Model
Edge
Houghton Mifflin Harcourt
0001580156
Filing Type
SC14D9C
Filing Date
2/23/2022
Updated
2/24/22, 1:49 AM
Filing
SC14D9C
Earnings Release
Exhibits
SC14D9C
Schedule 14D-9C Solicitation/Recommendation Statement Communication
EX-99.1
EX-99.1