SI-BONE, Inc.· SIBN

🇺🇸 US · SmallBroad USNASDAQ

HealthcareMedical - DevicesWebsite

Price: $18.44
Day: -0.05%
Mkt Cap: $817.80M
52W Range: $11.48 – $21.89
Volume: 1.25M
Beta: 0.70

D55D FrameworkQuarterly Data

Holdings Analysis

Insider activity, institutional flows, and fund ownership.

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stockoscope.com

SI-BONE, Inc.

SIBN|Healthcare|Medical - Devices

Current price: $18

Smart Money

Dimension 5 of 5

Insider Activity, Q3 2026

Latest scored quarter, net flow, and top transactions by value

Net dollar flow-$108.0K

Net share flow-6.5K

Purchases0 ($0)

Sales5 ($108.0K)

Top Notable Transactions

Insider

Type

Value

Date

DUNN JEFFREY W

Sale

$6.0M

May 9

DUNN JEFFREY W

Sale

$1.1M

Nov 11

FRANCIS LAURA

Sale

$708.2K

Feb 28

Institutional Ownership, Q1 2026

Ownership share, position changes, share flow, and top holders

Ownership98.7%

13F share flow-49.0%

Investors holding183

+126 adding-104 reducing

New 31Inc 95Red 68Closed 36

Top Institutional Holders

Institution

Value

Change

FIRST LIGHT ASSET MANAGEMENT, LLC

$67.6M

+5.6%

BLACKROCK, INC.

$43.3M

-2.4%

AMERICAN CENTURY COMPANIES INC

$31.7M

+8.3%

BROWN ADVISORY INC

$26.8M

-14.4%

ETF & Mutual Fund Activity, Q2 2026

Latest meaningful quarter: fund-by-fund buying / unchanged / selling

Funds reporting87

Total shares held10.4M

Share flow-5.5%

25 buying15 selling

Buying 25Unchanged 47Selling 15

Top Fund Holders

Fund

Weight

Change

FIDELITY CONCORD STREET TRUST

359.5K

0.13%

+1.0K

VANGUARD SCOTTSDALE FUNDS

237.4K

0.01%

+8.2K

VALIC Co I

212.6K

0.08%

-16.2K

SCHWAB STRATEGIC TRUST

205.0K

0.07%

-2.8K

See the complete picture

The full 5D Framework: Business Quality · Peer Comparison · Valuation · Analyst Sentiment · Smart Money

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Generated August 5, 2026

For educational purposes only. Not financial advice. Data may be delayed or incomplete.

Smart Money Sentiment

SIBN Smart Money Sentiment Score

A weighted 1-5 sentiment score across three smart money signals.

Smart Money

3.4/5

Neutral

Weighted across 3 components

Component Breakdown (3 of 3 available)

Insider Activity

40% weight

Institutional Flow

50% weight

+36

Fund Flow

10% weight

+25

Overall Smart Money sentiment of 3.4/5 (Neutral) based on a weighted combination of 3 components. Insider activity uses a relative-baseline comparison against the stock's own history; institutional flow tracks position momentum and 13F share changes; fund flow measures ETF / mutual-fund buying vs selling. Higher scores indicate stronger bullish sentiment from professional investors.Last updated August 4, 2026.

Insider Trading Activity

Insider trading analysis comparing the latest quarter against the stock's own historical baseline.

