Sei Investments (SEIC) Stock: Why It Rose
Updated Oct 20, 2026, 4:00 PM ET · closing price
- Latest session (Tue Oct 20): $107.15, +$2.36 (+2.25%), volume 1.2x its 50-day average.
- Earnings: latest quarter in SEC XBRL filings (ended Jun 30, 2026): diluted EPS $1.59; revenue $443.7M, +4.8% year over year; next earnings Wed Oct 21 (after close). Sources: SEC EDGAR XBRL, Nasdaq earnings calendar.
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- Closed at $107.15, +2.25% vs the prior close of $104.79.
- Volume 904.00K shares, 1.2x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
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SEIC rises 2.3% to $107.15, a 1-month high. Closed at $107.15, +2.25% vs the prior close of $104.79. Day range $104.78–$107.22, opened at $104.79.
Why Did SEIC Stock Move Today?
A plain-English, data-only note for every US trading day (today's note updates every 2 hours while the market is open). Newest first; older days stay archived below.
Oct 20, 2026 — SEIC rises 2.3% to $107.15, a 1-month high
- Closed at $107.15, +2.25% vs the prior close of $104.79. Day range $104.78–$107.22, opened at $104.79.
- Volume was 904.00K shares, 1.2x its 50-day average of 753.12K.
- Price is +0.8% vs its 50-day average ($106.34) and +16.2% vs its 200-day average ($92.22).
- 52-week range $75.08–$112.15; today's close sits at 87% of that range, 4.5% below the 52-week high.
Oct 19, 2026 — SEIC rises 0.4% to $104.79
- Closed at $104.79, +0.37% vs the prior close of $104.40. Day range $104.39–$105.43, opened at $105.20.
- Volume was 643.35K shares, 0.9x its 50-day average of 749.70K.
- Price is -1.4% vs its 50-day average ($106.30) and +13.8% vs its 200-day average ($92.10).
- 52-week range $75.08–$112.15; today's close sits at 80% of that range, 6.6% below the 52-week high.
Oct 16, 2026 — SEIC dips 0.8% to $104.40, 3 down days in a row
- Closed at $104.40, -0.83% vs the prior close of $105.27. Day range $104.02–$106.81, opened at $106.00.
- Volume was 671.88K shares, 0.9x its 50-day average of 747.94K.
- Price is -1.8% vs its 50-day average ($106.29) and +13.5% vs its 200-day average ($91.99).
- 52-week range $75.08–$112.15; today's close sits at 79% of that range, 6.9% below the 52-week high.
- That makes 3 straight losses.
Oct 15, 2026 — SEIC ends flat (+0.0%) to $105.27
- Closed at $105.27, +0.00% vs the prior close of $105.27. Day range $102.90–$105.72, opened at $105.69.
- Volume was 1.03M shares, 1.4x its 50-day average of 739.24K.
- Price is -1.0% vs its 50-day average ($106.30) and +14.6% vs its 200-day average ($91.88).
- 52-week range $75.08–$112.15; today's close sits at 81% of that range, 6.1% below the 52-week high.
Oct 14, 2026 — SEIC ends flat (-0.2%) to $105.27
- Closed at $105.27, -0.23% vs the prior close of $105.51. Day range $104.47–$105.95, opened at $105.31.
- Volume was 892.80K shares, 1.2x its 50-day average of 735.90K.
- Price is -1.0% vs its 50-day average ($106.29) and +14.7% vs its 200-day average ($91.78).
- 52-week range $75.08–$112.15; today's close sits at 81% of that range, 6.1% below the 52-week high.
Oct 13, 2026 — SEIC rises 0.5% to $105.51, 4 up days in a row
- Closed at $105.51, +0.49% vs the prior close of $105.00. Day range $104.00–$105.90, opened at $105.90.
- Volume was 925.60K shares, 1.3x its 50-day average of 729.45K.
- Price is -0.7% vs its 50-day average ($106.28) and +15.1% vs its 200-day average ($91.67).
- 52-week range $75.08–$112.15; today's close sits at 82% of that range, 5.9% below the 52-week high.
- That makes 4 straight gains.
Oct 12, 2026 — SEIC ends flat (+0.3%) to $105.00, 3 up days in a row
- Closed at $105.00, +0.29% vs the prior close of $104.70. Day range $104.50–$105.51, opened at $104.70.
- Volume was 634.00K shares, 0.9x its 50-day average of 733.25K.
- Price is -1.2% vs its 50-day average ($106.25) and +14.7% vs its 200-day average ($91.57).
- 52-week range $75.08–$112.15; today's close sits at 81% of that range, 6.4% below the 52-week high.
- That makes 3 straight gains.
Oct 9, 2026 — SEIC rises 1.4% to $104.70
- Closed at $104.70, +1.40% vs the prior close of $103.25. Day range $102.62–$105.03, opened at $103.60.
- Volume was 961.70K shares, 1.3x its 50-day average of 724.23K.
- Price is -1.4% vs its 50-day average ($106.21) and +14.5% vs its 200-day average ($91.48).
- 52-week range $75.08–$112.15; today's close sits at 80% of that range, 6.6% below the 52-week high.
Oct 8, 2026 — SEIC rises 1.2% to $103.25
- Closed at $103.25, +1.16% vs the prior close of $102.07. Day range $101.40–$103.79, opened at $102.07.
- Volume was 440.90K shares, 0.6x its 50-day average of 728.41K.
- Price is -2.8% vs its 50-day average ($106.18) and +13.0% vs its 200-day average ($91.38).
- 52-week range $75.08–$112.15; today's close sits at 76% of that range, 7.9% below the 52-week high.
Oct 7, 2026 — SEIC dips 0.8% to $102.07, a 1-month low
- Closed at $102.07, -0.77% vs the prior close of $102.86. Day range $100.87–$102.84, opened at $102.84.
- Volume was 546.50K shares, 0.7x its 50-day average of 734.90K.
- Price is -3.9% vs its 50-day average ($106.17) and +11.8% vs its 200-day average ($91.28).
- 52-week range $75.08–$112.15; today's close sits at 73% of that range, 9.0% below the 52-week high.
Oct 6, 2026 — SEIC dips 0.4% to $102.86
- Closed at $102.86, -0.39% vs the prior close of $103.26. Day range $102.54–$103.94, opened at $103.08.
- Volume was 748.50K shares, 1.0x its 50-day average of 735.84K.
- Price is -3.1% vs its 50-day average ($106.19) and +12.8% vs its 200-day average ($91.19).
- 52-week range $75.08–$112.15; today's close sits at 75% of that range, 8.3% below the 52-week high.
Oct 5, 2026 — SEIC rises 0.8% to $103.26
- Closed at $103.26, +0.81% vs the prior close of $102.43. Day range $101.24–$104.04, opened at $102.16.
- Volume was 834.60K shares, 1.1x its 50-day average of 738.52K.
- Price is -2.7% vs its 50-day average ($106.17) and +13.4% vs its 200-day average ($91.09).
- 52-week range $75.08–$112.15; today's close sits at 76% of that range, 7.9% below the 52-week high.
Oct 2, 2026 — SEIC dips 1.4% to $102.43, a 1-month low
- Closed at $102.43, -1.39% vs the prior close of $103.87. Day range $102.40–$105.07, opened at $104.57.
- Volume was 619.10K shares, 0.8x its 50-day average of 753.49K.
- Price is -3.4% vs its 50-day average ($106.09) and +12.6% vs its 200-day average ($90.99).
- 52-week range $75.08–$112.15; today's close sits at 74% of that range, 8.7% below the 52-week high.
SEIC bull case vs bear case (from the data)
- Price is +0.8% vs its 50-day average — short-term trend is up.
- Price is +16.2% vs its 200-day average — above the long-term trend line.
- Annual revenue grew 2.1% in the latest fiscal year (SEC XBRL).
- Latest fiscal-year net income: profit of $715.30M.
- Share count down 2.9% in a year (buybacks).
- Insider selling outweighs buying: 25 sales vs 0 open-market buys among the 25 most recent reported insider trades (Form 4, last 12 months).
