InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
3
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the full record of transactions filed by Huizinga Stuart, Director. Officer active across 2 companies, notably Quinstreet, INC. In total, 13 reports have been logged. Breakdown: 0 buy · 3 sells. Total volume traded: €248k. Activity tracked since 25 October 2021. The latest transaction was filed on 30 October 2025 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Huizinga Stuart
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations13 total
9,938 shares0Common StockSEC:0001366006-25-000004:0
2,980 shares@ US$23.009.5% of flowCommon StockSEC:0001117297-24-000073:0
7,020 shares@ US$23.2122.7% of flowCommon StockSEC:0001117297-24-000071:0
1,300 shares@ US$23.014.0% of flowCommon StockSEC:0001117297-24-000063:0
1,300 shares@ US$23.014.0% of flowCommon StockSEC:0001117297-24-000051:0
6,904 shares0Common StockSEC:0001117297-24-000045:0
14,471 shares0Common StockSEC:0001117297-23-000069:0
37,145 shares0Common StockSEC:0001628280-23-022315:0
71,428 shares0Common StockSEC:0001628280-23-015597:0
12,708 shares0Common StockSEC:0001117297-22-000056:0
25,000 shares@ US$5.8021.6% of flowCommon StockSEC:0001117297-22-000044:0
50,000 shares@ US$5.6539.8% of flowCommon StockSEC:0001117297-22-000010:0
9,938 shares0Common StockSEC:0001117297-21-000093:0
13 of 13 declarations
About Huizinga Stuart
Huizinga Stuart is Administrateur at Quinstreet, INC and Movella Holdings Inc. He has 13 filings in total, and across the 13 recent filings available, reported sell volume is EUR 275779, with activity spanning from 2021-10-27 to 2025-11-03. The most common transaction nature is Attribution.
