ClusterSignal

Ticker Story

SIBN

SI-BONE, Inc.

38/ 100

2 independent mixed-direction signals · 21 days

2 of 8 signal types active in the last 90 days

Signal Timeline

Insider ClustersellAug 17, 2026

3 insiders, sell · $435K · Grade B

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13F Fund PositionsellAug 14, 2026

Citadel Advisors — decrease position (-80%) · $563K

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13F Fund PositionbuyAug 14, 2026

Point72 Asset Management — increase position (+22%) · $12.9M

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13F Fund PositionbuyAug 13, 2026

Renaissance Technologies — new position · $720K

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Activist StakeJul 30, 2026

BlackRock, Inc. — 13G/A, 8% of SI-BONE, Inc.

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Insider ClustersellMay 18, 2026

3 insiders, sell · $343K · Grade B

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Activist StakeMay 7, 2026

First Light Asset Management, LLC — 13G/A, 18.02% of SI-BONE, Inc.

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Activist StakeApr 24, 2026

BlackRock, Inc. — 13G/A, 6.9% of SI-BONE, Inc.

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Activist StakeMar 27, 2026

The Vanguard Group — 13G/A, 0% of SI-BONE Inc

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Insider ClustersellFeb 17, 2026

4 insiders, sell · $2.4M · Grade B

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Activist StakeFeb 17, 2026

OrbiMed Capital LLC — 13G/A, 0% of SI-BONE, Inc.

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Activist StakeFeb 13, 2026

BROWN ADVISORY INC — 13G/A, 5.79% of SI-BONE, Inc.

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Activist StakeFeb 13, 2026

American Century Mutual Funds, Inc. — 13G/A, 4.1% of Si-Bone, Inc.

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Activist StakeFeb 12, 2026

Champlain Investment Partners, LLC — 13G, 4.9% of SI-BONE, Inc.

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Activist StakeDec 5, 2025

First Light Asset Management, LLC — 13G, 11.63% of SI-BONE, Inc.

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Insider ClustersellNov 17, 2025

4 insiders, sell · $360K · Grade B

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Activist StakeNov 14, 2025

American Century Mutual Funds, Inc. — 13G/A, 5.3% of Si-Bone, Inc.

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Insider ClustersellAug 18, 2025

4 insiders, sell · $323K · Grade B

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Activist StakeAug 14, 2025

OrbiMed Capital LLC — 13G/A, 5.1% of SI-BONE, Inc.

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Activist StakeAug 12, 2025

Champlain Investment Partners, LLC — 13G, 5% of SI-BONE, Inc.

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⚠ Detection and context from official public sources — not financial advice, not a prediction.