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Compare · NDAQ vs SEIC

NDAQ vs SEIC

Side-by-side comparison of Nasdaq Inc. (NDAQ) and SEI Investments Company (SEIC): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both NDAQ and SEIC operate in Investment Bankers/Brokers/Service (Finance), so they compete in similar markets.
  • NDAQ is the larger of the two at $54.23B, about 4.2x SEIC ($12.77B).
  • Over the past year, NDAQ is up 2.9% and SEIC is up 20.1% - SEIC leads by 17.2 points.
  • NDAQ has been more active in the news (17 items in the past 4 weeks vs 13 for SEIC).
  • NDAQ has more recent analyst coverage (25 ratings vs 13 for SEIC).
PerformanceNDAQ+2.86%SEIC+20.06%
2025-08-18+0.00%2026-08-14
MetricNDAQSEIC
Company
Nasdaq Inc.
SEI Investments Company
Price
$97.02-0.60%
$106.36-0.01%
Market cap
$54.23B
$12.77B
1M return
+2.94%
+6.13%
1Y return
+2.86%
+20.06%
Industry
Investment Bankers/Brokers/Service
Investment Bankers/Brokers/Service
Exchange
NASDAQ
NASDAQ
IPO
1981
News (4w)
17
13
Recent ratings
25
13
NDAQ

Nasdaq Inc.

Nasdaq, Inc. operates as a technology company that serves capital markets and other industries worldwide. It operates through four segments: Market Services, Corporate Platforms, Investment Intelligence, and Market Technology. The Market Services segment includes equity derivative trading and clearing, cash equity trading, fixed income and commodities trading and clearing, and trade management service businesses. This segment operates various exchanges and other marketplace facilities across various asset classes, which include derivatives, commodities, cash equity, debt, structured products, and exchange traded products; and provides broker, clearing, settlement, and central depository services. The Corporate Platforms segment includes listing; investor relation; and environmental, social, and governance services businesses that deliver critical capital market and governance solutions to public and private companies. As of December 31, 2020, it had 3,392 companies listed securities on The Nasdaq Stock Market, including 1,476 listings on The Nasdaq Global Select Market; 907 on The Nasdaq Global Market; and 1,009 on The Nasdaq Capital Market. The Investment Intelligence segment provides market data, index, and analytics to institutional and retail investors. The Market Technology segment offers technology solutions for trading, clearing, market surveillance, settlement, depository, and information dissemination to markets. It also provides Nasdaq Trade Surveillance solution, a managed service designed for brokers and other market participants; Nasdaq Risk, a suite of products that offer a real-time and multi-tiered risk solutions; Nasdaq Automated Investigator, an anti-money laundering tool; and anti-financial crime management solutions. The company was formerly known as The NASDAQ OMX Group, Inc. and changed its name to Nasdaq, Inc. in September 2015. Nasdaq, Inc. was founded in 1971 and is headquartered in New York, New York.

SEIC

SEI Investments Company

SEI Investments Company is a publicly owned asset management holding company. Through its subsidiaries, the firm provides wealth management, retirement and investment solutions, asset management, asset administration, investment processing outsourcing solutions, financial services, and investment advisory services to its clients. It provides its services to private banks, independent financial advisers, institutional investors, investment managers, investment advisors, wealth management organizations, corporations, retirement scheme sponsors, not-for-profit organizations, hedge fund managers, registered investment advisers, independent broker-dealers, financial planners, life insurance agents, defined-benefit schemes, defined-contribution schemes, endowments, foundations, and board-designated fund, through its subsidiaries. Through its subsidiaries, the firm manages separate client-focused portfolios. It also launches and manages equity, fixed income, and balanced mutual funds, through its subsidiaries. Through its subsidiaries, the firm invests in public equity and fixed income markets. It employs fundamental and quantitative analysis with a focus on top-down and bottom-up analysis to make its investments, through its subsidiaries. SEI Investments Company was founded in 1968 and is based in Oaks, Pennsylvania.

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