Overview
Insider reports filed for trades occurring between May 7 and May 11, 2026, reveal a mix of concentrated insider purchases and multi-million-dollar dispositions across a range of US-listed issuers. The activity includes a sizable stake acquired in GeneDx Holdings Corp. by an individual director and funds he controls, a large single-day buy at Pulse Biosciences tied to an at-the-market offering program, and several high-dollar sales executed by entities affiliated with private-equity interests and corporate insiders. Share prices and relative valuation notes from InvestingPro accompany the transaction summaries.
Top buys
GeneDx Holdings Corp. (NASDAQ: WGS) drew the largest disclosed insider accumulation during this window. Keith A. Meister, identified as a director and a ten percent owner, together with Corvex Management LP, purchased approximately $46.8 million of Class A Common Stock through multiple transactions executed between May 7 and May 11, 2026. Those purchases comprised 1,205,147 shares at prices spanning $35.46 to $41.15 per share. The buying was carried out by investment funds advised by Corvex Management LP, and Mr. Meister is deemed to indirectly beneficially own the shares through his control of Corvex's general partner. After these transactions, the indirect holdings of Corvex-advised funds in GeneDx stand at 4,433,297 shares of Class A Common Stock.
At the time of the filing, GeneDx's stock trades at $39.61, which is near the lower end of Mr. Meister's purchase range and follows a 71% decline over the past six months. InvestingPro analysis referenced in the filings indicates that the stock appears undervalued relative to its Fair Value, with analyst price targets cited between $50 and $100.
Pulse Biosciences, Inc. (NASDAQ: PLSE) recorded a substantial single-day insider purchase on May 11, 2026. Robert W. Duggan, a director and ten percent owner, acquired 660,233 shares of common stock at $19.69 per share, for an aggregate cost of $12,999,987. The disclosure states that these shares were purchased under the company’s at-the-market equity offering program implemented through an Equity Distribution Agreement with TD Securities (USA) LLC. The transaction was completed at the prevailing market bid price or better and was conducted during an open trading window under the company’s Insider Trading Policy, with compliance to applicable securities laws specifically noted.
Pulse's market price at the time of the report is indicated as $19.08, and shares have risen nearly 39% year-to-date. InvestingPro commentary included with the disclosure suggests the company appears overvalued relative to its Fair Value estimate.
TXO Partners, L.P. (NYSE: TXO) also recorded insider purchases. Bob R. Simpson, a director and 10% owner, acquired common units totaling approximately $9.45 million through transactions executed over several days from May 7 to May 11, 2026. The total amount purchased was 750,000 common units, with weighted average purchase prices ranging from $12.4343 to $12.6735 per unit. On May 7 specifically, Mr. Simpson is shown to have purchased 87,635 common units at a weighted average price of $12.4343 per unit, with those trades executed in multiple transactions at prices ranging from $12.20 to $12.50.
Alphatec Holdings, Inc. (NASDAQ: ATEC) recorded insider support from director Keith Valentine, who purchased a total of $996,192 of common stock through several transactions dated between May 7 and May 11, 2026. The shares were acquired at prices ranging from $7.00 to $7.54 per share. The filings specify that on May 7, 2026, Mr. Valentine purchased 56,153 shares at a weighted average price of $7.49, with individual trade prices between $7.48 and $7.50. Alphatec is trading near a 52-week low of $6.82, with the reported market price at $6.99; InvestingPro analysis indicates a Fair Value of $8.65 and notes an analyst forecast for the company to be profitable this year with EPS estimated at $0.33.
LEGALZOOM.COM, INC. (LZ) disclosed a purchase by Chief Executive Officer Jeffrey M. Stibel on May 11, 2026. Mr. Stibel acquired 125,000 shares of common stock for a total of $768,987. The shares were bought at a weighted average price of $6.1519 per share, with individual trades executed between $6.13 and $6.16.
