| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | NORFOLK SOUTHERN CORP | 20,927,287 | 7.2% | EDGAR |
| SC 13G/A | 2017-01-25 | BlackRock Inc. | NORFOLK SOUTHERN CORP | 18,472,558 | 6.3% | EDGAR |
| SC 13G/A | 2016-05-10 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 12,644,027 | 4.3% | EDGAR |
| SC 13G/A | 2016-02-16 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 30,957,169 | 10.4% | EDGAR |
| SC 13G/A | 2016-02-11 | VANGUARD GROUP INC | NORFOLK SOUTHERN CORP | 19,013,740 | 6.4% | EDGAR |
| SC 13G/A | 2016-02-10 | BlackRock Inc. | NORFOLK SOUTHERN CORP | 15,851,364 | 5.3% | EDGAR |
| SC 13G | 2015-12-10 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 31,132,169 | 10.4% | EDGAR |
| SC 13G/A | 2015-02-10 | VANGUARD GROUP INC | NORFOLK SOUTHERN CORP | 18,925,167 | 6.1% | EDGAR |
| SC 13G | 2015-02-02 | BlackRock Inc. | NORFOLK SOUTHERN CORP | 18,114,039 | 5.9% | EDGAR |
| SC 13G/A | 2014-02-12 | VANGUARD GROUP INC | NORFOLK SOUTHERN CORP | 17,129,217 | 5.5% | EDGAR |
| SC 13G/A | 2013-05-10 | BlackRock Inc. | NORFOLK SOUTHERN CORP | 15,515,418 | 4.9% | EDGAR |
| SC 13G | 2013-02-12 | VANGUARD GROUP INC | NORFOLK SOUTHERN CORP | 16,201,884 | 5.1% | EDGAR |
| SC 13G | 2013-01-30 | BlackRock Inc. | NORFOLK SOUTHERN CORP | 17,880,042 | 5.7% | EDGAR |
| SC 13G/A | 2012-02-09 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 7,820,100 | 2.3% | EDGAR |
| SC 13G/A | 2011-02-11 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 21,107,071 | 5.8% | EDGAR |
| SC 13G/A | 2010-02-12 | PNC FINANCIAL SERVICES GROUP INC | NORFOLK SOUTHERN CORP | - | - | EDGAR |
| SC 13G | 2010-02-09 | Capital Research Global Investors | NORFOLK SOUTHERN CORP | 18,988,547 | 5.2% | EDGAR |
| SC 13G | 2009-02-12 | PNC FINANCIAL SERVICES GROUP INC | NORFOLK SOUTHERN CORP | 19,280,156 | 5.2% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | NORFOLK SOUTHERN CORP | 12,176,614 | 3.3% | EDGAR |
| SC 13G/A | 2007-02-14 | FMR CORP | NORFOLK SOUTHERN CORP | 12,275,676 | 3.1% | EDGAR |