InsidersTradesSigma
Total declarations
Companies
▲ Purchases (31 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
31
Disclosed sells
0
T+90 hit rate
33%
T+90 mean return
-3.6%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Walt David R, Director. Insider active across 2 companies, notably Quanterix Corp. Aggregated, 40 disclosures have been recorded. Breakdown: 31 buys · 0 sell. Total volume traded: €2.1m. History available since 3 January 2022. The latest transaction was filed on 2 January 2026 (Attribution). Regulator: SEC (Form 4). All data is free.
Companies and markets linked to Walt David R
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations40 total
1,215 shares0Common StockSEC:0001205236-26-000001:0
2,594 shares@ US$5.540.6% of flowCommon StockSEC:0001205236-25-000003:0
2,148 shares@ US$6.690.6% of flowCommon StockSEC:0001562180-25-005252:0
36,010 shares@ US$6.22519.3% of flowCommon StockSEC:0001562180-25-004820:0
Canonical exit: 10 Sept 2025 (T+90)
131,869 shares@ US$5.43433.0% of flowCommon StockSEC:0001562180-25-004657:0
Canonical exit: 4 Sept 2025 (T+90)
2,156 shares@ US$6.6651.0% of flowCommon StockSEC:0001562180-25-002982:0
7,435 shares0Common StockSEC:0001562180-25-000211:0
1,000 shares0Common StockSEC:0001562180-24-006844:0
2,947 shares0Common StockSEC:0001562180-24-000235:0
8,083 shares0Common StockSEC:0001562180-23-000100:0
150,000 shares@ US$8.623399.0% of flowCommon StockSEC:0001562180-22-006034:0
Canonical exit: 8 Nov 2022 (T+90)
2,668 shares0Common StockSEC:0001562180-22-000223:0
4,500 sharesCommon StockSEC:0001209191-16-098014:0
Canonical exit: 10 May 2016 (T+90)
4,350 sharesCommon StockSEC:0001209191-16-098014:1
Canonical exit: 11 May 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-097270:0
Canonical exit: 8 May 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-097270:1
Canonical exit: 9 May 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-096365:1
Canonical exit: 5 May 2016 (T+90)
4,063 sharesCommon StockSEC:0001209191-16-096365:0
Canonical exit: 4 May 2016 (T+90)
4,395 sharesCommon StockSEC:0001209191-16-095726:0
Canonical exit: 2 May 2016 (T+90)
4,018 sharesCommon StockSEC:0001209191-16-095726:1
Canonical exit: 3 May 2016 (T+90)
1,200 sharesCommon StockSEC:0001209191-16-094706:0
Canonical exit: 28 Apr 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-094706:1
Canonical exit: 1 May 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-094149:0
Canonical exit: 26 Apr 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-094149:1
Canonical exit: 27 Apr 2016 (T+90)
4,500 sharesCommon StockSEC:0001209191-16-093783:0
Canonical exit: 24 Apr 2016 (T+90)
25 of 40 declarations
About Walt David R
WALT DAVID R is Administrateur at Cerulean Pharma Inc. and Quanterix Corp. He has 40 filings in total, and across the 40 sampled filings the transactions are all acquisitions, with 2074588 EUR in buys and 0 EUR in sells, between 2016-01-06 and 2026-01-06.
