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AVLN - Avalyn Pharma Inc.

Insider Purchase by Sr One Capital Management, LLC (10%)

1 Month
After Trade
Before Trade

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Trade Summary

4 days ago, Sr One Capital Management, LLC, serving as 10% owner at Avalyn Pharma Inc. (AVLN), purchased 555,555 shares at $18.00 per share, for a total transaction value of $9,999,990.00. Following this transaction, Sr One Capital Management, LLC now holds 3,308,649 shares of AVLN.

This purchase represents a 20.00% increase in Sr One Capital Management, LLC's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Friday, May 1, 2026 and publicly disclosed via SEC Form 4 filing on Friday, May 1, 2026, meaning the disclosure happened on the same day as the trade.

Avalyn Pharma Inc. operates in the NONE sector, specifically within the NONE industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Sr One Capital Management, LLC

10%

SR One Capital Management, LLC is a transatlantic biotechnology venture capital firm founded in 2020, specializing in partnering with founders and entrepreneurs to translate innovative science into medicines through a 'back-and-build' investment approach.[[1]](https://www.srone.com)[[4]](https://www.privateequityinternational.com/institution-profiles/sr-one.html) Headquartered with offices in key biotech hubs including Wayne (as per filings), Redwood City on the US West Coast, and London, UK, the firm focuses on companies with strong fundamentals, clear development pathways, and novel disease treatments, providing strategic support via its geographic reach.[[1]](https://www.srone.com)[[2]](https://whalewisdom.com/filer/sr-one-capital-management-lp)[[4]](https://www.privateequityinternational.com/institution-profiles/sr-one.html) As of June 30, 2025, SR One manages approximately $461 million in discretionary assets across 17 clients, with top holdings including Arcellx Inc (33.49%), ARS Pharmaceuticals (15.18%), CRISPR Therapeutics (11.06%), and Zenas BioPharma, Inc. (ZBIO) at 10.32% of its portfolio, positioning it as a 10% owner and active corporate insider in recent trades.[[2]](https://whalewisdom.com/filer/sr-one-capital-management-lp)[[3]](https://www.gurufocus.com/insider/178256/sr-one-capital-management,-llc) Leadership includes partners like Jake Nunn in Redwood City and venture partners such as Eliot Charles in London, supported by roles in finance, legal, and compliance; the firm has raised multiple funds since inception, with 3 funds currently in market and 6 closed.[[4]](https://www.privateequityinternational.com/institution-profiles/sr-one.html)

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Trade Price

$18.00

Quantity

555,555

Total Value

$9,999,990.00

Shares Owned

3,308,649

Trade Date

Friday, May 1, 2026

4 days ago

SEC Filing Date

Friday, May 1, 2026

NONENONE

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