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Analyzing the stock…
70
Gathering technical, fundamental, and market data — a few seconds
Information Technology · ·
$1,791.82
▲ $177.43 (+11.0%)
Market data updated: 09/20 01:33 AM
Fundamentals updated: 09/19/2026
News analyzed: 09/20/2026
Market Cap
$262.36B
Day Range
$1,616.00 - $1,797.00
52-Week Range
$93.54 - $2,354.39
Beta
—
Next Earnings
04.11.2026
Support
$998.19
Resistance
$1,946.83
SNDK is a stock from the Technology sector — Software, hardware, chip, and computing-services companies — revenue tied to the pace of innovation and upgrade cycles.
+1712.3% (1Y)
Strengths: 24/31 factors positiveRisk: Medium
This score and all analysis on this page are for informational and educational purposes only and do not constitute investment advice. Read the full disclaimer
Weighted: Technical 25% · Fundamental 20% · Growth 15% · Valuation 15% · News 10% · Quality 10% · Risk 5%
Overall Score
🟢 Bullish
Technical Trend
🟢 Bullish
Insiders
🔴 Bearish
Computed directly from the same signals behind the score above — not AI-generated.
Biggest positive driver
Revenue growth (last year)
Revenue growth (last year): 175.3%
Growth
Biggest negative driver
Daily volatility (ATR)
ATR: 6.5% of price
Risk
What to watch next
When today echoes the past.
71/100
Similarity
12
Historical Matches
80/100
Analog Quality
+86.2%
Median 40D Outcome
0/100
Pattern Consistency
🟢 Bullish
83%
+29.5% … +62.3%
🟡 Base
0%
— … —
🔴 Bearish
17%
-15.7% … -15.2%
Typical timeframe (based on real historical rates clearing a 60% bar): 5 trading days.
📌 Bottom line: Out of 12 similar historical cases for this stock, 83% (95% CI 55%–95%) saw the stock rise within 20 trading days, with a median gain of +41.1%.
Echo #1 — Trend Acceleration
3 occurrence(s) · 100% historical success
Historical outcome rate is not a probability — it's what happened in this specific historical sample, with a 95% confidence range.
| Horizon | Positive rate (95% CI) | Median | 25th–75th pct | Baseline median |
|---|---|---|---|---|
| 5D | 75% (47%–91%) | +11.7% | +1.6% … +16.7% | +6.9% |
| 10D | 75% (47%–91%) | +16.5% | +2.9% … +32.5% | +12.5% |
| 20D | 83% (55%–95%) | +41.1% | +20.4% … +56.1% | +26.2% |
| 40D | 75% (47%–91%) | +86.2% | +3.3% … +131.8% | +54.0% |
| 60D | 83% (55%–95%) | +119.5% | +48.6% … +153.4% | +112.5% |
Sample size: 12 analogs, each at least 10 trading days apart (no double-counted overlapping events).
What happened after each historical match (20-day return)
| Date | Similarity | Regime | 20D outcome | 60D outcome |
|---|---|---|---|---|
| 2025-12-26 | 71/100 | High Volatility | +92.5% | +171.1% |
| 2026-06-24 | 67/100 | ✓ High Volatility | -15.9% | -6.4% |
| 2026-06-08 | 66/100 | High Volatility | +5.2% | -5.4% |
| 2026-03-10 | 65/100 | ✓ High Volatility | +26.2% | +184.3% |
| 2026-03-24 | 63/100 | High Volatility | +39.4% | +211.0% |
| 2026-04-08 | 61/100 | ✓ High Volatility | +80.6% | +123.4% |
| 2026-05-18 | 61/100 | High Volatility | +49.4% | +14.6% |
| 2026-02-18 | 60/100 | ✓ High Volatility | +25.5% | +130.3% |
| 2026-04-23 | 59/100 | High Volatility | +65.4% | +70.5% |
| 2025-12-05 | 55/100 | High Volatility | +53.0% | +147.6% |
| 2026-01-16 | 45/100 | High Volatility | +42.8% | +115.6% |
| 2026-02-02 | 33/100 | High Volatility | -15.0% | +60.0% |
Every accepted match is compared to today across 6 domains (price structure, momentum, technical, volatility, volume, relative strength) using z-scored feature distances — no single indicator dominates. Matches within 10 trading days of each other count as one event, not independent evidence. Outcome rates use a Wilson confidence interval (never a raw percentage alone), the mean return is winsorized against extreme outliers, and "Analog Quality" separately captures sample size, data completeness, and regime match — distinct from raw similarity. Relative strength is measured against SPY and against XLK (this stock's sector).
