| Date Filed | Type | Description |
| 02/13/2020 |
SC 13G/A
| RENAISSANCE TECHNOLOGIES LLC reports a 0% stake in HIGHPOWER INTERNATIONAL, INC. |
| 11/12/2019 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 11/06/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 11/01/2019 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 10/31/2019 |
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: |
| 10/31/2019 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 10/31/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/31/2019 |
SC 13E3/A
| Form SC 13E3/A - Going private transaction by certain issuers: [Amend] |
| 10/31/2019 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 10/31/2019 |
8-A12B/A
| Form 8-A12B/A - Registration of securities [Section 12(b)]: [Amend] |
| 10/31/2019 |
8-K
| Quarterly results |
| 10/30/2019 |
8-K
| Quarterly results |
| 10/25/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/24/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/18/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/18/2019 |
8-K
| Other Events |
| 10/17/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/15/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/15/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/15/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 10/04/2019 |
SC 13G
| Klein Roger M. reports a 5.7% stake in Highpower International, Inc. |
| 09/30/2019 |
8-K
| Quarterly results |
| 09/30/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 09/27/2019 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition: |
| 09/27/2019 |
SC 13E3/A
| Form SC 13E3/A - Going private transaction by certain issuers: [Amend] |
| 09/12/2019 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 09/11/2019 |
SC 13E3/A
| Form SC 13E3/A - Going private transaction by certain issuers: [Amend] |
| 09/11/2019 |
PRER14A
| Form PRER14A - Preliminary Proxy Soliciting materials: |
| 08/13/2019 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 08/13/2019 |
8-K
| Quarterly results |
| 08/13/2019 |
10-Q
| Quarterly Report for the period ended June 30, 2019 |
| 07/29/2019 |
GN
| SHAREHOLDER ALERT: WeissLaw LLP Reminds ACIA, OMN, NRE, and HPJ Shareholders About Its Ongoing Investigations |
| 07/16/2019 |
GN
| MERGER ALERT –OMN, GWR, and HPJ: Levi & Korsinsky, LLP Reminds Investors of Investigations Concerning the Sale of these Companies |
| 07/10/2019 |
GN
| HPJ, OMN, PCMI SHAREHOLDER ALERT: Rigrodsky & Long, P.A. Reminds Investors of Investigations of Buyouts |
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