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 Q2 2015?

173 institutional investors reported RGEN - REPLIGEN CORP - Common Stock for Q2 2015. Use the holders table for investor-level position and value details.

REPLIGEN CORP - Common Stock (RGEN)

CUSIP: 759916109

Q2 2015 13F Holders as of 30 Jun 2015

Type / Class: Equity / Common Stock
Shares outstanding: 56,095,854
Total 13F shares: 30,306,137
Share change: +712,702
Total reported value: $1,250,670,824
Put/Call ratio: 41%
Price per share: $41.27
Number of holders: 173
Value change: +$37,385,722
Number of buys: 79
Number of sells: 96

Quarterly Holders Quick Answers

What is CUSIP 759916109?
CUSIP 759916109 identifies RGEN - REPLIGEN CORP - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2015
Previous quarter: Q1 2015

Recent filing periods for CUSIP 759916109:

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

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

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
FMR LLC	13F	Company	4.8%	2,707,522	$82,200,000	—	31 Mar 2015	13F
BlackRock Fund Advisors	13F	Company	4.1%	2,315,375	$70,295,000	—	31 Mar 2015	13F
Invesco Ltd.	13F	Company	3.7%	2,059,142	$62,516,000	—	31 Mar 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2.4%	1,319,162	$40,050,000	—	31 Mar 2015	13F
STATE STREET CORP	13F	Company	2.3%	1,265,060	$38,405,000	—	31 Mar 2015	13F
VANGUARD GROUP INC	13F	Company	2.2%	1,247,083	$37,862,000	—	31 Mar 2015	13F
Conestoga Capital Advisors, LLC	13F	Company	1.9%	1,040,233	$31,581,000	—	31 Mar 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	1.7%	953,968	$28,962,000	—	31 Mar 2015	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1.5%	860,165	$26,115,000	—	31 Mar 2015	13F
OppenheimerFunds, Inc.	13F	Company	1.5%	839,100	$25,475,000	—	31 Mar 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	1.3%	752,796	$22,855,000	—	31 Mar 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.3%	751,169	$22,805,000	—	31 Mar 2015	13F
WALL STREET ASSOCIATES	13F	Company	1.2%	697,600	$21,179,000	—	31 Mar 2015	13F
FEDERATED HERMES, INC.	13F	Company	1.1%	589,421	$17,894,000	—	31 Mar 2015	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	1%	573,854	$17,423,000	—	31 Mar 2015	13F
TAMRO Capital Partners LLC	13F	Company	0.95%	530,690	$16,112,000	—	31 Mar 2015	13F
Bank of New York Mellon Corp	13F	Company	0.94%	528,829	$16,054,000	—	31 Mar 2015	13F
Allianz Asset Management GmbH	13F	Company	0.84%	472,945	$14,359,000	—	31 Mar 2015	13F
NORTHERN TRUST CORP	13F	Company	0.77%	433,408	$13,158,000	—	31 Mar 2015	13F
BNP Paribas Asset Management Holding S.A.	13F	Company	0.72%	402,385	$12,216,000	—	31 Mar 2015	13F
KALMAR INVESTMENTS INC /DE/	13F	Company	0.69%	385,148	$11,693,000	—	31 Mar 2015	13F
PALISADE CAPITAL MANAGEMENT, LP	13F	Company	0.66%	372,711	$11,316,000	—	31 Mar 2015	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.65%	367,393	$11,154,000	—	31 Mar 2015	13F
LORD, ABBETT & CO. LLC	13F	Company	0.64%	361,115	$10,964,000	—	31 Mar 2015	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.55%	308,557	$9,368,000	—	31 Mar 2015	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	0.47%	264,438	$8,028,000	—	31 Mar 2015	13F
MCKINLEY CAPITAL MANAGEMENT LLC	13F	Company	0.45%	255,123	$7,746,000	—	31 Mar 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.44%	247,998	$7,530,000	—	31 Mar 2015	13F
QS Investors, LLC	13F	Company	0.42%	234,916	$7,131,000	—	31 Mar 2015	13F
GUGGENHEIM CAPITAL LLC	13F	Company	0.42%	233,385	$7,086,000	—	31 Mar 2015	13F
AWM Investment Company, Inc.	13F	Company	0.41%	230,000	$6,983,000	—	31 Mar 2015	13F
RUSSELL FRANK CO/	13F	Company	0.4%	225,070	$6,834,000	—	31 Mar 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.39%	219,158	$6,653,000	—	31 Mar 2015	13F
Cupps Capital Management, LLC	13F	Company	0.37%	208,376	$6,326,000	—	31 Mar 2015	13F
Granite Investment Partners, LLC	13F	Company	0.37%	205,022	$6,224,000	—	31 Mar 2015	13F
ARBOR CAPITAL MANAGEMENT LLC	13F	Company	0.35%	198,003	$6,011,000	—	31 Mar 2015	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.34%	190,587	$5,786,000	—	31 Mar 2015	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.38%	214,054	$5,452,000	—	31 Mar 2015	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.31%	173,998	$5,282,000	—	31 Mar 2015	13F
Pier Capital, LLC	13F	Company	0.29%	160,601	$4,876,000	—	31 Mar 2015	13F
PRUDENTIAL FINANCIAL INC	13F	Company	0.28%	157,930	$4,795,000	—	31 Mar 2015	13F
THB ASSET MANAGEMENT	13F	Company	0.25%	138,658	$4,209,000	—	31 Mar 2015	13F
STEPHENS INC /AR/	13F	Company	0.25%	138,509	$4,205,000	—	31 Mar 2015	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.25%	138,237	$4,197,000	—	31 Mar 2015	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.22%	124,935	$3,793,000	—	31 Mar 2015	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.21%	118,828	$3,608,000	—	31 Mar 2015	13F
ClariVest Asset Management LLC	13F	Company	0.21%	117,340	$3,562,000	—	31 Mar 2015	13F
MARSHALL WACE, LLP	13F	Company	0.21%	116,524	$3,538,000	—	31 Mar 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.2%	110,306	$3,349,000	—	31 Mar 2015	13F
Matarin Capital Management, LLC	13F	Company	0.2%	109,848	$3,334,985	—	31 Mar 2015	13F

Institutional Holders of REPLIGEN CORP - Common Stock (RGEN) as of Q2 2015

As of 30 Jun 2015, REPLIGEN CORP - Common Stock (RGEN) was held by 173 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 30,306,137 shares. The largest 10 holders included FMR LLC, BlackRock Fund Advisors, Invesco Ltd., RS INVESTMENT MANAGEMENT CO LLC, OPPENHEIMER FUNDS INC, STATE STREET CORP, VANGUARD GROUP INC, DIMENSIONAL FUND ADVISORS LP, RENAISSANCE TECHNOLOGIES LLC, and BlackRock Institutional Trust Company, N.A.. This page lists 173 institutional shareholders reporting positions in this security for the Q2 2015 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2015 vs Q1 2015 Across Filers

Q1 2015 holders

166

Q2 2015 holders

173

Holder diff

Investor	Q1 2015 Shares	Q2 2015 Shares	Share Diff	Share Chg %	Q1 2015 Value $	Q2 2015 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.