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 (STX) CEO William D. Mosley reported selling 11,002 ordinary shares in direct transactions on October 1, 2026. The sales were made under a Rule 10b5-1 trading plan adopted February 18, 2026. For transactions described in the footnotes, reported per-share prices are weighted averages.
Seagate Technology Holdings plc CEO William D. Mosley exercised 14,000 NQ options at $46.23 per share, acquiring 14,000 ordinary shares, and sold 18,998 ordinary shares on October 1, 2026. Reported per-share sale prices ranged from $898.0956 to $927.8963; each reported price reflects a weighted average for multiple trades. The reported NQ-option balance after the transaction was 83,100. All transactions were effected under a Rule 10b5-1 trading plan adopted February 18, 2026.
Seagate Technology Holdings plc (STX) reported that EVP & CTO John Christopher Morris exercised options for 915 Ordinary Shares on September 21, 2026 at an exercise price of $158.40 per share, leaving 17,378 options outstanding. On the same date, he sold 9,354 Ordinary Shares in a series of open-market or private transactions at prices generally in the mid‑$800s per share. All transactions were effected under a Rule 10b5-1 trading plan adopted on January 29, 2026.
Seagate Technology Holdings plc (STX) reports that officer John C. Morris filed a notice to sell up to 14,849 shares of common stock through Morgan Stanley Smith Barney on or about September 21, 2026 on NASDAQ, under Rule 144. The shares relate to exercises of stock options and the vesting of restricted and performance stock units between September 2025 and September 2026. Recent sales by Morris over the past three months included multiple transactions in Seagate common stock, some executed under a Rule 10b5-1 trading plan.
Seagate Technology Holdings plc (STX) reports that EVP & CFO Gianluca Romano had 90,380 Performance Share Units granted on September 11, 2023 vest and settle into 90,380 Ordinary Shares on September 14, 2026, after the Compensation and People Committee certified achievement of the applicable performance conditions. On September 15, 2026, 49,983.5 Ordinary Shares were sold at $772.1573 per share pursuant to an issuer-mandated sell-to-cover transaction solely to satisfy tax withholding obligations. No Rule 10b5‑1 trading plan is reported in connection with these transactions.
Seagate Technology Holdings plc (STX) reported that EVP Global Operations Chong Kian Fatt14,470 Performance-Based Restricted Share Units14,470 Ordinary Shares25,093 Ordinary Shares
Seagate Technology Holdings plc (STX) reported that CEO and director William D. Mosley had performance-based restricted share units granted on September 11, 2023 vest on September 14, 2026 and settle into 177,000 Ordinary Shares following certification of the applicable performance conditions by the Compensation and People Committee. On September 15, 2026, Mosley then sold 97,889.25 Ordinary Shares at $772.1432 per share in sales made pursuant to an issuer-mandated sell-to-cover arrangement solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) reported that EVP & Chief Commercial Officer Teh Ban Seng had 52,730 Performance Share Units vest and settle into the same number of Ordinary Shares on September 14, 2026. On September 15, 2026, he sold 52,730 Ordinary Shares in 24 open-market transactions at weighted-average prices generally between about $771 and $800 per share, all under a Rule 10b5-1 trading plan adopted on February 11, 2026.
Seagate Technology Holdings plc (STX) reported that EVP & CTO John Christopher Morris had performance-based equity awards vest and related tax sales. On September 14, 2026, 30,130 Performance Share Units granted on September 11, 2023 vested after the Compensation and People Committee certified achievement of the applicable performance conditions and were settled in 30,130 Ordinary Shares. On September 15, 2026, 15,465.5 Ordinary Shares were sold in the market, which the company states were sales made pursuant to an issuer-mandated sell-to-cover arrangement solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) received a Rule 144 notice from officer Gianluca Romano covering the proposed sale of 52,483 shares of common stock through Morgan Stanley after September 15, 2026, when 226,644,518 shares were outstanding. Romano’s shares to be sold were acquired from the vesting of 90,380 performance share units on September 14, 2026 as compensation for services. The notice states that sales are to be made pursuant to an issuer-mandated sell-to-cover solely to satisfy tax withholding obligations, and lists several prior common stock sales by Romano in the preceding three months.