HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

Qube Research & Technologies Ltd's Holding History (CIK: 0001729829)

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

Q1 2022
Shares 341,310 Value ($000) $7,171 Avg Close — Range —
Q4 2021
Shares 78,342 Value ($000) $1,261 Avg Close — Range —