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 CEO William D. Mosley reported an open-market sale and related equity award vesting in the company’s ordinary shares. On June 12, 2026, he sold 1,768.25 ordinary shares at an average price of $880.1888 per share.
These shares came from the June 11, 2026 vesting and conversion of 3,319 restricted share units granted under Seagate’s 2022 Equity Incentive Plan. After these transactions, Mosley holds 327,517 ordinary shares directly and 16,595 restricted share units, indicating he retained a substantial equity position alongside the partial sale.
Company STX reported a Form 144 notice indicating proposed sales of Common Stock by an individual associated with the issuer. The filing lists a vesting event of 942 shares on 06/11/2026 described as Restricted Stock Unit Vesting for compensation for service. The filing also lists three transactions by John Christopher Morris totaling 6,312 shares sold during the prior three months (112; 5,626; 574) with corresponding proceeds shown in the excerpt.
Morgan Stanley Smith Barney LLC submitted a Rule 144 notice regarding proposed sales of Common stock for STX tied to restricted stock unit vesting. The filing lists 3,319 shares associated with a 06/11/2026 vesting and multiple dispositions by William Mosley totaling 83,855 shares across April–June 2026.
The document records sale dates and gross proceeds for each Mosley disposition, and labels the 3,319 shares as compensation for service. Timing and method details beyond the listed dates are not included in the excerpt.
Gianluca Romano filed a Form 144 notice to sell Common stock under Rule 144. The filing lists 1,695 shares tied to Restricted Stock Unit Vesting on 06/11/2026 described as Compensation for Service. The filing also reports prior dispositions in the past three months: 22,488 shares on 05/06/2026 for $17,410,693.09, 1,902 shares on 05/07/2026 for $1,464,540.00, and 1,351 shares on 06/10/2026 for $1,109,780.36.
STX — Rule 144 notice filed for restricted common stock transactions. The filing lists 989 shares of restricted common stock associated with Morgan Stanley Smith Barney LLC Executive Financial Services with an effective date of 06/11/2026. The excerpt also reports three resale transactions by Ban Seng Teh in May–June 2026 (663, 8,003 and 7,557 shares) with transaction amounts shown alongside.
Seagate Technology Holdings plc announced that its subsidiary Seagate HDD Cayman will redeem all outstanding 3.50% Exchangeable Senior Notes due 2028, and expects to eliminate approximately $150.7 million of debt through exchanges and cash redemption.
On September 8, 2026, any notes not exchanged will be redeemed for cash at their principal amount plus accrued and unpaid interest to, but excluding, the redemption date. Interest stops accruing after that date if the redemption price is fully paid.
Noteholders may exchange their notes until 5:00 p.m. New York City time on September 3, 2026. The current exchange rate is 12.1363 ordinary shares per $1,000 principal amount, subject to adjustment on June 25, 2026 due to a $0.74 per-share dividend. The principal portion of exchanged notes will be settled in cash, with any amount above principal settled in ordinary shares and cash in lieu of fractional shares.
Seagate Technology Holdings plc executive Chong Kian Fatt reported acquiring shares through the vesting and conversion of restricted share units (RSUs), with no open-market buying or selling. On June 9, 2026, RSUs converted into 581 Ordinary Shares at a conversion price of $0.00 per share, reflecting equity compensation rather than cash transactions.
The RSUs were granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. One RSU grant vested as to one-quarter of the underlying shares on September 9, 2023, with the remaining portion scheduled to vest in equal quarterly installments over the following three years. A separate RSU grant began vesting one-quarter on September 9, 2025 on a similar four-year schedule, all subject to the executive’s continuous employment.
Seagate Technology Holdings plc executive Teh Ban Seng exercised restricted share units and sold a portion of the resulting shares. On June 9, 2026 he converted 1,262 Restricted Share Units into Ordinary Shares at a conversion price of $0.00 per share as part of equity compensation vesting.
On June 10, 2026 he then sold 663 Ordinary Shares in an open-market transaction at $821.86 per share under a pre-arranged Rule 10b5-1 trading plan adopted on February 11, 2026. After these transactions, he held 4,290 Ordinary Shares directly, along with 600 remaining Restricted Share Units subject to multi-year vesting schedules under Seagate’s 2022 Equity Incentive Plan.
Seagate Technology Holdings plc EVP & CTO John Christopher Morris reported RSU vesting and related share sales. On June 9, he exercised restricted share units to acquire a total of 1,130 Ordinary Shares at a conversion price of 0.0000, in connection with grants under the 2022 Equity Incentive Plan that vest over four years.
On June 10, he sold 573.75 Ordinary Shares in open-market transactions at prices between 821.6535 and 821.6642 per share. Following these transactions, he holds 12,199 Ordinary Shares directly, along with remaining unvested RSUs scheduled to continue vesting subject to his continuous employment.
Seagate Technology Holdings plc CEO William D. Mosley reported a mix of equity compensation exercises and share sales. On June 9, 2026, he exercised restricted share units into a total of 5,230 Ordinary Shares at a conversion price of $0.00 per share, reflecting RSUs awarded under the company’s 2022 Equity Incentive Plan that vest over four years. On June 10, 2026, he executed two open-market sales totaling 2,854.75 Ordinary Shares at prices of $821.7476 and $821.7410 per share. After these transactions, Mosley directly owned 324,869.5 Ordinary Shares.