HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

Caption Management, LLC's Holding History (CIK: 0001706766)

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

Q1 2022
Shares 80,000 Value ($000) $1,681 Avg Close — Range —
Q2 2021
Shares 61,850 Value ($000) $682 Avg Close — Range —