| SECURITIES AND EXCHANGE COMMISSION | |
| Washington, D.C. 20549 | |
| SCHEDULE 13D/A | |
| Under the Securities Exchange Act of 1934 | |
| (Amendment No. 2)* | |
|
Cimarex Energy Co. | |
| (Name of Issuer) | |
|
Common Stock, par value $0.01 per share | |
| (Title of Class of Securities) | |
|
171798101 | |
| (CUSIP Number) | |
| Robert Atchinson | |
| Adage Capital Partners GP, L.L.C. | |
| 200 Clarendon Street, 52nd Floor | |
| Boston, MA 02116 | |
|
(617) 867-2800 | |
| (Name, Address and Telephone Number of Person | |
| Authorized to Receive Notices and Communications) | |
|
October 1, 2021 | |
| (Date of Event Which Requires Filing of This Statement) | |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), Rule 13d-1(f) or Rule 13d-1(g), check the following box. [ ]
(Page 1 of 10 Pages)
______________________________
* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 2 of 10 Pages |
| 1 |
NAME OF REPORTING PERSON Adage Capital Partners, L.P. | |||
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP |
(a) ¨ (b) ¨ | ||
| 3 | SEC USE ONLY | |||
| 4 |
SOURCE OF FUNDS WC | |||
| 5 | CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) | ¨ | ||
| 6 |
CITIZENSHIP OR PLACE OF ORGANIZATION Delaware | |||
| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: |
7 |
SOLE VOTING POWER -0- | ||
| 8 |
SHARED VOTING POWER -0- | |||
| 9 |
SOLE DISPOSITIVE POWER -0- | |||
| 10 |
SHARED DISPOSITIVE POWER -0- | |||
| 11 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON -0- | |||
| 12 | CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES | ¨ | ||
| 13 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% | |||
| 14 |
TYPE OF REPORTING PERSON PN | |||
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 3 of 10 Pages |
| 1 |
NAME OF REPORTING PERSON Adage Capital Partners GP, L.L.C. | |||
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP |
(a) ¨ (b) ¨ | ||
| 3 | SEC USE ONLY | |||
| 4 |
SOURCE OF FUNDS AF | |||
| 5 | CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) | ¨ | ||
| 6 |
CITIZENSHIP OR PLACE OF ORGANIZATION Delaware | |||
| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: |
7 |
SOLE VOTING POWER -0- | ||
| 8 |
SHARED VOTING POWER -0- | |||
| 9 |
SOLE DISPOSITIVE POWER -0- | |||
| 10 |
SHARED DISPOSITIVE POWER -0- | |||
| 11 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON -0- | |||
| 12 | CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES | ¨ | ||
| 13 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% | |||
| 14 |
TYPE OF REPORTING PERSON OO | |||
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 4 of 10 Pages |
| 1 |
NAME OF REPORTING PERSON Adage Capital Advisors, L.L.C. | |||
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP |
(a) ¨ (b) ¨ | ||
| 3 | SEC USE ONLY | |||
| 4 |
SOURCE OF FUNDS AF | |||
| 5 | CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) | ¨ | ||
| 6 |
CITIZENSHIP OR PLACE OF ORGANIZATION Delaware | |||
| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: |
7 |
SOLE VOTING POWER -0- | ||
| 8 |
SHARED VOTING POWER -0- | |||
| 9 |
SOLE DISPOSITIVE POWER -0- | |||
| 10 |
SHARED DISPOSITIVE POWER -0- | |||
| 11 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON -0- | |||
| 12 | CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES | ¨ | ||
| 13 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% | |||
| 14 |
TYPE OF REPORTING PERSON OO | |||
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 5 of 10 Pages |
| 1 |
NAME OF REPORTING PERSON Robert Atchinson | |||
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP |
(a) ¨ (b) ¨ | ||
| 3 | SEC USE ONLY | |||
| 4 |
SOURCE OF FUNDS AF | |||
| 5 | CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) | ¨ | ||
| 6 |
CITIZENSHIP OR PLACE OF ORGANIZATION United States | |||
| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: |
7 |
SOLE VOTING POWER -0- | ||
| 8 |
SHARED VOTING POWER -0- | |||
| 9 |
SOLE DISPOSITIVE POWER -0- | |||
| 10 |
SHARED DISPOSITIVE POWER -0- | |||
| 11 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON -0- | |||
| 12 | CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES | ¨ | ||
| 13 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% | |||
| 14 |
TYPE OF REPORTING PERSON IN | |||
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 6 of 10 Pages |
| 1 |
NAME OF REPORTING PERSON Phillip Gross | |||
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP |
(a) ¨ (b) ¨ | ||
| 3 | SEC USE ONLY | |||
| 4 |
SOURCE OF FUNDS AF | |||
| 5 | CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) | ¨ | ||
| 6 |
CITIZENSHIP OR PLACE OF ORGANIZATION United States | |||
| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH: |
7 |
SOLE VOTING POWER -0- | ||
| 8 |
SHARED VOTING POWER -0- | |||
| 9 |
SOLE DISPOSITIVE POWER -0- | |||
| 10 |
SHARED DISPOSITIVE POWER -0- | |||
| 11 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON -0- | |||
| 12 | CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES | ¨ | ||
| 13 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% | |||
| 14 |
TYPE OF REPORTING PERSON IN | |||
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 7 of 10 Pages |
This Amendment No. 2 ("Amendment No. 2") amends and supplements the statement on Schedule 13D filed with the Securities and Exchange Commission (the "SEC") on June 14, 2021 (the "Original Schedule 13D"), as amended by Amendment No. 1 filed with the SEC on July 8, 2021 ("Amendment No. 1" and together with the Original Schedule 13D and this Amendment No. 2, the "Schedule 13D") with respect to the shares of Common Stock, $0.01 par value per share (the "Common Stock"), of Cimarex Energy Co., a Delaware corporation (the "Issuer"). This Amendment No. 2 amends Item 5 as set forth below. This is the final amendment to the Schedule 13D and constitutes an "exiting filing" for the Reporting Persons.
| Item 5. | INTEREST IN SECURITIES OF THE ISSUER |
| Item 5 of the Schedule 13D is hereby amended and restated as follows: | |
| (a) | See rows (11) and (13) of the cover pages to this Schedule 13D for the aggregate number of shares of Common Stock and percentages of the shares of Common Stock beneficially owned by each of the Reporting Persons. |
| (b) | See rows (7) through (10) of the cover pages to this Schedule 13D for the number of shares of Common Stock as to which each Reporting Person has the sole or shared power to vote or direct the vote and sole or shared power to dispose or to direct the disposition. |
| (c) | The transactions in the shares of Common Stock during the past sixty days by ACP, which were all in the open market, are set forth in Schedule A, and are incorporated herein by reference. In addition, on October 1, 2021 ACP disposed of 7,161,946 shares of Common Stock upon the effectiveness of the merger contemplated by the Merger Agreement. At the effective time of such merger, each outstanding share of Common Stock was converted into the right to receive 4.0146 shares of common stock of Cabot Oil & Gas Corporation. The other Reporting Persons did not enter into any transactions in the shares of Common Stock during the past sixty days. |
| (d) | No person other than the Reporting Persons is known to have the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, such shares of Common Stock. |
| (e) | October 1, 2021. |
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 8 of 10 Pages |
SIGNATURES
After reasonable inquiry and to the best of his or its knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.
Date: October 12, 2021
| ADAGE CAPITAL PARTNERS, L.P. | |
| By: Adage Capital Partners GP, L.L.C., | |
| its general partner | |
| By: Adage Capital Advisors, L.L.C., | |
| its managing member | |
| /s/ Robert Atchinson | |
| Name: Robert Atchinson | |
| Title: Managing Member | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | |
| By: Adage Capital Advisors, L.L.C., | |
| its managing member | |
| /s/ Robert Atchinson | |
| Name: Robert Atchinson | |
| Title: Managing Member | |
| ADAGE CAPITAL ADVISORS, L.L.C. | |
| /s/ Robert Atchinson | |
| Name: Robert Atchinson | |
| Title: Managing Member | |
| /s/ Robert Atchinson | |
| ROBERT ATCHINSON, individually | |
| /s/ Phillip Gross | |
| PHILLIP GROSS, individually |
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 9 of 10 Pages |
Schedule A
This Schedule sets forth information with respect to each purchase and sale of shares of Common Stock which were effectuated by ACP during the past sixty days. All transactions were effectuated in the open market through a broker. The price reported in the column Price Per Share ($) is a weighted average price if a price range is indicated in the column Price Range ($). These shares of Common Stock were purchased/sold in multiple transactions at prices between the price ranges below. The Reporting Persons will undertake to provide to the staff of the SEC, upon request, full information regarding the number of shares of Common Stock sold at each separate price.
