Why is STX Down Today?

STX
$831.01
▼ -3.63% ($-30.18)
Last updated: Sep 11, 2026 8:33 PM ET (564 min ago)

About Seagate Technology Holdings PLC Ordinary Shares (Ireland)

Seagate Technology is a leading supplier of hard disk drives for data storage to the enterprise and consumer markets. It forms a practical duopoly in the market with its chief rival, Western Digital; they are both vertically integrated.

Sector: COMPUTER STORAGE DEVICES
Market Cap: $54.70B
Forward P/E: 25.6
52-Week Range: $193.32 - $1145.00
Employees: 30,000

Overall Confidence: 67%

67% Confident

Based on news, social sentiment, options activity, and sector analysis

OPTIONS 75% Confidence
🎯 Unusual PUT buying detected
Options traders are heavily buying puts on STX, with 74% of volume in puts. This suggests bearish institutional positioning.
SYMPATHY 60% Confidence
Outperforming sector by 3.6%
This stock is significantly underperforming its COMPUTER STORAGE DEVICES sector peers, suggesting a stock-specific catalyst.

✅ Move Confirmation

LOW VOLUME 0.8x average volume

UNCONFIRMED - Low volume suggests this move may not be sustainable.

📍 Sector Context

COMPUTER STORAGE DEVICES sector: 0.0%

STX is outperforming its sector by -3.6%. This suggests a stock-specific catalyst.

Market Comparison

STX is significantly underperforming the market (-4.5% vs SPY)
S&P 500
SPY
+0.85%
Nasdaq 100
QQQ
+0.87%
STX
This Stock
-3.63%
vs S&P 500: -4.48%
vs Nasdaq: -4.5%

📊 What Happens Next?

Probability Analysis

45% chance this move continues in the next 1-3 days

Expected Range

Based on historical patterns and options pricing, STX is expected to trade between:
$806.08 - $847.63

Key Level to Watch

$789.46 support
Watch for breakdown below $831.01

🔔 Get STX Alerts

We'll notify you when STX's trend changes or a new signal fires.

Last updated: Sep 11, 2026 8:33 PM (564 minutes ago)
Data refreshes every 30 minutes during market hours

Options Market Insight

Bearish
Options Sentiment
1.83
Put/Call Ratio
99.1%
Implied Volatility
Call Volume: 6,585
Put Volume: 12,054
Total: 18,639
Unusual Activity: $605 PUT (3,173 vol)

Historical Context

STX has moved more than 3.0% down on 50 occasions in the past year.

38.0%
Continuation Rate
19/50 times continued down
+1.31%
Avg Next Day Change
After similar down moves
Last similar move: Aug 24, 2026 (-6.5%) → Next day: +3.4%

Frequently Asked Questions

Why is STX stock down today?

Options traders are heavily buying puts on STX, with 74% of volume in puts. This suggests bearish institutional positioning.

Is STX stock a buy or sell right now?

Based on current analysis, STX shows 67% confidence in today's move. Volume is low which does not confirm the trend. View full buy/sell analysis →

What is the STX stock price target?

STX is currently trading at $831.01. Based on today's momentum, the expected short-term range is $806.08 - $847.63. See long-term price prediction →

Will STX stock continue falling?

Our analysis shows a 45% probability that STX's move continues in the next 1-3 days. Key level to watch: $789.46 (support).

Is STX stock oversold or overbought?

STX's RSI (Relative Strength Index) is currently at 47.3. This shows bearish momentum - the stock has negative momentum but isn't oversold yet.

What is the momentum for STX stock?

STX's 10-day momentum indicator is at -17.03. Strong bearish momentum - the stock is experiencing significant downward pressure. Watch for potential reversal signals.

Is STX outperforming or underperforming the market?

STX (-3.63%) is currently significantly underperforming the market (-4.5% vs SPY). Today, the S&P 500 (SPY) is up 0.85%, and Nasdaq (QQQ) is up 0.87%.

What does MACD indicate for STX?

STX's MACD (-2.6) is currently above the signal line (-5.58), indicating a bullish trend. This technical signal suggests buying pressure is dominant. The trend strength (ADX: 11.2) is weak.

Is STX in an uptrend or downtrend?

Based on moving average analysis, STX is in a mixed/transitional trend. The price and moving averages are not clearly aligned, suggesting a potential trend change or consolidation phase. 20-day SMA: $856.43, 50-day SMA: $848.21.

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