Michael Shetzline

Companies

• Ironwood PharmaceuticalsCMO, SVP & Head of Drug Devt. Apr 21, 2020 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

• IPIronwood Pharmaceuticals IRWD658,037 shares²$2.3M at $3.52Mar 10, 2026

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

Recent filings

• Mar 10, 2026Granted 136,612 shares of Ironwood Pharmaceuticals²
• Feb 24, 2026Sold 17,012 shares at $3.66 of Ironwood Pharmaceuticals³
• Feb 23, 2026Sold 15,570 shares at $3.81 of Ironwood Pharmaceuticals³
• Feb 10, 2025Sold 41,269 shares at $1.76 of Ironwood Pharmaceuticals⁴
• Feb 10, 2025Granted 133,333 shares of Ironwood Pharmaceuticals⁴
• Jan 17, 2025Granted 48,224 shares of Ironwood Pharmaceuticals⁵
• May 20, 2024Sold 16,128 shares at $6.45 of Ironwood Pharmaceuticals⁶
• Mar 8, 2024Exercised options 34,936 shares of Ironwood Pharmaceuticals⁷
• Feb 12, 2024Granted 54,427 shares of Ironwood Pharmaceuticals⁸
• Feb 12, 2024Sold 38,618 shares at $15.24 of Ironwood Pharmaceuticals⁸
• Jan 17, 2024Granted 57,971 shares of Ironwood Pharmaceuticals⁹
• May 22, 2023Sold 10,324 shares at $10.12 of Ironwood Pharmaceuticals¹⁰
• Mar 8, 2023Granted 69,869 shares of Ironwood Pharmaceuticals¹¹
• Feb 28, 2023Sold 2,416 shares at $11.31 of Ironwood Pharmaceuticals¹²
• Feb 28, 2023Sold 7,438 shares at $11.31 of Ironwood Pharmaceuticals¹²
• Feb 27, 2023Sold 2,322 shares at $11.41 of Ironwood Pharmaceuticals¹²
• Feb 27, 2023Sold 7,146 shares at $11.41 of Ironwood Pharmaceuticals¹²
• Jan 17, 2023Granted 14,663 shares of Ironwood Pharmaceuticals¹³
• May 23, 2022Sold 7,453 shares at $11.50 of Ironwood Pharmaceuticals¹⁴
• May 23, 2022Sold 3,130 shares at $11.50 of Ironwood Pharmaceuticals¹⁴
• Mar 2, 2022Granted 81,448 shares of Ironwood Pharmaceuticals¹⁵
• Feb 28, 2022Sold 4,364 shares at $10.77 of Ironwood Pharmaceuticals¹⁶
• Feb 28, 2022Sold 3,804 shares at $10.77 of Ironwood Pharmaceuticals¹⁶
• Feb 28, 2022Sold 5,161 shares at $10.77 of Ironwood Pharmaceuticals¹⁶
• Feb 28, 2022Sold 2,911 shares at $10.77 of Ironwood Pharmaceuticals¹⁶