What does CUSIP 74766Q101 represent in this 13F holders report?

CUSIP 74766Q101 is the security identifier for QTRX - Quanterix Corp - Common Stock used to aggregate holder disclosures.

How many institutions held QTRX - Quanterix Corp - Common Stock in Q3 2018?

50 institutional investors reported QTRX - Quanterix Corp - Common Stock for Q3 2018. Use the holders table for investor-level position and value details.

Quanterix Corp - Common Stock (QTRX)

CUSIP: 74766Q101

Q3 2018 13F Holders as of 30 Sep 2018

Type / Class: Equity / Common Stock
Shares outstanding: 46,692,271
Total 13F shares: 8,992,253
Share change: +161,866
Total reported value: $192,610,384
Price per share: $21.42
Number of holders: 50
Value change: +$4,336,602
Number of buys: 35
Number of sells: 12

Quarterly Holders Quick Answers

What is CUSIP 74766Q101?
CUSIP 74766Q101 identifies QTRX - Quanterix 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: Q4 2018
Previous quarter: Q2 2018

Recent filing periods for CUSIP 74766Q101:

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

Top shareholders of QTRX - Quanterix 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
BAIN CAPITAL VENTURE INVESTORS, LLC	13F	Company	4.6%	2,136,085	$30,674,000	—	30 Jun 2018	13F
FMR LLC	13F	Company	2.8%	1,320,390	$18,961,000	—	30 Jun 2018	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	2.3%	1,090,893	$15,665,000	—	30 Jun 2018	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	2.1%	989,173	$14,205,000	—	30 Jun 2018	13F
Cormorant Asset Management, LP	13F	Company	1.8%	847,788	$12,174,000	—	30 Jun 2018	13F
ROYCE & ASSOCIATES LP	13F	Company	1%	479,000	$6,878,000	—	30 Jun 2018	13F
JENNISON ASSOCIATES LLC	13F	Company	0.75%	351,831	$5,052,000	—	30 Jun 2018	13F
BlackRock Finance, Inc.	13F	Company	0.53%	246,466	$3,539,000	—	30 Jun 2018	13F
Park West Asset Management LLC	13F	Company	0.45%	208,436	$2,993,000	—	30 Jun 2018	13F
PLATINUM INVESTMENT MANAGEMENT LTD	13F	Company	0.37%	175,000	$2,513,000	—	30 Jun 2018	13F
Bellevue Group AG	13F	Company	0.35%	165,480	$2,376,000	—	30 Jun 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.32%	149,519	$2,147,000	—	30 Jun 2018	13F
VANGUARD GROUP INC	13F	Company	0.25%	117,282	$1,685,000	—	30 Jun 2018	13F
D. E. Shaw & Co., Inc.	13F	Company	0.21%	97,481	$1,400,000	—	30 Jun 2018	13F
STATE STREET CORP	13F	Company	0.14%	65,797	$945,000	—	30 Jun 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.12%	55,556	$797,000	—	30 Jun 2018	13F
NORTHERN TRUST CORP	13F	Company	0.11%	53,343	$766,000	—	30 Jun 2018	13F
JPMORGAN CHASE & CO	13F	Company	0.11%	49,679	$714,000	—	30 Jun 2018	13F
TD ASSET MANAGEMENT INC	13F	Company	0.09%	43,300	$622,000	—	30 Jun 2018	13F
RWA WEALTH PARTNERS, LLC	13F	Company	0.07%	34,000	$488,000	—	30 Jun 2018	13F
Pendal Group Ltd	13F	Company	0.05%	25,026	$359,373	—	30 Jun 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.05%	22,676	$326,000	—	30 Jun 2018	13F
Bank of New York Mellon Corp	13F	Company	0.05%	21,685	$312,000	—	30 Jun 2018	13F
J.P. Morgan Private Wealth Advisors LLC	13F	Company	0.04%	16,350	$235,000	—	30 Jun 2018	13F
MORGAN STANLEY	13F	Company	0.03%	13,022	$187,000	—	30 Jun 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.03%	12,538	$180,000	—	30 Jun 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.02%	10,705	$154,000	—	30 Jun 2018	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.02%	8,162	$117,000	—	30 Jun 2018	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.02%	7,565	$109,000	—	30 Jun 2018	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.01%	3,253	$47,000	—	30 Jun 2018	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.01%	3,000	$43,000	—	30 Jun 2018	13F
Flagship Pioneering, LLC	13F	Company	4.3%	2,030,495	$29,158	—	30 Jun 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	0%	2,037	$29,000	—	30 Jun 2018	13F
UBS Group AG	13F	Company	0%	1,414	$20,000	—	30 Jun 2018	13F
Horan Securities, Inc.	13F	Company	0%	978	$15,000	—	30 Jun 2018	13F
ROYAL BANK OF CANADA	13F	Company	0%	842	$12,000	—	30 Jun 2018	13F
Legal & General Group Plc	13F	Company	0%	824	$12,000	—	30 Jun 2018	13F
BANK OF AMERICA CORP /DE/	13F	Company	0%	739	$11,000	—	30 Jun 2018	13F
Tower Research Capital LLC (TRC)	13F	Company	0%	725	$10,000	—	30 Jun 2018	13F
CITIGROUP INC	13F	Company	0%	717	$10,000	—	30 Jun 2018	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0%	607	$9,000	—	30 Jun 2018	13F
Ameritas Investment Partners, Inc.	13F	Company	0%	420	$6,000	—	30 Jun 2018	13F
BARCLAYS PLC	13F	Company	0%	365	$6,000	—	30 Jun 2018	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	0%	199	$2,858	—	30 Jun 2018	13F
PIEDMONT INVESTMENT ADVISORS INC	13F	Company	0%	87	$1,000	—	30 Jun 2018	13F
BANK OF MONTREAL /CAN/	13F	Company	0%	35	$1,000	—	30 Jun 2018	13F

Institutional Holders of Quanterix Corp - Common Stock (QTRX) as of Q3 2018

As of 30 Sep 2018, Quanterix Corp - Common Stock (QTRX) was held by 50 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 8,992,253 shares. The largest 10 holders included BAIN CAPITAL VENTURE INVESTORS, LLC, FMR LLC, PRICE T ROWE ASSOCIATES INC /MD/, GILDER GAGNON HOWE & CO LLC, ROYCE & ASSOCIATES LP, BlackRock Inc., Vanguard Group Inc, Bellevue Group AG, JENNISON ASSOCIATES LLC, and Portolan Capital Management, LLC. This page lists 50 institutional shareholders reporting positions in this security for the Q3 2018 filing period.

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

Compare Q3 2018 vs Q2 2018 Across Filers

Q2 2018 holders

Q3 2018 holders

Holder diff

Investor	Q2 2018 Shares	Q3 2018 Shares	Share Diff	Share Chg %	Q2 2018 Value $	Q3 2018 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.