Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Rickenbach Josef H. Von currently holds 62,514 shares of AILERON THERAPEUTICS INC (ALRN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Rickenbach Josef H. Von has been a net seller of ALRN stock. They have purchased $449.8K and sold $29.7M worth of shares.
Rickenbach Josef H. Von's most recent insider trade was on May 27, 2026, when they purchased 4,500 shares at $1.07 per share.
Rickenbach Josef H. Von serves as Executive at AILERON THERAPEUTICS INC (ALRN). They have executed 981 insider transactions totaling $30.2M over their tenure at the company.
Rickenbach Josef H. Von holds the position of Executive at AILERON THERAPEUTICS INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 20 years and currently hold a stake valued at $0.
Rickenbach Josef H. Von has shown a selling trading pattern, with $449.8K in total purchases and $29.7M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Rickenbach Josef H. Von was on Feb 13, 2015, when they sold $7.4M worth of PRXL shares. This transaction involved 117,098 shares at $63.09 per share.
Rickenbach Josef H. Von currently owns 62,514 shares of AILERON THERAPEUTICS INC (ALRN), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Rickenbach Josef H. Von's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Rickenbach Josef H. Von has 981 Form 4 filings on record as an insider at AILERON THERAPEUTICS INC.
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