54 filings
SD
GHC
Graham Holdings Co. - Ordinary Shares
31 May 23
Conflict minerals disclosure
1:07pm
UPLOAD
GHC
Graham Holdings Co. - Ordinary Shares
20 Jan 23
Letter from SEC
12:00am
CORRESP
GHC
Graham Holdings Co. - Ordinary Shares
4 Jan 23
Correspondence with SEC
12:00am
UPLOAD
GHC
Graham Holdings Co. - Ordinary Shares
12 Dec 22
Letter from SEC
12:00am
SD
GHC
Graham Holdings Co. - Ordinary Shares
27 May 22
Conflict minerals disclosure
9:34am
SD
5g3vo 82v11l
27 May 21
Conflict minerals disclosure
11:09am
UPLOAD
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13 Oct 20
Letter from SEC
12:00am
CORRESP
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6 Oct 20
Correspondence with SEC
12:00am
UPLOAD
ul92 6d5h6e22
11 Sep 20
Letter from SEC
12:00am
SD
9vl3q05sa
29 May 20
Conflict minerals disclosure
4:44pm
SEC STAFF
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28 Feb 20
SEC staff action: Order
12:00am
SEC STAFF
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6 Feb 20
SEC staff action: Order
12:00am
SD
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30 May 19
Conflict minerals disclosure
5:03pm
SD
1muev1eiiy ont
31 May 18
Conflict minerals disclosure
5:09pm
CT ORDER
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31 May 18
Confidential treatment order
4:18pm
SD
mdhu7ry7caoynh230
31 May 17
Conflict minerals disclosure
12:00am
UPLOAD
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27 Apr 17
Letter from SEC
12:00am
CORRESP
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19 Apr 17
Correspondence with SEC
12:00am
UPLOAD
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6 Apr 17
Letter from SEC
12:00am
SD
xnh5w3riaqqva 3mg
31 May 16
Conflict minerals disclosure
12:00am