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NetApp (NTAP) is a Information Technology company and a constituent of the S&P 500 Equal Weight Index.
This guide covers NetApp's business model, financial metrics, competitive position, risk factors, and index membership as an educational business primer. It does not constitute personalized investment advice or a buy, sell, or price-target recommendation.
NetApp in the S&P 500 Equal Weight Index
NetApp (NTAP) is a current constituent company of the S&P 500 Equal Weight Index as of September 15, 2026 because it is part of the parent S&P 500 universe. At each scheduled quarterly equal-weight rebalance, NetApp receives the same target company allocation as the other constituent companies. With 500 companies, the nominal company target is about 0.20% at the reset. The live weight is not fixed at 0.20% between rebalances: it drifts as market prices change and can also be affected by corporate actions. This index-membership section is an overlay on Swoopr's canonical NetApp business dossier; it does not replace the company's fundamental research, financial-statement analysis, competitive assessment, risks, metrics, history or monitoring framework.
Index membership snapshot
| Security line | Share-class note | September 15, 2026 status | Equal Weight treatment |
|---|---|---|---|
| NTAP | Primary included security line | Current | Represents the issuer-level allocation |
Parent index: S&P 500 Equal Weight index: S&P 500 Equal Weight Index Company target formula: 1 / active constituent-company count Nominal target with 500 companies: approximately 0.20% at rebalance Last verified: September 15, 2026
How equal weighting applies to NetApp
NetApp has one security line in this snapshot (NTAP). At a quarterly Equal Weight rebalance, the company receives the same company-level target as every other constituent issuer. With 500 companies, the nominal target is approximately 0.20% at the rebalance. That is a target at the reset point, not a permanent live weight; NetApp's realized index weight can move above or below it as the share price changes between rebalances.
This is different from the capitalization-weighted S&P 500, where a company's index influence is primarily determined by its float-adjusted market capitalization. In the Equal Weight version, market capitalization does not determine the company target at the scheduled reset. The company begins from the common issuer target, then its weight is free to drift until the next rebalance.
What changes relative to the cap-weighted S&P 500
The S&P 500 and the S&P 500 Equal Weight Index hold the same constituent companies, so this weighting change does not alter what NetApp sells, how it earns revenue, its competitive position, or its financial risks. It changes only the company's relative influence inside the index. Whether NetApp is currently over- or underweighted relative to the cap-weighted S&P 500 depends on current market data, which this page does not track. The durable explanation is that the cap-weighted index scales influence with float-adjusted market capitalization, while the Equal Weight index periodically resets NetApp to the common company target.
What can change NetApp's Equal Weight role
NetApp's membership is downstream from the parent S&P 500. A parent-index deletion would also remove the company from the Equal Weight universe under the index relationship. A parent-index addition or re-entry would add it back under the applicable maintenance rules. Corporate events such as mergers, acquisitions, spinoffs, ticker changes, reorganizations, or changes to included share classes can alter how the security is represented even when the underlying business continues.
Quarterly rebalancing changes the target allocation, while ordinary market movement changes the realized allocation between rebalance dates. Membership status, the rebalance target weight and the current live weight are three different things and should not be confused with one another.
What to monitor for NetApp
For index-specific monitoring, watch S&P Dow Jones Indices constituent-change announcements, the March/June/September/December rebalance calendar, corporate actions affecting NTAP, and any share-class or ticker changes. If Swoopr later displays live weights, the value should come from a refreshable data source with an explicit as-of timestamp rather than being embedded permanently in this article.
For business monitoring, use the canonical NetApp investor guide for the company's revenue model, segments, economics, financial statements, company-specific metrics, competitors, growth drivers, risks, thesis breakers and monitoring checklist. Index weighting is not a substitute for company research.
Related Swoopr research
- S&P 500 Equal Weight Index guide
- S&P 500 guide
- NetApp investor guide
- Sector and industry hubs should be injected from the canonical company registry during implementation.
Sources for this membership module
- S&P Dow Jones Indices: S&P 500 Equal Weight Index
- S&P Dow Jones Indices: S&P U.S. Indices Methodology
- The current constituent snapshot is reconciled to S&P DJI notices.
Educational index information only. Index inclusion and weighting are not recommendations to buy or sell NetApp securities.