767 filings
SC 13G/A
HMHC
Houghton Mifflin Harcourt Co
14 Feb 23
Houghton Mifflin Harcourt / ALLIANCEBERNSTEIN ownership change
12:00am
SC 13G
HMHC
Houghton Mifflin Harcourt Co
10 Feb 23
Houghton Mifflin Harcourt / Burgundy Asset Management ownership change
9:01am
15-12B
HMHC
Houghton Mifflin Harcourt Co
21 Apr 22
Securities registration termination
2:30pm
SC 13G
HMHC
Houghton Mifflin Harcourt Co
18 Apr 22
Houghton Mifflin Harcourt / GLAZER CAPITAL ownership change
5:18pm
EFFECT
HMHC
Houghton Mifflin Harcourt Co
15 Apr 22
Notice of effectiveness
12:15am
POS AM
5x312kno2eccw11ln4kh
12 Apr 22
Prospectus update (post-effective amendment)
9:28am
S-8 POS
1y340lw
12 Apr 22
Registration of securities for employees (post-effective amendment)
9:27am
S-8 POS
8xl oerk41
12 Apr 22
Registration of securities for employees (post-effective amendment)
9:26am
S-8 POS
oqanqcd 7vd
12 Apr 22
Registration of securities for employees (post-effective amendment)
9:24am
4
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11 Apr 22
Houghton Mifflin Harcourt / JOHN R MCKERNAN JR ownership change
6:07pm
4
ckrb6
11 Apr 22
Houghton Mifflin Harcourt / James P. ONeill ownership change
6:05pm
4
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11 Apr 22
Houghton Mifflin Harcourt / Jill A Greenthal ownership change
6:05pm
4
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11 Apr 22
Houghton Mifflin Harcourt / William Frederick Bayers ownership change
6:04pm
4
s2nep2l3uslr deggzk
11 Apr 22
Houghton Mifflin Harcourt / Michael Edmund Evans ownership change
6:04pm
4
eiigxmbiav9
11 Apr 22
Houghton Mifflin Harcourt / Amy Dunkin ownership change
6:04pm
4
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11 Apr 22
Houghton Mifflin Harcourt / MICHAEL DOLAN ownership change
6:04pm
4
xric j8772t9
11 Apr 22
Houghton Mifflin Harcourt / Tracey Drake Weber ownership change
6:02pm
4
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11 Apr 22
Houghton Mifflin Harcourt / John J Lynch Jr ownership change
6:02pm
4
wy7b6pt8jwi
11 Apr 22
Houghton Mifflin Harcourt / Matthew M. Fields ownership change
6:02pm
4
zqb6vll28krgt0eq9g
11 Apr 22
Houghton Mifflin Harcourt / Alejandro Reyes ownership change
6:02pm