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SanDisk (SNDK) Soars on S&P 100 Inclusion; Hedge Fund Ownership More-Than-Doubles

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Yahoo Finance

September 8, 2026
SanDisk (SNDK) Soars on S&P 100 Inclusion; Hedge Fund Ownership More-Than-Doubles

SanDisk Corporation is experiencing a significant market rally following its upcoming inclusion in the S&P 100 index. Financial experts highlight the importance of evaluating stock value based on earnings rather than absolute share price.

SanDisk's Strategic Ascent into the S&P 100

SanDisk Corporation (NASDAQ:SNDK) has recently captured significant investor attention, marked by a robust 11.9 percent rally that pushed its share price to $1,740. This momentum is largely attributed to the company's impending inclusion in the S&P 100 index, a move that signals a transformation in its market profile. As index funds and institutional portfolios prepare to rebalance their holdings to reflect the new constituents, the demand for SanDisk shares has surged, reflecting a broader confidence in the memory and storage sector.

The Mechanics of Index Rebalancing

The S&P Dow Jones Indices' decision to include SanDisk, alongside peers like Dell Technologies, Palo Alto Networks, and Arista Networks, represents a fundamental shift in the index's composition. By replacing legacy giants such as Honeywell Aerospace and Nike Inc., the S&P 100 is signaling a pivot toward modern hardware and enterprise infrastructure. For SanDisk, this transition is more than symbolic; it provides heightened visibility among global institutional investors who track these indices, potentially creating a self-reinforcing cycle of liquidity and demand.

Valuation Misconceptions in Tech

Beyond the technical index shift, the market has seen a lively debate regarding how investors perceive valuation. During a recent segment on Mad Money, Jim Cramer addressed the common investor error of conflating a high absolute share price—like SanDisk’s $1,740—with the company being "expensive." Cramer emphasized that investors must look past the ticker price and instead focus on earnings multiples and share counts. Comparing SanDisk to MongoDB, he illustrated that a lower-priced stock is not necessarily a better value, nor is a high-priced stock inherently overvalued.

The Impact of Institutional Ownership

The surge in SanDisk’s valuation is further bolstered by a notable increase in hedge fund ownership, which has more than doubled. This institutional interest suggests that professional investors are positioning themselves ahead of the index inclusion date of September 21. When large-scale capital moves into a stock, it often provides a floor for the price, as long-term holders and index-tracking funds begin to accumulate significant positions.

Future Trends and Market Sentiment

As SanDisk integrates into the S&P 100, the company faces the challenge of maintaining its growth trajectory under the scrutiny of a broader investor base. The shift in index composition reflects a market that is increasingly prioritizing enterprise-grade storage and memory capabilities. Investors should watch for how the company leverages this newfound institutional support to sustain its market position against competitors and whether the increased visibility translates into long-term fundamental growth rather than just short-term index-driven gains.

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