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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
_______________________________________________________________________________________________
FORM 8-K
_______________________________________________________________________________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): August 5, 2021
_______________________________________________________________________________________________
Arena Pharmaceuticals, Inc.
(Exact name of Registrant as Specified in Its Charter)
_______________________________________________________________________________________________
Delaware
000-31161
23-2908305
(State or Other Jurisdiction
of Incorporation)
(Commission File Number)
(IRS Employer
Identification No.)
136 Heber Avenue, Suite 204,
Park City, UT
84060
(Address of Principal Executive Offices) (Zip Code)
Registrant’s Telephone Number, Including Area Code: (858) 453-7200
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
_______________________________________________________________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act: 
Title of each class   Trading Symbol(s)   Name of each exchange on which registered
Common Stock, par value $0.0001 per share   ARNA   The Nasdaq Global Select Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.




In this report, “Arena Pharmaceuticals,” “Arena,” “Company,” “we,” “us” and “our” refer to Arena Pharmaceuticals, Inc., and/or one or more of our wholly owned subsidiaries, unless the context otherwise provides. Arena Pharmaceuticals® and Arena® are registered service marks of Arena Pharmaceuticals, Inc.
Item 2.02 Results of Operations and Financial Condition.
On August 5, 2021, we issued a press release reporting our financial results for the second quarter ended June 30, 2021. The full text of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
In accordance with General Instruction B.2 of Form 8-K, the information in this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such a filing.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits.
99.1
104 Cover Page Interactive Data File (embedded within the Inline XBRL document)



SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
Date: August 5, 2021 Arena Pharmaceuticals, Inc.
By: /s/ Amit D. Munshi
Amit D. Munshi
President and Chief Executive Officer


Exhibit 99.1
IMAGE_0A.JPG
Arena Reports Second Quarter Financial Results and Key Program Updates
Phase 3 ELEVATE UC 12 trial reached full enrollment; topline data expected Q1 2022 with ELEVATE UC 52
Liquidity position at ~$1.0 billion as of June 30, 2021 to support continued pipeline progress

PARK CITY, Utah, August 5, 2021 - Arena Pharmaceuticals, Inc. (Nasdaq: ARNA) today provided a corporate update and reported financial results for the second quarter ended June 30, 2021.

“With today’s announcement of the ELEVATE UC 12 trial reaching full enrollment, we look forward to a potentially transformational data readout of ELEVATE UC 12 and ELEVATE UC 52 in the first quarter of next year. We are also pleased with our recently announced partnership with Aristea to strengthen our mid-stage immunology pipeline,” said Amit D. Munshi, President and CEO of Arena. “We remain excited about moving forward to Phase 3 in atopic dermatitis — a decision that is further supported by updated OLE data. We are continuing to engage regulatory agencies worldwide in the design of the program.”

Key Program & Corporate Updates
Gastroenterology
In August the Phase 3 ELEVATE UC 12 trial for etrasimod in ulcerative colitis reached full enrollment
Topline data for both ELEVATE UC 12 and ELEVATE UC 52 expected contemporaneously in Q1 2022
In August announced collaboration with Second Genome to identify microbiome biomarkers associated with clinical benefit for the Phase 2/3 CULTIVATE trial sub-study A for etrasimod in Crohn’s disease
In August increased target enrollment in CULTIVATE sub-study A from 50 participants to 70 participants; dose-ranging data to read out in early Q2 2022; enhanced data may allow Sub-Study 1 to transition to a registrational study and reduce the overall timeline on the program
In June the FDA granted Orphan Drug Designation status to etrasimod for the treatment of eosinophilic esophagitis
Dermatology
In July we evaluated an updated OLE data set from the Phase 2 ADVISE trial for 2 mg etrasimod in atopic dermatitis that demonstrated meaningful effects at week 16 of the OLE period on validated Investigator Global Assessment (vIGA) at 47%, Eczema Area and Severity Index (EASI-75) at 72%, and Peak Pruritis Numeric Rating Scale (PP-NRS) at 61% with consistent safety profile out to one year
In July the Phase 2 trial for etrasimod in alopecia areata was amended to add a 3 mg cohort and expand patient population subtypes; topline data expected 2H 2022
In April during a late-breaking session at The American Academy of Dermatology Virtual Meeting, data from the Phase 2 ADVISE trial in atopic dermatitis was presented that measured the impact of etrasimod on patient and clinician reported outcomes
Cardiovascular
In July a Phase 2 trial for temanogrel in Raynaud’s phenomenon secondary to systemic sclerosis was initiated
In July a Phase 2 trial for APD418 in acute heart failure was initiated



