$STX

Teh Ban Seng sold $8.4M of STX

Teh Ban Seng (EVP & Chief Commercial Officer) sold 9,862 shares of Seagate Technology Holdings plc (STX) at an average of $852.97 ($835.54–$868.00, $8.41M total) across 27 trades on 2026-08-21 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Teh Ban Seng
Published Aug 24, 2026, 9:11 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 24, 2026, 9:20 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$STX
Bearish
medium confidence
Mentioned
$STX
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$STXBearishLow
01

Why it matters

The disclosed sale provides fresh data on insider holdings and may influence short‑term trading sentiment.

02

Market read

Insider sell of $8.4M is a moderate‑size event that could affect STX's short‑term price dynamics.

03

What to watch

Potential upcoming earnings or strategic announcements that may offset the sell‑off.

Relevance 5/10Novelty 7/10Timing: filing date 2026‑08‑24

Background

SEC Form 4 filing discloses insider transactions; such filings are primary sources for insider activity.

Company-level read

Ticker impact

$STXBearishMedium confidence
Context

EVP & Chief Commercial Officer Teh Ban Seng sold 9,862 shares for $8.4M via a 10b5‑1 plan on 2026‑08‑21.

Expected impact

Possible modest downside pressure over the next few days.

Evidence & confidence

The sale size ($8.4M) is material for an insider but not a controlling stake; market may view it as a neutral to slightly negative signal.

Market effects

Minimal impact on the broader data‑storage sector; insider activity is company‑specific.

None

Low

Counterpoint

The sale could be purely portfolio‑rebalancing under a pre‑arranged plan, not a bearish signal.

Key entities

  • Seagate Technology Holdings plc

    Provider of data storage solutions, ticker STX.

  • Teh Ban Seng

    EVP & Chief Commercial Officer, insider selling shares.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$STXMed

Seagate Stock Drop: Falls 8% to $641.81 [2026]

Seagate Technology (STX) fell 8.4% to $641.81 on October 30, 2026, following a broader tech sector decline. The drop occurred despite a record quarter and higher guidance. The stock's beta of 2.06 amplified its decline. Analysts cut price targets but maintain a 'Moderate Buy' consensus. Seagate's market cap is $146.57 billion, with a P/E ratio of 33.85.

$STXMed

Seagate Stock Falls 8% as Tech Retreat Hits Storage [2026]

Seagate Technology (STX) fell 8% on October 30, 2026, to $641.81, amid a broader tech sector sell-off. The decline followed record earnings and guidance, but was driven by market-wide AI spending concerns. Seagate's market cap is $146.57 billion, with heavy trading volume suggesting institutional selling. Peer storage companies also declined.

$SNDKHighAI 9/10

Sandisk Sinks 9% Despite Earnings Beat, Raised Guidance and 8-for-1 Split; Western Digital Tumbles 8%, Seagate Slides 7%, Micron Falls 6%

Sandisk (SNDK) shares fell 9% despite beating earnings estimates and raising guidance. Q1 FY2027 revenue was $11.03B, with adjusted EPS of $49.51. The company guided Q2 FY2027 adjusted EPS to $55-$57 and revenue to $12.2B-$12.6B. Western Digital (WDC), Seagate (STX), and Micron (MU) also declined. Sandisk announced an 8-for-1 stock split and a $5B share buyback.