SEIC
SEI Investments Company$105.36-0.11 (-0.10%)Prev Close$105.51·MCap$12.83B·P/E17.98·Vol481.9K·Yield0.01%
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
33
$52.49M
◆
Net Activity
Net Seller
$52.49M
●
Active Insiders
11
last 12 mo
Over the past 12 months, insider activity at SEI Investments Company (SEIC) has been exclusively selling, with 0 insider purchases totaling $0.00 and 33 insider sales totaling $52.49M. The most recent insider transaction was by Hicke Ryan (officer: Chief Executive Officer), who sold $4.15M worth of shares on Sep 8, 2026. SEI Investments Company operates in the Financial Services sector, within the Asset Management industry, with a market cap of $12.83B.
SEIC Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | Hicke Ryan | officer: Chief Executive Officer | Sell | 37,500 | $110.71 | $4.15M | 192,815 |
| Sep 3, 2026 | ROMEO CARMEN | director | Sell | 5,000 | $109.70 | $548.5K | 1,560,293 |
| Sep 1, 2026 | Peterson Michael | officer: Executive Vice President | Sell | 37,500 | $111.51 | $4.18M | 20,148-65% |
| Aug 6, 2026 | McCabe Philip | officer: See Remarks | Sell | 30,000 | $105.12 | $3.15M | 54,884-35% |
| Aug 4, 2026 | MCCARTHY KATHRYN | director | Sell | 10,000 | $103.54 | $1.04M | 77,883 |
| Jul 30, 2026 | Warner Mark Andrew | officer: See Remarks* | Sell | 15,000 | $102.35 | $1.54M | 13,621-52% |
| Jul 30, 2026 | Peterson Michael | officer: Executive Vice President | Sell | 25,000 | $102.05 | $2.55M | 20,148-55% |
| Jul 30, 2026 | GUARINO CARL | director | Sell | 10,000 | $103.20 | $1.03M | 18,308-35% |
| Jul 28, 2026 | Sharma Sanjay | officer: See Remarks* | Sell | 20,000 | $99.33 | $1.99M | 39,829-33% |
| Jun 29, 2026 | WEST ALFRED P JR | other: Chairman Emeritus | Sell | 57,332 | $87.26 | $5.00M | 6,829,621 |
| Jun 11, 2026 | DORAN WILLIAM | director | Sell | 5,000 | $90.50 | $452.5K | 618,802 |
| May 5, 2026 | MCCARTHY KATHRYN | director | Sell | 10,000 | $91.07 | $910.7K | 77,883 |
| Apr 30, 2026 | Warner Mark Andrew | officer: In Remarks | Sell | 4,000 | $91.16 | $364.6K | 921-81% |
| Apr 24, 2026 | McCabe Philip | officer: See Remarks | Sell | 15,000 | $91.82 | $1.38M | 54,884 |
| Apr 23, 2026 | Sharma Sanjay | officer: See Remarks* | Sell | 25,000 | $90.12 | $2.25M | 41,388-38% |
| Apr 23, 2026 | Peterson Michael | officer: EXECUTIVE VICE PRESIDENT | Sell | 10,000 | $90.00 | $900.0K | 20,148-33% |
| Mar 12, 2026 | WEST ALFRED P JR | other: Chairman Emeritus | Sell | 62,447 | $80.12 | $5.00M | 6,938,052 |
| Feb 26, 2026 | Warner Mark Andrew | other: See Remarks | Sell | 4,000 | $81.74 | $327.0K | 921-81% |
| Jan 29, 2026 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 80,000 | $87.36 | $6.99M | 0 |
| Jan 1, 2026 | WEST ALFRED P JR | Insider | Sell | 3,482 | $82.02 | $285.6K | 0 |
| Dec 22, 2025 | DORAN WILLIAM | Director | Sell | 7,000 | $83.85 | $587.0K | 0 |
| Dec 5, 2025 | McCabe Philip | See Remarks | Sell | 1,094 | $81.25 | $88.9K | 0 |
| Dec 5, 2025 | MCCARTHY KATHRYN | Director | Sell | 24 | $81.25 | $1.9K | 0 |
| Dec 5, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 1,063 | $81.25 | $86.4K | 0 |
| Dec 5, 2025 | Warner Mark Andrew | Insider | Sell | 379 | $81.25 | $30.8K | 0 |
| Dec 5, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 1,100 | $81.25 | $89.4K | 0 |
| Dec 4, 2025 | McCabe Philip | See Remarks | Sell | 12,000 | $81.11 | $973.3K | 0 |
| Dec 3, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 24,770 | $80.87 | $2.00M | 0 |
| Nov 12, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 25,000 | $84.21 | $2.11M | 0 |
| Nov 11, 2025 | ROMEO CARMEN | Director | Sell | 5,000 | $84.01 | $420.1K | 0 |
| Sep 29, 2025 | MCCARTHY KATHRYN | Director | Sell | 10,000 | $85.66 | $856.6K | 0 |
| Sep 23, 2025 | GUARINO CARL | Director | Sell | 10,000 | $86.41 | $864.1K | 0 |
| Sep 16, 2025 | LANE MICHAEL | Executive Vice President | Sell | 3,935 | $86.60 | $340.8K | 0 |
| Aug 19, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 35,000 | $88.30 | $3.09M | 0 |
| Aug 7, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 7,089 | $88.55 | $627.7K | 0 |
| Aug 5, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 684 | $88.69 | $60.7K | 0 |
| Jul 31, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 4,727 | $88.51 | $418.4K | 0 |
| Jul 29, 2025 | Warner Mark Andrew | Insider | Sell | 5,000 | $88.75 | $443.8K | 0 |
| May 28, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 141,126 | $85.08 | $12.01M | 0 |
| May 15, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 50,000 | $84.27 | $4.21M | 0 |
| May 14, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 21,000 | $83.36 | $1.75M | 0 |
| May 14, 2025 | Sharma Sanjay | See Remarks* | Sell | 20,000 | $83.40 | $1.67M | 0 |
| Mar 31, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 4,349 | $77.11 | $335.4K | 0 |
| Mar 18, 2025 | Denham Sean | Executive Vice President, CFO | Sell | 7,823 | $74.96 | $586.4K | 0 |
| Mar 5, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 1,372 | $76.28 | $104.7K | 0 |
| Mar 3, 2025 | Warner Mark Andrew | Insider | Sell | 5,000 | $80.39 | $401.9K | 0 |
| Mar 3, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 152,842 | $77.88 | $11.90M | 0 |
| Dec 17, 2024 | WEST ALFRED P JR | Executive Chairman | Sell | 146,200 | $85.55 | $12.51M | 7,298,167 |
| Dec 6, 2024 | WEST ALFRED P JR | Executive Chairman | Sell | 24,994 | $82.91 | $2.07M | 7,377,506 |
| Nov 27, 2024 | DORAN WILLIAM | Director | Sell | 5,000 | $81.80 | $409.0K | 661,386 |
Showing 1–50 of 111
1 / 3
SEIC Insider Buying Activity
The following table shows recent insider purchases of SEI Investments Company (SEIC) stock reported via SEC Form 4 filings.
No insider buying activity found for SEIC in the last 12 months.
SEIC Insider Selling Activity
The following table shows recent insider sales of SEI Investments Company (SEIC) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | Hicke Ryan | officer: Chief Executive Officer | Sell | 37,500 | $110.71 | $4.15M | 192,815 |
| Sep 3, 2026 | ROMEO CARMEN | director | Sell | 5,000 | $109.70 | $548.5K | 1,560,293 |
| Sep 1, 2026 | Peterson Michael | officer: Executive Vice President | Sell | 37,500 | $111.51 | $4.18M | 20,148-65% |
| Aug 6, 2026 | McCabe Philip | officer: See Remarks | Sell | 30,000 | $105.12 | $3.15M | 54,884-35% |
| Aug 4, 2026 | MCCARTHY KATHRYN | director | Sell | 10,000 | $103.54 | $1.04M | 77,883 |
| Jul 30, 2026 | Warner Mark Andrew | officer: See Remarks* | Sell | 15,000 | $102.35 | $1.54M | 13,621-52% |
| Jul 30, 2026 | Peterson Michael | officer: Executive Vice President | Sell | 25,000 | $102.05 | $2.55M | 20,148-55% |
| Jul 30, 2026 | GUARINO CARL | director | Sell | 10,000 | $103.20 | $1.03M | 18,308-35% |
| Jul 28, 2026 | Sharma Sanjay | officer: See Remarks* | Sell | 20,000 | $99.33 | $1.99M | 39,829-33% |
| Jun 29, 2026 | WEST ALFRED P JR | other: Chairman Emeritus | Sell | 57,332 | $87.26 | $5.00M | 6,829,621 |
| Jun 11, 2026 | DORAN WILLIAM | director | Sell | 5,000 | $90.50 | $452.5K | 618,802 |
| May 5, 2026 | MCCARTHY KATHRYN | director | Sell | 10,000 | $91.07 | $910.7K | 77,883 |
