NEPH Insider Trading

NEPH · full profile →Last filing May 11, 2026
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 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

37 shown
DateInsiderRoleActionSharesPriceValue
May 11, 2026Amron Arthur HDirectorGrant(A)4K$0
Mar 23, 2026Krandel JudyChief Financial OfficerOption exercise(M)69K$1.71$118K
Mar 23, 2026Krandel JudyChief Financial OfficerOption exercise(M)69K$0
Mar 23, 2026Banks Robert R. Jr.President and CEOOption exercise(M)120K$1.44$173K
Mar 23, 2026Banks Robert R. Jr.President and CEOOption exercise(M)120K$0
Mar 16, 2026Krandel JudyChief Financial OfficerGrant(A)4K$0
Mar 16, 2026Amron Arthur HDirectorGrant(A)4K$0
Nov 10, 2025Amron Arthur HDirectorGrant(A)5K$0
Nov 10, 2025Spandow Oliver J.DirectorGrant(A)8K$0
Nov 10, 2025Nettis Lisa MarieDirectorGrant(A)2K$0
Aug 11, 2025Nettis Lisa MarieDirectorGrant(A)13K$0
Mar 27, 2025Krandel JudyChief Financial OfficerGrant(A)54K$0
Jan 1, 2025Spandow Oliver J.DirectorGrant(A)33K$0
Jan 1, 2025Spandow Oliver J.DirectorGrant(A)7K$0
Jan 1, 2025Harris Joseph MichaelDirectorGrant(A)7K$0
Jan 1, 2025Lask AlisaDirectorGrant(A)7K$0
Jan 1, 2025Amron Arthur HDirectorGrant(A)22K$0
Jan 1, 2025Amron Arthur HDirectorGrant(A)7K$0
May 30, 2024Amron Arthur HDirectorBuy(P)3K$2.24$7K
May 28, 2024Amron Arthur HDirectorBuy(P)2K$2.22$4K
May 16, 2024Banks Robert R. Jr.President and CEO, DirectorBuy(P)50K$2.24$112K
May 14, 2024Harris Joseph MichaelDirectorGrant(A)7K$0
May 14, 2024Spandow Oliver J.DirectorGrant(A)7K$0
May 14, 2024Lask AlisaDirectorGrant(A)7K$0
May 14, 2024Amron Arthur HDirectorGrant(A)7K$0
May 14, 2024Banks Robert R. Jr.President and CEO, DirectorGrant(A)10K$0
Mar 13, 2024Amron Arthur HDirectorOther(J)91K$0
Mar 13, 2024Wexford GP LLC10% OwnerOther(J)91K$0
Mar 12, 2024Amron Arthur HDirectorBuy(P)7K$2.45$17K
Dec 13, 2023Amron Arthur HDirectorGrant(A)9K$0
Dec 13, 2023Harris Joseph MichaelDirectorGrant(A)9K$0
Dec 13, 2023Lask AlisaDirectorGrant(A)9K$0
Dec 13, 2023Spandow Oliver J.DirectorGrant(A)14K$0
Dec 7, 2023Banks Robert R. Jr.President and CEO, DirectorBuy(P)18K$2.20$40K
Nov 1, 2023Krandel JudyChief Financial OfficerGrant(A)123K$0
Aug 15, 2023Banks Robert R. Jr.President and CEO, DirectorBuy(P)2K$1.69$3K
Aug 14, 2023Banks Robert R. Jr.President and CEO, DirectorBuy(P)99$1.50$149

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).