10% Owner Magnetar Financial Sells $37.5M in CoreWeave Stock
CRWV has more than doubled off its 52-week low of $36.
Summary
Magnetar Financial LLC, a 10% owner of CoreWeave, Inc., reported the sale of over $37.5 million worth of Class A Common Stock, representing a notable disposition by an institutional investor.
Key Events · Ownership and Investor Activity · CRWV
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Significant Institutional Sale
Magnetar Financial LLC, a 10% owner, sold 319,835 shares of CoreWeave Class A Common Stock.
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Substantial Dollar Value
The total value of the shares sold amounted to approximately $37.5 million at an average price of $117.33 per share.
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Adds to Insider Distribution Trend
This sale contributes to a pattern of net insider selling observed over the past 90 days, indicating a broader distribution trend among insiders.
Analysis · CRWV · Technology
This Form 4 filing indicates a significant open market sale by Magnetar Financial LLC, a major institutional investor and 10% owner of CoreWeave. While such sales by institutional investors are often related to portfolio rebalancing rather than a direct negative signal on the company's fundamentals, the substantial dollar value of $37.5 million is notable. This transaction adds to the overall "distribution" signal from insider activity over the past 90 days. Investors should monitor further institutional selling or buying trends.
How filings like this one have moved
In the 30 days to Sep 18, 2026, 29.1% of the 1692 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.38%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, CRWV was trading at $122.01 on NASDAQ in the Technology sector, with a market capitalization of approximately $64.4B. The 52-week trading range was $36.00 to $187.00. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.