DOCUMENT SEC SYS INC

CUSIP: 25614T309 Class: COM NEW

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

Note: Option positions (PUT/CALL) are excluded.

Q2 2021
Shares 250,500 Value ($000) $448 Avg Close — Range —
Q1 2021
Shares 100,500 Value ($000) $363 Avg Close — Range —