ARTNA Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$155K
1 insiders
Net Insider Flow
-$155K
open market, 180d
Reporting Insiders
1
3 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
May 19, 2026DiNunzio Joseph AInsiderInheritance(W)193$0
May 5, 2026Taylor Dian CDirectorOther(J)1K$31.41$31K
May 5, 2026Taylor Dian CDirectorGrant(A)1K$31.41$31K
May 5, 2026Taylor Dian CDirectorOther(J)1K$31.41$31K
May 5, 2026Houghton MichaelDirectorOther(J)1K$31.41$31K
May 5, 2026Houghton MichaelDirectorGrant(A)1K$31.41$31K
May 5, 2026Houghton MichaelDirectorOther(J)1K$31.41$31K
May 5, 2026Rossi Salvatore J JRDirectorOther(J)1K$31.41$31K
May 5, 2026Eisenbrey John R JRDirectorOther(J)1K$31.41$31K
May 5, 2026Eisenbrey John R JRDirectorGrant(A)1K$31.41$31K
May 5, 2026Eisenbrey John R JRDirectorOther(J)1K$31.41$31K
May 5, 2026Taylor Nicholle ReneeCEO and President, DirectorOther(J)1K$31.41$31K
May 5, 2026Taylor Nicholle ReneeCEO and President, DirectorOther(J)1K$31.41$31K
May 5, 2026Rossi Salvatore J JRDirectorGrant(A)1K$31.41$31K
May 5, 2026Rossi Salvatore J JRDirectorOther(J)1K$31.41$31K
Mar 23, 2026Taylor Dian CDirectorSell(S)1K$31.25$31K
Mar 20, 2026Taylor Dian CDirectorSell(S)2K$31.00$62K
Mar 19, 2026Taylor Dian CDirectorSell(S)2K$31.00$62K
Dec 22, 2025Taylor Dian CDirectorSell(S)2K$31.97$71K
Dec 19, 2025Taylor Dian CDirectorSell(S)2K$31.73$71K
Sep 16, 2025Anderson Pierre AChief Info Officer / Sr VPGrant(A)750$32.08$24K
Sep 16, 2025Finch Jennifer LeighSr. Vice President & TreasurerGrant(A)750$32.08$24K
Sep 16, 2025Spacht David BCFOGrant(A)750$32.08$24K
Sep 16, 2025Emerson Courtney AGen Counsel & Asst SecretaryGrant(A)750$32.08$24K
Sep 16, 2025Kelly Raymond T.VP of Information TechnologyGrant(A)750$32.08$24K
Sep 16, 2025Konstanski DanielVice President of EngineeringGrant(A)750$32.08$24K
Aug 28, 2025Thaeder John MSenior Vice PresidentSell(S)1K$33.37$33K
Aug 22, 2025Thaeder John MSenior Vice PresidentSell(S)1K$33.49$33K
Aug 21, 2025Thaeder John MSenior Vice PresidentSell(S)1K$32.92$33K
May 6, 2025Biederman Kenneth RDirectorOther(J)1K$37.07$37K
May 6, 2025Biederman Kenneth RDirectorOther(J)1K$37.07$37K
May 6, 2025Taylor Nicholle ReneeCEO and President, DirectorOther(J)1K$37.07$37K
May 6, 2025Taylor Nicholle ReneeCEO and President, DirectorOther(J)1K$37.07$37K
May 6, 2025Taylor Dian CDirectorOther(J)1K$37.07$37K
May 6, 2025Taylor Dian CDirectorOther(J)1K$37.07$37K
May 6, 2025Houghton MichaelDirectorOther(J)1K$37.07$37K
May 6, 2025Houghton MichaelDirectorOther(J)1K$37.07$37K
May 6, 2025Eisenbrey John R JRDirectorOther(J)1K$37.07$37K
May 6, 2025Eisenbrey John R JRDirectorOther(J)1K$37.07$37K
May 5, 2025Taylor Nicholle ReneeCEO and President, DirectorGrant(A)1K$34.27$34K
May 5, 2025Taylor Dian CDirectorGrant(A)1K$34.27$34K
May 5, 2025Houghton MichaelDirectorGrant(A)1K$34.27$34K
May 5, 2025Eisenbrey John R JRDirectorGrant(A)1K$34.27$34K
May 9, 2024Biederman Kenneth RDirectorOther(J)1K$54.88$55K
May 9, 2024Biederman Kenneth RDirectorOther(J)1K$54.88$55K
May 9, 2024Eisenbrey John R JRDirectorOther(J)1K$54.88$55K
May 9, 2024Eisenbrey John R JRDirectorOther(J)1K$54.88$55K
May 9, 2024Houghton MichaelDirectorOther(J)1K$54.88$55K
May 9, 2024Houghton MichaelDirectorOther(J)1K$54.88$55K
May 9, 2024Taylor Dian CC.E.O. President, DirectorOther(J)1K$54.88$55K
May 9, 2024Taylor Dian CC.E.O. President, DirectorOther(J)1K$54.88$55K
May 9, 2024Taylor Nicholle ReneeSenior Vice President, DirectorOther(J)1K$54.88$55K
