Brian J. Richardson Filings

4

Covia Holdings Corp

6 Jul 20

4

Covia Holdings Corp

17 Apr 20

4

Covia Holdings Corp

11 Mar 20

4

Covia Holdings Corp

10 Mar 20

4

Covia Holdings Corp

3 Mar 20

4

Covia Holdings Corp

5 Jul 19

4

Covia Holdings Corp

11 Mar 19

4

Covia Holdings Corp

5 Mar 19

4

Covia Holdings Corp

5 Jul 18

3

Covia Holdings Corp

11 Jun 18

4

FAIRMOUNT SANTROL HOLDINGS INC.

5 Jun 18

4

FAIRMOUNT SANTROL HOLDINGS INC.

16 Mar 18

4

FAIRMOUNT SANTROL HOLDINGS INC.

9 Mar 18

4

FAIRMOUNT SANTROL HOLDINGS INC.

5 Mar 18

4

FAIRMOUNT SANTROL HOLDINGS INC.

9 Mar 17

4

FAIRMOUNT SANTROL HOLDINGS INC.

3 Mar 17

3

FAIRMOUNT SANTROL HOLDINGS INC.

14 Sep 16