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Hammerhead Energy Inc.
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Oil & Gas Field Exploration Services
NASDAQ.HHRS
6151 Lake Osprey Drive, Sarasota, FL, 34240
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Financials
20-F
Annual And Transition Report Of Foreign Private Issuers.
29 Mar 23
20-F
Annual And Transition Report Of Foreign Private Issuers.
01 Mar 23
Proxies
DEFA14A
Additional Definitive Proxy Soliciting Materials And Rule 14(a)(12) Material.
18 Jan 23
Ownership
SC 13D/A
Amended Statement Of Beneficial Ownership Of More Than 5%.
25 Oct 23
SC 13D
Acquired More Than 5% Ownership Of Any Class Of A Company's Securities.
06 Mar 23
Prospectuses and Registrations
25-NSE
Notification Filed By National Securities Exchanges Of The Removal From Listing And Registration Of Matured, Redeemed Or Retired Securities.
21 Dec 23
POS AM
Post-effective Amendment To An S-1 Or Other Registration Form.
21 Dec 23
POS AM
Post-effective Amendment To An S-1 Or Other Registration Form.
21 Dec 23
424B3
Prospectus Filed Pursuant To Rule 424(b)(3).
17 Nov 23
424B3
Prospectus Filed Pursuant To Rule 424(b)(3).
06 Nov 23
424B3
Prospectus Filed Pursuant To Rule 424(b)(3).
03 Oct 23
25-NSE
Notification Filed By National Securities Exchanges Of The Removal From Listing And Registration Of Matured, Redeemed Or Retired Securities.
15 Sep 23
News
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
22 Dec 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
21 Dec 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
20 Nov 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
17 Nov 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
17 Nov 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
17 Nov 23
6-K
Report Of Foreign Private Issuer Pursuant To Rules 13a-16 And 15d-16.
06 Nov 23
Other
15-12G
Certification And Notice Of Termination Of Registration Under Section 12(g) Or Suspension Of Duty To File Reports.
02 Jan 24
EFFECT
Notice Of Effectiveness For A Previously Filed Sec Document.
27 Dec 23
EFFECT
Notice Of Effectiveness For A Previously Filed Sec Document.
27 Dec 23
CT ORDER
Confidential Treatment Order By The Sec.
24 May 23
CORRESP
Correspondence With The Sec.
19 May 23
UPLOAD
Letter From The Sec.
09 May 23
EFFECT
Notice Of Effectiveness For A Previously Filed Sec Document.
01 May 23