WARNER MARK ANDREW

PrivateCIK: 1972425
Location

OAKS, PA

WARNER MARK ANDREW sold 94.2% of their position (15K shares) of SEI INVESTMENTS CO on the open market

Open‑market sale worth $1.54M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderWARNER MARK ANDREWCIK 1972425
IssuerSEI INVESTMENTS COCIK 350894
Other
Since Feb 2026
-15K
Net shares
Net seller
$1.54M
Total sold
3
Open market trades
0B · 3S
11
Total transactions
15K acquired · 30K disposed
Non-Derivative Transactions7

Common Stock

Direct
M · Option Exercise

Shares

+2.50K

Price / share

$64.43

Trade value

$161.08K

% of position

271.4%
7/28/2026
921.003.42K

Common Stock

Direct
M · Option Exercise

Shares

+2.50K

Price / share

$64.43

Trade value

$161.08K

% of position

73.1%
7/28/2026
3.42K5.92K

Common Stock

Direct
M · Option Exercise

Shares

+5K

Price / share

$56.54

Trade value

$282.70K

% of position

84.4%
7/28/2026
5.92K10.92K

Common Stock

Direct
M · Option Exercise

Shares

+5K

Price / share

$56.54

Trade value

$282.70K

% of position

45.8%
7/28/2026
10.92K15.92K

Common Stock

Direct
S · Sale

Shares

2.30K

Price / share

$101.11

Trade value

$232.54K

% of position

14.4%
7/28/2026
15.92K13.62K

Common Stock

Direct
S · Sale

Shares

5.30K

Price / share

$102.01

Trade value

$540.66K

% of position

38.9%
7/28/2026
13.62K8.32K

Common Stock

Direct
S · Sale

Shares

7.40K

Price / share

$102.97

Trade value

$761.99K

% of position

88.9%
7/28/2026
8.32K921.00
Total

Net shares

+0.00

Net value

-$647.64K

Derivative Transactions4

Option to Purchase Common Stock

Direct
M · Option Exercise
Converts to

Common Stock

2.50K shares

Shares

2.50K

Strike price

64.43

Held after

0.00

Exercisable

7/28/2026

Option to Purchase Common Stock

Direct
M · Option Exercise
Converts to

Common Stock

2.50K shares

Shares

2.50K

Strike price

64.43

Held after

0.00

Exercisable

7/28/2026

Option to Purchase Common Stock

Direct
M · Option Exercise
Converts to

Common Stock

5K shares

Shares

5K

Strike price

56.54

Held after

0.00

Exercisable

7/28/2026

Option to Purchase Common Stock

Direct
M · Option Exercise
Converts to

Common Stock

5K shares

Shares

5K

Strike price

56.54

Held after

0.00

Exercisable

7/28/2026