Markus Sieger

Companies

• Rafael Holdings, Inc.Board member Apr 2, 2025 to now¹
• Cyclo Therapeutics, Inc.Board member Feb 21, 2014 to Mar 3, 2025²

Holdings

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

Shares held

• RRafael Holdings, Inc. RFL219,710 shares³$285.6K at $1.30Jan 28, 2026
• CTCyclo Therapeutics, Inc.440,260 shares⁴Feb 27, 2025

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

Recent filings

• Jan 28, 2026Granted 29,528 shares at $1.27 of Rafael Holdings, Inc.³
• May 27, 2025Exercised 35,000 shares at $1.28 of Rafael Holdings, Inc.⁵
• Feb 27, 2025Granted 58,138 shares of Cyclo Therapeutics, Inc.⁴
• Nov 15, 2024Granted 35,022 shares of Cyclo Therapeutics, Inc.⁶
• Aug 16, 2024Granted 18,354 shares of Cyclo Therapeutics, Inc.⁷
• Jun 3, 2024Granted 18,067 shares of Cyclo Therapeutics, Inc.⁸
• Feb 13, 2024Granted 14,004 shares of Cyclo Therapeutics, Inc.⁹
• Nov 28, 2023Granted 16,512 shares of Cyclo Therapeutics, Inc.¹⁰
• Oct 20, 2023Exercised 59,881 shares at $0.71 of Cyclo Therapeutics, Inc.¹¹
• Aug 18, 2023Granted 16,269 shares of Cyclo Therapeutics, Inc.¹²
• May 17, 2023Granted 42,962 shares of Cyclo Therapeutics, Inc.¹³
• Apr 20, 2023Bought 59,881 shares at $0.71 of Cyclo Therapeutics, Inc.¹⁴
• Nov 8, 2022Granted 9,496 shares of Cyclo Therapeutics, Inc.¹⁵
• Aug 2, 2022Granted 5,762 shares of Cyclo Therapeutics, Inc.¹⁶
• May 3, 2022Granted 4,223 shares of Cyclo Therapeutics, Inc.¹⁷
• Mar 29, 2022Bought 10,000 shares at $2.73 of Cyclo Therapeutics, Inc.¹⁸
• Jan 28, 2022Granted 4,075 shares of Cyclo Therapeutics, Inc.¹⁹