HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

ALGERT GLOBAL LLC's Holding History (CIK: 0001275218)

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

Q1 2022
Shares 32,047 Value ($000) $673 Avg Close — Range —
Q4 2019
Shares 66,465 Value ($000) $415 Avg Close — Range —