Cross-stock analogs — real other companies, not this stock's own history.
TIME ECHO identifies historical situations that resemble the current market state. Historical outcomes are not guarantees of future performance. Similarity does not imply causation, and results may change as new data becomes available.
🗓️ What Changed This Week
as of 09/11/202675
This Week
76
7D Ago
→ -1
Stable
Technical
75
7D Ago: 83
↓ -8
Fundamental
83
7D Ago: 83
→ 0
Growth
82
7D Ago: 82
→ 0
Valuation
50
7D Ago: 62
↓ -12
News
100
7D Ago: 80
↑ +20
Quality
63
7D Ago: 63
→ 0
Risk
62
7D Ago: 62
→ 0
Biggest Improvements
Biggest Declines
📊 Score History
75
Today
—
30D
—
90D
—
1Y
🕰️ Signal Timeline
What StockIQ actually saw for this stock, and what happened after each signal — real data, not a forecast.
1d ago · $1,791.82
Evidence: FOMO score jumped from 17 to 42 day-over-day
What happened after
Still awaiting outcome
3d ago · $1,519.97
Evidence: Narrative Gap moved from -25 to 5 day-over-day
What happened after
Still awaiting outcome
4d ago · $1,551.99
Evidence: Narrative Gap moved from 6 to -25 day-over-day
What happened after
Still awaiting outcome
14d ago · $1,740.00
Evidence: FOMO score jumped from 15 to 50 day-over-day
What happened after
🐂🐻 Investment Thesis
🐂 Bull Case
⚖️ Base Case
75 / 100
🐻 Bear Case
🔍 What Could Prove This Wrong
This isn't a price-direction forecast — just a synthesis of real, already-computed data, and future conditions that could change the picture.
🕰️ StockIQ Time Machine
What did StockIQ know — and when? Pick a date from the real accumulated history.
As of September 2, 2026
Then
71
$1,536.87
Now
75
$1,791.82
What happened since
Signals detected by this date
No signals detected by this date
🧬 STOCK DNA
This stock's profile across 8 real dimensions — a research tool, not a recommendation
Growth
82
Quality
63
Value
50
Momentum
75
Risk
62
Sentiment
100
Fundamental
83
Institutional
0
Stocks with a similar DNA right now
SCANNING SNDK...
Recent media coverage of SanDisk has centered on its extraordinary stock performance, surging over 2,700% in the past year, though still down from its 52-week high. Analysts like Goldman Sachs suggest the worst of the memory stock downturn may be over, citing strengthening AI demand as a key driver. The company’s inclusion in the S&P 100 further boosted its shares, while concerns persist about production capacity constraints amid high revenue ($20.2B in fiscal 2026). Investors debate whether the rally can continue given supply limitations.
AI summary based on English-language news sources only — not investment advice.
Everyone's writing about Sandisk. News trend score: 100. Reason: 15 of the last 20 articles are positive, versus 2 negative.
News trend analysis is based on article sentiment only, and is not investment advice or financial counsel. Read the full disclaimer
🌡️ Emotional Temperature
52
🎯 Conviction (vs. Emotion)
49
Psychology
58
Fundamentals
83
Technical
75
Valuation
50
Price, volume, and sentiment accelerating together — a sign investors are chasing the price, not just following it.
Extreme momentum, price far above its moving average, and a large premium over fair value.
A significant decline over time, but on unusually low trading volume — holders unwilling to accept the loss.
The price rise has far outpaced the actual improvement in fundamental data.
A sharp drop, unusual volume, and negative news sentiment all at once — selling pressure that looks emotional.
Price (3M)
-18%
Market Narrative
77
Fundamental Reality
49
Narrative Gap
+28
🧠 StockIQ Psychologist
The market behavior suggests a dominant FOMO-driven rally, amplified by extreme positive sentiment and overbought conditions (RSI 66, Bollinger %B 0.88). Herding signals lagging peer performance, while euphoria persists despite valuation disconnects. The key question is whether momentum will sustain or if the narrative gap (66 vs. 49) signals overestimation. Overconfidence remains muted, but the disconnect between price momentum and fundamentals may test discipline.
Updated: 09/09/2026, 09:10 AM
What could change this?
👥 What the crowd believes
"AI storage demand transformed Sandisk's earnings"
"SanDisk has soared more than 500% in 2026"
"Anyone buying now is asking one question: What powers the next leg, when the company has already said it can only make so many more bits."
"Goldman sees early signs that months of weakness may be ending"
🧠 Market Brain events driving this
📈 17D Investor Psychology
Signal classification confidence: High (confidence in the behavioral read, not a price prediction). Describes observable market behavior, not what any individual investor thinks, and is not a buy/sell signal.
🏛️ Investor DNA — Historical Investors
A Historical Strategy Simulation: assuming each investor follows their documented principles, how would they rate this stock today? This is not a prediction of what they would actually do.
🟢 Best match
Peter Lynch — 96/100
🔴 Weakest match
Samuel Armstrong Nelson — 8/100
🗣️ Why do they disagree?
Based on his documented principles, the model estimates that Lynch and Fisher’s very high scores reflect a strong emphasis on growth and exceptional company quality, while Bagehot’s solid liquidity rating adds a resilience angle. The mid‑range scores from Housel, Marks, Loeb and Livermore signal a more cautious stance, focusing on moderate risk, market expectations, and the lack of a clear price trend. In contrast, Graham, the efficient‑market view, Nelson, the late‑cycle Marks assessment, and Schwager all rate the stock low, highlighting concerns about valuation, limited margin of safety, and weaker setup criteria. These divergent outcomes arise because each methodology weights factors such as growth, intrinsic value, liquidity, cycle position, and statistical edge differently, leading to a spectrum of recommendations from enthusiastic buy‑candidate to stay‑out.
Peter Lynch
One Up on Wall Street (1989)
🟢 96
Growth candidate — the price hasn't caught up to the growth
Key question
Is the growth worth the price?
Fact → Principle → Simulation
Philip Fisher
Common Stocks and Uncommon Profits (1958)
🟢 95
Exceptional company quality by Fisher's standards
Key question
How exceptional is this business, really?
Fact → Principle → Simulation
Walter Bagehot
Lombard Street (1873)
🟢 83
Strong liquidity — would likely survive a real credit squeeze
Key question
Does this company have enough liquidity to survive real stress?
Fact → Principle → Simulation
Edgar Lawrence Smith
Common Stocks as Long-Term Investments (1924)
🟢 73
Looks like a real 'buy and hold for a decade' candidate
Key question
Is this a stock I'd be happy to hold and forget about for a decade?
Fact → Principle → Simulation
Thorstein Veblen
The Theory of Business Enterprise (1904)
🟢 71
Growth appears aligned with real value creation
Key question
Is management building real value, or just building itself?
Fact → Principle → Simulation
Morgan Housel
The Psychology of Money (2020)
🟡 63
Moderate — holdable, but not effortless
Key question
Could I live with this volatility long enough for compounding to actually work?
Fact → Principle → Simulation
Jesse Livermore
Reminiscences of a Stock Operator (1923) / How to Trade in Stocks (1940)
🟡 62
No clear trend — Livermore preferred to stay out of this
Key question
What is the price telling me right now?
Fact → Principle → Simulation
Gerald M. Loeb
The Battle for Investment Survival (1935)
🟡 60
Moderate risk to capital
Key question
How much capital could I lose here if I'm wrong?
Fact → Principle → Simulation
Howard Marks
The Most Important Thing (2011) / Mastering the Market Cycle (2018)
🟡 52
Mixed — a good business, but expectations may already be high
Key question
What is the market probably misunderstanding about the risk here?
Fact → Principle → Simulation
Benjamin Graham
Security Analysis (1934) / The Intelligent Investor (1949)
🟡 42
Fails most of Graham's defensive criteria
Key question
Where is my margin of safety?
Fact → Principle → Simulation
Burton Malkiel & John Bogle
A Random Walk Down Wall Street (1973) / The Little Book of Common Sense Investing (2007)
🟡 38
Mixed case — the evidence for picking this stock over an index is not strong
Key question
Do I actually have an edge here, or do I just think I do?
Fact → Principle → Simulation
Charles Mackay
Extraordinary Popular Delusions and the Madness of Crowds (1841)
🔴 31
Pattern consistent with a crowd delusion Mackay would flag
Key question
Am I being swept along with the crowd, or thinking for myself?
Fact → Principle → Simulation
Benjamin Graham (Enterprising Investor)
The Intelligent Investor (1949) — the Enterprising Investor chapters
🔴 31
Not statistically cheap enough for the Enterprising Investor's looser safety bar
Key question
Is the stock statistically cheap enough to justify the extra risk?
Fact → Principle → Simulation
Howard Marks (Market Cycle)
Mastering the Market Cycle (2018)
🔴 25
Looks late-cycle — the position Marks would treat with extra caution
Key question
Where are we in the cycle right now — near a hot extreme, or a cold one?
Fact → Principle → Simulation
Jack Schwager
Market Wizards (1989)
🔴 19
No real setup here — the discipline Schwager's wizards shared would say stay out
Key question
What's the risk/reward here, and where is my exit point?
Fact → Principle → Simulation
Samuel Armstrong Nelson
The ABC of Stock Speculation (1903)
🔴 8
Cycle looks stretched toward overbought
Key question
Is the price overextended, or is there still room to move?
Fact → Principle → Simulation
Based on the last 300 trading days, calculated from real price data. Click an indicator for details and a chart.
🟢 Most indicators support an uptrend (8 bullish · 2 bearish · 1 neutral)
A market-structure read based purely on real price and volume data — not full classic Wyckoff schematic identification (Phase A-E), but a quantitative analysis of what can reliably be computed: trading ranges, "effort vs. result", volume within the range, and Spring/Upthrust detection.
The stock is in a clear downtrend with no defined trading range in the period examined.
High confidence
The Wyckoff Method, developed by Richard Wyckoff in the early 20th century, reads the balance of supply and demand through price and volume, based on the premise that large investors ("smart money") quietly accumulate shares before rallies and quietly distribute them before declines. The read here is based solely on real price and volume data — full, precise identification of classic Wyckoff patterns (such as Phases A-E) requires human chart-reading experience and judgment, so this is an approximate algorithmic read, not a substitute for professional analysis. This should not be considered investment advice.
Gross Margin
71.5%
Operating Margin
61.2%
Net Margin
56.5%
EBITDA Margin
61.9%
ROE
72.7%
ROA
50.8%
ROIC
—
EPS
$77.78
Cash
$4.76B
Total Debt
$0
Current Ratio
2.29
Debt/Equity
0.00
How is Fair Value calculated? →
Current Price
$1,791.82
Estimated Fair Value (DCF)
$1,922.86
Model estimate — not a price target. Highly sensitive to growth/discount-rate assumptions.
Gap
+7.3%
🟢 Appears cheap relative to estimated value
Year 1 Growth Rate
25.0%
Discount Rate (WACC)
9.0%
Terminal Growth Rate
2.5%
Projection Years
5
| Year | Growth Rate | Projected FCF | Present Value |
|---|---|---|---|
| 1 | 25.0% | $14.37B | $13.18B |
| 2 | 19.4% | $17.15B | $14.44B |
| 3 | 13.8% | $19.51B | $15.06B |
| 4 | 8.1% | $21.09B | $14.94B |
| 5 | 2.5% | $21.62B | $14.05B |
Base FCF (last actual year)
$11.49B
Terminal Value
$340.96B
Present Value of Terminal Value
$221.60B
Enterprise Value
$293.28B
Net Debt
$-4.76B
Equity Value
$298.04B
*The DCF model is an estimate based on assumptions — not a guaranteed forecast. You can change the assumptions to examine different scenarios.
