Justin B. Stiefel

Companies

• IP STRATEGY HOLDINGS, INC.Board member Nov 18, 2024 to now¹
• IP STRATEGY HOLDINGS, INC.Chief executive officer Nov 18, 2024 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• ISIP STRATEGY HOLDINGS, INC. IPST6,313 shares²$16.3K at $2.58Aug 2, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 2, 2026Shares withheld for tax 62 shares at $2.16 of IP STRATEGY HOLDINGS, INC.²
• Aug 2, 2026Exercised options 209 shares of IP STRATEGY HOLDINGS, INC.²
• Aug 2, 2026Shares withheld for tax 433 shares at $2.16 of IP STRATEGY HOLDINGS, INC.²
• Aug 2, 2026Exercised options 1,459 shares of IP STRATEGY HOLDINGS, INC.²
• May 2, 2026Shares withheld for tax 62 shares at $5.50 of IP STRATEGY HOLDINGS, INC.³
• May 2, 2026Exercised options 208 shares of IP STRATEGY HOLDINGS, INC.³
• May 2, 2026Shares withheld for tax 433 shares at $5.50 of IP STRATEGY HOLDINGS, INC.³
• May 2, 2026Exercised options 1,458 shares of IP STRATEGY HOLDINGS, INC.³
• Feb 2, 2026Shares withheld for tax 2,471 shares at $1.08 of IP STRATEGY HOLDINGS, INC.⁴
• Feb 2, 2026Exercised options 8,333 shares of IP STRATEGY HOLDINGS, INC.⁴
• Feb 2, 2026Shares withheld for tax 17,296 shares at $1.08 of IP STRATEGY HOLDINGS, INC.⁵
• Feb 2, 2026Shares withheld for tax 17,296 shares at $1.08 of IP STRATEGY HOLDINGS, INC.⁴
• Feb 2, 2026Exercised options 58,333 shares of IP STRATEGY HOLDINGS, INC.⁵
• Feb 2, 2026Exercised options 58,333 shares of IP STRATEGY HOLDINGS, INC.⁴
• Sep 18, 2025Exercised options 3,309,615 shares of IP STRATEGY HOLDINGS, INC.⁶
• May 24, 2025Exercised options 42,000 shares at $0.54 of IP STRATEGY HOLDINGS, INC.⁷
• May 22, 2025Exercised options 220,989 shares at $0.53 of IP STRATEGY HOLDINGS, INC.⁷
• May 22, 2025Exercised options 42,000 shares at $0.53 of IP STRATEGY HOLDINGS, INC.⁷
• May 22, 2025Exercised options 240,306 shares at $0.53 of IP STRATEGY HOLDINGS, INC.⁷
• Feb 7, 2025Bought 2,450 shares at $1.23 of IP STRATEGY HOLDINGS, INC.⁸
• Feb 7, 2025Bought 2,916 shares at $1.20 of IP STRATEGY HOLDINGS, INC.⁸
• Nov 25, 2024Exercised options 27,000 shares of IP STRATEGY HOLDINGS, INC.⁹
• Nov 25, 2024Exercised options 27,000 shares of IP STRATEGY HOLDINGS, INC.⁹