| Apr 30, 2026 | Warner Mark Andrew | officer: In Remarks | Sell | 4,000 | $91.16 | $364.6K | 921-81% |
| Apr 24, 2026 | McCabe Philip | officer: See Remarks | Sell | 15,000 | $91.82 | $1.38M | 54,884 |
| Apr 23, 2026 | Sharma Sanjay | officer: See Remarks* | Sell | 25,000 | $90.12 | $2.25M | 41,388-38% |
| Apr 23, 2026 | Peterson Michael | officer: EXECUTIVE VICE PRESIDENT | Sell | 10,000 | $90.00 | $900.0K | 20,148-33% |
| Mar 12, 2026 | WEST ALFRED P JR | other: Chairman Emeritus | Sell | 62,447 | $80.12 | $5.00M | 6,938,052 |
| Feb 26, 2026 | Warner Mark Andrew | other: See Remarks | Sell | 4,000 | $81.74 | $327.0K | 921-81% |
| Jan 29, 2026 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 80,000 | $87.36 | $6.99M | 0 |
| Jan 1, 2026 | WEST ALFRED P JR | Insider | Sell | 3,482 | $82.02 | $285.6K | 0 |
| Dec 22, 2025 | DORAN WILLIAM | Director | Sell | 7,000 | $83.85 | $587.0K | 0 |
| Dec 5, 2025 | McCabe Philip | See Remarks | Sell | 1,094 | $81.25 | $88.9K | 0 |
| Dec 5, 2025 | MCCARTHY KATHRYN | Director | Sell | 24 | $81.25 | $1.9K | 0 |
| Dec 5, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 1,063 | $81.25 | $86.4K | 0 |
| Dec 5, 2025 | Warner Mark Andrew | Insider | Sell | 379 | $81.25 | $30.8K | 0 |
| Dec 5, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 1,100 | $81.25 | $89.4K | 0 |
| Dec 4, 2025 | McCabe Philip | See Remarks | Sell | 12,000 | $81.11 | $973.3K | 0 |
| Dec 3, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 24,770 | $80.87 | $2.00M | 0 |
| Nov 12, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 25,000 | $84.21 | $2.11M | 0 |
| Nov 11, 2025 | ROMEO CARMEN | Director | Sell | 5,000 | $84.01 | $420.1K | 0 |
| Sep 29, 2025 | MCCARTHY KATHRYN | Director | Sell | 10,000 | $85.66 | $856.6K | 0 |
| Sep 23, 2025 | GUARINO CARL | Director | Sell | 10,000 | $86.41 | $864.1K | 0 |
| Sep 16, 2025 | LANE MICHAEL | Executive Vice President | Sell | 3,935 | $86.60 | $340.8K | 0 |
| Aug 19, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 35,000 | $88.30 | $3.09M | 0 |
| Aug 7, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 7,089 | $88.55 | $627.7K | 0 |
| Aug 5, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 684 | $88.69 | $60.7K | 0 |
| Jul 31, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 4,727 | $88.51 | $418.4K | 0 |
| Jul 29, 2025 | Warner Mark Andrew | Insider | Sell | 5,000 | $88.75 | $443.8K | 0 |
| May 28, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 141,126 | $85.08 | $12.01M | 0 |
| May 15, 2025 | Peterson Michael | EXECUTIVE VICE PRESIDENT | Sell | 50,000 | $84.27 | $4.21M | 0 |
| May 14, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 21,000 | $83.36 | $1.75M | 0 |
| May 14, 2025 | Sharma Sanjay | See Remarks* | Sell | 20,000 | $83.40 | $1.67M | 0 |
| Mar 31, 2025 | Hicke Ryan | CHIEF EXECUTIVE OFFICER | Sell | 4,349 | $77.11 | $335.4K | 0 |
| Mar 18, 2025 | Denham Sean | Executive Vice President, CFO | Sell | 7,823 | $74.96 | $586.4K | 0 |
| Mar 5, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 1,372 | $76.28 | $104.7K | 0 |
| Mar 3, 2025 | Warner Mark Andrew | Insider | Sell | 5,000 | $80.39 | $401.9K | 0 |
| Mar 3, 2025 | WEST ALFRED P JR | Executive Chairman | Sell | 152,842 | $77.88 | $11.90M | 0 |
| Dec 17, 2024 | WEST ALFRED P JR | Executive Chairman | Sell | 146,200 | $85.55 | $12.51M | 7,298,167 |
| Dec 6, 2024 | WEST ALFRED P JR | Executive Chairman | Sell | 24,994 | $82.91 | $2.07M | 7,377,506 |
| Nov 27, 2024 | DORAN WILLIAM | Director | Sell | 5,000 | $81.80 | $409.0K | 661,386 |
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