We have seen 75 open market insider transactions reported today, April 21, 2026. You can track them all on the Quiver Quantitative Insider Trading dashboard. Here are some of the largest open market insider stock purchases we have seen.
INTERNATIONAL TOWER HILL MINES LTD ($THM)
PAULSON & CO. INC. bought 4,913,665 shares on 04/16 for an estimated $12,578,982.
Past $THM Insider Trades
INTERNATIONAL TOWER HILL MINES LTD insiders have traded $THM stock on the open market 5 times in the past 6 months. Of those trades, 5 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $THM stock by insiders over the last 6 months:
- & CO. INC. PAULSON has made 4 purchases buying 34,247,315 shares for an estimated $77,699,685 and 0 sales.
- GLOBAL HOLDINGS L.P. ELECTRUM purchased 3,153,153 shares for an estimated $6,999,999
ALAMAR BIOSCIENCES, INC. ($ALMR)
Illumina Innovation Fund II GP, L.L.C. bought 235,294 shares on 04/20 for an estimated $3,999,998.
Past $ALMR Insider Trades
ALAMAR BIOSCIENCES, INC. insiders have traded $ALMR stock on the open market 2 times in the past 6 months. Of those trades, 2 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $ALMR stock by insiders over the last 6 months:
- NICHOLAS NACLERIO purchased 235,294 shares for an estimated $3,999,998
- INNOVATION FUND II GP, L.L.C. ILLUMINA purchased 235,294 shares for an estimated $3,999,998
ARXIS, INC. ($ARXS)
Roth Jason Aaron (See Remarks) bought 60,000 shares on 04/17 for an estimated $1,680,000.
Past $ARXS Insider Trades
ARXIS, INC. insiders have traded $ARXS stock on the open market 7 times in the past 6 months. Of those trades, 7 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $ARXS stock by insiders over the last 6 months:
- JASON AARON ROTH (See Remarks) purchased 60,000 shares for an estimated $1,680,000
- KEVIN SCOTT PERHAMUS (See Remarks) purchased 53,600 shares for an estimated $1,500,800
- AZAD SID BADAKHSH (See Remarks) purchased 36,000 shares for an estimated $1,008,000
- STEPHEN DUANE OETGEN purchased 25,000 shares for an estimated $700,000
- ROSS BRADLEY SEALFON (See Remarks) purchased 12,500 shares for an estimated $350,000
- PATRICK E ALLEN purchased 10,000 shares for an estimated $280,000
- RYAN ANTHONY JANKOWSKI (Chief Accounting Officer) purchased 4,464 shares for an estimated $124,992
AEVEX CORP. ($AVEX)
Raduenz Brian bought 50,000 shares on 04/16 for an estimated $1,000,000.
Past $AVEX Insider Trades
AEVEX CORP. insiders have traded $AVEX stock on the open market 4 times in the past 6 months. Of those trades, 4 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $AVEX stock by insiders over the last 6 months:
- BRIAN RADUENZ purchased 50,000 shares for an estimated $1,000,000
- BRETT P HUSH (See Remarks) purchased 10,000 shares for an estimated $200,000
- MICHAEL ANDREW JACKSON (See Remarks) purchased 650 shares for an estimated $13,000
- CHARLES ROGER IV WELLS (Chief Executive Officer) purchased 500 shares for an estimated $10,000
BAOZUN INC. ($BZUN)
Qiu Wenbin (Chief Executive Officer) bought 16,000 shares on 04/17 for an estimated $50,240.
Past $BZUN Insider Trades
BAOZUN INC. insiders have traded $BZUN stock on the open market 14 times in the past 6 months. Of those trades, 14 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $BZUN stock by insiders over the last 6 months:
- WENBIN QIU (Chief Executive Officer) has made 9 purchases buying 115,750 shares for an estimated $310,240 and 0 sales.
- JUNHUA WU (Chief Strategy Officer) has made 5 purchases buying 91,342 shares for an estimated $226,558 and 0 sales.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