Insider Activity for SIBN

Net insider share flow by quarter (C-suite & director purchases minus sales)

Neutral

Routine insider selling in Q3 2026

5 sales totaling $108.0K (6.5K shares)

Share volume is well below the historical pace (0.1x average), insiders are holding more

Sell-only pattern: no insider purchases across 7 quarters

Steady selling pace across recent quarters

Notable Recent Transactions, SIBN

Top 8 highest-value recent insider trades

DUNN JEFFREY W

Director

Sell

272,753 shares at $22.00

May 9, 2023$6.00M

DUNN JEFFREY W

Director

Sell

56,852 shares at $18.95

Nov 11, 2025$1.08M

FRANCIS LAURA

Director

Sell

35,000 shares at $20.23

Feb 28, 2023$708.17K

FRANCIS LAURA

Director

Sell

38,504 shares at $17.18

May 7, 2025$661.37K

Freund John Gordon

Director

Sell

30,000 shares at $20.54

Aug 9, 2023$616.20K

FRANCIS LAURA

Director

Sell

39,764 shares at $15.29

Feb 17, 2026$608.07K

Maheshwari Anshul

Officer

Sell

28,350 shares at $18.17

May 8, 2025$515.09K

DUNN JEFFREY W

Director

Sell

20,000 shares at $21.48

Aug 11, 2023$429.63K

Institutional Ownership Analysis

Institutional ownership analysis with position momentum, 13F share flow, and ownership percentage trends.

Institutional Ownership Over Time for SIBN

Total dollar value invested by institutions each quarter

Bullish Signal

Institutions accumulating in Q1 2026

98.7% institutional ownership

Slight accumulation: 126 adding vs 104 reducing

13F shares increased by 4.4%, a notable change

Momentum weakening from prior quarter

Position Changes

Q2 2026: how are institutions adjusting their positions?

+15 growing-162 shrinkingNet: -147

156

New (2)

Increased (13)

Reduced (6)

Closed (156)

Top Institutional Holders, SIBN

Largest 8 institutional positions by ownership percentage as of Q2 2026

PEREGRINE CAPITAL MANAGEMENT LLC

407.4K

$6.6M

Ownership

0.93%

-4.8%

VELA INVESTMENT MANAGEMENT, LLC

201.1K

$3.3M

Ownership

0.46%

+7.4%

CITIGROUP INC

90.3K

$1.5M

Ownership

0.21%

+26.1%

PRINCIPAL FINANCIAL GROUP INC

76.5K

$1.2M

Ownership

0.17%

+9.3%

STERLING CAPITAL MANAGEMENT LLC

44.9K

$732.7K

Ownership

0.10%

-0.2%

D.A. DAVIDSON & CO.

36.8K

$600.2K

Ownership

0.08%

-0.3%

PERPETUAL LTD

33.9K

$553.0K

Ownership

0.08%

+6.5%

PENN CAPITAL MANAGEMENT COMPANY, LLC

30.3K

$494.3K

Ownership

0.07%

-25.3%

ETF and Mutual Fund Holdings

ETF and mutual fund activity breakdown showing buying vs selling funds, top fund holders, and detailed holdings.

Fund Activity

Q2 2026: 87 ETFs and mutual funds reporting

25 buying15 sellingNet: +10

Buying (25)

Unchanged (47)

Selling (15)

Bullish Signal

Funds accumulating in Q2 2026

87 ETFs and mutual funds reporting

25 funds buying vs 15 selling

Top Fund Holders, SIBN

Largest 8 ETF and mutual fund positions by shares held as of latest filing

FIDELITY CONCORD STREET TRUST

359.5K

Weight

0.13%

Increased

VANGUARD SCOTTSDALE FUNDS

237.4K

Weight

0.01%

Increased

VALIC Co I

212.6K

Weight

0.08%

Decreased

SCHWAB STRATEGIC TRUST

205.0K

Weight

0.07%

Decreased

VANGUARD WORLD FUND

124.0K

Weight

0.04%

Increased

RBB FUND, INC.

98.6K

Weight

0.06%

Increased

Goldman Sachs ETF Trust

54.0K

Weight

0.04%

Increased

TRUST FOR PROFESSIONAL MANAGERS

30.1K

Weight

0.01%

No change

SI-BONE, Inc.· SIBN

Holdings Analysis

Insider Trading Activity

1.3Transaction History396Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings52Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights

Search stocks

Holdings Analysis

Insider Trading Activity

1.3Transaction History396Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings52Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights