Last refreshed: July 21, 2026 (US ET)
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SNDK

Growth

SANDISK CORP.

Information Technology·Technology Hardware, Storage & Peripherals

Sandisk Corporation develops, manufactures, and sells data storage devices and solutions using NAND flash technology in the United States, Europe, the Middle East, Africa, Asia, and internationally. The company offers solid state drives for desktop and notebook PCs, gaming consoles, and set top boxes; and flash-based embedded storage products for mobile phones, tablets, notebook PCs and other portable and wearable devices, automotive applications, Internet of Things, industrial, and connected home applications, as well as removable cards, universal serial bus drives, and wafers and components. It sells its products to computer manufacturers and original equipment manufacturers, datacenters, private cloud customers, cloud service providers, resellers, distributors, and retailers through its sales personnel, dealers, distributors, retailers, and subsidiaries.

Close · 3M

+136.26%

SNDK · 3M

+136.26%

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Held by 5 AI ETFs

LQAI3.760%

as of Jul 17

BUZZ2.390%

as of Jul 17

PQUS0.420%

as of Jul 21

AIVL0.241%

as of Jul 17

AIEQ0.030%

as of Jul 20

Signal performance

Each tracked ETF's moves on this stock, grouped by fund. Returns are measured from the signal date to the latest close — hypothetical, no commissions or slippage.

Buy signals8
Win rate13% (1/8)
Avg buy return-17.63%
LQAInow 3.760% of fund10 signals

LQAI · Weight decrease · 3d

The consecutive daily decrease in LQAI's weight for SANDISK CORP., from 4.39% to 3.76% between July 15 and 17, suggests the LG-Qraft AI engine is making measured adjustments to its portfolio. SNDK's current price at 58% of its 52-week high, coupled with a significant -23.0% 30-day return following a period of 1-year returns nearing +2900%, likely triggered a re-evaluation within the Qraft AI’s core large-cap selection framework. Despite the Information Technology company's very high revenue growth of 82.76% and a 42.33% ROE, the AI system, which operates without heavy factor tilt, is apparently recalibrating its risk-reward assessment in light of the stock's elevated PER of 44.52 and recent price volatility. This gradual trimming of exposure for SNDK, consistent with the ETF’s weekly rebalancing, points to the AI managing overall portfolio stability for a high-growth name experiencing a pullback from its prior trajectory.

weight 4.730% → 3.760% (-0.970 pp)·stock down 32.0% in the 30 days before

Jul 17·entry $1354.82·now $1390.95

+2.67%
since Jul 17

LQAI · Weight decrease · 2d

The fund’s weighting in SNDK experienced a measured decrease over two consecutive trading days, moving from 4.39% to 3.87% by July 16, extending a prior general reduction trend. This specific cadence of adjustment aligns with LQAI’s weekly rebalancing schedule and its AI-driven ranking methodology, which evaluates US large-cap core holdings without a heavy factor tilt. Despite SNDK's substantial 1-year return of over 2896.1% and fundamental strength shown by its 82.76% revenue growth and 42.33% ROE, the recent 23.0% decline in its 30-day return, bringing the stock to 58% of its 52-week high, likely prompted Qraft’s AI to reassess its position. The AI, acting as a core large-cap selection engine, would have adjusted exposure to a company exhibiting such a divergence between long-term gains and a significant short-term price correction, balancing growth potential with recent volatility within its universe.

weight 4.730% → 3.870% (-0.860 pp)·stock down 33.1% in the 30 days before

Jul 16·entry $1411.08·now $1390.95

-1.43%
since Jul 16

LQAI · Sudden change · 1d

SNDK, currently at $1615.00 and 69% of its 52-week high, experienced a -5.9% return over the last 30 days after a 90-day gain of 206.3% and a 1-year rise of 3394.9%, a setup that likely influenced LQAI’s AI-driven selection engine as the stock’s ascent moderated. The LG-Qraft collaboration’s AI ranking system, operating on a weekly rebalance schedule for its 100 US large-cap core holdings, would have processed this significant shift in price momentum. Despite SNDK's 82.76% revenue growth and 42.33% ROE, its high PER of 61.06, combined with the recent price deceleration, likely prompted the Qraft AI to re-evaluate the stock’s position within its core large-cap selection framework. Consequently, LQAI reduced its allocation to SNDK from 6.53% to 4.39% between July 6 and July 7, 2026, reflecting the AI's responsive adjustment to a name exhibiting cooling short-term price action, aligning with its approach positioned midway between broad and concentrated momentum styles.

weight 4.730% → 4.390% (-0.340 pp)·stock down 18.4% in the 30 days before

Jul 15·entry $1615.00·now $1390.95

-13.87%
since Jul 15

LQAI · Sudden change · 1d

Trading at $1673.97, SNDK has experienced a +3591.2% return over the past year and a +179.4% return in 90 days, yet it currently sits at 72% of its 52-week high and showed a -1.2% return in the last 30 days. This specific price action, particularly the recent cooling from its peak, likely triggered the Qraft AI ranking engine used by LQAI to reduce its exposure; the fund's weekly rebalance saw its weight in SNDK decline from 7.51% on July 1st to 4.39% by July 7th. As an AI-driven large-cap core portfolio that rebalances weekly, the system likely re-evaluated SNDK, which has an 82.76% revenue growth and a 42.33% ROE, but also carries a PER of 61.06, against other universe components. The adjustment reflects the LG-Qraft collaboration's AI-driven name selection, which navigates between broad market exposure and concentrated momentum, potentially moderating positions in assets that have delivered significant short-term gains but show signs of consolidation.

weight 5.120% → 4.550% (-0.570 pp)·stock up 1.9% in the 30 days before

Jul 13·entry $1673.97·now $1390.95

-16.91%
since Jul 13

LQAI · Weight increase · 3d

LQAI’s portfolio adjustments for SNDK demonstrate a pattern of measured, daily weight increases from July 8-10, following a significant reduction on July 7. This incremental re-engagement by the Qraft AI engine occurred while SNDK traded at $1915.92, representing 82% of its 52-week high after a considerable 1-year price appreciation of 3963.5%. Such a methodical build-up aligns with LQAI’s core large-cap, AI-driven style, which balances selection without heavy factor tilts, recognizing SNDK’s fundamental strength as evidenced by its 82.76% revenue growth and 42.33% ROE. The AI model likely detected a stabilization or re-affirmation of positive signals at this elevated yet off-peak price level, leading it to gradually add exposure rather than make an abrupt, large allocation given the company's current valuation, including a PER of 61.06. This nuanced re-positioning reflects the LG-Qraft collaboration’s approach to US large-cap selection, where the AI system continuously ranks and adjusts positions weekly, indicating sustained confidence in SNDK's trajectory following its prior re-evaluation.

weight 4.390% → 5.120% (+0.730 pp)·stock up 16.4% in the 30 days before

Jul 10·entry $1915.92·now $1390.95Fresh

-27.40%
since Jul 10

LQAI · Weight increase · 2d

SNDK's Revenue Growth of 82.76% and ROE of 42.33% provide a foundation for selection within LQAI's US large-cap core universe, managed by the Qraft AI ranking engine seeking names without heavy factor tilts. While carrying a PER of 61.06, the PBR of 0.75 presents a different valuation perspective that the AI could favor. The consecutive weight increase in SNDK, from 4.39% to 4.98% between July 7th and July 9th, aligns with the stock trading at $1915.92, approximately 82% of its $2335.00 52-week high, after a 90-day return of +238.9%. This pattern indicates Qraft’s AI detected renewed interest in SNDK at a level below its peak, leveraging its weekly rebalancing schedule for position adjustment.

weight 4.390% → 4.980% (+0.590 pp)·stock up 13.2% in the 30 days before

Jul 9·entry $1858.27·now $1390.95Fresh

-25.15%
since Jul 9

LQAI · Sudden change · 1d

The weight for SNDK in LQAI exhibited a distinct, stepped reduction from 8.21% on June 30th to 4.39% by July 7th, marked by sharp cuts on July 2nd and July 7th. This pattern suggests the Qraft AI ranking engine, which drives LQAI’s weekly rebalances, initiated a significant downscaling of the position. Facing a stock that saw a 3555.4% one-year return but now trades at $1727.18, 74% below its 52-week high, the AI’s core large-cap strategy appears to be moderating exposure despite SNDK’s 82.76% revenue growth and 42.33% ROE. The AI's selection method, positioned between broad and concentrated momentum approaches, indicates a responsive adjustment to a potentially shifting valuation profile, perhaps weighing the high PER of 66.77 against the growth metrics, actively reducing concentration in SNDK within its 100-stock portfolio. This precise move reflects LQAI’s AI-driven adaptability, specifically tailored to managing positions like SNDK after periods of intense appreciation and subsequent price correction.

weight 4.390% → 4.700% (+0.310 pp)·stock up 10.8% in the 30 days before

Jul 8·entry $1727.18·now $1390.95

-19.47%
since Jul 8

LQAI · Weight decrease · 4d

The sequence of weight reductions for SNDK by LQAI initially involved moderate daily adjustments, specifically from 7.51% on July 1st to 6.53% on July 6th, followed by a substantial single-day decrease of over two percentage points to 4.39% on July 7th. This stepped reduction pattern, occurring while SNDK's price had experienced truly significant gains of 148.2% over 90 days and 3317.2% over a year, aligns with LQAI’s Qraft AI ranking method for its US large-cap core universe. Despite SNDK showing very high revenue growth at 82.76% and a 42.33% ROE, its current price, now at 69% of its 52-week high after such a rapid ascent, likely prompted the AI to reduce exposure. The weekly rebalancing mechanism of LQAI, balancing core investment style with AI-driven selection, appears to be calibrating its position in SNDK, potentially factoring in the high 66.77 PER relative to the stock's prior immense returns, even with its 0.75 PBR.

weight 8.210% → 4.390% (-3.820 pp)·stock down 8.1% in the 30 days before

Jul 7·entry $1617.70·now $1390.95

-14.02%
since Jul 7

LQAI · Weight decrease · 3d

stock down 4.8% in the 30 days before

Jul 6·entry $1744.43·now $1390.95

-20.26%
since Jul 6

LQAI · Weight decrease · 2d

stock up 1.7% in the 30 days before

Jul 2·entry $1745.00·now $1390.95

-20.29%
since Jul 2
BUZZnow 2.390% of fund1 signal

BUZZ · New entry · 1d

SNDK's 82.76% revenue growth and 42.33% return on equity likely fueled significant positive discussion across social media, blogs, and news, driving its sentiment score for the BUZZ NextGen AI US Sentiment Leaders Index. This high sentiment appears to have persisted through a period where the stock registered a 30-day return of -23.0%, following its prior 1-year return of 2896.1% and current position at 58% of its 52-week high. Consequently, during the monthly index reconstitution leading up to July 16, 2026, the algorithmic sentiment tracker identified sufficient positive intensity for SNDK. This new 2.4500% portfolio entry by VanEck's BUZZ, which passively holds stocks based on crowd-derived sentiment, indicates that despite recent price fluctuations, positive chatter around SNDK remained strong enough to warrant inclusion.

weight 0 → 2.450% (new)·stock down 33.1% in the 30 days before

Jul 16·entry $1411.08·now $1390.95Fresh

-1.43%
since Jul 16
PQUSnow 0.420% of fund6 signals

PQUS · Weight decrease · 2d

SNDK currently trades at $1354.82, 58% of its 52-week high of $2335.00, after an extraordinary +2896.1% 1-year return was followed by a sharp -23.0% decline over the past 30 days. This recent volatility in a stock that has seen such significant gains likely triggered the AI ranking system employed by Pictet Asset Management's PQUS ETF. The observed consecutive daily weight decreases, from 0.43% to 0.42% in mid-July, suggest the AI's re-evaluation of SNDK within its US large-cap universe, considering its high PER of 44.52 and PBR of 0.75, even with substantial revenue growth of 82.76% and ROE of 42.33%. These slight, ongoing reductions reflect the fund’s measured turnover approach, adjusting to the stock’s current price level relative to its recent performance extremes, as the AI system balances its ranking outputs with sector and concentration rules.

weight 0.490% → 0.420% (-0.070 pp)·stock down 32.0% in the 30 days before

Jul 19·entry $1390.95·now $1390.95

0.00%
since Jul 19

PQUS · Weight increase · 2d

SNDK's 82.76% revenue growth and 42.33% ROE present a picture of strong operational efficiency and expansion, which likely makes the Information Technology company a compelling candidate for Pictet Asset Management's AI ranking system in its US large-cap universe, despite a PER of 61.06 balanced by a PBR of 0.75. The AI's decision to increase SNDK's weight within PQUS from 0.48% to 0.53% between July 10-12, 2026, occurred after the stock recorded a -23.0% return over the preceding 30 days. This specific adjustment in the periodically rebalanced portfolio suggests the AI system, considering sector-balance and concentration rules, identified the short-term price drop as an attractive entry or accumulation point for a company with a 1-year return of +2940.5%. Such a move aligns with PQUS's measured turnover style, utilizing a valuation entry after a period of downward price movement while the company still exhibits fundamental strength at 60% of its 52-week high.

weight 0.460% → 0.490% (+0.030 pp)·stock down 32.0% in the 30 days before

Jul 17·entry $1354.82·now $1390.95Drifting

+2.67%
since Jul 17

PQUS · Weight increase · 2d

Pictet Asset Management's PQUS, employing an AI ranking system over its US large-cap universe, initiated a consecutive weight increase for SNDK during its periodic rebalance. This move suggests the fund's AI algorithm, governing its approximately 165 holdings, identified evolving positive signals for the Information Technology company. The AI's re-evaluation likely factored in SNDK's recent financial performance, such as its 82.76% revenue growth, indicating underlying business strength. Despite the stock trading at 82% of its 52-week high, the system’s logic, designed for US large-caps with measured turnover, seems to interpret these metrics as justification for an upward adjustment in allocation. This specific increase aligns with a data-driven conviction within the fund’s sector-balanced framework.

weight 0.480% → 0.530% (+0.050 pp)·stock up 16.4% in the 30 days before

Jul 12·entry $1673.97·now $1390.95Fresh

-16.91%
since Jul 12

PQUS · Weight decrease · 3d

SNDK's financial profile, featuring a PBR of 0.75 and ROE of 42.33% alongside 82.76% revenue growth, initially aligns with growth aspects an AI ranking system might identify within the US large-cap universe, but a high PER of 61.06 suggests a potentially stretched valuation. This valuation context, combined with the stock's substantial 1-year return of +3817.1% and a 30-day return of +16.9%, likely triggered a re-evaluation within Pictet Asset Management's AI ranking system, which manages US large-cap portfolios with measured turnover. Starting July 8, 2026, the fund's consecutive weight reduction for SNDK, from 0.6400% to 0.4800% by July 10, suggests the system began adjusting exposure as the stock reached 80% of its 52-week high. The AI's decision to trim shares, even with SNDK's current price of $1858.27 below its peak, indicates its adherence to concentration rules, proactively managing risk or seeking more attractive opportunities within its US large-cap universe.

weight 0.640% → 0.480% (-0.160 pp)·stock up 16.4% in the 30 days before

Jul 10·entry $1915.92·now $1390.95

-27.40%
since Jul 10

PQUS · Weight decrease · 2d

SNDK's Revenue Growth of 82.76% and ROE of 42.33% demonstrate strong operational momentum, likely contributing to its initial selection by PQUS's AI ranking system for US large-cap companies. However, the company's PER of 66.77, despite a PBR of 0.75, indicates a valuation increasingly factoring in future growth expectations. Following a 1-year return of +3555.4% and a 90-day return of +171.8%, the AI’s subsequent consistent decrease in weight from 0.8400% on July 2nd, 2026, to 0.5800% by July 9th suggests a rebalancing against this amplified valuation. This measured adjustment aligns with PQUS’s mandate for US large-caps with measured turnover, potentially reflecting a strategy to maintain sector balance or adhere to concentration rules as SNDK's market capitalization expanded significantly, even while trading at 74% of its 52-week high.

weight 0.640% → 0.580% (-0.060 pp)·stock up 13.2% in the 30 days before

Jul 9·entry $1858.27·now $1390.95

-25.15%
since Jul 9

PQUS · Weight increase · 2d

stock up 1.7% in the 30 days before

Jul 2·entry $1745.00·now $1390.95Fresh

-20.29%
since Jul 2
AIVLnow 0.241% of fund7 signals

AIVL · Weight decrease · 3d

SNDK’s current price of $1354.82, while sitting 58% below its 52-week high, still reflects a 1-year return of +2896.1% and a 90-day return of +118.9% leading into a recent 30-day decline of -23.0%. AIVL’s AI, designed to select value names while avoiding value traps, evaluates companies based on fundamentals and valuation metrics like P/E and P/B ratios. Despite SNDK reporting a 42.33% ROE and 82.76% revenue growth, its PER of 44.52 suggests the market has factored in substantial future growth following its significant price run-up. The AI's model likely determined that this elevated valuation, even with a 0.75 PBR, no longer fit its criteria for genuine value after such a surge. This assessment led to the fund's consecutive weight decrease in SNDK, moving from 0.3422% on July 10 to 0.2410% by July 17.

weight 0.316% → 0.241% (-0.075 pp)·stock down 32.0% in the 30 days before

Jul 17·entry $1354.82·now $1390.95

+2.67%
since Jul 17

AIVL · Weight decrease · 2d

SNDK's P/E of 44.52 and P/B of 0.75, alongside 82.76% revenue growth and 42.33% ROE, present a mixed picture for AIVL's value-factor framework, which considers both fundamental strength and valuation metrics for its US value stock pool. While a low P/B and high ROE can indicate underlying value, the AI manager's specific role is discerning genuine value from potential value traps. The consecutive weight decrease in AIVL, from 0.2893% on July 15 to 0.2493% on July 16, aligns with SNDK trading at $1354.82, which is 58% of its 52-week high, and experiencing a 23.0% price decline over 30 days following an extensive 2896.1% return over one year. This timing suggests AIVL's AI, utilizing its comprehensive fundamental and valuation metrics, concluded the recent price depreciation after a significant surge indicated a potential value trap for this Information Technology holding rather than an enhanced buying opportunity.

weight 0.316% → 0.249% (-0.066 pp)·stock down 33.1% in the 30 days before

Jul 16·entry $1411.08·now $1390.95

-1.43%
since Jul 16

AIVL · Weight increase · 3d

SNDK currently trades at $1673.97, which is 72% of its 52-week high, following a 30-day return of -1.2% amidst a significant +3591.2% return over the past year. This recent price softening, after substantial gains, likely positioned the stock for re-evaluation by AIVL's AI, which identifies genuine value opportunities within its pre-filtered US value-factor universe. With a PBR of 0.75, alongside 82.76% revenue growth and 42.33% return on equity, the AI's algorithm likely signaled that the company’s underlying fundamentals were compelling despite its 61.06 PER. The consecutive increases in AIVL's weight from July 8th to July 10th, culminating at 0.3422%, suggest the AI detected an attractive entry point for this value stock.

weight 0.288% → 0.342% (+0.054 pp)·stock up 16.4% in the 30 days before

Jul 10·entry $1915.92·now $1390.95Fresh

-27.40%
since Jul 10

AIVL · Weight increase · 2d

SNDK's PBR of 0.75, coupled with its 42.33% return on equity and 82.76% revenue growth, places it within AIVL's pre-filtered US value-factor pool, allowing the fund's AI to potentially identify it as genuine value despite its 61.06 P/E ratio. This fund's AI, specifically designed to distinguish genuine value from value traps, began a consecutive weight increase in SNDK on July 7, growing from 0.2882% to 0.3329% by July 9, following a preceding period of significant reductions in late June and early July. This upward adjustment in allocation occurred while SNDK's price had seen a 238.9% increase over 90 days, now trading at 82% of its 52-week high, indicating the AI identified new value dynamics or a reassessment of its fundamental and valuation metrics within the fund's specific scoring system.

weight 0.288% → 0.333% (+0.045 pp)·stock up 13.2% in the 30 days before

Jul 9·entry $1858.27·now $1390.95Fresh

-25.15%
since Jul 9

AIVL · Weight decrease · 4d

AIVL's AI-driven approach, designed to discern genuine value within its US value-factor pool, initiated a swift reduction in its SNDK position. The fund's methodology, weighing fundamental and valuation metrics like P/E, likely re-evaluated SNDK after its share price saw a 1-year return of +3555.4%. Despite a low PBR of 0.75, SNDK's PER of 66.77, after such a substantial price surge, would strongly conflict with the core value tenets guiding the ~100-stock portfolio. Consequently, AIVL decreased its weight from 1.5465% to 0.2882% between July 1st and July 7th, signaling the AI's determination that the company no longer aligned with its 'value' criteria at these levels.

weight 1.717% → 0.288% (-1.429 pp)·stock down 8.1% in the 30 days before

Jul 7·entry $1617.70·now $1390.95

-14.02%
since Jul 7

AIVL · Weight decrease · 3d

stock down 4.8% in the 30 days before

Jul 6·entry $1744.43·now $1390.95

-20.26%
since Jul 6

AIVL · Weight decrease · 2d

stock up 1.7% in the 30 days before

Jul 2·entry $1745.00·now $1390.95

-20.29%
since Jul 2
AIEQnow 0.030% of fund2 signals

AIEQ · Weight decrease · 3d

stock up 1.7% in the 30 days before

Jul 3·entry $1744.43·now $1390.95

-20.26%
since Jul 3

AIEQ · Weight decrease · 2d

stock up 15.4% in the 30 days before

Jul 1·entry $2032.22·now $1390.95

-31.56%
since Jul 1

Sell signals show what the stock did after the AI exited. A negative number means the AI's exit was well-timed.

Buffett-style framework

Too hard to callas of Jul 12

Recent AI ETF activity for SNDK shows a high degree of churn, with both increases and decreases in weighting across multiple funds in rapid succession. This dynamic, trading-oriented approach, often characterized by frequent trend shifts and sudden large changes, contrasts sharply with the framework's conclusion that SNDK is 'Too Hard' to evaluate for long-term, predictable value investment. The AI's short-term focus on price movements appears to diverge from the long-term predictability required by a value-investing approach.

  • Circle of CompetenceThe volatile and rapidly evolving nature of the technology hardware and storage industry, particularly concerning memory products, makes reliable ten-year cash flow projections too difficult to ascertain.
  • Economic MoatEvaluation of an economic moat is not possible as the company falls outside the circle of competence.
  • ManagementManagement assessment is not conducted as the business's long-term predictability cannot be established.
  • Financial HealthFinancial health analysis cannot be completed due to the unpredictability of underlying unit economics.
  • Margin of SafetyA margin of safety cannot be determined without a reliable estimate of intrinsic value.

SanDisk's position within the rapidly evolving technology hardware and storage industry, characterized by volatile product cycles and pricing, places it outside the analytical circle of competence. The inability to reliably project long-term unit economics and cash flows renders the business unpredictable for a value-investing framework. Therefore, the company receives a 'Too Hard' verdict, signifying that it cannot be adequately evaluated using this approach regardless of its current financial metrics.

Educational interpretation generated by AI applying frameworks Warren Buffett documented in his shareholder letters and other public writings. Not a statement by Mr. Buffett or Berkshire Hathaway, and not investment advice.