SUPERIOR DRILLING PRODS INC

CUSIP: 868153107 Class: COMMON

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q2 2019
Shares 96,287 Value ($000) $97 Avg Close — Range —
Q1 2019
Shares 98,587 Value ($000) $130 Avg Close — Range —
Q4 2018
Shares 98,587 Value ($000) $115 Avg Close — Range —
Q3 2018
Shares 35,085 Value ($000) $112 Avg Close — Range —
Q2 2018
Shares 26,750 Value ($000) $52 Avg Close — Range —