What does CUSIP 759916109 represent in this 13F holders report?

CUSIP 759916109 is the security identifier for RGEN - REPLIGEN CORP - Common Stock used to aggregate holder disclosures.

How many institutions held RGEN - REPLIGEN CORP - Common Stock in Q1 2020?

301 institutional investors reported RGEN - REPLIGEN CORP - Common Stock for Q1 2020. Use the holders table for investor-level position and value details.

REPLIGEN CORP - Common Stock (RGEN)

CUSIP: 759916109

Q1 2020 13F Holders as of 31 Mar 2020

Type / Class: Equity / Common Stock
Shares outstanding: 56,095,854
Total 13F shares: 46,463,810
Share change: +3,069,147
Total reported value: $4,483,615,651
Put/Call ratio: 117%
Price per share: $96.54
Number of holders: 301
Value change: +$298,271,944
Number of buys: 135
Number of sells: 154

Security key

759916109

Report period

Q1 2020

Institutions

301

Top holders

RGEN full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2020 Previous quarter: Q4 2019 REPLIGEN CORP SEC filings REPLIGEN CORP company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 759916109

Newer quarter: Q2 2020 Previous quarter: Q4 2019

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top shareholders of RGEN - REPLIGEN CORP - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

BlackRock Finance, Inc.

13D/G signal

—

Evidence rows

Latest as of

31 Dec 2019

13F Lead comparable stake: 10% Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Finance, Inc.	13F Company 13F	10%	$534,549,000 5,778,909 shares	—	31 Dec 2019
VANGUARD GROUP INC	13F Company 13F	8%	$413,396,000 4,469,147 shares	—	31 Dec 2019
Invesco Ltd.	13F Company 13F	4.2%	$216,825,000 2,344,056 shares	—	31 Dec 2019
WELLINGTON MANAGEMENT GROUP LLP	13F Company 13F	4.1%	$211,550,000 2,287,013 shares	—	31 Dec 2019
STATE STREET CORP	13F Company 13F	2.8%	$143,935,000 1,556,050 shares	—	31 Dec 2019
Conestoga Capital Advisors, LLC	13F Company 13F	2.3%	$117,043,000 1,265,334 shares	—	31 Dec 2019
FRED ALGER MANAGEMENT, LLC	13F Company 13F	2.2%	$114,048,000 1,232,956 shares	—	31 Dec 2019
12 West Capital Management LP	13F Company 13F	2.1%	$109,013,000 1,178,524 shares	—	31 Dec 2019