| Trade Date | Shares Purchased (Sold) | Price Per Share ($)* | Price Range ($)* |
| 08/13/2021 | (75,000)** | 65.3793 | 65.1871-65.5507 |
| 08/16/2021 | 78,100 | 62.5994 | 62.4774-62.6621 |
| 08/17/2021 | (33,908) | 63.2755 | 62.6279-63.5062 |
| 08/18/2021 | 50,000 | 60.4437 | 60.4435-60.4660 |
| 08/18/2021 | (12,975) | 62.6537 | |
| 08/19/2021 | 25,000 | 58.3193 | |
| 08/25/2021 | (17,525) | 60.4661 | 60.3248-60.5725 |
| 08/26/2021 | (20,000) | 60.2733 | 59.8525-60.6150 |
| 08/27/2021 | (10,000) | 62.0934 | 62.0000-62.1575 |
| 08/27/2021 | (20,000) | 63.4690 | 63.0333-63.8497 |
| 08/27/2021 | 50,000 | 63.8468 | 63.7670-63.9900 |
| 08/30/2021 | (50,000) | 64.7330 | 64.4539-65.1820 |
| 08/31/2021 | 8,252 | 63.6262 | 63.2999-63.6613 |
| 09/01/2021 | (25,000) | 66.6485 | 66.2294-66.9012 |
| 09/02/2021 | 7,793 | 69.9317 | 69.9300-69.9400 |
| 09/02/2021 | (52,301) | 69.9799 | 69.8650-70.1075 |
| 09/03/2021 | (22,699) | 70.1161 | |
| 09/03/2021 | (75,000) | 71.7090 | 71.5501-71.7884 |
| 09/07/2021 | 20,410 | 70.9398 | |
| 09/07/2021 | (75,000) | 71.3217 | 71.0200-71.6750 |
| 09/08/2021 | 79,590 | 72.4000 | |
| 09/08/2021 | (70,000) | 72.7818 | 72.4962-73.2122 |
| 09/08/2021 | (5,000) | 73.6600 | |
| 09/09/2021 | (25,000) | 73.6444 | 73.6150-73.7496 |
| 09/15/2021 | 8,451 | 79.5250 | |
| 09/15/2021 | (25,000) | 79.6500 | |
| 09/17/2021 | (50,000) | 77.7211 | 77.4993-77.7900 |
| 09/17/2021 | 2,139 | 77.9425 | |
| 09/20/2021 | 283,618 | 77.0670 | 76.3700-77.3521 |
| 09/20/2021 | 189,937 | 77.4217 | 77.3787-77.4499 |
| 09/23/2021 | 11,000 | 79.2154 |
| CUSIP No. 171798101 | SCHEDULE 13D/A | Page 10 of 10 Pages |
| 09/24/2021 | 23,000 | 81.2754 | |
| 09/24/2021 | (50,000) | 81.5679 | 81.2500-81.8650 |
| 09/27/2021 | 61,973 | 87.3083 | |
| 09/27/2021 | (25,000) | 87.4307 | 87.3079-87.7850 |
| 09/27/2021 | (25,000) | 88.4247 | 88.3670-88.5009 |
| 09/28/2021 | (75,000) | 88.4465 | 88.3473-88.6448 |
| 09/28/2021 | (75,000) | 90.1650 | 89.7771-90.5729 |
| 09/29/2021 | (50,000) | 88.8401 | 88.4500-89.1283 |
| 09/29/2021 | (50,000) | 90.7931 | 90.6100-90.9421 |
* Excluding commissions.
** Short sale.