Sei Investments Co.
- SEIC · Nasdaq
- Security Brokers, Dealers & Flotation Companies
- Oaks, PA
- 5,029 employees
- CIK 0000350894
Updated from SEC filings through
Top things to know
Executives
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Ryan Hicke CEO 8-K, 2026-10-21
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Sean Denham Executive Vice President, CFO 4, 2026-03-19
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Michael Lane Executive Vice President 4, 2026-09-24
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Michael Peterson Executive Vice President 4, 2026-09-01
- MARK A. WARNER Chief Accounting Officer 10-K, 2026-02-23
What leadership is saying
“SEI’s third-quarter results reinforce our confidence in the strategy and operating model we have put in place. Our growth is broad-based, our client relationships are becoming deeper and more strategic, and our year-to-date sales results have already surpassed the highest full-year total in SEI’s history”
Earnings press release (8-K Ex. 99.1), filed October 21, 2026
Sei Investments Co is a U.S. public company in security brokers, dealers & flotation companies (SIC 6211), headquartered in Oaks, PA. It trades as SEIC on Nasdaq. Revenue was $2.3B in the fiscal year ending December 31, 2025, +8.1% from the year before. It reported about 5,029 employees. Ryan Hicke is CEO.
Five-year financials
| Metric | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|---|
| Revenue | $2.3B 10-K, 2026-02-23 | $2.1B 10-K, 2026-02-23 | $1.9B 10-K, 2026-02-23 | $2.0B 10-K, 2025-02-20 | $1.9B 10-K, 2024-02-20 |
| Operating income | $627M 10-K, 2026-02-23 | $552M 10-K, 2026-02-23 | $425M 10-K, 2026-02-23 | $476M 10-K, 2025-02-20 | $553M 10-K, 2024-02-20 |
| SG&A | $355M 10-K, 2026-02-23 | $322M 10-K, 2026-02-23 | $303M 10-K, 2026-02-23 | $356M 10-K, 2025-02-20 | $91.9M 10-K, 2024-02-20 |
| Net income | $715M 10-K, 2026-02-23 | $581M 10-K, 2026-02-23 | $462M 10-K, 2026-02-23 | $475M 10-K, 2025-02-20 | $547M 10-K, 2024-02-20 |
Annual figures from XBRL in each company's own filings. Click a figure to open the filing. SG&A marked derived is general and administrative plus selling and marketing.
Leadership and board
| Name | Title | Source |
|---|---|---|
| Ryan Hicke | CEO | 8-K, 2026-10-21 |
| Sean Denham | Executive Vice President, CFO | 4, 2026-03-19 |
| SEAN J. DENHAM | Chief Financial Officer | 10-K, 2026-02-23 |
| Michael Lane | Executive Vice President | 4, 2026-09-24 |
| Michael Peterson | Executive Vice President | 4, 2026-09-01 |
| Michael F. Lane | Named in proxy bio: Executive Vice President, Head of Global Asset Management | DEF 14A, 2026-04-15 |
| Philip N. McCabe | Named in proxy bio: Executive Vice President, Head of Investment Managers | DEF 14A, 2026-04-15 |
| MARK A. WARNER | Chief Accounting Officer | 10-K, 2026-02-23 |
| Mark Andrew Warner | See Remarks* | 4, 2026-07-30 |
 Sanjay Sharma ceo at sei | See Remarks* | 4, 2026-07-28 |
| Sneha S. Shah | See Remarks* | 4, 2026-07-28 |
| MICHAEL N. PETERSON | General Counsel | 10-K, 2026-02-23 |
| Carmen V. Romeo | Board member (per proxy) bio: Director | DEF 14A, 2026-04-15 |
| Jonathan A. Brassington | Board member (per proxy) bio: Director | DEF 14A, 2026-04-15 |
| Kathryn M. McCarthy | Board member (per proxy) bio: Director | DEF 14A, 2026-04-15 |
| Thomas C. Naratil | Board member (per proxy) bio: Director | DEF 14A, 2026-04-15 |
What Sei Investments Co does
SEI Investments Company (together, with its subsidiaries unless otherwise noted, “SEI” or the “Company”) is a leading global provider of financial technology, operations, and asset management solutions that connect the financial services ecosystem across advice, asset management, and administration. Our enterprise operating model unifies technology, trust‑based custody, and investment management to help clients more effectively deploy their capital, whether that’s money, time, or talent, so they can better serve their clients and achieve their growth objectives.
