RYTM
PRAX
ALNY
VRTX

Stuart A. Arbuckle

Known title: DirectorCIK: 0001557290

Associated companies

AI Market Commentary

AI-generatedAll commentary →

Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.

October 9, 2026

RYTM: RBC raises price target to $159, maintains Outperform. RBC Capital kept its Outperform rating on Rhythm Pharmaceuticals and lifted its price target to $159. The new target sits well above the stock’s 52‑week high of $122.20 and higher than the consensus analyst target of $138.59. A recent Benzinga piece also highlighted the stock’s five‑year total return, underscoring its past performance. These developments may influence market perception of the company’s growth prospects.

this person other insiders at RYTM

AI Market Commentary

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Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.

October 5, 2026

Praxis Precision Announces Inducement Grants Under Nasdaq Rule. Praxis Precision Medicines disclosed that it will issue inducement grants under Nasdaq Listing Rule 5635(c)(4). This move is a compliance measure aimed at meeting Nasdaq’s shareholder requirements and may affect the company’s share structure. The announcement is a routine regulatory update rather than a new product or earnings event.

this person other insiders at PRAX

AI Market Commentary

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October 17, 2026

Alnylam Q3 Earnings Call Set; Analysts Adjust Targets. Alnylam Pharmaceuticals is preparing to discuss its third-quarter 2026 financial results in an upcoming webcast. Ahead of this event, Citigroup and Wells Fargo maintained their ratings but lowered their price targets to $320 and $253, respectively. These adjustments occur while the stock trades near its 52-week low, reflecting a cautious market stance despite ongoing RNAi commercial momentum.

this person other insiders at ALNY

AI Market Commentary

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October 17, 2026

Vertex Highlights Sickle Cell Gene Therapy and Hormone Disorder Expansion. Vertex Pharmaceuticals is advancing a gene therapy for sickle cell disease, which could broaden its treatment portfolio but faces access challenges. The company also signals a potential new growth area in hormone disorders, moving beyond cystic fibrosis. With earnings approaching, investors are watching how these developments affect the company’s outlook. The stock has risen above the market recently, reflecting positive sentiment.

this person other insiders at VRTX

Transaction History

RYTM▲ Buy—
PRAX▲ Buy$0
ALNY▲ Buy$0
PRAX▲ Buy$0
PRAX▲ Buy$0
VRTX▼ Sell$16.8M
RYTM▲ Buy—
VRTX▲ Buy$0
VRTX▼ Sell$3.4M
VRTX▼ Sell$2.3M
VRTX▼ Sell$1.3M
VRTX▲ Buy$0
VRTX▼ Sell$1.5M
VRTX▲ Buy$0
VRTX▲ Buy$0
RYTM▲ Buy—
VRTX▼ Sell$30K
VRTX▼ Sell$2.1M
VRTX▼ Sell$2.0M
VRTX▼ Sell$1.5M
VRTX▼ Sell$1.4M
VRTX▼ Sell$2.0M
VRTX▼ Sell$1.9M
VRTX▼ Sell$1.8M
VRTX▼ Sell$1.3M
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$1.6M
VRTX▼ Sell$3.4M
VRTX▲ Buy$1.6M
VRTX▼ Sell$3.0M
VRTX▼ Sell$27K
VRTX▼ Sell$231K
VRTX▼ Sell$115K
VRTX▼ Sell$1.1M
VRTX▼ Sell$1.4M
VRTX▼ Sell$38K
VRTX▼ Sell$88K
VRTX▼ Sell$406K
VRTX▼ Sell$116K
VRTX▼ Sell$59K
VRTX▼ Sell$6K
VRTX▼ Sell$160K
VRTX▼ Sell$323K
VRTX▼ Sell$217K
VRTX▼ Sell$1.3M
VRTX▼ Sell$120K
VRTX▼ Sell$520K
VRTX▼ Sell$237K
VRTX▼ Sell$267K
VRTX▼ Sell$167K
VRTX▼ Sell$599K
VRTX▼ Sell$1.8M
VRTX▼ Sell$251K
VRTX▼ Sell$605K
VRTX▼ Sell$532K
VRTX▼ Sell$73K
VRTX▼ Sell$992K
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$1.0M
VRTX▼ Sell$377K
VRTX▼ Sell$1.3M
VRTX▼ Sell$711K
VRTX▼ Sell$2.1M
VRTX▼ Sell$2.1M
VRTX▼ Sell$121K
VRTX▼ Sell$51K
VRTX▼ Sell$3K
VRTX▲ Buy$10K
VRTX▲ Buy$300K
VRTX▼ Sell$1.4M
VRTX▼ Sell$271K
VRTX▼ Sell$3K
VRTX▼ Sell$5K
VRTX▼ Sell$8K
VRTX▼ Sell$3K
VRTX▼ Sell$3K
VRTX▼ Sell$10K
VRTX▼ Sell$2K
VRTX▼ Sell$81K
VRTX▼ Sell$1.7M
VRTX▼ Sell$959K
VRTX▼ Sell$723K
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▲ Buy$0
VRTX▼ Sell$374
VRTX▼ Sell$188

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