Date Filed | Type | Description |
02/14/2020 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
12/23/2019 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
12/17/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
12/17/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
12/17/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
12/17/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
12/17/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
12/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
12/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
12/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
12/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
12/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
12/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
12/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
12/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
12/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
12/10/2019 |
SC 13D/A
| Energy Transfer Equity, L.P. reports a 100% stake in SEMGROUP CORPORATION |
12/09/2019 |
SC 13G/A
| WP SemGroup Holdings L.P. reports a 0% stake in Exit Filing) SEMGROUP CORPORATION |
12/09/2019 |
8-K
| Termination of a Material Definitive Agreement, Other Events Interactive Data |
12/05/2019 |
8-K
| Termination of a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Notice of Delisting or Fa... |
12/05/2019 |
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: |
12/04/2019 |
GN
| SemGroup Shareholders Approve Merger Transaction with Energy Transfer |
11/27/2019 |
425
| Form 425 - Prospectuses and communications, business combinations: |
11/27/2019 |
425
| Form 425 - Prospectuses and communications, business combinations: |
11/27/2019 |
8-K
| Other Events Interactive Data |
11/20/2019 |
425
| Form 425 - Prospectuses and communications, business combinations: |
11/08/2019 |
425
| Form 425 - Prospectuses and communications, business combinations: |
11/08/2019 |
425
| Form 425 - Prospectuses and communications, business combinations: |
11/07/2019 |
10-Q
| Quarterly Report for the period ended September 30, 2019 |
11/07/2019 |
8-K
| Quarterly results |
11/07/2019 |
GN
| SemGroup Reports Third Quarter 2019 Financial Results |
11/04/2019 |
GN
| Rigrodsky & Long, P.A. Files Class Action Suit Against SemGroup Corporation |
11/04/2019 |
GN
| SemGroup Declares Quarterly Dividends |
10/30/2019 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition: |
|