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 Q4 2015?

64 institutional investors reported RPD - Rapid7, Inc. - Common Stock, par value $0.01 per share for Q4 2015. Use the holders table for investor-level position and value details.

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

CUSIP: 753422104

Q4 2015 13F Holders as of 31 Dec 2015

Type / Class: Equity / Common Stock, par value $0.01 per share
Shares outstanding: 65,632,515
Total 13F shares: 27,267,795
Share change: +603,837
Total reported value: $412,557,696
Put/Call ratio: 133%
Price per share: $15.13
Number of holders: 64
Value change: -$176,791
Number of buys: 38
Number of sells: 29

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.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

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

Newer quarter: Q1 2016
Previous quarter: Q3 2015

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
Technology Crossover Management VII, Ltd.	13F	Company	14%	9,438,043	$214,715,000	—	30 Sep 2015	13F
BAIN CAPITAL VENTURE INVESTORS, LLC	13F	Company	14%	8,981,231	$204,323,000	—	30 Sep 2015	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	1.6%	1,067,275	$24,281,000	—	30 Sep 2015	13F
FMR LLC	13F	Company	0.82%	540,000	$12,285,000	—	30 Sep 2015	13F
VANGUARD GROUP INC	13F	Company	0.6%	391,201	$8,900,000	—	30 Sep 2015	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.49%	321,908	$7,323,000	—	30 Sep 2015	13F
ESSEX INVESTMENT MANAGEMENT CO LLC	13F	Company	0.46%	298,910	$6,800,000	—	30 Sep 2015	13F
VISTA EQUITY PARTNERS MANAGEMENT, LLC	13F	Company	0.34%	225,647	$5,133,000	—	30 Sep 2015	13F
BLACKROCK ADVISORS LLC	13F	Company	0.33%	215,232	$4,897,000	—	30 Sep 2015	13F
LORD, ABBETT & CO. LLC	13F	Company	0.32%	210,891	$4,798,000	—	30 Sep 2015	13F
BlackRock Fund Advisors	13F	Company	0.29%	190,105	$4,325,000	—	30 Sep 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.28%	181,280	$4,124,000	—	30 Sep 2015	13F
FEDERATED HERMES, INC.	13F	Company	0.27%	175,000	$3,981,000	—	30 Sep 2015	13F
G2 Investment Partners Management LLC	13F	Company	0.25%	163,862	$3,728,000	—	30 Sep 2015	13F
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC	13F	Individual	0.24%	159,934	$3,638,000	—	30 Sep 2015	13F
JPMORGAN CHASE & CO	13F	Company	0.23%	154,025	$3,504,000	—	30 Sep 2015	13F
CABOT WEALTH MANAGEMENT INC	13F	Company	0.22%	144,868	$3,296,000	—	30 Sep 2015	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.21%	138,928	$3,161,000	—	30 Sep 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.2%	129,853	$2,954,000	—	30 Sep 2015	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	0.17%	112,470	$2,559,000	—	30 Sep 2015	13F
BlackRock Group LTD	13F	Company	0.15%	99,244	$2,258,000	—	30 Sep 2015	13F
Granahan Investment Management, LLC	13F	Company	0.14%	90,000	$2,048,000	—	30 Sep 2015	13F
TUDOR INVESTMENT CORP ET AL	13F	Company	0.12%	78,686	$1,790,000	—	30 Sep 2015	13F
STATE STREET CORP	13F	Company	0.11%	69,729	$1,586,000	—	30 Sep 2015	13F
WALL STREET ASSOCIATES	13F	Company	0.1%	67,500	$1,536,000	—	30 Sep 2015	13F
Spark Investment Management LLC	13F	Company	0.1%	65,500	$1,490,000	—	30 Sep 2015	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.09%	61,274	$1,394,000	—	30 Sep 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.08%	51,414	$1,169,000	—	30 Sep 2015	13F
BTG Pactual Global Asset Management Ltd	13F	Company	0.08%	50,000	$1,138,000	—	30 Sep 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.04%	27,888	$634,000	—	30 Sep 2015	13F
Zurcher Kantonalbank (Zurich Cantonalbank)	13F	Company	0.04%	26,929	$613,000	—	30 Sep 2015	13F
FRANKLIN RESOURCES INC	13F	Company	0.04%	25,000	$569,000	—	30 Sep 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.04%	24,786	$564,000	—	30 Sep 2015	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	0.03%	20,187	$459,000	—	30 Sep 2015	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.03%	17,812	$405,000	—	30 Sep 2015	13F
NORTHERN TRUST CORP	13F	Company	0.03%	17,645	$401,000	—	30 Sep 2015	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.03%	17,198	$391,000	—	30 Sep 2015	13F
Bank of New York Mellon Corp	13F	Company	0.02%	16,306	$371,000	—	30 Sep 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.02%	15,952	$363,000	—	30 Sep 2015	13F
MORGAN STANLEY	13F	Company	0.02%	15,309	$347,000	—	30 Sep 2015	13F
CREDIT SUISSE AG/	13F	Company	0.02%	14,869	$338,000	—	30 Sep 2015	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.02%	14,600	$332,000	—	30 Sep 2015	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.02%	14,180	$323,000	—	30 Sep 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.02%	13,000	$296,000	—	30 Sep 2015	13F
Virtu KCG Holdings LLC	13F	Company	0.02%	12,488	$284,000	—	30 Sep 2015	13F
CITADEL ADVISORS LLC	13F	Company	0.02%	11,146	$254,000	—	30 Sep 2015	13F
LOOMIS SAYLES & CO L P	13F	Company	0.02%	10,721	$244,000	—	30 Sep 2015	13F
ROYAL BANK OF CANADA	13F	Company	0.02%	10,200	$232,000	—	30 Sep 2015	13F
MENTA CAPITAL LLC	13F	Company	0.01%	9,020	$205,000	—	30 Sep 2015	13F
TEACHERS ADVISORS, LLC	13F	Company	0.01%	8,331	$190,000	—	30 Sep 2015	13F

Institutional Holders of Rapid7, Inc. - Common Stock, par value $0.01 per share (RPD) as of Q4 2015

As of 31 Dec 2015, Rapid7, Inc. - Common Stock, par value $0.01 per share (RPD) was held by 64 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 27,267,795 shares. The largest 10 holders included Technology Crossover Management VII, Ltd., BAIN CAPITAL VENTURE INVESTORS, LLC, Penserra Capital Management LLC, MASSACHUSETTS FINANCIAL SERVICES CO /MA/, WESTFIELD CAPITAL MANAGEMENT CO LP, VANGUARD GROUP INC, Alyeska Investment Group, L.P., WELLS FARGO & COMPANY/MN, CAISSE DE DEPOT ET PLACEMENT DU QUEBEC, and VISTA EQUITY PARTNERS MANAGEMENT, LLC. This page lists 64 institutional shareholders reporting positions in this security for the Q4 2015 filing period.

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

Compare Q4 2015 vs Q3 2015 Across Filers

Q3 2015 holders

Q4 2015 holders

Holder diff

-1

Investor	Q3 2015 Shares	Q4 2015 Shares	Share Diff	Share Chg %	Q3 2015 Value $	Q4 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.