ALLIED HEALTHCARE PRODS INC

CUSIP: 019222207 Class: COM NEW

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

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

Q4 2022
Shares 20,622 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 20,622 Value ($000) $27 Avg Close — Range —
Q2 2022
Shares 36,584 Value ($000) $60 Avg Close — Range —
Q1 2022
Shares 44,137 Value ($000) $143 Avg Close — Range —
Q4 2021
Shares 42,863 Value ($000) $249 Avg Close — Range —
Q2 2021
Shares 11,885 Value ($000) $49 Avg Close — Range —
Q4 2019
Shares 22,297 Value ($000) $27 Avg Close — Range —
Q3 2019
Shares 60,128 Value ($000) $84 Avg Close — Range —
Q2 2019
Shares 60,128 Value ($000) $112 Avg Close — Range —
Q1 2019
Shares 60,128 Value ($000) $109 Avg Close — Range —
Q4 2018
Shares 60,128 Value ($000) $120 Avg Close — Range —
Q3 2018
Shares 65,237 Value ($000) $144 Avg Close — Range —
Q2 2018
Shares 77,973 Value ($000) $189 Avg Close — Range —
Q1 2018
Shares 101,839 Value ($000) $290 Avg Close — Range —
Q4 2017
Shares 101,839 Value ($000) $217 Avg Close — Range —
Q3 2017
Shares 101,839 Value ($000) $215 Avg Close — Range —
Q2 2017
Shares 112,624 Value ($000) $311 Avg Close — Range —
Q1 2017
Shares 112,924 Value ($000) $218 Avg Close — Range —
Q4 2016
Shares 117,042 Value ($000) $239 Avg Close — Range —