13F

Stock

Quanterix Corp

QTRX · held by 133 managers

Reported value

$222M

Holders

133

+2 new · −0 exited

Holders’ est. mark

$852K

Price effect on 5 books still in the name

Largest holder

$31.8M

AMERIPRISE FINANCIAL INC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
AMERIPRISE FINANCIAL INC5M$31.8M—Held
Portolan Capital Management, LLC4.53M$28.8M—Held
BlackRock, Inc.3.38M$21.5M—Held
Vanguard2.68M$17M—Held
Blue Water Life Science Advisors, LP2.09M$13.3M—Held
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC2.05M$13M—Held
Invenomic Capital Management LP1.51M$9.57M—Held
GEODE CAPITAL MANAGEMENT, LLC1.07M$6.83M—Held
State Street893.4K$5.68M—Held
MORGAN STANLEY823K$5.23M$749.8KAdded$856.3K
Trium Capital LLP817.5K$5.2M—Held
Williams Jones Wealth Management, LLC.638.9K$4.06M—Held
Empire Financial Management Company, LLC617.8K$3.93M—Held
EASTERLY INVESTMENT PARTNERS LLC616.7K$3.92M—Held
Tikvah Management LLC571.6K$3.64M—Held
First Eagle Investment Management, LLC531.4K$3.38M—Held
MILLENNIUM MANAGEMENT LLC402.6K$2.56M—Held
DIMENSIONAL FUND ADVISORS LP389.5K$2.48M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC362.7K$2.31M—Held
NORTHERN TRUST CORP345.6K$2.2M—Held
Parkman Healthcare Partners LLC329K$2.09M—Held
UBS Group AG311.5K$1.98M—Held
TWO SIGMA INVESTMENTS, LP258.9K$1.65M—Held
Russell Investments Group, Ltd.256.1K$1.63M—Held
ENVESTNET ASSET MANAGEMENT INC252.2K$1.6M—Held
GOLDMAN SACHS GROUP INC248.2K$1.58M—Held
IRONWOOD INVESTMENT MANAGEMENT LLC172.3K$1.1M—Held
TUDOR INVESTMENT CORP ET AL169.7K$1.08M—New
BNP PARIBAS FINANCIAL MARKETS168.4K$1.07M—Held
WELLS FARGO & COMPANY/MN162.7K$1.03M—Held
Fidelity159.9K$1.02M—Held
MARSHALL WACE, LLP155.2K$986.9K—Held
STATE OF WISCONSIN INVESTMENT BOARD147.8K$940.2K—Held
Jump Financial, LLC144.1K$916.4K—Held
Bank of New York Mellon Corp123.5K$785.6K—Held
BARCLAYS PLC120.2K$764.5K$62.6KAdded$399.2K
SCS Capital Management LLC120K$763.4K—Held
JPMORGAN CHASE & CO114K$725.2K—Held
Invesco Ltd.113.2K$720K—Held
CITIGROUP INC112.4K$714.7K—Held
Aberdeen Group plc104K$661.7K—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP103.6K$659.1K—Held
AMERICAN CENTURY COMPANIES INC103.2K$656.4K—Held
ROYAL BANK OF CANADA101K$642K—Held
Citadel98.6K$626.9K—Held
TWO SIGMA ADVISERS, LP86.9K$552.6K—Held
XTX Topco Ltd74.1K$471.2K—Held
Nuveen, LLC71.5K$454.5K—Held
JANE STREET GROUP, LLC69.4K$441.3K—Held
Icahn Capital65.5K$416.7K—Held
Quantinno Capital Management LP63.8K$405.7K—Held
Clarius Group, LLC62.1K$394.7K—Held
Schonfeld Strategic Advisors LLC61.7K$392.6K—Held
Mount Lucas Management LP56.5K$359.3K—Held
Susquehanna Portfolio Strategies, LLC55.1K$350.8K—Held
RHUMBLINE ADVISERS55.1K$350.5K—Held
PEDDOCK CAPITAL ADVISORS, LLC52.1K$331.4K—Held
PDT Partners, LLC47.7K$303.2K—Held
D. E. Shaw & Co., Inc.45.6K$290.2K—Held
ALLIANCEBERNSTEIN L.P.44.5K$282.9K—Held
BRIDGEWAY CAPITAL MANAGEMENT, LLC43K$273.5K—Held
BANK OF AMERICA CORP /DE/42.5K$270.6K$39.6KCut−$209.2K
DEUTSCHE BANK AG\29.9K$190.2K—Held
Numerai GP LLC29.8K$189.3K—Held