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
FEDERATED HERMES, INC.	13F Company 13F	1.9%	$100,476,000 1,086,230 shares	—	31 Dec 2019
MACQUARIE GROUP LTD	13F Company 13F	1.7%	$89,351,000 965,962 shares	—	31 Dec 2019
WELLS FARGO & COMPANY/MN	13F Company 13F	1.7%	$87,508,000 946,022 shares	—	31 Dec 2019
NORTHERN TRUST CORP	13F Company 13F	1.5%	$76,600,000 828,116 shares	—	31 Dec 2019
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	1.4%	$71,704,000 775,192 shares	—	31 Dec 2019
1832 Asset Management L.P.	13F Company 13F	1.3%	$65,870,000 728,400 shares	—	31 Dec 2019
Stephens Investment Management Group LLC	13F Company 13F	1.3%	$66,169,000 715,336 shares	—	31 Dec 2019
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	1.2%	$64,101,000 692,992 shares	—	31 Dec 2019
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	1.2%	$59,865,000 647,190 shares	—	31 Dec 2019
LORD, ABBETT & CO. LLC	13F Company 13F	1.1%	$59,070,000 638,592 shares	—	31 Dec 2019
Bank of New York Mellon Corp	13F Company 13F	0.99%	$51,528,000 557,067 shares	—	31 Dec 2019
GILDER GAGNON HOWE & CO LLC	13F Company 13F	0.95%	$49,296,000 532,930 shares	—	31 Dec 2019
Ranger Investment Management, L.P.	13F Company 13F	0.93%	$48,223,000 521,331 shares	—	31 Dec 2019
EAGLE ASSET MANAGEMENT INC	13F Company 13F	0.9%	$46,523,000 502,955 shares	—	31 Dec 2019
NORGES BANK	13F Company 13F	0.85%	$44,088,000 476,630 shares	—	31 Dec 2019
VOYA INVESTMENT MANAGEMENT LLC	13F Company 13F	0.84%	$43,331,000 468,444 shares	—	31 Dec 2019
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.78%	$40,723,000 440,241 shares	—	31 Dec 2019
PALISADE CAPITAL MANAGEMENT, LP	13F Company 13F	0.71%	$36,953,000 399,496 shares	—	31 Dec 2019
Nuveen Asset Management, LLC	13F Company 13F	0.7%	$36,152,000 390,844 shares	—	31 Dec 2019
CARILLON TOWER ADVISERS, INC.	13F Company 13F	0.61%	$31,518,912 340,745 shares	—	31 Dec 2019
AMERIPRISE FINANCIAL INC	13F Company 13F	0.53%	$27,383,000 296,034 shares	—	31 Dec 2019
LOOMIS SAYLES & CO L P	13F Company 13F	0.49%	$25,499,000 275,675 shares	—	31 Dec 2019
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.44%	$22,601,000 244,332 shares	—	31 Dec 2019
Granahan Investment Management, LLC	13F Company 13F	0.43%	$22,354,000 241,666 shares	—	31 Dec 2019
SCHRODER INVESTMENT MANAGEMENT GROUP	13F Company 13F	0.43%	$22,197,000 239,964 shares	—	31 Dec 2019
Copper Rock Capital Partners, LLC	13F Company 13F	0.42%	$21,561,000 233,087 shares	—	31 Dec 2019
WESTFIELD CAPITAL MANAGEMENT CO LP	13F Company 13F	0.4%	$20,802,000 224,884 shares	—	31 Dec 2019
Redwood Investments, LLC	13F Company 13F	0.4%	$20,554,000 222,202 shares	—	31 Dec 2019
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	0.37%	$19,138,000 206,891 shares	—	31 Dec 2019
GOLDMAN SACHS GROUP INC	13F Company 13F	0.35%	$18,329,000 198,155 shares	—	31 Dec 2019
JENNISON ASSOCIATES LLC	13F Company 13F	0.34%	$17,854,000 193,016 shares	—	31 Dec 2019
BANK OF AMERICA CORP /DE/	13F Company 13F	0.34%	$17,815,000 192,594 shares	—	31 Dec 2019
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	0.33%	$17,288,000 186,894 shares	—	31 Dec 2019
ALLIANCEBERNSTEIN L.P.	13F Company 13F	0.29%	$15,190,000 164,221 shares	—	31 Dec 2019
NEW YORK STATE COMMON RETIREMENT FUND	13F Company 13F	0.29%	$15,031,000 162,497 shares	—	31 Dec 2019
RHUMBLINE ADVISERS	13F Company 13F	0.28%	$14,582,000 157,648 shares	—	31 Dec 2019
Iron Triangle Partners LP	13F Company 13F	0.27%	$13,875,000 150,000 shares	—	31 Dec 2019
ROYAL BANK OF CANADA	13F Company 13F	0.25%	$13,133,000 141,991 shares	—	31 Dec 2019
FMR LLC	13F Company 13F	0.25%	$12,975,000 140,275 shares	—	31 Dec 2019
UBS Group AG	13F Company 13F	0.25%	$12,801,000 138,379 shares	—	31 Dec 2019
FRANKLIN RESOURCES INC	13F Company 13F	0.24%	$12,603,000 136,246 shares	—	31 Dec 2019
EATON VANCE MANAGEMENT	13F Company 13F	0.23%	$12,186,000 131,744 shares	—	31 Dec 2019

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2020

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

301

46,463,810

Rows loaded

302

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q1 2020 vs Q4 2019 Across Filers

Q4 2019 holders

296

Q1 2020 holders

301

Holder diff

Investor	Q4 2019 Shares	Q1 2020 Shares	Share Diff	Share Chg %	Q4 2019 value	Q1 2020 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend