BUZBY DAVID S
Known title: DirectorCIK: 0001244203
BUZBY DAVID S's purchase track record
BUZBY DAVID S has only 2 open-market purchases with a full 6 months of price history after it -- too few to call a track record yet.
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 3/15/2024 | STEM | $176K | -40.0% | -76.0% | +10.0% |
| 9/15/2023 | STEM | $299K | -14.9% | -61.6% | +15.0% |
Computed by MarketWall from SEC Form 4 filings and daily closing prices (close on the purchase date to the close about 3 and 6 months later). Companies that have since delisted are not included. Past results, not investment advice.
Associated companies
Transaction History
| STEM | ▲ Buy | Option Exercise | 7,486 | — | 8/7/2026 | View on chart |
| STEM | ▼ Sell | Gift | 5,511 | $0 | 7/3/2025 | View on chart |
| STEM | ▼ Sell | Gift | 5,511 | $0 | 7/3/2025 | View on chart |
| STEM | ▲ Buy | Option Exercise | 110,236 | $0 | 5/29/2025 | View on chart |
| STEM | ▲ Buy | Option Exercise | 23,489 | $0 | 6/7/2024 | View on chart |
| STEM | ▲ Buy | Open Market | 33,800 | $61K | 3/18/2024 | View on chart |
| STEM | ▲ Buy | Open Market | 62,500 | $115K | 3/15/2024 | View on chart |
| STEM | ▲ Buy | Open Market | 62,000 | $299K | 9/15/2023 | View on chart |
| STEM | ▲ Buy | Option Exercise | 20,498 | $0 | 6/15/2023 | View on chart |
| STEM | ▼ Sell | Open Market | 50,000 | $810K | 9/9/2022 | View on chart |
| STEM | ▼ Sell | Open Market | 67,000 | $1.0M | 8/17/2022 | View on chart |
| STEM | ▲ Buy | Option Exercise | 5,524 | $0 | 4/28/2022 | View on chart |
| STEM | ▼ Sell | Open Market | 86,121 | $776K | 3/8/2022 | View on chart |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
September 30, 2026
Stem Inc. Receives Analyst Upgrades Amid Industrial Pre‑Market Activity
A 3M analyst has shifted from a bearish view to a more positive stance on Stem Inc. UBS also upgraded the stock, keeping its price target at $7. These changes come as a broader group of industrial stocks moved in Friday’s pre‑market session, which could influence Stem’s trading activity.
Stem Inc. Receives Analyst Upgrades Amid Industrial Pre‑Market Activity. A 3M analyst has shifted from a bearish view to a more positive stance on Stem Inc. UBS also upgraded the stock, keeping its price target at $7. These changes come as a broader group of industrial stocks moved in Friday’s pre‑market session, which could influence Stem’s trading activity.