55 filings
DEF 14A
RBCN
Rubicon Technology, Inc.
Definitive proxy
21 Nov 22
4:55pm
PX14A6G
RBCN
Rubicon Technology, Inc.
11 Jul 22
Letter to shareholders
8:21pm
DEFA14A
RBCN
Rubicon Technology, Inc.
5 Jul 22
Additional proxy soliciting materials
12:24pm
DFAN14A
PAO
Paragon Group
13 May 22
Additional proxy materials by non-management
11:29am
DFAN14A
RBCN
Rubicon Technology, Inc.
27 Apr 22
Additional proxy materials by non-management
2:58pm
DFAN14A
l4t7w1e0 hs94h72i0
24 Feb 22
Additional proxy materials by non-management
4:36pm
DFAN14A
yfwhghl
3 May 17
Additional proxy materials by non-management
12:00am
DEFA14A
f3wi6km
24 Apr 17
Additional proxy soliciting materials
12:00am
DEFC14A
vfjnh5ij1k1f84g4y6n
11 Apr 17
Proxy in contested solicitation
12:00am
PREC14A
8pijfdkrjclih7g7ngwu
30 Mar 17
Preliminary proxy with contested solicitation
12:00am
DEFA14A
4wso agm2lnzprsokcl8
16 Mar 17
Additional proxy soliciting materials
12:00am
DFAN14A
zfpq td9o4dc7
2 Mar 17
Additional proxy materials by non-management
12:00am