# EDGAR Filing Document

**Accession Number:** 0001860782
**File Stem:** 0001860782-23-000029
**Filing Date:** 2023-3
**Character Count:** 11903
**Document Hash:** 92a386c38e83a380889b668126dbecfb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001860782-23-000029.hdr.sgml**: 20230308

**ACCESSION NUMBER**: 0001860782-23-000029

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 14

**CONFORMED PERIOD OF REPORT**: 20230307

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**ITEM INFORMATION**: Regulation FD Disclosure

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20230308

**DATE AS OF CHANGE**: 20230308

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** 2seventy bio, Inc.
- **CENTRAL INDEX KEY:** 0001860782
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **IRS NUMBER:** 863658454
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40791
- **FILM NUMBER:** 23714949

**BUSINESS ADDRESS:**
- **STREET 1:** 60 BINNEY STREET
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 339-499-9300

**MAIL ADDRESS:**
- **STREET 1:** 60 BINNEY STREET
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02210

?xml version="1.0" ? tvst-20230307

**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): March 7, 2023** 

**2seventy bio, Inc.**

**(Exact name of registrant as specified in its charter)**

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| | | |
|:---|:---|:---|
| **Delaware** | **001-40791** | **86-3658454** |
| **(State or other jurisdiction<br>of incorporation)** | **(Commission File Number)** | **(IRS Employer<br>Identification No.)** |
| **60 Binney Street,** | **60 Binney Street,** | **02142** |
| **Cambridge, MA** | **Cambridge, MA** | **02142** |
| **(Address of principal executive offices)** | **(Address of principal executive offices)** | **(Zip Code)** |

---

**Registrant's telephone number, including area code: (339) 499-9300**

**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<br>symbol(s)** | **Name of each exchange on which registered** |
| Common Stock, par value $0.0001 per share | TSVT | The NASDAQ Stock Market LLC |

---

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. □

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**Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.**

Effective March 7, 2023, the board of directors (the "Board") of 2seventy bio, Inc. (the "Company"), upon the recommendation of the Board's nominating and corporate governance committee, appointed Wei Lin, M.D. to the Board as a Class II director. Dr. Lin has also been appointed to the Nominating and Corporate Governance Committee of the Board.

In connection with the appointment, on March 7, 2023, the Company granted Dr. Lin a stock option to purchase 33,400 shares of the Company's common stock, par value $0.0001 per share ("Common Stock"), at a purchase price equal to the closing price per share of the Common Stock on the NASDAQ Global Select Market on March 7, 2023. Dr. Lin was also granted restricted stock units for 16,600 shares of Common Stock. The stock options and restricted stock units vest ratably over three years in annual installments from the date of grant, subject to continued service through the applicable vesting date.

Dr. Lin is not a party to any transaction with the Company that would require disclosure under Item 404(a) of Regulation S-K, and there are no arrangements of understandings between Dr. Lin and any other persons pursuant to which he was elected as a director.

**Item 7.01 Regulation FD Disclosure.**

On March 8, 2023, the Company issued a press release announcing Dr. Lin's appointment to the Board. A copy of this press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

The information in this Item 7.01 and Exhibit 99.1 attached hereto is intended to be furnished and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934 (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 or the Exchange Act, except as expressly set forth by specific reference in such filing.

**Item 9.01 Financial Statements and Exhibits**

(d) Exhibits

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| | |
|:---|:---|
| **Exhibit<br>No.** | **Description** |
| 99.1 | <u>[Press release issued by 2seventy bio, Inc. on March](weilinbodappointmentpr_030.htm)[8](weilinbodappointmentpr_030.htm)[, 2023.](weilinbodappointmentpr_030.htm)</u> |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document and incorporated as Exhibit 101) |

---

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**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 hereunto duly authorized.

---

| | | |
|:---|:---|:---|
| Dated: March 8, 2023 | **2seventy bio, Inc.** | **2seventy bio, Inc.** |
|  | By: | /s/ Chip Baird |
|  |  | Chip Baird |
|  |  | Chief Financial Officer |
|  |  | (Principal Financial and Accounting Officer) |

---

## Exhibit 99.1

![image_0a.jpg](image_0a.jpg)<br>

**2seventy bio Announces Appointment of Wei Lin, M.D. to Board of Directors**

CAMBRIDGE, Mass.— March 8, 2023—2seventy bio, Inc. (Nasdaq: TSVT) today announced the appointment of Wei Lin, M.D. to the company's Board of Directors, effective immediately.

