COST Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$5.0M
6 insiders
Net Insider Flow
-$5.0M
open market, 180d
Reporting Insiders
6
6 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 23, 2026Denman Kenneth DDirectorSell(S)885$957.45$847K
Apr 1, 2026Frates CatonExecutive Vice PresidentSell(S)700$993.00$695K
Mar 12, 2026George Sarah CatherineExecutive Vice PresidentDiscretionary(I)642$991.21$636K
Mar 11, 2026Millerchip GaryExecutive Vice PresidentTax withholding(F)1K$992.23$1.1M
Mar 9, 2026Adamo ClaudineExecutive Vice PresidentSell(S)730$1,003.02$732K
Jan 27, 2026Jones Teresa A.Executive Vice PresidentGift(G)300$0
Jan 27, 2026Raikes Jeffrey SDirectorGift(G)5K$0
Jan 21, 2026Jones Teresa A.Executive Vice PresidentSell(S)850$986.26$838K
Jan 16, 2026Raimondo Gina MarieDirectorGrant(A)215$0
Jan 16, 2026Decker Susan LDirectorSell(S)458$955.00$437K
Jan 14, 2026Klauer James CExecutive Vice PresidentSell(S)2K$939.00$1.4M
Jan 9, 2026Miller Russell DSr. Executive Vice PresidentSell(S)2K$916.32$1.4M
Dec 30, 2025Polit JavierExecutive Vice PresidentSell(S)558$862.90$482K
Dec 29, 2025Polit JavierExecutive Vice PresidentSell(S)2K$867.21$1.8M
Dec 19, 2025Denman Kenneth DDirectorGift(G)325$0
Dec 15, 2025Decker Susan LDirectorGift(G)3K$0
Nov 10, 2025Raikes Jeffrey SDirectorGift(G)4K$0
Nov 7, 2025Wilcox William RichardExecutive Vice PresidentSell(S)2K$930.13$2.2M
Oct 24, 2025Adamo ClaudineExecutive Vice PresidentSell(S)3K$935.68$2.5M
Oct 24, 2025Barbre Tiffany MarieInsiderSell(S)1K$934.62$1.2M
Oct 22, 2025Decker Susan LDirectorGrant(A)286$0
Oct 22, 2025Denman Kenneth DDirectorGrant(A)286$0
Oct 22, 2025Foulkes HelenaDirectorGrant(A)286$0
Oct 22, 2025James Hamilton EDirectorGrant(A)286$0
Oct 22, 2025Jewell Sarah MR SallyDirectorGrant(A)286$0
Oct 22, 2025Raikes Jeffrey SDirectorGrant(A)286$0
Oct 22, 2025Wilderotter Mary AgnesDirectorGrant(A)286$0
Oct 22, 2025Stanton John WDirectorGrant(A)286$0
Oct 22, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)122$944.68$115K
Oct 22, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)97$944.68$92K
Oct 22, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)177$944.68$167K
Oct 22, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)111$944.68$104K
Oct 22, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)199$944.68$188K
Oct 22, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)240$944.68$227K
Oct 22, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)191$944.68$181K
Oct 22, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)111$944.68$104K
Oct 22, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)177$944.68$167K
Oct 22, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)199$944.68$188K
Oct 22, 2025Frates CatonExecutive Vice PresidentTax withholding(F)901$944.68$851K
Oct 22, 2025Frates CatonExecutive Vice PresidentTax withholding(F)706$944.68$667K
Oct 22, 2025Frates CatonExecutive Vice PresidentTax withholding(F)758$944.68$716K
Oct 22, 2025Frates CatonExecutive Vice PresidentTax withholding(F)248$944.68$234K
Oct 22, 2025Frates CatonExecutive Vice PresidentTax withholding(F)156$944.68$147K
Oct 22, 2025Klauer James CExecutive Vice PresidentTax withholding(F)240$944.68$227K
Oct 22, 2025Klauer James CExecutive Vice PresidentTax withholding(F)191$944.68$180K
Oct 22, 2025Klauer James CExecutive Vice PresidentTax withholding(F)111$944.68$105K
Oct 22, 2025Klauer James CExecutive Vice PresidentTax withholding(F)177$944.68$167K
Oct 22, 2025Klauer James CExecutive Vice PresidentTax withholding(F)199$944.68$188K
Oct 22, 2025Millerchip GaryExecutive Vice PresidentGrant(A)6K$0
Oct 22, 2025Millerchip GaryExecutive Vice PresidentTax withholding(F)500$944.68$473K
Oct 22, 2025Millerchip GaryExecutive Vice PresidentTax withholding(F)313$944.68$296K
