCM
28
Divisadero Street Capital Management
Florida
$4.05M +$4.65M +288,428 New
Morgan Stanley
29
Morgan Stanley
New York
$3.84M +$180K +11,128 +4%
TAM
30
Tocqueville Asset Management
New York
$3.58M +$1.37M +85,000 +50%
Bank of America
31
Bank of America
North Carolina
$3.26M +$1.51M +93,273 +67%
PHP
32
Parkman Healthcare Partners
Connecticut
$3.24M +$234K +14,509 +7%
Millennium Management
33
Millennium Management
New York
$3.22M +$3.7M +229,553 New
Renaissance Technologies
34
Renaissance Technologies
New York
$2.99M +$1.64M +101,700 +91%
EIM
35
Essex Investment Management
Massachusetts
$2.92M -$4.2K -260 -0.1%
KLP
36
Kent Lake PR
Puerto Rico
$2.83M -$9.55M -591,687 -75%
Russell Investments Group
37
Russell Investments Group
United Kingdom
$2.83M +$2.88M +178,442 +765%
LCG
38
Lisanti Capital Growth
New York
$2.36M +$2.72M +168,525 New
Citadel Advisors
39
Citadel Advisors
Florida
$2.04M -$1.23M -76,159 -34%
Allianz Asset Management
40
Allianz Asset Management
Germany
$1.88M +$69.2K +4,288 +3%
Jane Street
41
Jane Street
New York
$1.82M +$2.09M +129,567 New
VIM
42
VELA Investment Management
Ohio
$1.72M – – –
Two Sigma Investments
43
Two Sigma Investments
New York
$1.66M +$779K +48,292 +69%
UBS AM
44
UBS AM
Illinois
$1.65M +$242K +15,025 +15%
TI
45
Trexquant Investment
Connecticut
$1.62M +$441K +27,331 +31%
RA
46
Royce & Associates
New York
$1.54M +$516 +32 +0%
Bank of New York Mellon
47
Bank of New York Mellon
New York
$1.53M -$36K -2,229 -2%
BAM
48
Bullseye Asset Management
Colorado
$1.49M – – –
LCM
49
Legato Capital Management
California
$1.39M +$591K +36,649 +58%
Two Sigma Advisers
50
Two Sigma Advisers
New York
$1.32M +$131K +8,100 +9%
1
2
3 4 5

SIBN Hedge Fund Activity: Q1 2025 in Review

158 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in SI-BONE Inc (SIBN) for Q1 2025, worth a combined $568M — up 1.7% from $558M a quarter earlier.

Buyers outnumbered sellers: 33 funds opened new SIBN positions and 17 closed out — a net gain of 16 holders — while 59 added to existing stakes and 38 trimmed.

The largest buyer was First Light Asset Management, adding an estimated $7.67M. The largest seller was Kent Lake PR, cutting an estimated $9.55M.

  • 158 institutional investors held SI-BONE Inc (SIBN) as of Q1 2025, up from 143 in Q4 2024.
  • Funds reported $568M of SI-BONE Inc stock for Q1 2025, up 1.7% quarter-over-quarter.
  • 33 funds opened new SI-BONE Inc positions in Q1 2025 and 17 closed out, a net change of +16 holders.
  • The largest SI-BONE Inc buyer in Q1 2025 was First Light Asset Management, an estimated $7.67M added.
  • The largest SI-BONE Inc seller in Q1 2025 was Kent Lake PR, an estimated $9.55M sold.

Based on aggregated 13F filings for Q1 2025.