| Date Filed | Type | Description |
| 08/10/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 07/14/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2023 |
SC 13G/A
| NNS Holding reports a 0.7% stake in Madison Square Garden Sports Corp. |
| 11/14/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/12/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/16/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/10/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/29/2021 |
SC 13G/A
| NNS Holding reports a 6.1% stake in Madison Square Garden Sports Corp. |
| 08/16/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/17/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/17/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/17/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 12/10/2020 |
SC 13G
| NNS Holding reports a 5% stake in Madison Square Garden Sports Corp. |
| 11/16/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/14/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/15/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 11/20/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 01/27/2015 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 07/03/2014 |
SC 13G
| NNS Holding reports a 6.6% stake in Martin Marietta Materials, Inc. |
| 07/03/2014 |
SC 13D/A
| NNS Holding reports a 0% stake in Texas Industries, Inc. |
| 06/26/2013 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 10/16/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 06/26/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 06/22/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 06/07/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 05/18/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 05/16/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/13/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/11/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/05/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/02/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 03/12/2012 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
|