Stock Transactions — QUANTERIX CORP

Total Bought
6,262,973
75 transactions
Total Sold
4,488,273
64 transactions
Net
+1,774,700
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
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Change in Shares
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Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
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Change in Weight (%)
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Type
AMERIPRISE FINANCIAL INC1,517,2483,205,928+1,688,6800.010.01+0.00buy
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC01,062,105+1,062,1050.000.03+0.03buy
UBS Group AG21,164934,550+913,3860.000.00+0.00buy
EVENTIDE ASSET MANAGEMENT, LLC0615,000+615,0000.000.12+0.12buy
Kent Lake PR LLC671,500900,000+228,5003.464.05+0.59buy
Pier Capital, LLC511,798679,680+167,8820.931.03+0.10buy
Williams Jones Wealth Management, LLC.337,044471,514+134,4700.050.06+0.01buy
MILLENNIUM MANAGEMENT LLC2,062,1322,185,101+122,9690.020.02-0.00buy
Valmark Advisers, Inc.111,995210,878+98,8830.020.03+0.01buy
EASTERLY INVESTMENT PARTNERS LLC876,133954,995+78,8620.910.80-0.11buy
SUSQUEHANNA INTERNATIONAL GROUP, LLP067,341+67,3410.000.00+0.00buy
Portolan Capital Management, LLC2,520,6862,587,824+67,1382.371.85-0.52buy
Russell Investments Group, Ltd.335,161401,476+66,3150.010.01-0.00buy
Graypoint LLC065,000+65,0000.000.04+0.04buy
ENVESTNET ASSET MANAGEMENT INC279,507342,264+62,7570.000.00-0.00buy
F/m Investments LLC059,922+59,9220.000.02+0.02buy
BNP PARIBAS FINANCIAL MARKETS7,57764,896+57,3190.000.00+0.00buy
TWO SIGMA INVESTMENTS, LP056,962+56,9620.000.00+0.00buy
FMR LLC30,24282,466+52,2240.000.00+0.00buy
JPMORGAN CHASE & CO217,957270,054+52,0970.000.00+0.00buy
Walleye Capital LLC049,121+49,1210.000.00+0.00buy
Aberdeen Group plc166,398206,923+40,5250.000.00+0.00buy
STATE STREET CORP836,443870,305+33,8620.000.00-0.00buy
FOX RUN MANAGEMENT, L.L.C.12,20743,784+31,5770.040.08+0.05buy
BRIDGER MANAGEMENT, LLC154,900185,085+30,1851.001.06+0.05buy
Caption Management, LLC025,000+25,0000.000.01+0.01buy
ROYAL BANK OF CANADA113,215135,236+22,0210.000.00-0.00buy
NORTHERN TRUST CORP346,748366,164+19,4160.000.00-0.00buy
VANGUARD GROUP INC2,197,8392,217,225+19,3860.000.00-0.00buy
EntryPoint Capital, LLC16,30135,504+19,2030.120.16+0.04buy
Centiva Capital, LP018,263+18,2630.000.01+0.01buy
Moors & Cabot, Inc.14,88130,873+15,9920.010.02+0.01buy
XTX Topco Ltd015,422+15,4220.000.01+0.01buy
LEVIN CAPITAL STRATEGIES, L.P.015,000+15,0000.000.02+0.02buy
Verition Fund Management LLC14,27129,211+14,9400.000.00+0.00buy
Aquatic Capital Management LLC5,30018,794+13,4940.000.01+0.00buy
OSAIC HOLDINGS, INC.4,22017,501+13,2810.000.00+0.00buy
ALGERT GLOBAL LLC137,833149,693+11,8600.050.04-0.01buy
DEUTSCHE BANK AG\24,72235,726+11,0040.000.00+0.00buy
Cetera Investment Advisers010,121+10,1210.000.00+0.00buy
ProShare Advisors LLC010,119+10,1190.000.00+0.00buy
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC510,758520,869+10,1110.000.00-0.00buy
Engineers Gate Manager LP010,000+10,0000.000.00+0.00buy
TWO SIGMA ADVISERS, LP27,04836,748+9,7000.000.00+0.00buy
Janney Capital Management LLC23,55333,192+9,6390.020.02+0.00buy
JANE STREET GROUP, LLC47,36955,947+8,5780.000.00-0.00buy
DIMENSIONAL FUND ADVISORS LP887,546893,645+6,0990.000.00-0.00buy
AMERICAN CENTURY COMPANIES INC65,96971,992+6,0230.000.00-0.00buy
PRICE T ROWE ASSOCIATES INC /MD/28,49333,878+5,3850.000.00-0.00buy
GEODE CAPITAL MANAGEMENT, LLC858,667863,503+4,8360.000.00-0.00buy
Invesco Ltd.28,92533,654+4,7290.000.00-0.00buy
MetLife Investment Management, LLC19,68023,983+4,3030.000.00-0.00buy
CANADA PENSION PLAN INVESTMENT BOARD6,20010,200+4,0000.000.00+0.00buy
HSBC HOLDINGS PLC15,39719,371+3,9740.000.00+0.00buy
Tower Research Capital LLC (TRC)1,7875,702+3,9150.000.00+0.00buy
CITIGROUP INC26,13929,683+3,5440.000.00-0.00buy
INTECH INVESTMENT MANAGEMENT LLC13,09015,520+2,4300.000.00-0.00buy
Bank of New York Mellon Corp106,223108,186+1,9630.000.00-0.00buy
Legal & General Group Plc37,68139,367+1,6860.000.00-0.00buy
Sterling Capital Management LLC114996+8820.000.00+0.00buy
SG Americas Securities, LLC10,72211,451+7290.000.00-0.00buy
Versant Capital Management, Inc0689+6890.000.00+0.00buy
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.19,90120,444+5430.000.00-0.00buy
SIGNATUREFD, LLC205518+3130.000.00+0.00buy
Financial Gravity Companies, Inc.0250+2500.000.00+0.00buy
NISA INVESTMENT ADVISORS, LLC1,9412,180+2390.000.00-0.00buy
US BANCORP \DE\769932+1630.000.00+0.00buy
Quantbot Technologies LP3,1133,259+1460.000.00-0.00buy
COMERICA BANK59195+1360.000.00+0.00buy
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO0100+1000.000.00+0.00buy
Arizona State Retirement System10,47010,569+990.000.00-0.00buy
Avior Wealth Management, LLC185256+710.000.00+0.00buy
Arax Advisory Partners1357+440.000.00+0.00buy
QUADRANT CAPITAL GROUP LLC110153+430.000.00+0.00buy
EverSource Wealth Advisors, LLC07+70.000.00+0.00buy
KINGDON CAPITAL MANAGEMENT, L.L.C.200,000200,00000.380.36-0.02hold
CANADA LIFE ASSURANCE Co4,1894,18900.000.00-0.00hold
Ameritas Investment Partners, Inc.3,4753,47500.000.00-0.00hold
FULLER & THALER ASSET MANAGEMENT, INC.33,94533,94500.000.00-0.00hold
MassMutual Private Wealth & Trust, FSB424200.000.00-0.00hold
JANUS HENDERSON GROUP PLC14,23414,23400.000.00-0.00hold
Zurcher Kantonalbank (Zurich Cantonalbank)6,2606,26000.000.00-0.00hold
DekaBank Deutsche Girozentrale4,5664,56600.000.00-0.00hold
Swiss National Bank71,50071,50000.000.00-0.00hold
Tikvah Management LLC571,619571,61902.301.65-0.64hold
NewEdge Advisors, LLC1,1001,10000.000.00-0.00hold
Cypress Capital Management LLC (WY)606000.000.00-0.00hold
IFP Advisors, Inc0000.000.00+0.00hold
Clarius Group, LLC62,06062,06000.060.05-0.01hold
Pinnacle Bancorp, Inc.52052000.000.00-0.00hold
Steward Partners Investment Advisory, LLC77577500.000.00-0.00hold
Blue Water Life Science Advisors, LP78,39378,39300.890.74-0.16hold
Concord Wealth Partners10010000.000.00-0.00hold
Covestor Ltd4400.000.000.00hold
Smartleaf Asset Management LLC404000.000.00-0.00hold
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO5,3655,36500.000.00-0.00hold
HUNTINGTON NATIONAL BANK1100.000.00-0.00hold
NEW YORK STATE COMMON RETIREMENT FUND6,5016,50100.000.00-0.00hold
Wilmington Savings Fund Society, FSB80080000.000.00-0.00hold
AMALGAMATED BANK1,1891,18900.000.00-0.00hold
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