Latest filings (excl ownership)
Latest ownership filings
SC 13G/A
SONO TEK CORP
31 Jan 24
SC 13G/A
Inrad Optics, Inc.
31 Jan 24
SC 13G/A
NORTH EUROPEAN OIL ROYALTY TRUST
10 Feb 23
SC 13G/A
NORTH EUROPEAN OIL ROYALTY TRUST
1 Feb 23
SC 13G/A
SONO TEK CORP
1 Feb 23
SC 13G/A
Inrad Optics, Inc.
1 Feb 23
SC 13G/A
Williams Industrial Services Group Inc.
1 Feb 23
SC 13G/A
Inrad Optics, Inc.
27 Jan 22
SC 13G/A
Williams Industrial Services Group Inc.
27 Jan 22
SC 13G/A
SONO TEK CORP
27 Jan 22
SC 13G/A
NORTH EUROPEAN OIL ROYALTY TRUST
27 Jan 22
SC 13G
NORTH EUROPEAN OIL ROYALTY TRUST
2 Aug 21
SC 13G/A
SONO TEK CORP
7 Jan 21
SC 13G/A
Williams Industrial Services Group Inc.
7 Jan 21
SC 13G/A
Inrad Optics, Inc.
7 Jan 21
13F-HR
Quarterly holdings report by institutional manager
10 Feb 20
SC 13G/A
TELOS CORP
7 Feb 20
SC 13G/A
Williams Industrial Services Group Inc.
7 Feb 20
SC 13G/A
Inrad Optics, Inc.
7 Feb 20
SC 13G/A
SONO TEK CORP
7 Feb 20
13F-HR
Quarterly holdings report by institutional manager
12 Nov 19
SC 13D
PowerFleet, Inc.
15 Oct 19
SC 13D/A
ID SYSTEMS INC
7 Oct 19
13F-HR
Quarterly holdings report by institutional manager
7 Aug 19
13F-HR
Quarterly holdings report by institutional manager
13 May 19
SC 13D/A
ID SYSTEMS INC
15 Mar 19
13F-HR
Quarterly holdings report by institutional manager
15 Feb 19
SC 13G/A
Williams Industrial Services Group Inc.
8 Feb 19
SC 13G/A
SONO TEK CORP
8 Feb 19
SC 13G/A
TELOS CORP
8 Feb 19
SC 13G/A
Inrad Optics, Inc.
18 Jan 19
13F-HR
Quarterly holdings report by institutional manager
9 Nov 18
SC 13G/A
SONO TEK CORP
7 Nov 18
13F-HR
Quarterly holdings report by institutional manager
10 Aug 18
13F-HR
Quarterly holdings report by institutional manager
11 May 18
4
Charles Frumberg
16 Feb 18
13F-HR
Quarterly holdings report by institutional manager
12 Feb 18
SC 13G/A
TELOS CORP
12 Feb 18
SC 13G/A
GLOBAL POWER EQUIPMENT GROUP INC.
12 Feb 18
SC 13G/A
SONO TEK CORP
12 Feb 18