What does CUSIP 753422104 represent in this 13F holders report?

CUSIP 753422104 is the security identifier for RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share used to aggregate holder disclosures.

How many institutions held RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share in Q1 2019?

222 institutional investors reported RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share for Q1 2019. Use the holders table for investor-level position and value details.

Rapid7, Inc. - Common Stock, par value $0.01 per share (RPD)

CUSIP: 753422104

Q1 2019 13F Holders as of 31 Mar 2019

Type / Class: Equity / Common Stock, par value $0.01 per share
Shares outstanding: 65,632,515
Total 13F shares: 42,719,976
Share change: +1,369,821
Total reported value: $2,161,982,020
Put/Call ratio: 27%
Price per share: $50.61
Number of holders: 222
Value change: +$111,097,425
Number of buys: 123
Number of sells: 106

Quarterly Holders Quick Answers

What is CUSIP 753422104?
CUSIP 753422104 identifies RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share 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: Q2 2019
Previous quarter: Q4 2018

Recent filing periods for CUSIP 753422104:

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

Top shareholders of RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share (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
VANGUARD GROUP INC	13F	Company	5.3%	3,493,782	$108,866,000	—	31 Dec 2018	13F
BlackRock Finance, Inc.	13F	Company	4.1%	2,689,933	$83,818,000	—	31 Dec 2018	13F
WASATCH ADVISORS LP	13F	Company	2.5%	1,641,259	$51,142,000	—	31 Dec 2018	13F
SQN Investors LP	13F	Company	2.4%	1,567,865	$48,855,000	—	31 Dec 2018	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	2.3%	1,501,545	$46,788,000	—	31 Dec 2018	13F
Bank of New York Mellon Corp	13F	Company	2.3%	1,486,628	$46,325,000	—	31 Dec 2018	13F
Point72 Asset Management, L.P.	13F	Company	2.2%	1,473,100	$45,902,000	—	31 Dec 2018	13F
FEDERATED HERMES, INC.	13F	Company	1.9%	1,244,217	$38,770,000	—	31 Dec 2018	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	1.6%	1,076,176	$33,534,000	—	31 Dec 2018	13F
Technology Crossover Management VII, Ltd.	13F	Company	1.6%	1,038,043	$32,345,000	—	31 Dec 2018	13F
EMERALD ADVISERS, LLC	13F	Company	1.4%	916,059	$28,544,000	—	31 Dec 2018	13F
CITADEL ADVISORS LLC	13F	Company	1.4%	903,730	$28,160,000	—	31 Dec 2018	13F
COLUMBUS CIRCLE INVESTORS	13F	Company	1.4%	890,847	$27,759,000	—	31 Dec 2018	13F
LOOMIS SAYLES & CO L P	13F	Company	1.3%	881,301	$27,461,000	—	31 Dec 2018	13F
MACQUARIE GROUP LTD	13F	Company	1.3%	873,643	$27,223,000	—	31 Dec 2018	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	1.3%	851,739	$26,540,000	—	31 Dec 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1.3%	821,800	$25,607,000	—	31 Dec 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.1%	745,046	$23,215,000	—	31 Dec 2018	13F
STATE STREET CORP	13F	Company	1.1%	739,800	$23,052,000	—	31 Dec 2018	13F
GW&K Investment Management, LLC	13F	Company	1.1%	726,444	$22,636,000	—	31 Dec 2018	13F
Hood River Capital Management LLC	13F	Company	1%	656,885	$20,469,000	—	31 Dec 2018	13F
Legal & General Group Plc	13F	Company	0.94%	618,338	$19,267,000	—	31 Dec 2018	13F
Clearbridge Investments, LLC	13F	Company	0.82%	537,111	$16,736,000	—	31 Dec 2018	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.8%	521,995	$16,265,000	—	31 Dec 2018	13F
NORTHERN TRUST CORP	13F	Company	0.72%	474,263	$14,778,000	—	31 Dec 2018	13F
Allianz Asset Management GmbH	13F	Company	0.72%	472,819	$14,733,000	—	31 Dec 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.71%	464,896	$14,485,000	—	31 Dec 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.7%	458,683	$14,293,000	—	31 Dec 2018	13F
Garelick Capital Partners, LP	13F	Company	0.65%	429,774	$13,392,000	—	31 Dec 2018	13F
Portolan Capital Management, LLC	13F	Company	0.62%	408,042	$12,715,000	—	31 Dec 2018	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.59%	387,764	$12,082,000	—	31 Dec 2018	13F
Invesco Ltd.	13F	Company	0.57%	373,878	$11,650,000	—	31 Dec 2018	13F
ETF MANAGERS GROUP, LLC	13F	Company	0.56%	368,578	$11,485,000	—	31 Dec 2018	13F
BARCLAYS PLC	13F	Company	0.54%	353,634	$11,019,000	—	31 Dec 2018	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.52%	338,709	$10,554,000	—	31 Dec 2018	13F
CASTLEARK MANAGEMENT LLC	13F	Company	0.51%	337,792	$10,526,000	—	31 Dec 2018	13F
CHARTWELL INVESTMENT PARTNERS, LLC	13F	Company	0.47%	310,545	$9,677,000	—	31 Dec 2018	13F
Intrinsic Edge Capital Management LLC	13F	Company	0.45%	296,445	$9,237,000	—	31 Dec 2018	13F
Granahan Investment Management, LLC	13F	Company	0.44%	288,449	$8,988,000	—	31 Dec 2018	13F
ROYAL BANK OF CANADA	13F	Company	0.39%	256,941	$8,007,000	—	31 Dec 2018	13F
OSTERWEIS CAPITAL MANAGEMENT INC	13F	Company	0.39%	253,585	$7,902,000	—	31 Dec 2018	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.38%	250,834	$7,815,000	—	31 Dec 2018	13F
BANK OF MONTREAL /CAN/	13F	Company	0.37%	245,992	$7,665,000	—	31 Dec 2018	13F
Polar Capital LLP	13F	Company	0.36%	238,759	$7,440,000	—	31 Dec 2018	13F
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	13F	Company	0.35%	228,932	$7,134,000	—	31 Dec 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.33%	215,527	$6,716,000	—	31 Dec 2018	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.33%	213,800	$6,662,000	—	31 Dec 2018	13F
Pier Capital, LLC	13F	Company	0.31%	200,716	$6,254,000	—	31 Dec 2018	13F
Cortina Asset Management, LLC	13F	Company	0.28%	183,195	$5,708,000	—	31 Dec 2018	13F
Alyeska Investment Group, L.P.	13F	Company	0.27%	175,154	$5,458,000	—	31 Dec 2018	13F

Institutional Holders of Rapid7, Inc. - Common Stock, par value $0.01 per share (RPD) as of Q1 2019

As of 31 Mar 2019, Rapid7, Inc. - Common Stock, par value $0.01 per share (RPD) was held by 222 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 42,719,976 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock Inc., Bank of New York Mellon Corp, WELLINGTON MANAGEMENT GROUP LLP, ALLIANCEBERNSTEIN L.P., FEDERATED INVESTORS INC /PA/, WASATCH ADVISORS INC, SQN Investors LP, ALKEON CAPITAL MANAGEMENT LLC, and MASSACHUSETTS FINANCIAL SERVICES CO /MA/. This page lists 222 institutional shareholders reporting positions in this security for the Q1 2019 filing period.

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

Compare Q1 2019 vs Q4 2018 Across Filers

Q4 2018 holders

192

Q1 2019 holders

222

Holder diff

Investor	Q4 2018 Shares	Q1 2019 Shares	Share Diff	Share Chg %	Q4 2018 Value $	Q1 2019 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.