In June the first participant was dosed in the Phase 2 trial for temanogrel in microvascular obstruction
Corporate Updates
In July we entered into a strategic collaboration and option agreement with Aristea for the development of RIST4721, an oral, selective CXCR2 antagonist being developed for the treatment of palmoplantar pustulosis (PPP) and other neutrophil-mediated diseases
In July Doug Manion was appointed as Executive Vice President, Research & Development
In June Steve Schoch was appointed to the Board of Directors and as chair of the Audit Committee
In May and June Arena earned score upgrades from ISS (Prime rating) and MSCI (BB to A rating) following the 2021 Arena Environmental, Social, Governance (ESG) Report published in April
Financial Update
Second Quarter 2021 Financial Results
Research and development (R&D) expenses for the second quarter totaled $112.5 million compared to $64.9 million in the same period 2020. This increase was primarily driven by our advancing clinical studies, including the etrasimod Phase 3 program, as well as an increase in personnel expenses to support our clinical programs. The R&D non-cash, share-based compensation was $8.7 million in the second quarter as compared to $6.3 million in the same period 2020
Selling, general and administrative (SG&A) expenses for the second quarter totaled $31.9 million, compared to $22.9 million in the second quarter of 2020. This increase was primarily driven by an increase in personnel expenses and other professional fees. The SG&A non-cash, share-based compensation was $9.1 million in the second quarter as compared to $6.0 million in the same period 2020
Net loss for the second quarter was $146.1 million compared to net loss of $84.9 million for the same period in 2020
Basic and diluted net loss per share for the second quarter was $2.40 compared to basic and diluted net loss per share of $1.61 for the same period in 2020
Cash, cash equivalents and marketable securities were $1.0 billion at June 30, 2021 as compared to $1.1 billion at December 31, 2020
Conference Call & Webcast Information
Arena will host a conference call and live webcast to discuss the results with the investment community today, Thursday, August 5, 2021, at 4:30 PM ET, to discuss the financial results and corporate update.
Conference call will be broadcast live in listen-only mode on the company’s investor relations website at https://invest.arenapharm.com/events-presentations. Shortly after the event, a recording will be archived under the investor relations section of Arena’s website for 30 days.

About Arena Pharmaceuticals
ARENA Pharmaceuticals is a team with a singular purpose – deliver important medicines to patients.

In a rapidly changing global market, we work with a sense of urgency every day to understand the needs of all our stakeholders, identify bold, sometimes disruptive, ideas to get medicines to patients, and relentlessly execute until it’s done.

ARENA - Care More. Act Differently.

Etrasimod, temanogrel, and APD418 are investigational compounds that are not approved for any use in any country.
Forward-Looking Statements



Certain statements in this press release are forward-looking statements that involve a number of risks and uncertainties. Such forward-looking statements may be identified by words such as “expected,” “look forward to,” “on track for,” “plans,” and “will,” and include, without limitation, statements about the following: Arena’s clinical programs, including expectations regarding study progress, the timing of data readouts for ongoing and anticipated trials, expectations regarding the commencement of additional studies, plans to provide updates on programs and trials, and other statements under “Key Program & Corporate Updates” above. For such statements, Arena claims the protection of the Private Securities Litigation Reform Act of 1995. Actual events or results may differ materially from Arena’s expectations. Factors that could cause actual results to differ materially from the forward-looking statements include, but are not limited to, the following: topline data may not accurately reflect the complete results of a particular study or trial; results of clinical trials and other studies are subject to different interpretations and may not be predictive of future results; clinical trials and other studies may not proceed at the time or in the manner expected or at all; the timing and outcome of research, development and regulatory review is uncertain, and Arena’s drug candidates may not advance in development or be approved for marketing; enrolling patients in Arena’s ongoing and intended clinical trials is competitive and challenging; the duration and severity of the coronavirus disease (COVID-19) pandemic, including but not limited to the impact on Arena’s clinical operations, the operations of Arena’s suppliers, partners, collaborators, licensees, and capital markets, which in each case remains uncertain; risks related to developing and commercializing drugs; Arena will need additional funds to advance all of its programs; the impact of competition; risks related to unexpected or unfavorable new data; the risk that regulatory agencies may interpret or weigh the importance of data differently and reach different conclusions than Arena or others, request additional information, have additional recommendations or change their guidance or requirements before or after approval; satisfactory resolution of litigation or other disagreements with others; and risks related to the enforcement of Arena’s and third parties’ intellectual property rights. Additional factors that could cause actual results to differ materially from those stated or implied by Arena’s forward-looking statements are disclosed in Arena’s filings with the Securities and Exchange Commission (SEC), including but not limited to Arena’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2021, which was filed with the SEC on May 5, 2021. These forward-looking statements represent Arena’s judgment as of the time of this release. Arena disclaims any intent or obligation to update these forward-looking statements, other than as may be required under applicable law.

