ClusterSignal

Ticker Story

AORT

ARTIVION, INC.

38/ 100

2 independent mixed-direction signals · 30 days

2 of 8 signal types active in the last 90 days

Signal Timeline

Insider ClustersellAug 19, 2026

3 insiders, sell · $2.1M · Grade C

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13F Fund PositionbuyAug 14, 2026

Citadel Advisors — increase position (+617%) · $18.6M

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13F Fund PositionbuyAug 13, 2026

Renaissance Technologies — new position · $1.5M

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Activist StakeAug 6, 2026

FMR LLC — 13G/A, 4% of ARTIVION INC

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Activist StakeMar 26, 2026

The Vanguard Group — 13G/A, 0% of Artivion Inc

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Insider ClustersellMar 4, 2026

6 insiders, sell · $2.7M · Grade B

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Insider ClustersellFeb 24, 2026

6 insiders, sell · $2.3M · Grade A

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Activist StakeFeb 17, 2026

NOMURA ASSET MANAGEMENT INTERNATIONAL INC. — 13G, 5.5% of ARTIVION, INC.

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Activist StakeFeb 13, 2026

Macquarie Group Limited — 13G/A, 0% of Artivion Inc

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Insider ClustersellNov 21, 2025

3 insiders, sell · $3.3M · Grade C

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Activist StakeNov 14, 2025

Perceptive Advisors LLC — 13G/A, 4.3% of ARTIVION, INC.

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Insider ClustersellNov 13, 2025

5 insiders, sell · $3.8M · Grade B

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Activist StakeNov 13, 2025

Macquarie Group Limited — 13G/A, 5.26% of Artivion Inc

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Activist StakeNov 7, 2025

Morgan Stanley — 13G/A, 4.4% of ARTIVION, INC.

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Activist StakeOct 17, 2025

BlackRock, Inc. — 13G/A, 12.7% of ARTIVION, INC.

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Activist StakeAug 12, 2025

Juniper Targeted Opportunity Fund, L.P. — 13D/A, 3.1% of Artivion, Inc.

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