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Company

SEI INVESTMENTS CO

SEIC · CIK 0000350894

SEC FORM 4
$246,672.00

SEI INVESTMENTS CO (SEIC)

Sale of 2,400 shares at $102.78 per share.

Reporting Person LANE MICHAEL · Officer Title Executive Vice President · Transaction Code S

Traded Sep 22, 2026 · Disclosed Sep 24, 2026

Source: SEC Form 4 · 0000929638-26-003634 · filed 2026-09-24 · View filing →

SEC FORM 4
$848,225.00

SEI INVESTMENTS CO (SEIC)

Acquisition (code M) of 17,500 shares at $48.47 per share.

Reporting Person Hicke Ryan · Officer Title Chief Executive Officer · Transaction Code M

Traded Sep 3, 2026 · Disclosed Sep 8, 2026

Source: SEC Form 4 · 0000929638-26-003474 · filed 2026-09-08 · View filing →

SEC FORM 4
$1,288,600.00

SEI INVESTMENTS CO (SEIC)

Acquisition (code M) of 20,000 shares at $64.43 per share.

Reporting Person Hicke Ryan · Officer Title Chief Executive Officer · Transaction Code M

Traded Sep 3, 2026 · Disclosed Sep 8, 2026

Source: SEC Form 4 · 0000929638-26-003474 · filed 2026-09-08 · View filing →

SEC FORM 4
$4,151,662.50

SEI INVESTMENTS CO (SEIC)

Sale of 37,500 shares at $110.711 per share.

Reporting Person Hicke Ryan · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 3, 2026 · Disclosed Sep 8, 2026

Source: SEC Form 4 · 0000929638-26-003474 · filed 2026-09-08 · View filing →

SEC FORM 4
$248,150.00

SEI INVESTMENTS CO (SEIC)

Acquisition (code M) of 5,000 shares at $49.63 per share.

Reporting Person ROMEO CARMEN · Transaction Code M

Traded Sep 1, 2026 · Disclosed Sep 3, 2026

Source: SEC Form 4 · 0000929638-26-003447 · filed 2026-09-03 · View filing →

SEC FORM 4
$548,500.00

SEI INVESTMENTS CO (SEIC)

Sale of 5,000 shares at $109.7 per share.

Reporting Person ROMEO CARMEN · Transaction Code S

Traded Sep 1, 2026 · Disclosed Sep 3, 2026

Source: SEC Form 4 · 0000929638-26-003447 · filed 2026-09-03 · View filing →

SEC FORM 4
$2,120,250.00

SEI INVESTMENTS CO (SEIC)

Acquisition (code M) of 37,500 shares at $56.54 per share.

Reporting Person Peterson Michael · Officer Title Executive Vice President · Transaction Code M

Traded Aug 28, 2026 · Disclosed Sep 1, 2026

Source: SEC Form 4 · 0000929638-26-003408 · filed 2026-09-01 · View filing →

SEC FORM 4
$4,181,625.00

SEI INVESTMENTS CO (SEIC)

Sale of 37,500 shares at $111.51 per share.

Reporting Person Peterson Michael · Officer Title Executive Vice President · Transaction Code S

Traded Aug 28, 2026 · Disclosed Sep 1, 2026

Source: SEC Form 4 · 0000929638-26-003408 · filed 2026-09-01 · View filing →