Mark Andrew Warner

CIK 1972425 · View on SEC EDGAR ↗

Insider

First SEC filing: April 6, 2023 · Latest: March 5, 2025

On this page

Insider at

Insider transactions

0 buys (P) 3 sells (S) Net: $-1,535,161 + 14 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

14 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 28, 2026 SEIC S 7,400 $102.97 $761,978 921 Direct -88.93% Disposed 3.1% (price as of 2026-08-18)
July 28, 2026 SEIC S 5,300 $102.01 $540,653 8,321 Direct -38.91% Disposed 4.1% (price as of 2026-08-18)
July 28, 2026 SEIC S 2,300 $101.10 $232,530 13,621 Direct -14.45% Disposed 5.1% (price as of 2026-08-18)
March 3, 2025 SEIC S 5,000 $80.39 $401,950 1,300 Direct -79.37% Disposed 32.1% (price as of 2026-08-18)
Feb. 23, 2024 SEIC S 3,000 $67.31 $201,930 1,300 Direct -69.77% Disposed 57.8% (price as of 2026-08-18)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
July 28, 2026 SEIC Option to Purchase Common Stock Common Stock (5,000) $56.54 Dec. 8, 2030 5,000 Disposed
July 28, 2026 SEIC Option to Purchase Common Stock Common Stock (5,000) $56.54 Dec. 8, 2030 5,000 Disposed
July 28, 2026 SEIC Option to Purchase Common Stock Common Stock (2,500) $64.43 Dec. 9, 2029 2,500 Disposed
July 28, 2026 SEIC Option to Purchase Common Stock Common Stock (2,500) $64.43 Dec. 9, 2029 2,500 Disposed
March 3, 2025 SEIC STOCK OPTION RIGHT TO PURCHASE Common Stock (2,500) $53.34 Dec. 8, 2025 2,500 Disposed
March 3, 2025 SEIC STOCK OPTION RIGHT TO PURCHASE Common Stock (2,500) $53.34 Dec. 8, 2025 2,500 Disposed
Feb. 23, 2024 SEIC STOCK OPTION RIGHT TO PURCHASE Common Stock (3,000) $40.64 Dec. 9, 2024 3,000 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 16 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
April 6, 2023 SEIC Common Stock 1,300 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (3,000) 3,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,000) 2,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,000) 2,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,000) 2,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,000) 2,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (2,500) 2,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (5,000) 5,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (5,000) 5,000 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (9,500) 9,500 Direct
April 6, 2023 SEIC STOCK OPTION RIGHT TO PURCHASE→ Common Stock (13,500) 13,500 Direct