Transaction · 0001137789-26-000182

Mosley William D

MOSLEY WILLIAM D, CEO, reported an open-market or private sale at Seagate Technology Holdings plc involving 3437.750000 shares for an estimated $2919869.46. Reported holdings after the transaction were 298483.250000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCEO
STXSeagate Technology Holdings plc
Trade date
Aug 21, 2026
Filing date
Aug 24, 2026
View on SEC Insider profile
Estimated value-$2.91MShares × reported price
Shares traded3.43k$849.35 per share
Holdings after298kDirect
% of reported position traded1.14%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 301,921 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

STX price since this filing

Daily closing prices, with the filing date and available return windows
STX · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +14.3%1w ago +22.5%1d ago +7.0%
Returns since7d +4.2%30d +16.3%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001137789-26-000182
Ordinary Shares
Transaction date
Aug 21, 2026
Filed Aug 24, 2026, 09:10 PM · 3d delay
Shares
3,437.75 sh
$849.35 per share
Estimated value
-$2.91M
Computed from shares × price
Holdings after
298,483.25 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership Large Sale
Filing-only score

+6 points

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

CEO

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Consists of a grant of Restricted Share Unit (RSU) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan (the "2022 Plan") subject to a four-year vesting…

  2. F2

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan. 100% of such RSUs vested on the first anniversary of the grant date, August 20, 2026.

  3. F3

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, such RSUs vest as to one-qu…

  4. F4

    Consists of a grant of RSUs awarded to the Reporting Person under the Plan. Subject to the Reporting Person's continuous employment, 100% of such RSUs will vest on the first anniversary of the grant d…

  5. F5

    Consists of Options awarded to the Reporting Person under the Plan subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, such Options vest as to one-quarter…

Original filing · 0001137789-26-000182
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