DU PONT E I DE NEMOURS & CO

CUSIP: 263534109 Class: COM

MOUNT VERNON ASSOCIATES INC /MD/'s Holding History (CIK: 0000799003)

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

Q4 2025
Shares 8,764 Value ($000) $0 Avg Close — Range —
Q3 2025
Shares 8,764 Value ($000) $1 Avg Close — Range —
Q2 2025
Shares 9,464 Value ($000) $1 Avg Close — Range —
Q1 2025
Shares 9,432 Value ($000) $1 Avg Close — Range —
Q4 2024
Shares 9,432 Value ($000) $1 Avg Close — Range —
Q3 2024
Shares 9,432 Value ($000) $1 Avg Close — Range —
Q2 2024
Shares 8,632 Value ($000) $1 Avg Close — Range —
Q1 2024
Shares 9,432 Value ($000) $1 Avg Close — Range —
Q4 2023
Shares 9,432 Value ($000) $1 Avg Close — Range —
Q3 2023
Shares 9,732 Value ($000) $1 Avg Close — Range —
Q2 2023
Shares 9,632 Value ($000) $1 Avg Close — Range —
Q1 2023
Shares 9,732 Value ($000) $1 Avg Close — Range —
Q4 2022
Shares 9,832 Value ($000) $1 Avg Close — Range —
Q3 2022
Shares 9,832 Value ($000) $496 Avg Close — Range —
Q2 2022
Shares 9,832 Value ($000) $546 Avg Close — Range —
Q1 2022
Shares 9,832 Value ($000) $723 Avg Close — Range —
Q4 2021
Shares 9,865 Value ($000) $797 Avg Close — Range —
Q3 2021
Shares 9,865 Value ($000) $671 Avg Close — Range —
Q2 2021
Shares 9,915 Value ($000) $768 Avg Close — Range —
Q1 2021
Shares 9,915 Value ($000) $766 Avg Close — Range —
Q4 2020
Shares 9,915 Value ($000) $705 Avg Close — Range —
Q3 2020
Shares 9,915 Value ($000) $550 Avg Close — Range —
Q2 2020
Shares 10,215 Value ($000) $543 Avg Close — Range —
Q1 2020
Shares 10,215 Value ($000) $348 Avg Close — Range —
Q4 2019
Shares 10,543 Value ($000) $677 Avg Close — Range —
Q3 2019
Shares 10,543 Value ($000) $752 Avg Close — Range —
Q2 2019
Shares 5,892 Value ($000) $442 Avg Close — Range —
Q2 2017
Shares 14,500 Value ($000) $1,170 Avg Close — Range —
Q1 2017
Shares 14,650 Value ($000) $1,177 Avg Close — Range —
Q4 2016
Shares 14,650 Value ($000) $1,075 Avg Close — Range —
Q3 2016
Shares 14,650 Value ($000) $981 Avg Close — Range —
Q2 2016
Shares 14,650 Value ($000) $949 Avg Close — Range —
Q1 2016
Shares 14,150 Value ($000) $896 Avg Close — Range —
Q4 2015
Shares 14,750 Value ($000) $982 Avg Close — Range —
Q3 2015
Shares 14,850 Value ($000) $716 Avg Close — Range —
Q2 2015
Shares 10,150 Value ($000) $649 Avg Close — Range —
Q1 2015
Shares 10,150 Value ($000) $725 Avg Close — Range —
Q4 2014
Shares 8,650 Value ($000) $640 Avg Close — Range —
Q3 2014
Shares 8,650 Value ($000) $621 Avg Close — Range —
Q2 2014
Shares 8,650 Value ($000) $566 Avg Close — Range —
Q1 2014
Shares 8,700 Value ($000) $584 Avg Close — Range —
Q4 2013
Shares 8,700 Value ($000) $565 Avg Close — Range —
Q3 2013
Shares 9,150 Value ($000) $536 Avg Close — Range —
Q2 2013
Shares 42,150 Value ($000) $2,213 Avg Close — Range —