XLO Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$44K
1 insiders
Open-Market Sells (180d)
$6K
2 insiders
Net Insider Flow
$38K
open market, 180d
Reporting Insiders
3
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
Jun 11, 2026Ross Robert W.DirectorGrant(A)5K$0
Jun 11, 2026Bonstein SaraDirectorGrant(A)5K$0
Jun 11, 2026Brennan AoifeDirectorGrant(A)5K$0
Jun 11, 2026Bello Akintunde OlatokumboDirectorGrant(A)5K$0
Jun 11, 2026Shannon James SamuelDirectorGrant(A)5K$0
Jun 11, 2026Curran Daniel J.DirectorGrant(A)5K$0
Jun 11, 2026Xu YuanDirectorGrant(A)5K$0
Mar 26, 2026Shannon James SamuelDirectorBuy(P)5K$8.79$44K
Feb 13, 2026Gilead Sciences, Inc.10% OwnerBuy(P)3.7M$0.53$2.0M
Jan 2, 2026Frankenfield Christopher JamesChief Financial OfficerSell(S)7K$0.64$4K
Jan 2, 2026Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGSell(S)2K$0.64$1K
Jan 1, 2026Russo RenePRESIDENT AND CEO, DirectorOption exercise(M)44K
Jan 1, 2026Russo RenePRESIDENT AND CEO, DirectorOption exercise(M)44K$0
Jan 1, 2026Frankenfield Christopher JamesChief Financial OfficerOption exercise(M)19K
Jan 1, 2026Frankenfield Christopher JamesChief Financial OfficerOption exercise(M)19K$0
Jan 1, 2026Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGOption exercise(M)5K
Jan 1, 2026Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGOption exercise(M)5K$0
Jan 1, 2026Luptakova KatarinaCHIEF MEDICAL OFFICEROption exercise(M)17K
Jan 1, 2026Luptakova KatarinaCHIEF MEDICAL OFFICEROption exercise(M)17K$0
Dec 31, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)1.5M$0
Dec 31, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)669K$0
Dec 31, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)95K$0
Dec 31, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)452K$0
Nov 26, 2025Gilead Sciences, Inc.10% OwnerOption exercise(X)13.3M$0
Nov 26, 2025Gilead Sciences, Inc.10% OwnerOption exercise(X)13.3M$0.75$10.0M
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)150K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)350K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)473K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)240K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)240K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)2.1M$0
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)473K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)135K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)135K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)50K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)50K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)100K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)100K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)350K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)700K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorDisposed to issuer(D)700K
Nov 21, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)150K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)45K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)24K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)24K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)155K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)155K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)925K$0
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)300K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)300K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)150K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)150K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)117K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)117K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)20K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)20K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)45K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerDisposed to issuer(D)37K
Nov 21, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)37K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)106K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)44K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERDisposed to issuer(D)44K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)625K$0
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERDisposed to issuer(D)106K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERDisposed to issuer(D)15K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERDisposed to issuer(D)25K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)35K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERDisposed to issuer(D)35K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)15K
Nov 21, 2025Luptakova KatarinaCHIEF MEDICAL OFFICERGrant(A)25K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)132K$0
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGDisposed to issuer(D)55K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)55K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGDisposed to issuer(D)25K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)25K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGDisposed to issuer(D)20K
Nov 21, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)20K
Jun 17, 2025Shannon James SamuelDirectorBuy(P)25K$0.69$17K
Jun 16, 2025Russo RenePRESIDENT AND CEO, DirectorBuy(P)36K$0.68$25K
Jun 16, 2025Shannon James SamuelDirectorBuy(P)45K$0.69$31K
Jun 11, 2025Rossi ChristinaDirectorGrant(A)31K$0
Jun 11, 2025Shannon James SamuelDirectorGrant(A)31K$0
Jun 11, 2025Xu YuanDirectorGrant(A)31K$0
Jun 11, 2025Clancy Paul JDirectorGrant(A)31K$0
Jun 11, 2025Curran Daniel J.DirectorGrant(A)31K$0
Jun 11, 2025Bonstein SaraDirectorGrant(A)31K$0
Jun 11, 2025Brennan AoifeDirectorGrant(A)31K$0
Jun 11, 2025Ross Robert W.DirectorGrant(A)31K$0
Jun 10, 2025Bello Akintunde OlatokumboDirectorGrant(A)62K$0
Jun 5, 2025Gilead Sciences, Inc.10% OwnerBuy(P)13.3M
Jun 5, 2025Gilead Sciences, Inc.10% OwnerBuy(P)13.3M
Jun 5, 2025Gilead Sciences, Inc.10% OwnerBuy(P)13.3M
Jun 5, 2025Gilead Sciences, Inc.10% OwnerBuy(P)13.3M
Apr 15, 2025Frankenfield Christopher JamesChief Financial OfficerGrant(A)75K$0
Apr 15, 2025Russo RenePRESIDENT AND CEO, DirectorGrant(A)190K$0
Jan 2, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGSell(S)2K$0.98$2K
Jan 2, 2025Frankenfield Christopher JamesChief Financial OfficerSell(S)7K$0.98$7K
Jan 1, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGOption exercise(M)5K
Jan 1, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGOption exercise(M)5K$0
Jan 1, 2025Brennan Kevin M.SVP, FINANCE AND ACCOUNTINGGrant(A)60K$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.

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