LOS ANGELES CAPITAL MANAGEMENT LLC35K$174.9K—Held
PARAGON ASSOCIATES & PARAGON ASSOCIATES II JOINT VENTURE25K$159K—Held
LPL Financial LLC24.9K$158.2K—Held
ExodusPoint Capital Management, LP24.1K$153.1K—Held
OSAIC HOLDINGS, INC.23.2K$147.7K—Held
Quadrature Capital Ltd21.7K$138.1K—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.20.5K$130.2K—Held
INTECH INVESTMENT MANAGEMENT LLC19.1K$121.3K—Held
Brevan Howard Capital Management LP16.8K$106.8K—Held
MetLife Investment Management, LLC16K$101.5K—Held
Allspring Global Investments Holdings, LLC15.6K$100.1K—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE14.1K$89.9K—Held
HUB Investment Partners, LLC13.7K$86.9K—Held
Vanguard Personalized Indexing Management, LLC13.2K$83.8K—Held
Jain Global LLC12.7K$80.6K—Held
Renaissance Technologies11.8K$75K—Held
Post Resch Tallon Group Inc.11.6K$73.6K—Held
COMMONWEALTH EQUITY SERVICES, LLC11.2K$71.5K—Held
AXQ CAPITAL, LP11K$70K—Held
Police & Firemen's Retirement System of New Jersey10.1K$64K—Held
NEW YORK STATE COMMON RETIREMENT FUND6.5K$41.3K—Held
US BANCORP \DE\6.36K$40.4K—Held
Farther Finance Advisors, LLC4.08K$25.9K—Held
Legal & General Group Plc3.99K$25.4K—Held
Ameritas Investment Partners, Inc.3.48K$22.1K—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM2.72K$17.3K—Held
Sterling Capital Management LLC2.32K$14.8K—Held
Versant Capital Management, Inc1.78K$11.3K—Held
Tower Research Capital LLC (TRC)1.62K$10.3K—Held
Rockefeller Capital Management L.P.1.51K$9.62K—Held
PNC Financial Services Group, Inc.1.17K$7.43K—Held
NewEdge Advisors, LLC1.1K$7K—Held
QUADRANT CAPITAL GROUP LLC961$6.11K—Held
Wilmington Savings Fund Society, FSB800$5.09K—Held
Caitong International Asset Management Co., Ltd763$4.85K—Held
GAMMA Investing LLC571$3.63K—Held
Transamerica Financial Advisors, LLC563$3.58K—Held
Pinnacle Bancorp, Inc.520$3.31K—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC471$3K—Held
SIGNATUREFD, LLC387$2.46K—Held
Optiver Holding B.V.345$2.19K—Held
AlphaQuest LLC336$2.14K—Held
EverSource Wealth Advisors, LLC223$1.42K—Held
NBC SECURITIES, INC.179$1.14K—Held
Arax Advisory Partners154$979—Held
True Wealth Design, LLC151$961—Held
GSA CAPITAL PARTNERS LLP121.5K$773—Held
Concord Wealth Partners100$636—Held
North Star Investment Management Corp.100$636—Held
Rialto Wealth Management, LLC96$611—Held
NATIONAL BANK OF CANADA /FI/85$541—Held
JONES FINANCIAL COMPANIES LLLP73$464—Held
SBI Securities Co., Ltd.62$394—Held
Cypress Capital Management LLC (WY)60$382—Held
Allworth Financial LP56$357$45Added$96
PRICE T ROWE ASSOCIATES INC /MD/43.8K$279—Held
STRS OHIO29$184—Held
Essential Partners LLC29$184—New
Virtu Financial LLC20.6K$131—Held
ROTHSCHILD INVESTMENT LLC13$83—Held
HRT FINANCIAL LP13K$82—Held
DekaBank Deutsche Girozentrale4.57K$80—Held
IFP Advisors, Inc8$51$8Cut−$14
Clearstead Advisors, LLC5$32—Held
CWM, LLC1.95K$12—Held
AMALGAMATED BANK1.39K$9—Held
HUNTINGTON NATIONAL BANK1$6—Held
SIT INVESTMENT ASSOCIATES INC272$2—Held
Covestor Ltd10$0—Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.