DOWDUPONT INC

CUSIP: 26078J100 Class: COM

Callahan Advisors, LLC's Holding History (CIK: 0001395055)

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

Q4 2018
Shares 65,300 Value ($000) $3,492 Avg Close — Range —
Q3 2018
Shares 72,340 Value ($000) $4,652 Avg Close — Range —
Q2 2018
Shares 72,519 Value ($000) $4,780 Avg Close — Range —
Q1 2018
Shares 71,324 Value ($000) $4,544 Avg Close — Range —
Q4 2017
Shares 72,096 Value ($000) $5,135 Avg Close — Range —
Q3 2017
Shares 72,268 Value ($000) $5,003 Avg Close — Range —