Book Value per Share
$101.52
Tangible Book Value per Share (Tangible NAV)
$69.30
Sentiment based on basic keywords (not AI) — 15 positive, 3 neutral, 2 negative out of the last 20 articles.
Yahoo · 19.9.2026
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ChartMill · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
ChartMill · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Benzinga · 18.9.2026
Yahoo · 18.9.2026
Yahoo · 18.9.2026
Sandisk (SNDK) currently has a StockIQ AI score of 75/100, rated "Strong". The score is a weighted average across up to 7 categories (technical, fundamental, growth, fair value, news, quality, risk), based on real data only.
SNDK currently scores 75/100 (Strong) across the categories we measure. StockIQ doesn't give buy/sell recommendations — use this as one data point in your own research, not as investment advice.
Per StockIQ's DCF model, SNDK's estimated fair value is $1,922.86, which is 7.3% above the current price of $1,791.82. This is one valuation model among several signals in the fair-value category, not a price target.
SNDK's technical score is 75/100, which currently reads as bullish — based on real price/volume signals (moving averages, RSI, MACD, and more), not a prediction of what happens next.
Based on the real signals StockIQ computed: Revenue growth (last year): 175.3%; Earnings per share (EPS) growth: 751.6%; Free cash flow growth: 9678.3%.
Based on the real signals StockIQ computed: ATR: 6.5% of price; -20.0% over the last 3 months relative to the index; %K 95.7 — overbought.
StockIQ has no recorded dividend payment history for SNDK.
Real transactions by officers and insiders, as reported to the SEC on Form 4 — 0 purchases and 21 sales out of the last 25 filings.
| Name | Transaction Type | Date | Shares | Change | Price |
|---|---|---|---|---|---|
| Shek Bernard | Open Market Sale | 8.9.2026 | 2,308 | -2,308 | $1,767.33 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 40 | -40 | $1,548.85 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 40 | -40 | $1,554.02 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 40 | -40 | $1,550.48 |
| Pokorny Michael | Tax Withholding in Shares | 3.9.2026 | 1,283 | -1,283 | $1,554.99 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 120 | -120 | $1,553.35 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 40 | -40 | $1,558.90 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 78 | -78 | $1,555.57 |
| Visoso Luis Felipe | Tax Withholding in Shares | 3.9.2026 | 5,838 | -5,838 | $1,554.99 |
| Goeckeler David | Tax Withholding in Shares | 3.9.2026 | 10,540 | -10,540 | $1,554.99 |
| Shek Bernard | Tax Withholding in Shares | 3.9.2026 | 2,271 | -2,271 | $1,554.99 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,557.79 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,547.46 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,546.02 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,542.68 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,541.01 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 2,594 | -2,594 | $1,543.76 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,538.41 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 120 | -120 | $1,533.69 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,535.66 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,515.05 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 40 | -40 | $1,571.04 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,530.52 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 80 | -80 | $1,529.71 |
| Ilkbahar Alper | Open Market Sale | 3.9.2026 | 68 | -68 | $1,519.23 |
Official FINRA data — the number of shares open in short positions, plus daily short-sale activity.
5,996,105 shares short as of 2026-08-31 · vs. 6,823,953 on 2026-07-31
Official biweekly report (FINRA Rule 4560) — no real higher-frequency data exists for this metric.
59.8% of trading volume this week was short selling, vs. 53.3% the prior week
Based on daily short-sale volume (Reg SHO) — a different metric from the open short interest above: this is daily trading volume, not an open position, so it updates weekly rather than biweekly.
Full breakdown of every data type and its source: Data Sources · Methodology