Form 4 for SEIC SEI INVESTMENTS CO
Accepted 2026-05-05 09:14:48 ET · period of report 2026-05-04 · accession 0001628280-26-030177 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-05-05 09:14 | 2026-05-04 | SEIC | MCCARTHY KATHRYN | Dir | M - OptEx | $49.63 | +10.0K | 87.9K | +13% | +$496.3K |
| D | 2026-05-05 09:14 | 2026-05-04 | SEIC | MCCARTHY KATHRYN | Dir | S - Sale+OE | $91.07 | -10.0K | 77.9K | -11% | -$910.7K |
| DM | 2026-05-05 09:14 | 2026-05-04 | SEIC | MCCARTHY KATHRYN | Dir | M - OptEx | — | -10.0K | 0 | -100% | — |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-04 | M | A | 5,000 | $49.63 | 82,883 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-04 | M | A | 5,000 | $49.63 | 87,883 | D | — | — | |
| 3 | Common | Common Stock | 2026-05-04 | S | D | 10,000 | $91.07 | 77,883 | D | — | — | (F1) Represents the weighted average of a range of sale prices from $91.00 to $91.23. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price. |
| 4 | Derivative | STOCK OPTION (RIGHT TO PURCHASE) | 2026-05-04 | M | D | 5,000 | — | 0 | D | $49.63 · 2017-12-31 to 2026-12-13 | 5,000 Common Stock | (F2) Received as compensation for service on the Company's Board of Directors. |
| 5 | Derivative | STOCK OPTION (RIGHT TO PURCHASE) | 2026-05-04 | M | D | 5,000 | — | 0 | D | $49.63 · 2019-12-31 to 2026-12-13 | 5,000 Common Stock | (F2) Received as compensation for service on the Company's Board of Directors. |