Item 1. Business, 10-K for the year ending December 31, 2025
Shares and governance
| Shares outstanding | 118.6 million (as of October 20, 2026) | 10-Q, October 26, 2026 |
|---|---|---|
| Public float | $9.5B (as of June 30, 2025) | 10-K, February 23, 2026 |
| Latest proxy statement | Meeting May 27, 2026 (filed April 15, 2026) | DEF 14A, April 15, 2026 |
| Auditor | Kpmg LLP (Philadelphia, PA) | Latest 10-K |
Insider trades
Open-market buys and sales by officers and directors, from Forms 4 and 5. One row per filing.
| Date | Insider | Trade | Shares | Value | Source |
|---|---|---|---|---|---|
| September 22, 2026 | Michael Lane Executive Vice President | Sale | 2,400 | $247K | Form 4, September 24, 2026 |
| September 3, 2026 | Ryan Hicke Chief Executive Officer | Sale | 37,500 | $4.2M | Form 4, September 8, 2026 |
| September 1, 2026 | Carmen Romeo Director | Sale | 5,000 | $549K | Form 4, September 3, 2026 |
| August 28, 2026 | Michael Peterson Executive Vice President | Sale | 37,500 | $4.2M | Form 4, September 1, 2026 |
| August 5, 2026 | Philip McCabe See Remarks | Sale | 30,000 | $3.2M | Form 4, August 6, 2026 |
| August 3, 2026 | Kathryn Mccarthy Director | Sale | 10,000 | $1.0M | Form 4, August 4, 2026 |
| July 28, 2026 | Mark Andrew Warner See Remarks* | Sale | 15,000 | $1.5M | Form 4, July 30, 2026 |
| July 28, 2026 | Michael Peterson Executive Vice President | Sale | 25,000 | $2.6M | Form 4, July 30, 2026 |
Recent 8-K events
- 8-K filed 2026-10-21
- Item 2.02 Results of operations and financial condition (earnings release)
- Item 7.01 Regulation FD disclosure
- Item 8.01 Other events
- 8-K filed 2026-07-22
- Item 2.02 Results of operations and financial condition (earnings release)
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-05-28
- Item 5.07 Submission of matters to a vote of security holders
- Item 8.01 Other events
- 8-K filed 2026-04-22
- Item 2.02 Results of operations and financial condition (earnings release)
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-03-02
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-01-28
- Item 2.02 Results of operations and financial condition (earnings release)
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-01-15
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2025-12-17
- Item 5.02 Departure or appointment of directors or officers; compensation
- Item 8.01 Other events
- 8-K filed 2025-12-03
- Item 7.01 Regulation FD disclosure
- 8-K filed 2025-10-24
- Item 8.01 Other events
Frequently asked questions about Sei Investments Co
- What does Sei Investments Co do?
- In its own words, from Item 1 of its 10-K: "SEI Investments Company (together, with its subsidiaries unless otherwise noted, “SEI” or the “Company”) is a leading global provider of financial technology, operations, and asset management solutions that connect the financial services ecosystem across advice, asset management, and administration. Our enterprise operating model unifies technology, trust‑based custody, and investment management to help clients more effectively deploy their capital, whether that’s money, time, or talent, so they can better serve their clients and achieve their growth objectives."
- What is Sei Investments Co's revenue?
- $2.3B for the fiscal year ending December 31, 2025, from its 10-K filed February 23, 2026.
- Is Sei Investments Co profitable?
- Sei Investments Co reported net income of $715M for the fiscal year ending December 31, 2025.
- How many employees does Sei Investments Co have?
- About 5,029, as stated in its annual report.
- Who is the CEO of Sei Investments Co?
- Ryan Hicke, CEO, as named in a 8-K filed October 21, 2026.
- Who is the CFO of Sei Investments Co?
- Sean Denham, Executive Vice President, CFO, as named in a 4 filed March 19, 2026.
- Where is Sei Investments Co headquartered?
- Oaks, PA.
- What is Sei Investments Co's stock ticker?
- SEIC on Nasdaq.
- What industry is Sei Investments Co in?
- Security Brokers, Dealers & Flotation Companies, SIC code 6211.
- What is Sei Investments Co's website?
- seic.com.
- When does Sei Investments Co report earnings next?
- January 20, 2027. Source: estimate_8k_pattern.
- Is Sei Investments Co a public company?
- Yes. Sei Investments Co files with the SEC under CIK 0000350894 and trades as SEIC.
- Who audits Sei Investments Co?
- Kpmg LLP, Philadelphia, PA, as named in its latest annual report (10-K).
- How many shares of Sei Investments Co are outstanding?
- 118.6 million shares as of October 20, 2026, from its 10-Q filed October 26, 2026.
- What is Sei Investments Co's public float?
- $9.5B as of June 30, 2025, as reported on the cover of its 10-K filed February 23, 2026.
- When is Sei Investments Co's annual shareholder meeting?
- May 27, 2026, per its proxy statement (DEF 14A) filed April 15, 2026.
- Have Sei Investments Co insiders traded stock recently?
- Since July 31, 2025, officers and directors reported 28 open-market sales worth about $45.7M and 0 purchases on Forms 4 and 5. The most recent: Michael Lane (Executive Vice President) sold 2,400 shares on September 22, 2026.