| Date Filed | Type | Description |
| 02/13/2019 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 02/12/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/11/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/07/2019 |
SC 13G
| BlackRock Inc. reports a 6.6% stake in Hortonworks, Inc. |
| 02/07/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/30/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 01/15/2019 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 01/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 01/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 01/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 01/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 01/11/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 01/11/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 01/03/2019 |
8-K
| Completion of Acquisition or Disposition of Assets, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Sta... |
| 01/03/2019 |
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: |
| 12/28/2018 |
8-K
| Submission of Matters to a Vote of Security Holders, Other Events |
| 12/28/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/28/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/18/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/18/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/10/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/06/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/04/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 12/03/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 11/27/2018 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition: |
| 11/26/2018 |
GN
| SHAREHOLDER ALERT: Levi & Korsinsky, LLP Notifies Investors of an Investigation Regarding Whether the Sale of Hortonworks, Inc. to Cloudera, Inc. is Fair to Shareholders |
| 11/19/2018 |
8-K
| Other Events, Financial Statements and Exhibits |
| 11/19/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 11/19/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 11/16/2018 |
GN
| Bragar Egel & Squire, P.C. Reminds Investors that it is Investigating the Boards of Directors of Hortonworks, Esterline, and Imperva on Behalf of Stockholders and Encourages Investors to Contact the Firm |
| 11/08/2018 |
10-Q
| Quarterly Report for the period ended September 30, 2018 |
| 11/08/2018 |
425
| Form 425 - Prospectuses and communications, business combinations: |
| 11/08/2018 |
8-K
| Quarterly results |
| 10/31/2018 |
GN
| Bragar Eagel & Squire, P.C. Reminds Investors that it is Investigating the Boards of Directors of Hortonworks, Esterline, and Imperva on Behalf of Stockholders and Encourages Investors to Contact the Firm |
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