48 filings
15-15D
RBCN
Rubicon Technology, Inc.
30 Mar 23
Suspension of duty to report
5:18pm
POS AM
RBCN
Rubicon Technology, Inc.
20 Mar 23
Prospectus update (post-effective amendment)
5:00pm
POS AM
RBCN
Rubicon Technology, Inc.
10 Mar 23
Prospectus update (post-effective amendment)
5:05pm
S-8 POS
RBCN
Rubicon Technology, Inc.
10 Mar 23
Registration of securities for employees (post-effective amendment)
5:01pm
S-8 POS
RBCN
Rubicon Technology, Inc.
10 Mar 23
Registration of securities for employees (post-effective amendment)
5:00pm
S-8 POS
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10 Mar 23
Registration of securities for employees (post-effective amendment)
5:00pm
25
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23 Dec 22
Voluntary exchange delisting
4:45pm
SC TO-T/A
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18 Aug 22
Third party tender offer statement (amended)
11:41am
SC TO-T/A
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15 Aug 22
Third party tender offer statement (amended)
4:35pm
SC 14D9
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25 Jul 22
Tender offer solicitation
5:43pm
SC TO-T
9fa3bg4ct7al49
13 Jul 22
Third party tender offer statement
4:48pm
SC TO-C
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13 Jul 22
Information about tender offer
4:24pm
8-A12B/A
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11 Jul 22
Registration of securities on exchange (amended)
4:41pm
SC TO-C
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5 Jul 22
Information about tender offer
8:57am
8-A12B/A
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22 Dec 20
Registration of securities on exchange (amended)
4:05pm
8-A12B
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18 Dec 17
Registration of securities on exchange
12:00am
S-8
1y1at
9 Aug 16
Registration of securities for employees
12:00am
424B2
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19 Mar 14
Prospectus for primary offering
12:00am
424B5
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18 Mar 14
Prospectus supplement for primary offering
12:00am
424B5
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8 Jan 14
Prospectus supplement for primary offering
12:00am