We have seen 91 open market insider transactions reported today, March 09, 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.
AMRIZE LTD ($AMRZ)
Jenisch Jan Philipp (Chairman & CEO) bought 60,000 shares on 03/06 for an estimated $3,483,000.
Past $AMRZ Insider Trades
AMRIZE LTD insiders have traded $AMRZ stock on the open market 9 times in the past 6 months. Of those trades, 9 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $AMRZ stock by insiders over the last 6 months:
- JAN PHILIPP JENISCH (Chairman & CEO) has made 3 purchases buying 170,000 shares for an estimated $9,286,600 and 0 sales.
- ROALD BROUWER (Chief Technology Officer) has made 2 purchases buying 4,000 shares for an estimated $207,100 and 0 sales.
- JAIME HILL (President, Building Materials) purchased 4,000 shares for an estimated $202,740
- NICHOLAS C GANGESTAD purchased 2,000 shares for an estimated $94,680
- IAN A JOHNSTON (Chief Financial Officer) has made 2 purchases buying 1,200 shares for an estimated $76,701 and 0 sales.
QUANTUM-SI INC ($QSI)
Kummeth Charles R. bought 500,000 shares on 03/05 for an estimated $459,800.
Past $QSI Insider Trades
QUANTUM-SI INC insiders have traded $QSI stock on the open market 17 times in the past 6 months. Of those trades, 2 have been purchases and 15 have been sales.
Here’s a breakdown of recent trading of $QSI stock by insiders over the last 6 months:
- CHARLES R. KUMMETH purchased 500,000 shares for an estimated $459,800
- PAULA DOWDY purchased 109,890 shares for an estimated $104,450
- JONATHAN M ROTHBERG sold 26,095 shares for an estimated $80,111
- JEFFREY ALAN HAWKINS (President & CEO) has made 0 purchases and 3 sales selling 44,993 shares for an estimated $65,559.
- TODD C. BENNETT (Chief Commercial Officer) has made 0 purchases and 2 sales selling 36,964 shares for an estimated $61,315.
- JOHN S. VIECELI (Chief Product Officer) has made 0 purchases and 3 sales selling 41,613 shares for an estimated $60,633.
- CHRISTIAN LAPOINTE (GC & Corp. Secretary) has made 0 purchases and 3 sales selling 22,679 shares for an estimated $33,045.
- JEFFRY R. KEYES (Chief Financial Officer) has made 0 purchases and 3 sales selling 16,373 shares for an estimated $23,857.
ADMA BIOLOGICS, INC. ($ADMA)
ELMS STEVE bought 7,000 shares on 03/05 for an estimated $109,690.
Past $ADMA Insider Trades
ADMA BIOLOGICS, INC. insiders have traded $ADMA stock on the open market 12 times in the past 6 months. Of those trades, 2 have been purchases and 10 have been sales.
Here’s a breakdown of recent trading of $ADMA stock by insiders over the last 6 months:
- ADAM S GROSSMAN (President and CEO) has made 0 purchases and 10 sales selling 105,000 shares for an estimated $1,764,000.
- STEVE ELMS has made 2 purchases buying 14,000 shares for an estimated $217,420 and 0 sales.
EXPAND ENERGY CORP ($EXE)
Wichterich Michael (Interim President and CEO) bought 1,000 shares on 03/06 for an estimated $108,000.
Past $EXE Insider Trades
EXPAND ENERGY CORP insiders have traded $EXE stock on the open market 3 times in the past 6 months. Of those trades, 3 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $EXE stock by insiders over the last 6 months:
- MICHAEL WICHTERICH (Interim President and CEO) has made 2 purchases buying 2,000 shares for an estimated $215,000 and 0 sales.
- MATTHEW GALLAGHER purchased 1,000 shares for an estimated $100,660
GREEN PLAINS INC. ($GPRE)
Sweeney Patrick Francis bought 6,383 shares on 03/06 for an estimated $101,298.
Past $GPRE Insider Trades
GREEN PLAINS INC. insiders have traded $GPRE stock on the open market 2 times in the past 6 months. Of those trades, 1 have been purchases and 1 have been sales.
Here’s a breakdown of recent trading of $GPRE stock by insiders over the last 6 months:
- MICHELLE MAPES (Chief Legal and Admin Officer) sold 30,954 shares for an estimated $294,372
- PATRICK FRANCIS SWEENEY purchased 6,383 shares for an estimated $101,298
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