Top sells
Life Time Group Holdings, Inc. (NYSE: LTH) was the subject of multiple large-scale dispositions that together represent a significant transfer of shares. Entities associated with private equity firm Leonard Green & Partners, L.P. sold a block of common stock on May 7, 2026, generating approximately $157,040,423 in proceeds. Green LTF Holdings II LP sold 4,900,722 shares of Life Time common stock at $31.46 per share. After that sale, Green LTF Holdings II LP is listed as holding 15,946,196 shares.
The filings also show parallel disclosures for directors tied to the same ownership group. Director John G Danhakl is reported to have sold 4,991,749 shares on May 7, 2026, at a price of $31.46 per share, with transactions executed indirectly through several entities - 4,900,722 shares were sold by Green LTF Holdings II LP, 8,301 shares by LGP Associates VI-A LLC, and 82,726 shares by LGP Associates VI-B LLC. The transaction value recorded is approximately $157,040,423.
A similar entry appears for director John Kristofer Galashan, who is reported to have disposed of 4,991,749 shares on May 7, 2026, at $31.46 per share, with the same indirect selling entities listed: 4,900,722 shares by Green LTF Holdings II LP, 8,301 by LGP Associates VI-A LLC, and 82,726 by LGP Associates VI-B LLC. The filing lists the sale proceeds again at approximately $157,040,423.
At the time of these filings, Life Time's stock is quoted at $32.33, trading near its 52-week high of $33.95 and having posted a 10% gain over the prior week. InvestingPro analysis appended to the disclosures indicates the shares may be overvalued relative to its Fair Value estimate.
DigitalOcean Holdings, Inc. (NASDAQ: DOCN) disclosed sales by entities affiliated with Access Industries, including AI Droplet Holdings LLC, totaling about $60.8 million executed on May 7 and May 11, 2026. AI Droplet Holdings LLC directly sold 395,806 shares across multiple transactions, with sale prices ranging from $147.15 to $162.81 per share. DigitalOcean's share price is reported at $162.72, near its 52-week high of $164.77, and the filing notes a 415% return for the stock over the past year. InvestingPro commentary included with the disclosure suggests the stock may be overvalued at current levels.
Astera Labs, Inc. (NASDAQ: ALAB) revealed sales by President and Chief Operating Officer Gajendra Sanjay, who disposed of 240,619 shares on May 7, 2026, totaling approximately $45,716,730. The sale prices ranged from $193.0137 to $213.49 per share. The filings state these transactions were executed automatically under a Rule 10b5-1 trading plan Mr. Sanjay adopted on December 2, 2025. Astera Labs is listed at a trading price of $207.35, reflecting a 158% gain over the prior year, and InvestingPro analysis flags the stock as overvalued relative to its Fair Value and lists it among companies identified as Most Overvalued.
Context and interpretation provided in filings
The disclosures include language highlighting the range of legitimate reasons insiders buy or sell equity. The filings reiterate standard compliance topics - that certain trades occurred during open trading windows and that at-the-market program purchases were completed at prevailing market bid prices or better, as applicable. The presence of trading plans, such as the Rule 10b5-1 plan noted for the Astera Labs sales, is recorded in the filings as the basis for automated dispositions.
References to InvestingPro analysis are included in multiple company disclosures and provide relative valuation context appended to the transaction data. For some issuers, that analysis suggests shares are undervalued relative to a Fair Value estimate and carry upside potential; for others, the commentary indicates the shares appear overvalued at current market levels.
What investors can infer from the filings
Insider purchases are often interpreted by market participants as signals of confidence by those with inside knowledge, while sales are not necessarily negative signals - filings reiterate that insiders sell for reasons ranging from diversification to liquidity needs. The filings in this period include both concentrated purchases and large block sales, emphasizing that each reported transaction should be evaluated alongside valuation notes and recent price action that the filings themselves provide.
Given the mix of market activity disclosed for the week, market participants tracking insider moves in healthcare, medical devices, cloud infrastructure, fitness/leisure and semiconductor-adjacent firms will have fresh data points for consideration.
