We have seen 134 open market insider transactions reported today, November 21, 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.
BLEND LABS, INC. ($BLND)
Haveli Investments, L.P. bought 1,088,738 shares on 11/19 for an estimated $3,299,964.
Past $BLND Insider Trades
BLEND LABS, INC. insiders have traded $BLND stock on the open market 36 times in the past 6 months. Of those trades, 11 have been purchases and 25 have been sales.
Here’s a breakdown of recent trading of $BLND stock by insiders over the last 6 months:
- INVESTMENTS, L.P. HAVELI has made 11 purchases buying 6,345,874 shares for an estimated $19,165,873 and 0 sales.
- NIMA GHAMSARI (HEAD OF BLEND) has made 0 purchases and 3 sales selling 431,736 shares for an estimated $1,309,734.
- BRIAN KNEAFSEY (Head of Revenue) has made 0 purchases and 10 sales selling 250,000 shares for an estimated $842,455.
- OXANA TKACH (PRINCIPAL ACCOUNTING OFFICER) sold 101,429 shares for an estimated $405,979
- WINNIE LING (HEAD OF LEGAL AND PEOPLE) has made 0 purchases and 10 sales selling 60,000 shares for an estimated $225,346.
- ERIC H. WOERSCHING sold 20,000 shares for an estimated $80,100
MSC INDUSTRIAL DIRECT CO INC ($MSM)
JACOBSON MITCHELL bought 22,870 shares on 11/18 for an estimated $1,943,037.
Past $MSM Insider Trades
MSC INDUSTRIAL DIRECT CO INC insiders have traded $MSM stock on the open market 10 times in the past 6 months. Of those trades, 6 have been purchases and 4 have been sales.
Here’s a breakdown of recent trading of $MSM stock by insiders over the last 6 months:
- MITCHELL JACOBSON has made 5 purchases buying 204,676 shares for an estimated $17,351,469 and 0 sales.
- PHILIP PELLER has made 1 purchase buying 6,666 shares for an estimated $600,873 and 1 sale selling 2,000 shares for an estimated $180,000.
- KIMBERLY SHACKLETT (SVP, Sales & Customer Success) has made 0 purchases and 2 sales selling 4,259 shares for an estimated $388,847.
- ERIK GERSHWIND (Chief Executive Officer) sold 2,000 shares for an estimated $178,778
STANDARD BIOTOOLS INC. ($LAB)
Casdin Partners Master Fund, L.P. bought 450,000 shares on 11/20 for an estimated $586,260.
Past $LAB Insider Trades
STANDARD BIOTOOLS INC. insiders have traded $LAB stock on the open market 22 times in the past 6 months. Of those trades, 19 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $LAB stock by insiders over the last 6 months:
- PARTNERS MASTER FUND, L.P. CASDIN has made 19 purchases buying 4,658,220 shares for an estimated $5,747,167 and 0 sales.
- SEAN MACKAY (SVP & Chief Business Officer) sold 13,217 shares for an estimated $12,437
- MICHAEL EGHOLM (President & CEO) sold 5,473 shares for an estimated $5,150
- HANJOON ALEX KIM (Chief Financial Officer) sold 1,428 shares for an estimated $1,343
RESOLUTE HOLDINGS MANAGEMENT, INC. ($RHLD)
Mahoney Timothy O. bought 3,268 shares on 11/18 for an estimated $499,985.
Past $RHLD Insider Trades
RESOLUTE HOLDINGS MANAGEMENT, INC. insiders have traded $RHLD stock on the open market 11 times in the past 6 months. Of those trades, 11 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $RHLD stock by insiders over the last 6 months:
- TIMOTHY O. MAHONEY has made 9 purchases buying 9,207 shares for an estimated $1,500,854 and 0 sales.
- KURT SCHOEN (Chief Financial Officer) has made 2 purchases buying 1,900 shares for an estimated $299,257 and 0 sales.
NERDY INC. ($NRDY)
Cohn Charles K. (Chief Executive Officer) bought 270,578 shares on 11/19 for an estimated $246,225.
Past $NRDY Insider Trades
NERDY INC. insiders have traded $NRDY stock on the open market 14 times in the past 6 months. Of those trades, 4 have been purchases and 10 have been sales.
Here’s a breakdown of recent trading of $NRDY stock by insiders over the last 6 months:
- CHARLES K. COHN (Chief Executive Officer) purchased 270,578 shares for an estimated $246,225
- JASON H. PELLO (Chief Financial Officer) has made 0 purchases and 4 sales selling 157,079 shares for an estimated $190,623.
- CHRISTOPHER C. SWENSON (Chief Legal Officer) has made 0 purchases and 4 sales selling 102,801 shares for an estimated $124,193.
- ABIGAIL BLUNT has made 3 purchases buying 37,370 shares for an estimated $53,892 and 0 sales.
- GREGORY MRVA has made 0 purchases and 2 sales selling 50,000 shares for an estimated $43,500.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
