SGP - Spyglass Pharma, Inc.

Insider Purchase by Ra Capital Management, L.P. (Dir, 10%)

1 Month
After Trade
Before Trade

Loading data...

Trade Summary

1 week ago, Ra Capital Management, L.P., serving as Dir, 10% owner at Spyglass Pharma, Inc. (SGP), purchased 3,690,000 shares at $16.00 per share, for a total transaction value of $59,040,000.00. Following this transaction, Ra Capital Management, L.P. now holds 2,054,678 shares of SGP.

This purchase represents a 226.00% decrease in Ra Capital Management, L.P.'s stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, February 9, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, February 11, 2026, 2 days after the trade was made.

Ra Capital Management, L.P.

Ra Capital Management, L.P.

Dir, 10%

RA Capital Management, L.P. is a Boston-based investment firm specializing in public and private investments in healthcare, biotechnology, life sciences, and planetary health.[[1]](https://en.wikipedia.org/wiki/RA_Capital_Management)[[2]](https://www.racap.com/about-us) Founded in 2001 by Richard Aldrich, a co-founder of Vertex Pharmaceuticals, the firm officially launched in 2004 as a hedge fund focused on public companies before expanding into private investments, company formation, and venture funding.[[1]](https://en.wikipedia.org/wiki/RA_Capital_Management)[[2]](https://www.racap.com/about-us) The firm manages approximately $5.94 billion in assets as of mid-2025, with a portfolio spanning global therapeutic areas and development stages, including top holdings like Ascendis Pharma (29.9%) and Vaxcyte (6.55%).[[3]](https://whalewisdom.com/filer/ra-capital-management-llc) RA Capital has launched multiple venture funds, such as Nexus Fund III ($880 million in 2021), and operates incubators like Carnot and RAVentures to nurture early-stage biotech companies.[[1]](https://en.wikipedia.org/wiki/RA_Capital_Management)[[2]](https://www.racap.com/about-us) As a corporate insider designated as 'Dir, 10%' at Climb Bio, Inc. (CLYM), it holds significant stakes through affiliates like Sera Medicines, LLC, reflecting its active role in biotech investments.[[3]](https://whalewisdom.com/filer/ra-capital-management-llc)

View full insider profile →

Trade Price

$16.00

Quantity

3,690,000

Total Value

$59,040,000.00

Shares Owned

2,054,678

Trade Date

Monday, February 9, 2026

13 days ago

SEC Filing Date

Wednesday, February 11, 2026

Filed 2 days after trade

About Spyglass Pharma, Inc.

Company Overview

No company information available
View news mentioning SGP

💬 Want Deeper Insight?

Use our AI assistant to ask questions about this trade, the insider, or the company.

Chat with AI

Share this trade

https://insidersignal.ai/trade/3899052

🚀 Track Insider Trades in Real-Time

Create a free account to access our full database of insider trades, AI-powered analysis, price alerts, and discover what corporate executives are buying and selling.

✓ Free forever plan available  •  ✓ No credit card required  •  ✓ Cancel anytime