David S. Buzby

Companies

• Spring Valley Acquisition Corp. IVBoard member Feb 9, 2026 to now¹
• General Fusion Group Ltd.Board member Sep 3, 2025 to now²
• Spring Valley Acquisition Corp. IIBoard member Oct 12, 2022 to now³
• Stem Inc.Board member May 25, 2021 to now⁴
• Stem Inc.Officer Jan 16, 2025 to Jan 16, 2025⁵
• Stem Inc.Chair Aug 30, 2024 to Aug 30, 2024⁶

Holdings

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

Shares held

• SStem Inc. STEM12,301 shares⁷$41.2K at $3.35Aug 11, 2026
• SVSpring Valley Acquisition Corp. II0 shares⁸Feb 24, 2026

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

Recent filings

• Aug 7, 2026Exercised options 7,486 shares of Stem Inc.⁷
• Feb 24, 2026Returned to company 40,000 shares of Spring Valley Acquisition Corp. II⁸
• Jul 3, 2025Gift 5,511 shares of Stem Inc.⁹
• Jul 3, 2025Gift 5,511 shares of Stem Inc.⁹
• May 29, 2025Exercised options 110,236 shares of Stem Inc.¹⁰
• Jun 7, 2024Exercised options 23,489 shares of Stem Inc.¹¹
• Mar 18, 2024Bought 33,800 shares at $1.81 of Stem Inc.¹²
• Mar 18, 2024Bought 33,800 shares at $1.81 of Stem Inc.¹³
• Mar 15, 2024Bought 62,500 shares at $1.84 of Stem Inc.¹²
• Mar 15, 2024Bought 62,500 shares at $1.84 of Stem Inc.¹⁴
• Jan 25, 2024Converted 40,000 shares of Spring Valley Acquisition Corp. II¹⁵
• Sep 15, 2023Bought 62,000 shares at $4.82 of Stem Inc.¹⁶
• Jun 20, 2023Gift 20,498 shares of Stem Inc.¹²
• Jun 20, 2023Gift 20,498 shares of Stem Inc.¹²
• Jun 15, 2023Exercised options 20,498 shares of Stem Inc.¹⁷
• Sep 9, 2022Sold 50,000 shares at $16.21 of Stem Inc.¹⁸
• Aug 17, 2022Sold 67,000 shares at $15.51 of Stem Inc.¹⁹
• Apr 28, 2022Exercised options 5,524 shares of Stem Inc.²⁰
• Mar 8, 2022Sold 86,121 shares at $9.01 of Stem Inc.²¹