ACLS Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$6.0M
13 insiders
Net Insider Flow
-$6.0M
open market, 180d
Reporting Insiders
13
21 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
Jul 15, 2026Ryzhik DavidSVP Interim CFOTax withholding(F)94$145.01$14K
Jul 15, 2026Ryzhik DavidSVP Interim CFOTax withholding(F)127$145.01$18K
Jun 16, 2026Ryzhik DavidSVP Interim CFOTax withholding(F)76$176.85$13K
Jun 15, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Tax withholding(F)506$191.60$97K
Jun 3, 2026Sayiner NecipDirectorSell(S)2K$157.44$250K
Jun 2, 2026Mahoney Robert JohnEVP Global OperationsSell(S)1K$155.24$179K
May 27, 2026Sutton ToddVP Corporate ControllerSell(S)2K$159.99$320K
May 22, 2026St Dennis ThomasDirectorSell(S)900$155.37$140K
May 22, 2026Evans EileenEVP, General Counsel and Sec'ySell(S)926$155.51$144K
May 21, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Sell(S)1K$152.70$177K
May 20, 2026Tatnall ChristopherEVP Global Customer OperationsSell(S)1K$149.75$175K
May 19, 2026Quirk JeanneDirectorSell(S)2K$140.22$251K
May 19, 2026Graves Gregory BDirectorSell(S)600$142.51$86K
May 19, 2026Graves Gregory BDirectorSell(S)3K$141.41$371K
May 19, 2026Kurtzweil John TDirectorSell(S)4K$138.79$486K
May 18, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)79$146.24$12K
May 18, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)111$146.24$16K
May 18, 2026Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)711$146.24$104K
May 18, 2026Sutton ToddVP Corporate ControllerTax withholding(F)184$146.24$27K
May 18, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)130$146.24$19K
May 18, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)182$146.24$27K
May 15, 2026Sutton ToddVP Corporate ControllerTax withholding(F)103$155.18$16K
May 15, 2026Sutton ToddVP Corporate ControllerTax withholding(F)112$155.18$17K
May 15, 2026Sutton ToddVP Corporate ControllerTax withholding(F)226$155.18$35K
May 15, 2026Sutton ToddVP Corporate ControllerGrant(A)1K$0
May 15, 2026Ryzhik DavidSVP Interim CFOTax withholding(F)226$155.18$35K
May 15, 2026Ryzhik DavidSVP Interim CFOGrant(A)3K$0
May 15, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)61$155.18$9K
May 15, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)170$155.18$26K
May 15, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)173$155.18$27K
May 15, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)372$155.18$58K
May 15, 2026Mahoney Robert JohnEVP Global OperationsGrant(A)2K$0
May 15, 2026Mahoney Robert JohnEVP Global OperationsGrant(A)2K$0
May 15, 2026Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)170$155.18$26K
May 15, 2026Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)345$155.18$54K
May 15, 2026Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)744$155.18$115K
May 15, 2026Tatnall ChristopherEVP Global Customer OperationsGrant(A)4K$0
May 15, 2026Tatnall ChristopherEVP Global Customer OperationsGrant(A)4K$0
May 15, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Tax withholding(F)345$155.18$54K
May 15, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Tax withholding(F)744$155.18$115K
May 15, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Grant(A)3K$0
May 15, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Grant(A)3K$0
May 15, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)177$155.18$27K
May 15, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)210$155.18$33K
May 15, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)452$155.18$70K
May 15, 2026Redinbo GregEVP MARKETING AND APPLICATIONSGrant(A)3K$0
May 15, 2026Redinbo GregEVP MARKETING AND APPLICATIONSGrant(A)3K$0
May 15, 2026Evans EileenEVP, General Counsel and Sec'yTax withholding(F)867$155.18$135K
