Company · CIK 0000350894 · SIC 6211 — Security Brokers, Dealers & Flotation Companies · Nasdaq
SEI INVESTMENTS CO · SEIC
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 22, 2026 SForm 4 → | Sep 24, 4:15 pm EDT | Michael LaneExecutive Vice President | 2,400 | $102.78 | $246,672 | 39,581 | −5.72% | |
| Sep 3, 2026 SForm 4 → | Sep 8, 4:05 pm EDT | Ryan HickeChief Executive Officer | 37,500 | $110.71 | $4,151,663 | 192,815 | −16.3% | |
| Sep 3, 2026 MForm 4 → | Sep 8, 4:05 pm EDT | Ryan HickeChief Executive Officer | 37,500 | $56.98 | $2,136,825 | 230,315 | — | |
| Sep 1, 2026 SForm 4 → | Sep 3, 4:09 pm EDT | Carmen RomeoDirector | 5,000 | $109.70 | $548,500 | 1,560,293 | −0.32% | |
| Sep 1, 2026 MForm 4 → | Sep 3, 4:09 pm EDT | Carmen RomeoDirector | 5,000 | $49.63 | $248,150 | 1,565,293 | — | |
| Aug 28, 2026 SForm 4 → | Sep 1, 4:05 pm EDT | Michael PetersonExecutive Vice President | 37,500 | $111.51 | $4,181,625 | 20,148 | −65.0% | |
| Aug 28, 2026 MForm 4 → | Sep 1, 4:05 pm EDT | Michael PetersonExecutive Vice President | 37,500 | $56.54 | $2,120,250 | 57,648 | — |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 MForm 4 → | Sep 8, 4:05 pm EDT | Ryan HickeChief Executive Officer | 37,500 | — | — | 0 | — | |
| Sep 1, 2026 MForm 4 → | Sep 3, 4:09 pm EDT | Carmen RomeoDirector | 5,000 | — | — | 0 | — | |
| Aug 28, 2026 MForm 4 → | Sep 1, 4:05 pm EDT | Michael PetersonExecutive Vice President | 37,500 | — | — | 0 | — |