Item 1(a)
Name of Issuer: Repligen Corporation
Item 1(b)
| | |
Address of Issuer’s Principal Executive Offices: | | 41 Seyon Street, Bldg. 1 |
| | Suite 100 |
| | Waltham, MA 02453 |
Item 2(a)
Name of Persons Filing: TimesSquare Capital Management, LLC (“TimesSquare”)
Item 2(b)
Address of Principal Business Office or, if none, Residence:
| | |
TimesSquare: | | 7 Times Square, 42nd Floor |
| | New York, NY 10036 |
Item 2(c)
Citizenship: TimesSquare is a Delaware limited liability company.
Item 2(d)
Title of Class of Securities: Common Stock, Class A, $0.01 par value
Item 2(e)
CUSIP Number: 759916109
Item 3
This statement is filed by TimesSquare pursuant to§§240.l3d-l(b), or240.13d-2(b) or (c), on the basis that TimesSquare is an investment adviser in accordance with§240.13d-1(b)(1)(ii)(E).
Item 4
Ownership. The following ownership information is as of December 31, 2018.
(a) | Amount Beneficially Owned: 0 |
Percent of class is based on 43,859,319 shares of Common Stock outstanding as of December 31, 2018 as reported to us by FT Interactive Data Corporation.