We have seen 449 open market insider transactions reported today, December 11, 2025. 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.
ALPHA METALLURGICAL RESOURCES, INC. ($AMR)
Courtis Kenneth S. bought 22,413 shares on 12/08 for an estimated $3,942,894.
Past $AMR Insider Trades
ALPHA METALLURGICAL RESOURCES, INC. insiders have traded $AMR stock on the open market 21 times in the past 6 months. Of those trades, 18 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $AMR stock by insiders over the last 6 months:
- KENNETH S. COURTIS has made 18 purchases buying 144,000 shares for an estimated $22,352,782 and 0 sales.
- JASON E. WHITEHEAD (President & COO) has made 0 purchases and 2 sales selling 12,004 shares for an estimated $1,942,781.
- JOSHUA TODD MUNSEY (Chief Financial Officer) sold 2,135 shares for an estimated $335,195
NEXTDECADE CORP ($NEXT)
Hanwha Aerospace Co., Ltd. bought 600,000 shares on 12/10 for an estimated $3,631,199.
Past $NEXT Insider Trades
NEXTDECADE CORP insiders have traded $NEXT stock on the open market 27 times in the past 6 months. Of those trades, 27 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $NEXT stock by insiders over the last 6 months:
- AEROSPACE CO., LTD. HANWHA has made 22 purchases buying 7,231,883 shares for an estimated $44,295,639 and 0 sales.
- WILLIAM C VRATTOS has made 2 purchases buying 600,000 shares for an estimated $4,342,600 and 0 sales.
- HILL INVESTMENT PARTNERS LP BARDIN purchased 357,021 shares for an estimated $2,492,899
- MATTHEW K SCHATZMAN (Chief Executive Officer) purchased 281,500 shares for an estimated $2,009,628
- EDWARD ANDREW JR. SCOGGINS purchased 15,000 shares for an estimated $96,835
AIRJOULE TECHNOLOGIES CORP. ($AIRJ)
Porter Stuart D bought 264,150 shares on 12/10 for an estimated $779,242.
Past $AIRJ Insider Trades
AIRJOULE TECHNOLOGIES CORP. insiders have traded $AIRJ 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 $AIRJ stock by insiders over the last 6 months:
- STUART D PORTER has made 3 purchases buying 342,645 shares for an estimated $999,949 and 0 sales.
- MATTHEW B JORE (Chief Executive Officer) has made 3 purchases buying 10,500 shares for an estimated $29,769 and 0 sales.
- STEPHEN S. PANG (Chief Financial Officer) purchased 2,169 shares for an estimated $6,398
ASA GOLD & PRECIOUS METALS LTD ($ASA)
Saba Capital Management, L.P. bought 10,397 shares on 12/10 for an estimated $562,373.
Past $ASA Insider Trades
ASA GOLD & PRECIOUS METALS LTD insiders have traded $ASA stock on the open market 65 times in the past 6 months. Of those trades, 65 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $ASA stock by insiders over the last 6 months:
- CAPITAL MANAGEMENT, L.P. SABA has made 65 purchases buying 1,967,345 shares for an estimated $79,119,860 and 0 sales.
GENERAL AMERICAN INVESTORS CO INC ($GAM)
Priest Jeffrey W (President & CEO) bought 16,608 shares on 12/10 for an estimated $415,261.
Past $GAM Insider Trades
GENERAL AMERICAN INVESTORS CO INC insiders have traded $GAM stock on the open market 24 times in the past 6 months. Of those trades, 24 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $GAM stock by insiders over the last 6 months:
- SPENCER DAVIDSON has made 18 purchases buying 80,454 shares for an estimated $2,010,115 and 0 sales.
- JEFFREY W PRIEST (President & CEO) has made 3 purchases buying 24,319 shares for an estimated $607,653 and 0 sales.
- EUGENE S STARK (VP Administration/CCO/PFO) purchased 177 shares for an estimated $10,074
- ANANG K. MAJMUDAR (Senior Vice-President) has made 2 purchases buying 391 shares for an estimated $9,640 and 0 sales.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