Latest SEIC SEC 8-K & 10-Q Filings
Every SEC filing by or about SEIC in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 1, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- West Alfred P Jr sold 28,394 shares at $103.40 (≈$2.94M) on Sep 29, 2026; now holds 6,790,057
- West Alfred P Jr sold 5,483 shares at $103.16 (≈$565.64K) on Sep 30, 2026; now holds 6,784,574
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 29, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 24, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Lane Michael sold 2,400 shares at $102.78 (≈$246.67K) on Sep 22, 2026; now holds 39,581
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 22, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 8, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Hicke Ryan sold 37,500 shares at $110.71 (≈$4.15M) on Sep 3, 2026
- Hicke Ryan sold 37,500 shares at $110.71 (≈$4.15M) on Sep 3, 2026
- Hicke Ryan sold 37,500 shares at $110.71 (≈$4.15M) on Sep 3, 2026
- Hicke Ryan sold 37,500 shares at $110.71 (≈$4.15M) on Sep 3, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 3, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Romeo Carmen sold 5,000 shares at $109.70 (≈$548.50K) on Sep 1, 2026
- Romeo Carmen sold 5,000 shares at $109.70 (≈$548.50K) on Sep 1, 2026
- Romeo Carmen sold 5,000 shares at $109.70 (≈$548.50K) on Sep 1, 2026
- Romeo Carmen sold 5,000 shares at $109.70 (≈$548.50K) on Sep 1, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 27, 2026 · Form N-PX — Annual proxy voting record
Annual proxy voting record
Aug 14, 2026 · Form 13F-HR — Quarterly holdings report filed by an institutional investment manager
Quarterly holdings report filed by an institutional investment manager
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 7, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 27, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $641.62M (prior year $559.60M) (+14.7% vs Jun 30, 2025)
- Net income: $195.66M (prior year $227.08M) (-13.8% vs Jun 30, 2025)
- Diluted EPS: $1.59 (prior year $1.78) (-10.7% vs Jun 30, 2025)
Jul 22, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Jun 23, 2026 · Form 11-K — Annual report for an employee stock plan
Annual report for an employee stock plan
Things to know before you trade SEIC
- Last results release: Jul 22, 2026 (8-K Item 2.02). Previous ones: Apr 22, 2026, Jan 28, 2026, Oct 22, 2025. Based on that rhythm, the next report is likely around Oct 21, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 0.82% (largest 2.3%). That is a relatively calm stock.
- Liquidity: about 731.40K shares (≈$78.37M) trade per day on average.
- 52-week position: $107.15 vs a range of $75.08–$112.15 (87% of the range).
- Dividends: last ex-dividend date Jun 8, 2026 ($0.52/share); 2 payments in the past 12 months.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: Michael Lane sold 2,400 shares on Sep 22, 2026.
- Latest filings: 10-Q Jul 27, 2026; 8-K Jul 22, 2026; 8-K May 28, 2026.
- Share count: 120.02M shares outstanding (Jul 10, 2026), -2.9% vs a year earlier — the company has been reducing its share count.
- Listing: Nasdaq · industry: Security Brokers, Dealers & Flotation Companies.
SEIC market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 20, 2026 | 104.79 | 107.22 | 104.78 | 107.15 | 904.00K |
| Oct 19, 2026 | 104.42 | 105.44 | 104.39 | 104.79 | 643.40K |
| Oct 16, 2026 | 106.00 | 106.81 | 103.96 | 104.40 | 671.90K |
| Oct 15, 2026 | 105.69 | 105.72 | 102.90 | 105.27 | 1.03M |
| Oct 14, 2026 | 105.31 | 105.95 | 104.47 | 105.27 | 892.80K |
| Oct 13, 2026 | 105.90 | 105.90 | 104.00 | 105.51 | 925.60K |
| Oct 12, 2026 | 104.70 | 105.51 | 104.50 | 105.00 | 634.00K |
| Oct 9, 2026 | 103.60 | 105.03 | 102.62 | 104.70 | 961.70K |
| Oct 8, 2026 | 102.07 | 103.79 | 101.40 | 103.25 | 440.90K |
| Oct 7, 2026 | 102.84 | 102.84 | 100.87 | 102.07 | 546.50K |
| Oct 6, 2026 | 103.08 | 103.94 | 102.54 | 102.86 | 748.50K |
| Oct 5, 2026 | 102.16 | 104.04 | 101.24 | 103.26 | 834.60K |
| Oct 2, 2026 | 104.57 | 105.07 | 102.40 | 102.43 | 619.10K |
| Oct 1, 2026 | 102.37 | 103.96 | 98.45 | 103.87 | 661.20K |
| Sep 30, 2026 | 103.51 | 104.38 | 102.65 | 102.66 | 599.00K |
| Sep 29, 2026 | 104.48 | 105.35 | 103.17 | 103.35 | 552.50K |
| Sep 28, 2026 | 105.75 | 105.75 | 104.09 | 104.82 | 681.70K |
| Sep 25, 2026 | 105.00 | 106.12 | 105.00 | 105.65 | 666.40K |
| Sep 24, 2026 | 104.99 | 105.50 | 103.54 | 104.78 | 923.50K |
| Sep 23, 2026 | 103.26 | 105.27 | 103.26 | 104.83 | 694.10K |
About Sei Investments
Sei Investments (SEIC) is listed on the Nasdaq and classified by the SEC under “Security Brokers, Dealers & Flotation Companies”. Its business address is in OAKS, PA. State of incorporation: PA. Fiscal year ends December 31. SEC CIK 350894.
