Insider trade

CEO sold ~$302K of STX shares in the open market

Traded Mar 2, 2026 · Filed Mar 3, 2026

Seagate TechnologySTX

~$302K
Reported value · 800 sh @ $377.9488: 414K
Holds after · shares reported: +149.2%
stock since the trade · S&P 500 +11.3%, $379.52 → $945.57 on Oct 1

Why it stands out

The boss of Seagate Technology sold $302K of Seagate Technology shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Mar 2, 2026
Reporting period: Not applicable
Filed with the SEC: Mar 3, 2026

CEO$100K–$500K

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$302,359

Shares × reported transaction price

Timing vs results

34 days after results of Jan 27, 2026, 57 days before results of Apr 28, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $379.52 on Mar 2, 2026, 470% above its 52-week low and 15% below its high, after an 18% rise over the previous 30 trading days

52-week range $66.54 (Apr 8, 2025) to $446.57 (Jan 29, 2026), 82% of the way up, from 251 adjusted closes. 30 trading days earlier: $320.32 on Jan 15, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+2.9%	-1.3%	+4.2%
30 days	+20.9%	-3.8%	+24.7%
90 days	+147.1%	+10.9%	+136.2%
180 days	+120.9%	+12.0%	+108.9%

Past results only. Not a forecast.

Source receipt

Record ID: 0001137789-26-000050
Filed / recorded: Mar 3, 2026, 11:14 PM UTC
Added to OQRO: Oct 2, 2026, 12:28 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Seagate Technology Holdings plc
Issuer CIK: 1137789
Ticker: STX
Reporting person: William D Mosley
Relationship: Director, Officer
Officer title: CEO
Security: Ordinary Shares
Table: Non-derivative (Table I)
Transaction date: Mar 2, 2026
Transaction code: S
Shares / units: 800
Price per share: $377.9488
Acquired / disposed: Disposed (D)
Shares owned after: 413,897
Ownership form: Direct
Amendment: No

Footnotes from the filing

These Ordinary Shares were sold in multiple trades at prices ranging from $377.45 to $378.37. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

Around the same time

CEO sold6mo ago

~$332KReported value · 800 sh @ $415.2313

The boss of Seagate Technology sold $332K of Seagate Technology shares. Nobody planned it ahead of time.

Why it stands out Official record

CEO sold ~$40K of Seagate Technology

Scheduled in advance6mo ago

CEO sold6mo ago

~$80KReported value · 200 sh @ $400.335

The boss of Seagate Technology sold $80K of Seagate Technology shares. Nobody planned it ahead of time.

Why it stands out Official record