DIAMOND OFFSHORE DRILLING IN

CUSIP: 25271C102 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q2 2018
Shares 282,013 Value ($000) $5,883 Avg Close — Range —
Q1 2018
Shares 317,905 Value ($000) $4,660 Avg Close — Range —
Q4 2017
Shares 623,703 Value ($000) $11,595 Avg Close — Range —
Q3 2017
Shares 304,584 Value ($000) $4,416 Avg Close — Range —
Q2 2017
Shares 156,645 Value ($000) $1,696 Avg Close — Range —
Q1 2017
Shares 248,976 Value ($000) $4,160 Avg Close — Range —
Q4 2016
Shares 245,875 Value ($000) $4,352 Avg Close — Range —
Q3 2016
Shares 270,013 Value ($000) $4,755 Avg Close — Range —
Q2 2016
Shares 161,329 Value ($000) $3,925 Avg Close — Range —
Q3 2015
Shares 23,515 Value ($000) $407 Avg Close — Range —
Q2 2015
Shares 23,922 Value ($000) $617 Avg Close — Range —
Q1 2015
Shares 23,201 Value ($000) $622 Avg Close — Range —
Q4 2014
Shares 22,326 Value ($000) $820 Avg Close — Range —
Q3 2014
Shares 5,849 Value ($000) $200 Avg Close — Range —