19 filings
DEFA14A
PRLB
Proto Labs Inc
4 Apr 23
Additional proxy soliciting materials
11:45am
DEF 14A
PRLB
Proto Labs Inc
Definitive proxy
4 Apr 23
11:44am
DEFA14A
PRLB
Proto Labs Inc
19 Jul 22
Additional proxy soliciting materials
11:20am
DEF 14A
PRLB
Proto Labs Inc
Definitive proxy
19 Jul 22
11:18am
PRE 14A
PRLB
Proto Labs Inc
Preliminary proxy
8 Jul 22
2:20pm
DEFA14A
4qd5oh
5 Apr 22
Additional proxy soliciting materials
10:23am
DEFA14A
1pxpzvku54j054r62we
6 Apr 21
Additional proxy soliciting materials
2:40pm
DEFA14A
b18tkartr1 igv
6 Apr 20
Additional proxy soliciting materials
11:20am
PRE 14A
5s79zdzazh 4kxox
23 Mar 15
Preliminary proxy
12:00am
DEF 14A
u9txlbva
9 Apr 13
Definitive proxy
12:00am
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