"We are thrilled to welcome Dr. Wei Lin to 2seventy's Board during an exciting time in our Company's growth," said Nick Leschly, chief kairos officer. "Wei's leadership and deep expertise in clinical development strategy for cancer immunotherapy programs will be invaluable as we innovate new treatments to provide more time to patients and families living with cancer."

"I am excited to join 2seventy's Board of Directors and contribute my experience in clinical development," said Wei Lin, M.D. "Unleashing the power of the T cell is a truly inspiring scientific mission. We can take innovative approaches and build into the T cell sophisticated mechanisms to attack the tumor as well as exploring synergy with more traditional modalities, such as biologics and small molecules. I look forward to bringing the lessons learned from my career as a medical oncologist to help guide the optimal strategies in the development of novel treatment options for patients."

Dr. Lin is currently the Chief Medical Officer at Erasca where he leads development strategy and execution of the company's precision oncology programs. Prior to joining Erasca, he served as Head of Development at Nektar Therapeutics where he oversaw the development of the company's immuno-oncology and immunology pipeline. Before Nektar, Dr. Lin was at Genentech, where he served as the Global Development Leader for cancer immunotherapy in lung and head and neck cancer. Dr. Lin also served as a faculty member at the M.D. Anderson Cancer Center in Houston in the Department of Thoracic/Head and Neck Medical Oncology. He received a B.A. from Haverford College and an M.D. from Harvard Medical School. He completed a residency in internal medicine at Massachusetts General Hospital in Boston and a fellowship in medical oncology at the University of Texas M.D. Anderson Cancer Center.<br>

Dr. Lin has extensive clinical research experience and has been published in more than 15 peer-reviewed journals, including *New England Journal of Medicine*, *Lancet Oncology*, and *Journal of Clinical Oncology*.

**<u>About 2seventy bio</u>**

Our name, 2seventy bio, reflects why we do what we do - TIME. Cancer rips time away, and our goal is to work at the maximum speed of translating human thought into action – 270 miles per hour – to give the people we serve more time. We are building the leading immuno-oncology cell therapy company, focused on discovering and developing new therapies that truly disrupt the cancer treatment landscape With a deep understanding of the human body's immune response to tumor cells and how to translate cell therapies into practice, we're applying this knowledge to deliver next generation cellular therapies that focus on a broad range of hematologic malignancies, including the first FDA-approved CAR T cell therapy for multiple myeloma, as well as solid tumors. Our research and development is focused on delivering therapies that are designed with the goal to "think" smarter and faster than the disease. Importantly, we remain focused on accomplishing these goals by staying genuine and authentic to our "why" and keeping our people and culture top of mind every day.

For more information, visit <u>www.2seventybio.com</u>.

Follow 2seventy bio on social media: Twitter and LinkedIn.

2seventy bio is a trademark of 2seventy bio, Inc.

**<u>2seventy bio Cautionary Note Regarding Forward-Looking Statements</u>**

*This press release contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. All statements that are not statements of historical facts are, or may be* 

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*deemed to be, forward-looking statements. These statements include, but are not limited to, statements about: the research, development, and commercialization of our products and statements regarding the expected contributions of Dr. Lin; No forward-looking statement can be guaranteed. Forward-looking statements in this press release should be evaluated together with the many risks and uncertainties that affect 2seventy bio's business, particularly those identified in the risk factors discussion in 2seventy bio's Annual Report on Form 10-K, as updated by our subsequent Quarterly Reports on Form 10-Q, Current Reports on Form 8-K and other filings with the Securities and Exchange Commission. The forward-looking statements included in this document are made only as of the date of this document and except as otherwise required by applicable law, 2seventy bio undertakes no obligation to publicly update or revise any forward-looking statement, whether as a result of new information, future events, changed circumstances or otherwise.*

**2seventy contacts:**

**Investors:**<br>Elizabeth Pingpank<br>860-463-0469<br><u>elizabeth.pingpank@2seventybio.com</u><br>**Media:**<br>Morgan Adams<br>774.313.9852<br><u>morgan.adams@2seventybio.com</u><br>Jenn Snyder<br>617-448-0281<br><u>jenn.snyder@2seventybio.com</u>

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