Welcome to our dedicated page for Seagate Technology Hldngs Plc SEC filings (Ticker: STX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Seagate Technology Holdings plc filings document material-event disclosures for an Ireland-incorporated data storage company whose ordinary shares trade on the Nasdaq Global Select Market under STX. Recent Form 8-K filings cover operating and financial results, quarterly cash dividend declarations, supplemental financial information, and Regulation FD disclosures.
The company’s filings also record capital-structure activity involving ordinary-share issuances, private-placement exemptions, material agreements, shareholder voting matters, equity compensation plans, and board-level governance changes. These disclosures describe Seagate’s public-company reporting obligations alongside its mass-capacity storage business and listed ordinary-share structure.
Seagate Technology Holdings plc director Yolanda Lee Conyers sold 750 Ordinary Shares in an open-market transaction. The sale took place at a price of $393.59 per share, and she now directly holds 4,851 Ordinary Shares. The trade was executed under a Rule 10b5-1 trading plan adopted on August 4, 2025.
MOSLEY reported planned sales of common stock under 10b5-1 plans. The excerpt lists two 10b5-1 sale entries: 20,000 shares on 01/02/2026 and 20,000 shares on 02/02/2026, each identified as common stock. Broker/placement details include Morgan Stanley Smith Barney LLC.
Seagate Technology EVP & CTO John Christopher Morris sold 240 ordinary shares in an open-market transaction at $410 per share. The trade occurred on February 24, 2026 and was executed under a pre-arranged Rule 10b5-1 trading plan adopted on June 1, 2025. After this sale, Morris directly holds 16,566 Seagate shares.
Morgan Stanley Smith Barney LLC submitted a notice under Section 144 reporting a proposed sale of 240 common shares of STX, scheduled for 02/20/2026.
The filing also records prior 10b5-1 sales by John Morris of 113 common shares on 12/15/2025. The submission lists the broker address and indicates NASDAQ as the exchange.
Seagate Technology Holdings plc executive Teh Ban Seng exercised performance-based equity awards and received ordinary shares. On February 20, 2026, 5,905 Performance-Based Restricted Share Units were exercised for no cash price through a derivative exercise or conversion.
The same 5,905 units converted into 5,905 Ordinary Shares, increasing his directly held ordinary shares to 8,997 after the transaction. According to the compensation committee, the performance conditions tied to these units were determined to be met, and the shares vested on February 20, 2026.
Seagate Technology Holdings plc EVP & CFO Gianluca Romano reported equity award vesting and related tax share withholdings. On February 20, 2026, 11,807 Performance-Based Restricted Share Units converted into 11,807 Ordinary Shares, and 5,975 Ordinary Shares were disposed at $411.1100 per share to satisfy tax obligations. On February 22, 2026, 14,043 Restricted Share Units converted into 14,043 Ordinary Shares, with 7,096 Ordinary Shares disposed at $411.1100 per share for taxes. After these transactions, Romano directly held 63,250 Ordinary Shares, including 120 shares previously purchased under the employee stock purchase plan.
Seagate Technology Holdings plc executive Chong Kian Fatt reported a combination of equity vesting and share sales. On February 20, 2026, 4,427 Performance-Based Restricted Share Units were converted into 4,427 Ordinary Shares at a stated price of $0.00 per share after performance conditions were certified as met. On February 23, 2026, he executed an open-market sale of 5,846 Ordinary Shares at a weighted average price of $416.4797 per share in multiple trades, leaving 0 Ordinary Shares held directly after the reported transactions.
Seagate Technology Holdings plc CEO William D. Mosley reported equity award activity tied to performance-based compensation. He exercised and converted 11,807 Performance-Based Restricted Share Units into the same number of Ordinary Shares at a stated price of $0.0000 per share.
According to the filing, 5,966 Ordinary Shares were then disposed of in a transaction coded "F" at $411.11 per share to satisfy tax obligations associated with the vesting. After these transactions, Mosley directly owned 415,897 Ordinary Shares. A footnote states the issuer’s Compensation and People Committee determined on January 24, 2026 that performance conditions for this 11,807-unit award, originally granted on February 20, 2024, were met and the shares vested on February 20, 2026.
Seagate Technology Holdings plc EVP & CTO John Christopher Morris exercised performance-based equity and had shares withheld for taxes. On February 20, 2026, 4,427 Performance-Based Restricted Share Units were converted into 4,427 Ordinary Shares at $0.0000 per share, following the Compensation and People Committee’s January 24, 2026 determination that the performance conditions were met and vesting on February 20, 2026.
On the same date, 2,032 Ordinary Shares were disposed of at $411.1100 per share to cover tax obligations, leaving Morris with 16,806 Ordinary Shares held directly. A footnote also notes 161 Ordinary Shares previously acquired on January 31, 2026 under the Employee Stock Purchase Plan under an exemption.