SEC Insider Transactions from STEINBERG JOSEPH S.

Last updated: 2026-03-16 13:01 UTC | Total transactions: 12

Joseph S. Steinberg, a director, made open market purchases of NNUP (Nocopi Technologies) and CWGL (Crimson Wine Group) shares over the last year, with no sales recorded. He bought NNUP shares once for about $215 thousand on June 6, 2025, ranking 1,472nd among insiders for purchase value. For CWGL, he purchased once for about $527 thousand on November 20, 2025, ranking 787th. Among nearly 5,000 insiders averaging 1.5 million in buys and 3.3 transactions, Steinberg's activity stands out for these two targeted investments.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Nov. 20, 2025 Crimson Wine Group, Ltd $CWGL STEINBERG JOSEPH S Director P Common Stock 106308 $4.96 3,388,666.0000 20,595,000 3.24% 0.52%
June 6, 2025 NOCOPI TECHNOLOGIES INC/MD/ $NNUP STEINBERG JOSEPH S TenPercentOwner P Common Stock 195851 $1.10 1,445,851.0000 10,792,913 15.67% 1.81%
May 1, 2025 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director A Common Stock 5952 $0.00 2,667,449.0000 450,000,000 0.22% 0.00%
Nov. 14, 2024 Jefferies Financial Group Inc. $JEF STEINBERG JOSEPH S Chairman of the Board A Common Stock 100 $74.50 20,697,182.0000 224,180,000 0.00% 0.00%
Nov. 14, 2024 Jefferies Financial Group Inc. $JEF STEINBERG JOSEPH S Chairman of the Board P Common Stock 100 $74.50 20,697,182.0000 224,180,000 0.00% 0.00%
July 30, 2024 Jefferies Financial Group Inc. $JEF STEINBERG JOSEPH S Chairman of the Board G Common Stock 100000 $0.00 20,697,082.0000 236,620,000 0.48% 0.04%
May 2, 2024 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director A Common Stock 5504 $0.00 2,661,497.0000 450,000,000 0.21% 0.00%
May 23, 2023 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director A Common Stock 8333 $0.00 2,655,993.0000 450,000,000 0.31% 0.00%
March 23, 2023 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director G Common Stock 135119 $0.00 2,647,660.0000 450,000,000 4.86% 0.03%
March 22, 2023 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director P Common Stock 158000 $16.99 2,647,660.0000 450,000,000 6.35% 0.04%
March 17, 2023 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director P Common Stock 16107 $16.99 2,624,779.0000 450,000,000 0.62% 0.00%
March 16, 2023 Vitesse Energy, Inc. $VTS STEINBERG JOSEPH S Director P Common Stock 25893 $16.95 2,608,672.0000 450,000,000 1.00% 0.01%