Complete list of notable transactions covered in the filings
- GeneDx Holdings Corp. (WGS) - Keith A. Meister and Corvex Management LP: 1,205,147 shares acquired between May 7 and May 11, 2026; price range $35.46 to $41.15; total value approximately $46.8 million; post-transaction Corvex-advised funds hold 4,433,297 Class A shares. Stock trading at $39.61, 71% down over six months; InvestingPro price targets $50 to $100.
- Pulse Biosciences, Inc. (PLSE) - Robert W. Duggan: 660,233 shares purchased on May 11, 2026 at $19.69 per share; total $12,999,987; acquired under ATM program through TD Securities (USA) LLC; stock trading at $19.08 and up nearly 39% YTD; InvestingPro indicates potential overvaluation.
- TXO Partners, L.P. (TXO) - Bob R. Simpson: 750,000 common units purchased May 7-11, 2026; weighted average prices from $12.4343 to $12.6735; on May 7, 87,635 units at weighted average $12.4343 executed at prices ranging from $12.20 to $12.50.
- Alphatec Holdings, Inc. (ATEC) - Keith Valentine: total purchases of $996,192 between May 7 and May 11, 2026; prices $7.00 to $7.54; on May 7, 56,153 shares at weighted average $7.49 (individual trades $7.48 to $7.50); stock trading near 52-week low $6.82 and currently $6.99; InvestingPro Fair Value $8.65 and EPS forecast $0.33.
- LEGALZOOM.COM, INC. (LZ) - Jeffrey M. Stibel: 125,000 shares bought May 11, 2026 at weighted average $6.1519 (individual trades $6.13 to $6.16); total $768,987.
- Life Time Group Holdings, Inc. (LTH) - Leonard Green & Partners-affiliated entities and directors John G Danhakl and John Kristofer Galashan: multiple sales on May 7, 2026 totaling approximately $157,040,423; Green LTF Holdings II LP sold 4,900,722 shares at $31.46 and retains 15,946,196 shares; the public filings for Danhakl and Galashan list dispositions of 4,991,749 shares at $31.46 each, with indirect sale breakdowns matching Green LTF Holdings II LP, LGP Associates VI-A LLC and LGP Associates VI-B LLC. Stock trading at $32.33, near 52-week high $33.95, 10% gain over past week; InvestingPro flags potential overvaluation.
- DigitalOcean Holdings, Inc. (DOCN) - AI Droplet Holdings LLC and other Access Industries-affiliated entities: sales on May 7 and May 11, 2026 totaling approximately $60.8 million; AI Droplet sold 395,806 shares across multiple trades at prices from $147.15 to $162.81; stock trading at $162.72 near 52-week high $164.77; 415% return over past year; InvestingPro suggests potential overvaluation.
- Astera Labs, Inc. (ALAB) - Gajendra Sanjay: 240,619 shares sold May 7, 2026 via an automatic Rule 10b5-1 trading plan adopted December 2, 2025; sales realized approximately $45,716,730 with prices from $193.0137 to $213.49; stock trading at $207.35 and up 158% over the year; InvestingPro classifies shares as overvalued relative to Fair Value and lists them among Most Overvalued companies.
Closing observations
The filings for the May 7-11 period present notable contrasts in insider behavior, with substantial purchases concentrated in a handful of healthcare, medical device and small-cap technology names, and large, high-dollar sales by private-equity-related entities and insiders in consumer, cloud and semiconductor-adjacent companies. The disclosures include valuation commentary from InvestingPro that characterizes some names as potentially undervalued and others as potentially overvalued, providing additional context for readers assessing these transactions.
Investors monitoring insider flows in the sectors highlighted by these filings - healthcare and medical devices, cloud infrastructure, fitness/leisure and semiconductor-related technology - may weigh the transaction details alongside the valuation notes supplied in the filings as they consider portfolio implications.