Seagate stock slips as insider selling and rich valuation weigh on rally

Published on 09/15/2026 at 21:34 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Seagate stock is down about 3 percent on September 15, 2026 amid continued insider selling and concern over its high valuation after a sharp AI-driven rally. Recent fiscal 2026 results showed revenue up 48.5 percent year-over-year to USD 3.63 billion in the fourth quarter.

Geöffnete Festplatte mit sichtbaren Magnetplatten und Schreib-Lesekopf in Nahaufnahme — Seagate Technology (IE00B58PMW19): fotorealistische Nahaufnahme einer geöffneten Festplatte mit spiegelnden Magnetplatten und feinem Schreibkopf, Illustration mit AI erstellt.

Seagate Technology Holdings plc (ISIN IE00B58PMW19) stock is under pressure on September 15, 2026, with shares sliding roughly 3 percent in Nasdaq trading as investors reassess insider selling activity and a stretched valuation following a powerful AI storage rally.

Insider selling and valuation concerns pressure Seagate

As Investing.com reported on September 15, 2026, Seagate Technology stock was down around 3.3 percent in morning trading to about USD 778.86, extending a pullback from its 52-week high of USD 1,145 as persistent insider selling and a cautious market tone weighed on the shares.

According to TradingKey on September 15, 2026, recent regulatory filings show multiple senior executives, including the chief financial officer and executive vice presidents, have carried out stock transactions and planned sales, contributing to profit-taking after the strong rally.

As TradingKey Korea noted on September 15, 2026, Seagate Technology Holdings PLC shares opened 3.42 percent lower, underperforming the broader technology equipment sector, which was up about 0.62 percent, as insider trades and valuation concerns triggered increased intraday volatility.

Strong fiscal 2026 results underpin the fundamental story

Despite the short-term price pressure, Seagate’s latest reported figures show a company benefiting significantly from AI-related demand for high-capacity storage. In the fiscal fourth quarter ended June 2026, Seagate generated revenue of USD 3.63 billion, an increase of 48.5 percent compared with the same quarter a year earlier, according to IT-BOLTWISE.

The same report states that non-GAAP earnings per share reached USD 5.71 in that fourth quarter of fiscal 2026, beating the analyst consensus of around USD 5.10 by USD 0.61 per share and underlining how the company’s margin expansion is translating into bottom-line outperformance.

For the full fiscal year 2026, Seagate lifted revenue to about USD 12.195 billion, an increase of roughly 34.06 percent versus the prior year, while free cash flow reached about USD 3.105 billion, giving the group financial flexibility to invest in technology and manage its capital structure, according to IT-BOLTWISE.

As WebProNews highlighted on September 15, 2026, Seagate shipped about 218 exabytes of hard drives in the fiscal fourth quarter, up 34 percent year-over-year, with data centers accounting for nearly 90 percent of that volume and data center segment revenue reaching USD 2.93 billion, a 57 percent jump versus the prior-year quarter.

The same article notes that overall company revenue in the fiscal fourth quarter climbed 48 percent year-over-year to USD 3.63 billion, consistent with the IT-BOLTWISE figures, and that Seagate guided revenue for the subsequent September quarter to USD 4.1 billion, plus or minus USD 100 million, implying roughly 56 percent year-over-year growth at the midpoint if achieved.

Looking ahead, Seagate’s own guidance for the first quarter of fiscal 2027 calls for revenue of about USD 4.10 billion and adjusted earnings per share of around USD 7.30, according to IT-BOLTWISE, suggesting the company expects both sequential revenue gains and continued margin expansion.

Analyst view: growth momentum versus valuation risk

According to Zacks Investment Research on September 15, 2026, Seagate shares have lost about 16.5 percent over the past month, compared with a 1.8 percent decline in the broader computer integrated systems industry, reflecting a notable consolidation after the stock’s earlier outperformance.

The same Zacks report points out that Seagate is trading at a forward price-to-earnings multiple of about 20.39 times, higher than the industry’s roughly 11.97 times, underscoring why valuation has become a central discussion point for investors even as earnings expectations have been revised higher.

Over the past 60 days, the Zacks Consensus Estimate for Seagate’s fiscal 2026 earnings has been raised by about 28.7 percent to USD 36.09 per share, and the stock currently carries a Zacks Rank of 1, which the firm classifies as Strong Buy, indicating that analysts covering the name generally expect the growth momentum to continue.

At the same time, Yahoo Finance on September 15, 2026, noted that Seagate shares closed at USD 805.55 per share on September 14, 2026, and, despite a roughly 10.86 percent decline over the past month, the stock was still up about 281.54 percent over the past year, illustrating just how strong the prior rally has been.

This combination of sharply improved fundamentals, aggressive earnings revisions and a still elevated valuation multiple explains why the current pullback is viewed by some market participants as a normal consolidation phase, while others remain concerned that insider selling could signal management’s own caution about how far the share price has run.

Dividend and upcoming dates support investor returns

In addition to growth, income-focused investors pay close attention to Seagate’s capital returns. According to MarketBeat as of September 14, 2026, Seagate’s calendar includes a record date on September 14, 2026 for an upcoming dividend that is scheduled to be payable on October 7, 2026.

As IT-BOLTWISE reported on September 14, 2026, Seagate announced a quarterly dividend of USD 0.74 per share, with an ex-dividend date set for September 24, 2026 and payment planned for October 7, 2026, underlining the company’s commitment to returning cash to shareholders alongside its investment in new storage technologies.

IT-BOLTWISE also notes that Seagate has used its improved cash generation to reduce debt by about USD 1.40 billion, while expanding its gross margin from 40.1 percent in the first quarter of fiscal 2026 to 52.7 percent in the fourth quarter, a margin improvement of 12.6 percentage points that supports both dividend sustainability and further balance sheet strengthening.

Seagate stock trades below record highs but remains elevated

Per Nasdaq data cited by MarketBeat, Seagate Technology shares closed at about USD 805.55 on Nasdaq on September 14, 2026, down 2.97 percent on the day, before extending those losses in early trading on September 15, 2026.

Investing.com’s snapshot on September 15, 2026 put Seagate’s intraday price at roughly USD 778.86, about 3.3 percent below the prior close and around 32 percent below the 52-week high of USD 1,145, indicating that the stock has moved away from its peak but still trades far above levels seen a year ago.