May 15, 2026Evans EileenEVP, General Counsel and Sec'yGrant(A)4K$0
May 15, 2026Evans EileenEVP, General Counsel and Sec'yGrant(A)4K$0
May 15, 2026Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)1K$155.18$225K
May 15, 2026Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)2K$155.18$267K
May 15, 2026Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)4K$155.18$577K
May 15, 2026Low RussellPRESIDENT AND CEO, DirectorGrant(A)19K$0
May 15, 2026Low RussellPRESIDENT AND CEO, DirectorGrant(A)19K$0
May 15, 2026Titinger JorgeDirectorGrant(A)1K$0
May 15, 2026St Dennis ThomasDirectorGrant(A)1K$0
May 15, 2026Sayiner NecipDirectorGrant(A)1K$0
May 15, 2026Graves Gregory BDirectorGrant(A)1K$0
May 15, 2026Kurtzweil John TDirectorGrant(A)1K$0
May 15, 2026Quirk JeanneDirectorGrant(A)1K$0
May 15, 2026Chiu Tzu YinDirectorGrant(A)1K$0
May 14, 2026Sutton ToddVP Corporate ControllerSell(S)3K$163.89$422K
May 14, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Sell(S)1K$162.32$165K
May 13, 2026Redinbo GregEVP MARKETING AND APPLICATIONSSell(S)3K$160.85$464K
May 13, 2026Titinger JorgeDirectorSell(S)2K$164.14$328K
May 12, 2026Mahoney Robert JohnEVP Global OperationsSell(S)2K$161.00$364K
May 6, 2026Low RussellPRESIDENT AND CEO, DirectorSell(S)7K$156.75$1.2M
May 1, 2026Low RussellPRESIDENT AND CEO, DirectorSell(S)1K$138.86$173K
Apr 20, 2026Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)907$131.02$119K
Apr 1, 2026Low RussellPRESIDENT AND CEO, DirectorSell(S)1K$94.06$117K
Mar 24, 2026Low RussellPRESIDENT AND CEO, DirectorSell(S)1K$90.00$112K
Mar 2, 2026Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)5K$86.58$453K
Mar 2, 2026Coogan James GordonEVP AND CFOTax withholding(F)2K$86.58$156K
Mar 2, 2026Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)723$86.58$63K
Mar 2, 2026Blumenstock Gerald MEVP, Research, Dev. & Eng.Tax withholding(F)1K$86.58$97K
Mar 2, 2026Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)1K$86.58$97K
Mar 2, 2026Mahoney Robert JohnEVP Global OperationsTax withholding(F)573$86.58$50K
Feb 20, 2026Titinger JorgeDirectorSell(S)1K$80.00$80K
Jan 15, 2026Mahoney Robert JohnEVP Global OperationsGrant(A)2K$0
Dec 17, 2025Titinger JorgeDirectorSell(S)2K$86.05$172K
Dec 16, 2025Evans EileenEVP, General Counsel and Sec'yTax withholding(F)1K$86.32$119K
Dec 11, 2025Blumenstock Gerald MEVP, Research, Dev. & Eng.Sell(S)3K$89.46$271K
Oct 16, 2025Coogan James GordonEVP AND CFOTax withholding(F)713$83.62$60K
Sep 15, 2025Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)208$87.30$18K
Sep 15, 2025Tatnall ChristopherEVP Global Customer OperationsTax withholding(F)137$87.30$12K
Jun 16, 2025Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)734$68.96$51K
Jun 16, 2025Blumenstock Gerald MEVP, Research, Dev. & Eng.Tax withholding(F)506$68.96$35K
May 20, 2025Kurtzweil John TDirectorSell(S)2K$61.93$104K
May 17, 2025Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)947$62.01$59K
May 16, 2025Low RussellPRESIDENT AND CEO, DirectorTax withholding(F)712$61.58$44K
May 16, 2025Redinbo GregEVP MARKETING AND APPLICATIONSTax withholding(F)190$61.58$12K
May 15, 2025Kurtzweil John TDirectorGrant(A)4K$0
May 15, 2025Titinger JorgeDirectorGrant(A)4K$0
May 15, 2025St Dennis ThomasDirectorGrant(A)4K$0
May 15, 2025Quirk JeanneDirectorGrant(A)4K$0
May 15, 2025Graves Gregory BDirectorGrant(A)4K$0
May 15, 2025Sayiner NecipDirectorGrant(A)4K$0
May 15, 2025Chiu Tzu YinDirectorGrant(A)4K$0
May 15, 2025Evans EileenEVP, General Counsel and Sec'yGrant(A)7K$0

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 2021-01-042026-07-22. Earlier history is backfilling; this window widens as it deepens.

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