HOUGHTON MIFFLIN HARCOURT CO

CUSIP: 44157R109 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2021
Shares 156,837 Value ($000) $2,525 Avg Close — Range —
Q3 2021
Shares 160,013 Value ($000) $2,149 Avg Close — Range —
Q4 2016
Shares 1,191,237 Value ($000) $12,924 Avg Close — Range —
Q3 2016
Shares 1,192,336 Value ($000) $15,989 Avg Close — Range —
Q2 2016
Shares 1,184,776 Value ($000) $18,519 Avg Close — Range —
Q1 2016
Shares 1,134,492 Value ($000) $22,622 Avg Close — Range —
Q4 2015
Shares 1,056,755 Value ($000) $23,016 Avg Close — Range —
Q3 2015
Shares 747,252 Value ($000) $15,177 Avg Close — Range —
Q2 2015
Shares 634,559 Value ($000) $15,990,887 Avg Close — Range —
Q4 2013
Shares 99,860 Value ($000) $1,693,626 Avg Close — Range —