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SGP
NASDAQ Industrial Applications And Services

RA Capital Management Increases SpyGlass Pharma Stake by $172M, Including $59M Open Market Buy

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Medical Device Stocks · Healthcare
Sentiment info
Positive
Importance info
9
Price
$26.18
Mkt Cap
$835.434M
52W Low
$24.71
52W High
$28.929
52W Position info
5.9% above low
Off High info
9.5% below high
Rel. Volume info
1.8× avg
Market data snapshot near publication time

SGP is trading near its 52-week low of $24.71 (5.9% above the low).

Summary

RA Capital Management, a significant institutional investor and director, substantially increased its stake in SpyGlass Pharma through a $59 million open market purchase and $113 million in preferred stock conversions, totaling over $172 million in common stock acquired.


Key Events · Ownership and Investor Activity · SGP

  • Substantial Common Stock Acquisition

    RA Capital Management, a Director and 10% Owner, acquired $172.4 million worth of SpyGlass Pharma common stock.

  • Significant Open Market Purchase

    This includes a $59.04 million open market purchase of 3,690,000 shares at $16.00 per share.

  • Preferred Stock Conversion

    An additional $113.39 million in common stock was acquired through the conversion of preferred stock.

  • Major Stake Increase

    The total acquisition represents a very significant increase in the institutional investor's stake, demonstrating strong conviction.


Analysis · SGP · Industrial Applications And Services

This Form 4 filing reveals a highly significant accumulation of SpyGlass Pharma common stock by RA Capital Management, L.P., a major institutional investor with board representation. The transactions include a substantial $59 million open market purchase at $16.00 per share, alongside the conversion of over $113 million in preferred stock into common stock. This combined acquisition of over $172 million in common stock represents a very large commitment to the company's equity. The timing of these transactions, occurring on February 9, 2026, just days before the filing date, and the cluster of similar large insider purchases by other 10% owners on the same day, signals strong conviction from key institutional holders. The open market purchase price of $16.00 is notably below the current stock price of $26.18, indicating a significant paper gain for RA Capital on this specific transaction. This aggressive accumulation by a sophisticated investor group suggests high confidence in the company's future prospects.

At the time of this filing, SGP was trading at $26.18 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $835.4M. The 52-week trading range was $24.71 to $28.93. This filing was assessed with positive market sentiment and an importance score of 9 out of 10.

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SGP - Latest Insights

SGP
May 14, 2026, 4:30 PM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $24.27
Real-time Price: $21.62 info
Change: -$2.65 (-11%) info
Market Cap: $722.829M info
SGP
May 14, 2026, 4:15 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $24.27
Real-time Price: $21.62 info
Change: -$2.65 (-11%) info
Market Cap: $722.829M info
SGP
May 14, 2026, 4:05 PM EDT
Source: GlobeNewswire
Importance Score:
7
Price at Filing: $24.27
Real-time Price: $21.62 info
Change: -$2.65 (-11%) info
Market Cap: $722.829M info
SGP
Mar 26, 2026, 5:25 PM EDT
Source: Wiseek News
Importance Score:
7
Price at Filing: $24.80
Real-time Price: $21.62 info
Change: -$3.18 (-13%) info
Market Cap: $722.829M info
SGP
Mar 26, 2026, 5:23 PM EDT
Filing Type: 10-K
Importance Score:
8
Price at Filing: $24.80
Real-time Price: $21.62 info
Change: -$3.18 (-13%) info
Market Cap: $722.829M info