Corporate Contacts:
Patrick Malloy
Arena Pharmaceuticals, Inc.
Vice President, Investor Relations & Corporate Communications
pmalloy@arenapharm.com
847.987.4878

Sara Doran
Arena Pharmaceuticals, Inc.
Associate Director, Investor Relations & Corporate Communications
sdoran@arenapharm.com

(Tables Follow)



Arena Pharmaceuticals, Inc.
Condensed Consolidated Statements of Operations
(In thousands, except per share amounts)
(Unaudited)

Three Months Ended
June 30,
Six Months Ended
June 30,
2021 2020 2021 2020
Revenues:
Royalty revenue $ —  $ —  $ —  $ 262 
Total revenues —  —  —  262 
Operating Costs and Expenses:
Research and development 112,453  64,946  214,988  143,479 
Selling, general and administrative 31,938  22,877  61,396  49,319 
Total operating costs and expenses 144,391  87,823  276,384  192,798 
Loss from operations (144,391) (87,823) (276,384) (192,536)
Interest and Other Income (Expense):
Interest income 328  3,065  1,018  8,011 
Interest expense (1,051) (1,144) (2,124) (2,307)
Other (expense) income, net (981) 974  (891) 1,697 
Gain from Longboard equity method investment —  —  13,869  — 
Total interest and other income (expense), net (1,704) 2,895  11,872  7,401 
Net loss $ (146,095) $ (84,928) $ (264,512) $ (185,135)
Net loss per share, basic and diluted: $ (2.40) $ (1.61) $ (4.39) $ (3.59)
Shares used in calculating net loss per share, basic and diluted: 60,786  52,771  60,286  51,500 



Arena Pharmaceuticals, Inc.
Condensed Consolidated Balance Sheet Data
(In thousands, except share data)
(Unaudited)
June 30,
2021
December 31,
2020
Assets
Current assets:
Cash and cash equivalents $ 514,177  $ 219,544 
Short-term investments, available-for-sale 457,359  884,497 
Prepaid expenses and other current assets 18,899  35,266 
Total current assets 990,435  1,139,307 
Investments, available-for-sale 34,419  — 
Land, property and equipment, net 20,388  22,090 
Other non-current assets 39,417  29,323 
Total assets $ 1,084,659  $ 1,190,720 
Liabilities and Stockholders' Equity
Current liabilities:
Accounts payable and other accrued liabilities $ 23,417  $ 35,351 
Accrued clinical and preclinical study fees 36,701  18,325 
Current portion of lease financing obligations 4,719  4,401 
Total current liabilities 64,837  58,077 
Other long-term liabilities 9,962  10,963 
Lease financing obligations, less current portion 38,780  41,211 
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.0001 par value, 7,500,000 shares authorized, no shares issued and outstanding at June 30, 2021 and December 31, 2020 —  — 
Common stock, $0.0001 par value, 147,000,000 shares authorized at June 30, 2021 and December 31, 2020; 61,044,996 and 58,611,210 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively
Additional paid-in capital 2,743,225  2,587,494 
Accumulated other comprehensive income 92  700 
Accumulated deficit (1,772,243) (1,507,731)
Total stockholders' equity 971,080  1,080,469 
Total liabilities and stockholders' equity $ 1,084,659  $ 1,190,720