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) reported a planned sale of common stock under Rule 144 for officer John Christopher Morris. The notice lists 3,575 shares of common stock with Morgan Stanley as broker, and indicates that sales will be made pursuant to an issuer-mandated sell-to-cover program solely to satisfy tax withholding obligations on equity compensation. Related restricted stock unit vesting events on 08/20/2026 cover awards tied to 4,070, 1,221, and 1,764 shares of common stock as compensation for services. The filing also discloses prior sales of common stock by John C. Morris during the past three months.
Seagate Technology Holdings plc (STX) insider William D. Mosley has filed a notice under Rule 144 to sell up to 18,200 shares of common stock through Morgan Stanley, with an indicated aggregate market value of 15,458,257.36, based on a planned sale date of 08/21/2026 on NASDAQGS. The notice lists Seagate common shares outstanding of 226,644,518. Mosley acquired shares via restricted stock unit vesting on 08/20/2026, and the notice states that any sales are to be made pursuant to an issuer-mandated sell-to-cover arrangement solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) is named as the issuer in a Rule 144 notice filed for officer James C. Lee. The notice covers a proposed sale of up to 4,000 shares of Seagate common stock on NASDAQGS through Morgan Stanley. The filing also lists Seagate common shares underlying restricted stock units vesting on 08/20/2026 in amounts of 5,698, 1,710, and 1,512 shares as compensation for services. Over the prior three months, a separate sale of 543 shares of Seagate common stock is reported. The remarks state that sales are to be made pursuant to an issuer-mandated sell-to-cover arrangement solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) reported a planned Rule 144 sale of common stock by officer Gianluca Romano. The notice covers up to 9,135 shares of common stock, with an aggregate market value of $7,758,856.10, relative to 226,644,518 shares outstanding as of August 21, 2026. The shares relate to multiple Restricted Stock Unit vesting events and will be sold pursuant to issuer-mandated sell-to-cover transactions solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) reports that officer Ban Seng Teh has filed a notice under Rule 144 to sell up to 9,862 common shares of Seagate through Morgan Stanley Smith Barney LLC. The filing lists an aggregate market value of 8,411,971.40 for these shares. Shares outstanding were 226,644,518 as of August 21, 2026; this is a baseline figure, not the amount being sold. In the prior three months, reported sales include 6,048 shares for 5,098,254.74 on August 20, 2026 and 7,361 shares for 6,778,028.17 on August 13, 2026.
Seagate Technology Holdings plc (STX) had an officer, John Morris, file a notice under Rule 144 to sell 523 shares of common stock. The shares are to be sold on 08/20/2026 on NASDAQ through Morgan Stanley Smith Barney LLC following an exercise of stock options for cash.
The filing also lists prior sales of Seagate common stock by John Morris during the preceding three months under a Rule 10b5-1 trading plan and directly, including individual transactions of 168, 898, 466, and 574 shares with corresponding dollar amounts.
Seagate Technology Holdings plc (STX) reported that officer Ban Seng Teh filed a notice to sell 6,048 shares of common stock in connection with a stock option exercise, with planned transactions on or after 08/20/2026. The notice also lists prior sales over the past three months, including 7,361 shares on 08/13/2026, 989 shares on 06/12/2026, and 663 shares on 06/10/2026.
Seagate Technology Holdings plc executive Teh Ban Seng, EVP & Chief Commercial Officer, reported option exercises and share sales on August 13, 2026. He exercised non-qualified options for 6,002 Ordinary Shares at strike prices of $68.83, $64.31, and $101.34, acquiring an equivalent number of shares. He then sold 7,361 Ordinary Shares in open-market or private transactions at weighted average prices of $920.14 and $923.7291, with one sale executed in multiple trades between $923.43 and $923.77. The options exercised were granted under the company’s equity incentive plans with four-year vesting schedules and monthly vesting after initial one-quarter vesting dates.
An affiliate of Ban Seng Teh filed to potentially sell up to 7,361 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services on NASDAQ, with a noted date of 08/13/2026. The filing also lists prior sales over the past three months, including 8,003 shares on 05/14/2026, 663 shares on 06/10/2026, and 989 shares on 06/12/2026, each with stated aggregate transaction values.
Seagate Technology Holdings plc executive vice president and CFO Gianluca Romano reported open-market sales of 880 Ordinary Shares on August 7, 2026. The reported per-share sale prices ranged from $835.7700 to $850.0417 across multiple trades. All transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on April 30, 2026, and some blocks reflect weighted average sale prices for executions within specified price ranges.