| Date Filed | Type | Description |
| 10/08/2021 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 10/08/2021 |
SC 13G/A
| Neuberger Berman Group LLC reports a 1.1% stake in Lydall Inc |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/01/2021 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities: |
| 09/24/2021 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 09/14/2021 |
8-K
| Quarterly results |
| 09/03/2021 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 09/03/2021 |
8-K
| Quarterly results |
| 08/10/2021 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition: |
| 08/06/2021 |
SC 13D
| Form SC 13D - General statement of acquisition of beneficial ownership: |
| 07/28/2021 |
10-Q
| Quarterly Report for the period ended June 30, 2021 |
| 07/28/2021 |
8-K
| Quarterly results |
| 07/20/2021 |
PREM14A
| Form PREM14A - Preliminary proxy statements relating to merger or acquisition: |
| 06/29/2021 |
SC 13D/A
| Juniper Investment Company, LLC reports a 4.5% stake in Lydall, Inc. |
| 06/22/2021 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 06/22/2021 |
8-K
| Quarterly results |
| 06/01/2021 |
SD
| Form SD - Specialized disclosure report: |
| 04/27/2021 |
10-Q
| Quarterly Report for the period ended March 31, 2021 |
| 04/27/2021 |
8-K
| Quarterly results |
| 04/27/2021 |
GN
| Lydall Announces First Quarter 2021 Results; Strong Demand Across the Business Drives Healthy Margin Expansion |
| 04/21/2021 |
8-K
| Quarterly results |
| 04/20/2021 |
GN
| Lydall Announces Stock Repurchase Program |
| 03/08/2021 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 02/23/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/23/2021 |
8-K
| Quarterly results |
| 02/23/2021 |
GN
| Lydall Announces Fourth Quarter 2020 Results |
| 02/16/2021 |
GN
| Lydall President & CEO Sara Greenstein Commends Biden Administration and ASTM International for New Face Covering Standards |
| 02/12/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
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