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SIBN · Healthcare

Si Bone Inc

USA Healthcare Filing: 2026-03-31
24/100
Smart-money confidence1 of 3 sources positive
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
32
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Market cap
$840M
Industry
Medical Devices
Sector
Healthcare
Exchange
NasdaqGM
About SI BONE INC

SI-BONE, Inc., a medical device company, develops procedural solutions for compromised bone, grounded in expertise in biomechanical design and anatomy-specific applications in the United States and internationally. It offers a series of patented titanium implants and the instruments used to implant them, as well as implantable bone products. The company also provides IFUSE, a triangular titanium implant with a triangular cross-section and porous surface that stabilizes the joint and facilitates the biological fixation of the bone onto the implant to drive fusion; IFUSE 3D, a triangular…

Who's behind the signal
Every informed buyer we can see on SIBN, across all three feeds.
Hedge funds · 6
Point72 (Steve Cohen) Increased +13%
AQR Capital Management Increased +171%
D.E. Shaw & Co Decreased −53%
Citadel Advisors Decreased −39%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. SI BONE INC isn't in the top-10 model right now, but 6 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
6
Investors
0
New positions
3
Increasing
3
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.1×
Increased +13%
% of portfolio
0.0%
Position change
+13%
0.0% of Point72's portfolio
Trust weight: 1.0×
Increased +171%
% of portfolio
0.0%
Position change
+171%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
Increased +244%
% of portfolio
0.0%
Position change
+244%
0.0% of Millennium Management's portfolio
Trust weight: 1.2×
Decreased −50%
% of portfolio
0.0%
Position change
−50%
0.0% of Tudor Investment's portfolio
Trust weight: 1.0×
Decreased −53%
% of portfolio
0.0%
Position change
−53%
0.0% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
Decreased −39%
% of portfolio
0.0%
Position change
−39%
0.0% of Citadel Advisors's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to SI BONE INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell SI BONE INC or any security.

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我们每周会把巴菲特、达利欧、阿克曼以及另外 47 位传奇投资人正在买入的股票发送给你 — 免费,直接来自他们的 SEC 申报文件。
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