# Corporate insider stock transactions

> Live situation record from CLSTR: https://clstr.news/situations/corporate-insider-stock-transactions
> Updated: 2026-08-10T21:22:50.000Z. Sources: 3. Developments: 2.

Regulatory filings have detailed recent insider stock transactions involving directors and executives at several companies.

At Trivago N. V., director Joana Carena Breidenbach executed multiple sales in August. Following a sale of 2,733 shares on August 7th, she sold an additional 35,000 shares on August 10th at an average price of $5.16. This transaction, totaling approximately $180,600, reduced her ownership by 67.67%, leaving her with 16,725 shares.

Other reported activities include insider buying by Martyn Clark at Crest Nicholson Holdings plc, who purchased 231 shares on August 10th following previous acquisitions in June and July. Additionally, Stevanato Group S. p. A. director Luciano Santel sold 2,023 shares on August 7th at an average price of €20.09 to cover tax withholding obligations, reducing his holdings by 29.92%.

Recent filings also highlight transactions by Karooooo Ltd. CEO Isaias Jose Calisto, who sold 22,549 shares on August 10 and 242 shares on August 11 at average prices near $63, while maintaining direct ownership of over 17.6 million shares. C3.ai, Inc. CFO Hitesh Lath sold 20,000 shares of Class A Common Stock on August 4 via a Rule 10b5-1 trading plan for $200,000.

Further movements include Clarivate PLC Director Kenneth Cornick purchasing 250,000 shares on August 7 for $462,500, increasing his ownership by 14.29%. Meanwhile, Cactus, Inc. CEO Steven Bender sold 25,000 shares on August 7 for approximately $1.69 million, and Crown Castle Inc. VP Robert Sean Collins sold 1,500 shares on August 7 for $113,835.

## Timeline

### 2026-08-10: Trivago and Stevanato Group directors execute stock sales

Directors at Trivago N. V. and Stevanato Group S. p. A. have executed significant stock sales, including a 67% ownership reduction by Trivago director Joana Carena Breidenbach.

2 sources. https://clstr.news/cluster/trivago-and-stevanato-group-directors-execute-stock-sales

### 2026-08-10: Corporate executives execute various stock trades and insider transactions

Recent SEC filings reveal various insider transactions, including significant stock sales by Karooooo CEO Isaias Jose Calisto and C3.ai CFO Hitesh Lath, alongside a large share purchase by a Clarivate director.

3 sources. https://clstr.news/cluster/insider-stock-transactions-reported-for-trivago-and-crest-nicholson

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Cite as: Corporate insider stock transactions. CLSTR, https://clstr.news/situations/corporate-insider-stock-transactions