HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q1 2022
Shares 190,838 Value ($000) $4,010 Avg Close — Range —
Q4 2021
Shares 512,215 Value ($000) $8,247 Avg Close — Range —
Q4 2020
Shares 355,188 Value ($000) $1,183 Avg Close — Range —
Q3 2020
Shares 1,206,032 Value ($000) $2,086 Avg Close — Range —
Q2 2020
Shares 590,267 Value ($000) $1,068 Avg Close — Range —
Q1 2020
Shares 181,932 Value ($000) $342 Avg Close — Range —
Q4 2019
Shares 12,388 Value ($000) $77 Avg Close — Range —
Q2 2019
Shares 647,708 Value ($000) $3,731 Avg Close — Range —
Q1 2019
Shares 1,020,128 Value ($000) $7,416 Avg Close — Range —