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Who

Scott Mendel

Director

Company insider

Files Form 4 as: Director, Quanterix; Director, Quantum-Si; Director, Akoya Biosciences; President & CEO, GenMark Diagnostics; Chief Financial Officer, Active Network.

Every Form 4 they filed

In numbers

Trades disclosed
172
Buys
5
Sells
55
Bought
$424K
Sold
$5.9M
Companies
5
Companies where not an officer
3
First trade
31 May 2011
Last trade
1 Oct 2026
Last filed
2 Oct 2026

Companies traded

Where they are an officer
GenMark DiagnosticsDirector, Officer · last 22 Apr 20212 buys · 52 sells
Active NetworkOfficer · last 15 Nov 20131 buy · 3 sells
Everywhere else they filed: board seats, 10% stakes, other companies
QTRX QuanterixDirector · Life-science tools · last 1 Oct 20260 buys · 0 sells
QSI Quantum-SiDirector · Life-science tools · last 18 May 20260 buys · 0 sells
Akoya BiosciencesDirector · last 8 Jul 20252 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Oct 2026filed 2 Oct 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A$15K4,398 at $3.41filing
8 Jul 2026filed 9 Jul 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code M—8,073filing
8 Jul 2026filed 9 Jul 2026QTRX Quanterixoption or derivative · Life-science toolsSEC FORM 4 Code M—8,073 at $0.00filing
8 Jul 2026filed 9 Jul 2026QTRX Quanterixoption or derivative · Life-science toolsSEC FORM 4 Code M—8,073 at $0.00filing
8 Jul 2026filed 9 Jul 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code M—8,073filing
1 Jul 2026filed 2 Jul 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A$15K3,456 at $4.34filing
1 Jul 2026filed 2 Jul 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A$15K3,456 at $4.34filing
18 May 2026filed 20 May 2026QSI Quantum-Sioption or derivative · Life-science toolsSEC FORM 4 Code A—251,185 at $0.00filing
18 May 2026filed 20 May 2026QSI Quantum-Sioption or derivative · Life-science toolsSEC FORM 4 Code A—251,185 at $0.00filing
1 Apr 2026filed 7 Apr 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—4,310 at $0.00filing
1 Apr 2026filed 7 Apr 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—4,310 at $0.00filing
2 Jan 2026filed 6 Jan 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—23,372 at $0.00filing
2 Jan 2026filed 6 Jan 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—1,944 at $0.00filing
2 Jan 2026filed 6 Jan 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—23,372 at $0.00filing
2 Jan 2026filed 6 Jan 2026QTRX QuanterixLife-science toolsSEC FORM 4 Code A—1,944 at $0.00filing
1 Oct 2025filed 3 Oct 2025QTRX QuanterixLife-science toolsSEC FORM 4 Code A$12K2,084 at $5.54filing
8 Jul 2025filed 10 Jul 2025Akoya Biosciencesoption or derivativeSEC FORM 4 Code J—35,562 at $0.00filing
8 Jul 2025filed 10 Jul 2025Akoya Biosciencesoption or derivativeSEC FORM 4 Code J—30,549 at $0.00filing
8 Jul 2025filed 10 Jul 2025Akoya Biosciencesoption or derivativeSEC FORM 4 Code J—56,322 at $0.00filing
8 Jul 2025filed 10 Jul 2025Akoya Biosciencesoption or derivativeSEC FORM 4 Code J—44,959 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Not placed60

Buys in green, sells in red, by the company’s sector.

Related people

Nobody else traded the same names lately.