Oct 22, 2025Polit JavierExecutive Vice PresidentGrant(A)4K$0
Oct 22, 2025Polit JavierExecutive Vice PresidentTax withholding(F)337$944.68$318K
Oct 22, 2025Polit JavierExecutive Vice PresidentTax withholding(F)294$944.68$278K
Oct 22, 2025Polit JavierExecutive Vice PresidentTax withholding(F)538$944.68$508K
Oct 22, 2025Sullivan John ChristopherExecutive VPGrant(A)5K$0
Oct 22, 2025Sullivan John ChristopherExecutive VPTax withholding(F)421$944.68$398K
Oct 22, 2025Sullivan John ChristopherExecutive VPTax withholding(F)366$944.68$346K
Oct 22, 2025Sullivan John ChristopherExecutive VPTax withholding(F)569$944.68$537K
Oct 22, 2025Sullivan John ChristopherExecutive VPTax withholding(F)585$944.68$552K
Oct 22, 2025Sullivan John ChristopherExecutive VPTax withholding(F)573$944.68$541K
Oct 22, 2025Vachris Roland MichaelPresident and CEO, DirectorGrant(A)14K$0
Oct 22, 2025Vachris Roland MichaelPresident and CEO, DirectorTax withholding(F)1K$944.68$1.1M
Oct 22, 2025Vachris Roland MichaelPresident and CEO, DirectorTax withholding(F)1K$944.68$1.4M
Oct 22, 2025Barbre Tiffany MarieInsiderGrant(A)2K$0
Oct 22, 2025Barbre Tiffany MarieInsiderTax withholding(F)114$944.68$107K
Oct 22, 2025Barbre Tiffany MarieInsiderTax withholding(F)90$944.68$85K
Oct 22, 2025Barbre Tiffany MarieInsiderTax withholding(F)135$944.68$128K
Oct 22, 2025Barbre Tiffany MarieInsiderTax withholding(F)85$944.68$80K
Oct 22, 2025Barbre Tiffany MarieInsiderTax withholding(F)119$944.68$112K
Sep 29, 2025Miller Russell DSr. Executive Vice PresidentSell(S)3K$915.00$3.1M
Sep 29, 2025Frates CatonExecutive Vice PresidentSell(S)2K$910.02$1.4M
Sep 23, 2025Miller Russell DSr. Executive Vice PresidentGift(G)3K$0
Sep 23, 2025Miller Russell DSr. Executive Vice PresidentGift(G)3K$0
Sep 10, 2025Adamo ClaudineExecutive Vice PresidentTax withholding(F)950$956.29$908K
Sep 10, 2025Adamo ClaudineExecutive Vice PresidentGrant(A)4K$0
Sep 10, 2025Callans Patrick JExecutive Vice PresidentTax withholding(F)950$956.29$908K
Sep 10, 2025Callans Patrick JExecutive Vice PresidentGrant(A)4K$0
Sep 10, 2025Frates CatonExecutive Vice PresidentTax withholding(F)1K$956.29$1.2M
Sep 10, 2025Frates CatonExecutive Vice PresidentGrant(A)4K$0
Sep 10, 2025Jones Teresa A.Executive Vice PresidentGrant(A)4K$0
Sep 10, 2025Jones Teresa A.Executive Vice PresidentTax withholding(F)2K$956.29$1.4M
Sep 10, 2025Klauer James CExecutive Vice PresidentGrant(A)4K$0
Sep 10, 2025Klauer James CExecutive Vice PresidentTax withholding(F)958$956.29$916K
Sep 10, 2025Miller Russell DSr. Executive Vice PresidentTax withholding(F)2K$956.29$1.7M
Sep 10, 2025Miller Russell DSr. Executive Vice PresidentGrant(A)5K$0
Sep 10, 2025Riel PierreExecutive Vice PresidentTax withholding(F)2K$956.29$1.5M
Sep 10, 2025Riel PierreExecutive Vice PresidentGrant(A)5K$0
Sep 10, 2025Rubanenko YoramExecutive Vice PresidentGrant(A)4K$0
Sep 10, 2025Rubanenko YoramExecutive Vice PresidentTax withholding(F)2K$956.29$1.7M
Sep 2, 2025Stanton John WDirectorGift(G)211$0
Sep 2, 2025Stanton John WDirectorGift(G)211$0
Aug 20, 2025Jones Teresa A.Executive Vice PresidentSell(S)600$992.05$595K
Jul 14, 2025Rubanenko YoramExecutive Vice PresidentSell(S)4K$974.96$3.9M
Jul 14, 2025Raikes Jeffrey SDirectorGift(G)7K$0
Jun 18, 2025Decker Susan LDirectorSell(S)546$980.00$535K
Jun 18, 2025Decker Susan LDirectorSell(S)1$978.40$978
Jun 9, 2025Callans Patrick JExecutive Vice PresidentSell(S)3K$1,002.77$3.0M
Jun 6, 2025Riel PierreExecutive Vice PresidentSell(S)2K$1,014.15$2.0M
Apr 17, 2025Klauer James CExecutive Vice PresidentSell(S)4K$981.07$3.9M

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-06-282026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).