SEIC board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Jonathan Brassington | Director | Dec 16, 2025 |
| William Doran | Director | Jun 11, 2026 |
| Carl Guarino | Director | Jul 30, 2026 |
| Kathryn Mccarthy | Director | Aug 4, 2026 |
| Thomas C. Naratil | Director | Dec 16, 2025 |
| Carmen Romeo | Director | Sep 3, 2026 |
| Karin A. Risi | Director | Dec 16, 2025 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Sean Denham | Executive VP, CFO, COO | Mar 19, 2026 |
| Ryan Hicke | Chief Executive Officer | Sep 8, 2026 |
| Michael Lane | Executive Vice President | Sep 24, 2026 |
| Philip Mccabe | See Remarks | Aug 6, 2026 |
| Michael Peterson | Executive Vice President | Sep 1, 2026 |
| Sneha S. Shah | See Remarks* | Jul 28, 2026 |
| Sanjay Sharma | See Remarks* | Jul 28, 2026 |
| Mark Andrew Warner | See Remarks* | Jul 30, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 22, 2026 | Michael Lane | Sale | 2,400 | $102.78 |
| Sep 22, 2026 | Michael Lane | Sale | 2,400 | $102.78 |
| Sep 22, 2026 | Michael Lane | Sale | 2,400 | $102.78 |
| Sep 22, 2026 | Michael Lane | Sale | 2,400 | $102.78 |
| Sep 3, 2026 | Ryan Hicke | Sale | 37,500 | $110.71 |
| Sep 3, 2026 | Ryan Hicke | Sale | 37,500 | $110.71 |
| Sep 3, 2026 | Ryan Hicke | Sale | 37,500 | $110.71 |
| Sep 3, 2026 | Ryan Hicke | Sale | 37,500 | $110.71 |
| Sep 1, 2026 | Carmen Romeo | Sale | 5,000 | $109.70 |
| Sep 1, 2026 | Carmen Romeo | Sale | 5,000 | $109.70 |
| Sep 1, 2026 | Carmen Romeo | Sale | 5,000 | $109.70 |
| Sep 1, 2026 | Carmen Romeo | Sale | 5,000 | $109.70 |
| Aug 28, 2026 | Michael Peterson | Sale | 37,500 | $111.51 |
| Aug 28, 2026 | Michael Peterson | Sale | 37,500 | $111.51 |
| Aug 28, 2026 | Michael Peterson | Sale | 37,500 | $111.51 |
SEIC financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | — | $715.30M | 5.63 | $607.66M |
| Dec 31, 2024 | — | $581.19M | 4.41 | $622.34M |
| Dec 31, 2023 | — | $462.26M | 3.46 | $447.03M |
| Dec 31, 2022 | — | $475.47M | 3.46 | $566.12M |
| Dec 31, 2021 | — | $546.59M | 3.81 | $633.10M |
Latest balance sheet: total assets $2.63B, total liabilities $287.83M, cash $399.80M (as of Jun 30, 2025).
When Is SEIC's Next Earnings Date?
Sei Investments (SEIC) is scheduled to report results on Wednesday, Oct 21, 2026 (after the market closes), according to the Nasdaq earnings calendar. Timing can change; the company's own release on SEC EDGAR is final.
SEIC earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Jul 22, 2026 | 8-K Item 2.02 (results) | $98.75 |
| Apr 22, 2026 | 8-K Item 2.02 (results) | $84.79 |
| Jan 28, 2026 | 8-K Item 2.02 (results) | $86.10 |
| Oct 22, 2025 | 8-K Item 2.02 (results) | $81.41 |
| Jul 23, 2025 | 8-K Item 2.02 (results) | $89.98 |
| Apr 23, 2025 | 8-K Item 2.02 (results) | $73.00 |
| Jan 29, 2025 | 8-K Item 2.02 (results) | $82.96 |
| Oct 23, 2024 | 8-K Item 2.02 (results) | $70.70 |
| Jul 24, 2024 | 8-K Item 2.02 (results) | — |
| Apr 24, 2024 | 8-K Item 2.02 (results) | — |
| Apr 23, 2024 | 8-K Item 2.02 (results) | — |
| Jan 31, 2024 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 20, 2026, 4:00 PM ET. Filings: SEC EDGAR. Refreshed every 2 hours during US market hours.