May 9, 2024Taylor Nicholle ReneeSenior Vice President, DirectorOther(J)1K$54.88$55K
May 6, 2024Taylor Dian CC.E.O. President, DirectorGrant(A)1K$37.07$37K
May 6, 2024Taylor Nicholle ReneeSenior Vice President, DirectorGrant(A)1K$37.07$37K
May 6, 2024Houghton MichaelDirectorGrant(A)1K$37.07$37K
May 6, 2024Eisenbrey John R JRDirectorGrant(A)1K$37.07$37K
May 6, 2024Biederman Kenneth RDirectorGrant(A)1K$37.07$37K
Dec 20, 2023Taylor Nicholle ReneeSenior Vice President, DirectorOption exercise(X)7K$21.86$148K
Dec 20, 2023Taylor Nicholle ReneeSenior Vice President, DirectorSell(S)5K$42.82$203K
Dec 20, 2023Taylor Nicholle ReneeSenior Vice President, DirectorOption exercise(X)7K$0
Dec 14, 2023Thaeder John MSenior Vice PresidentSell(S)3K$43.81$110K
Nov 21, 2023Thaeder John MSenior Vice PresidentSell(S)200$42.18$8K
Sep 20, 2023Thaeder John MSenior Vice PresidentSell(S)500$45.87$23K
Aug 10, 2023Emerson Courtney AGen Counsel & Asst SecretaryBuy(P)10$45.96$460
May 9, 2023Eisenbrey John R JRDirectorGrant(A)1K$54.88$55K
May 9, 2023Taylor Dian CC.E.O. President, DirectorGrant(A)1K$54.88$55K
May 9, 2023Taylor Nicholle ReneeSenior Vice President, DirectorGrant(A)1K$54.88$55K
May 9, 2023Houghton MichaelDirectorGrant(A)1K$54.88$55K
May 9, 2023Biederman Kenneth RDirectorGrant(A)1K$54.88$55K
May 3, 2023Biederman Kenneth RDirectorOther(J)1K$45.58$46K
May 3, 2023Biederman Kenneth RDirectorOther(J)1K$45.58$46K
May 3, 2023Taylor Dian CC.E.O. President, DirectorOther(J)1K$45.58$46K
May 3, 2023Taylor Dian CC.E.O. President, DirectorOther(J)1K$45.58$46K
May 3, 2023Taylor Nicholle ReneeSenior Vice President, DirectorOther(J)1K$45.58$46K
May 3, 2023Taylor Nicholle ReneeSenior Vice President, DirectorOther(J)1K$45.58$46K
May 3, 2023Eisenbrey John R JRDirectorOther(J)1K$45.58$46K
May 3, 2023Eisenbrey John R JRDirectorOther(J)1K$45.58$46K
May 3, 2023Houghton MichaelDirectorOther(J)1K$45.58$46K
May 3, 2023Houghton MichaelDirectorOther(J)1K$45.58$46K
Dec 14, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)1K$21.86$22K
Dec 14, 2022Taylor Dian CC.E.O. President, DirectorSell(S)1K$55.62$57K
Dec 14, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)1K$0
Dec 13, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)853$21.86$19K
Dec 13, 2022Taylor Dian CC.E.O. President, DirectorSell(S)853$55.59$47K
Dec 13, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)853$0
Dec 12, 2022Taylor Dian CC.E.O. President, DirectorSell(S)110$55.60$6K
Dec 12, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)110$21.86$2K
Dec 12, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)110$0
Dec 9, 2022Taylor Dian CC.E.O. President, DirectorSell(S)5K$55.58$265K
Dec 9, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)5K$21.86$104K
Dec 9, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)5K$0
Nov 17, 2022Taylor Nicholle ReneeSenior Vice President, DirectorBuy(P)535$50.00$27K
Nov 17, 2022Biederman Kenneth RDirectorOption exercise(X)3K$21.86$74K
Nov 17, 2022Biederman Kenneth RDirectorSell(S)3K$53.08$180K
Nov 17, 2022Biederman Kenneth RDirectorOption exercise(X)3K$0
Sep 16, 2022Biederman Kenneth RDirectorSell(S)3K$57.67$193K
Sep 16, 2022Biederman Kenneth RDirectorOption exercise(X)3K$21.86$73K
Sep 16, 2022Biederman Kenneth RDirectorOption exercise(X)3K$0
Sep 16, 2022Taylor Dian CC.E.O. President, DirectorOption exercise(X)7K$22.66$153K

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 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

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