HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q4 2021
Shares 69,100 Value ($000) $1,113 Avg Close — Range —
Q3 2021
Shares 71,800 Value ($000) $964 Avg Close — Range —
Q2 2021
Shares 60,100 Value ($000) $664 Avg Close — Range —
Q2 2019
Shares 15,100 Value ($000) $87 Avg Close — Range —
Q1 2019
Shares 44,868 Value ($000) $326 Avg Close — Range —
Q4 2018
Shares 27,620 Value ($000) $271 Avg Close — Range —
Q3 2018
Shares 43,600 Value ($000) $305 Avg Close — Range —
Q2 2018
Shares 28,200 Value ($000) $216 Avg Close — Range —