Tudor Investment 13F: Cuts Astera Labs (ALAB) Stake by $28M
Tudor Investment has significantly reduced its holdings in Astera Labs, reflecting changes in its investment strategy.
Reviewed by automated data checks against the source filing. How we make and check alerts
Tudor Investment sold 55,641 shares from its stake in Astera Labs, Inc. ($ALAB), a 59.84% decrease, according to a 13F filing with the SEC dated May 15, 2026. It reported 37,346 shares worth $18.46 million at the end of the quarter.
Since the filing, $ALAB is up 31.9% after 1 week, up 67.3% after 1 month and up 22.8% to date (from the $232.68 close on May 15, 2026).
Find the original: Tudor Investment 13F filings on SEC EDGAR
ALAB
Astera Labs, Inc.
Key Points
- Tudor Investment cut its stake in Astera Labs by 55,641 shares, a 59.8% decrease, leaving it with 37,346 shares valued at approximately $18.5 million as of May 15, 2026.
- Astera Labs, a semiconductor company, has seen its stock trade at $494.4, well above its 52-week low of $97.89 and nearing its high of $499.48.
- Analysts have a consensus buy rating on Astera Labs, with a target mean price of $391.77, suggesting confidence in the company's future performance.
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Tudor Investment Cuts Stake Significantly
Tudor Investment has reduced its position in Astera Labs, Inc. (NasdaqGS: ALAB) by 55,641 shares, a 59.8% decrease. Following this move, the fund now holds 37,346 shares valued at approximately $18.5 million as of May 15, 2026. This adjustment reflects a strategic shift within Tudor's investment portfolio.
Tudor Investment vs. the S&P 500
Hypothetical returns from Tudor Investment's disclosed trades, not real profit or advice. How we model this.
Changes in Position
The cut in Tudor's stake marks a significant reduction from its previous holding of 92,987 shares. This change indicates a re-evaluation of Astera Labs' potential, as Tudor trims its investments in the semiconductor sector.
Institutional Activity
While Tudor has reduced its stake, other funds have been active in Astera Labs. However, specific data on peer funds' activities was not available this time.
How Astera Labs, Inc. Stock Has Traded
Astera Labs' shares are currently trading at $494.4, which is close to its 52-week high of $499.48 and well above its low of $97.89. This trading range suggests that the stock has experienced significant volatility over the past year, making Tudor's decision to cut its position noteworthy.
Recent Earnings
Astera Labs reported revenue of approximately $1.2 billion, with a revenue growth rate of 1.045. The company's next earnings report is scheduled for November 3, 2026, which investors will be watching closely.
Earnings drift grade
Outlook vs expectations on the last report — not price action.
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Forward outlook
10 analysts raised price targets.
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EPS & revenue
EPS beat estimates by 11.6%. Revenue beat estimates by 3.5%.
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Profit surprise
EBITDA missed by 34 percent. Operating income missed by 40 percent.
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Pre-earnings setup
Bar was high, analysts already very bullish.
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Analyst signal
10 target raises.
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Earnings quality
Gross margin up 1.4 points. Operating margin up 13.0 points.
Earnings Call Summary
Astera Labs delivered strong Q1 results with revenue of $308 million, up 93 percent year over year, driven by broad growth across signal conditioning and fabric switch products. PCIe Gen 6 products contributed over one third of total revenue. The company shipped initial production volumes of the new Scorpio X 320-lane switch and is expanding optical capabilities through the XScale acquisition, with near-package optics expected to ship in 2027 and chiplet-package optics in 2028.
Guidance Management expects revenue between $355 million and $365 million in the next quarter, up 15 to 18 percent sequentially. They expect non-GAAP earnings per share between $0.68 and $0.70, with gross margin around 73 percent before a one-time customer agreement charge. The Scorpio product line is expected to become their largest business by year end.
Slightly positive report. The quarter was acceptable, but the forward setup is not strong.
Insider Buying and Selling at Astera Labs, Inc.
On June 24, 2026, insider Bethany Mayer sold 686 shares at an average price of $395.04, totaling about $270,999. This transaction was part of a planned sale and indicates ongoing adjustments within the company's leadership.
Analysts Set New Price Targets
Analysts have recently been active regarding Astera Labs. On August 17, 2026, Northland Capital Markets upgraded the stock to an Outperform rating with a target of $350. Other firms, including TD Cowen and Morgan Stanley, maintained their ratings with targets ranging from $375 to $500, reflecting a general optimism about the company's future prospects.
What Astera Labs, Inc. Does
Astera Labs, Inc. designs and sells semiconductor solutions for cloud and AI infrastructure, serving major clients in the tech industry. The recent changes in Tudor's holdings may reflect broader market dynamics affecting the semiconductor sector.
What's Ahead for Astera Labs, Inc.
Investors will be monitoring Astera Labs closely as the next earnings date approaches on November 3, 2026. The backward-looking nature of the 13F filings means that Tudor's current position may differ from what was reported, so further updates will be important for understanding its investment strategy.
Related Filing Alerts
Source: Tudor Investment's 13F filing on $ALAB (May 15, 2026). 13F filings show holdings as of the end of the reporting quarter and may not reflect the fund's current position. Find the original filing: Tudor Investment 13F filings on SEC EDGAR. Written by software, not financial advice. How we make alerts