Koning John Todd
Known title: Chief Financial OfficerCIK: 0001830843
Koning John Todd's purchase track record
Koning John Todd has only 1 open-market purchase 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. |
|---|---|---|---|---|---|
| 12/16/2021 | ATEC | $56K | +0.4% | -41.4% | -21.5% |
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
| ATEC | ▼ Sell | Open Market | 79,789 | $986K | 3/13/2026 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 68,910 | $866K | 3/5/2026 | View on chart |
| ATEC | ▲ Buy | Grant | 110,394 | $0 | 2/25/2026 | View on chart |
| ATEC | ▲ Buy | Grant | 205,094 | $0 | 2/25/2026 | View on chart |
| ATEC | ▲ Buy | Grant | 20,380 | — | 2/25/2026 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 15,266 | $327K | 12/8/2025 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 5,315 | $82K | 8/6/2025 | View on chart |
| ATEC | ▼ Sell | Open Market | 37,500 | $402K | 4/22/2025 | View on chart |
| ATEC | ▲ Buy | Grant | 20,929 | — | 4/1/2025 | View on chart |
| ATEC | ▼ Sell | Open Market | 165,121 | $1.6M | 3/10/2025 | View on chart |
| ATEC | ▲ Buy | Grant | 120,952 | $0 | 1/29/2025 | View on chart |
| ATEC | ▲ Buy | Grant | 114,322 | $0 | 1/29/2025 | View on chart |
| ATEC | ▲ Buy | Grant | 19,598 | — | 1/29/2025 | View on chart |
| ATEC | ▼ Sell | Open Market | 37,500 | $481K | 4/24/2024 | View on chart |
| ATEC | ▼ Sell | Open Market | 121,601 | $1.6M | 3/1/2024 | View on chart |
| ATEC | ▲ Buy | Grant | 31,746 | $0 | 2/21/2024 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 24,453 | $408K | 2/1/2024 | View on chart |
| ATEC | ▲ Buy | Grant | 129,612 | $0 | 2/1/2024 | View on chart |
| ATEC | ▼ Sell | Open Market | 16,500 | $271K | 4/20/2023 | View on chart |
| ATEC | ▼ Sell | Open Market | 22,500 | $332K | 2/27/2023 | View on chart |
| ATEC | ▼ Sell | Open Market | 13,068 | $186K | 2/22/2023 | View on chart |
| ATEC | ▲ Buy | Grant | 90,242 | $0 | 2/1/2023 | View on chart |
| ATEC | ▲ Buy | Grant | 64,806 | $0 | 2/1/2023 | View on chart |
| ATEC | ▲ Buy | Grant | 32,403 | $0 | 2/1/2023 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 16,092 | $186K | 4/28/2022 | View on chart |
| ATEC | ▼ Sell | Tax Withholding | 10,582 | $116K | 3/18/2022 | View on chart |
| ATEC | ▲ Buy | Grant | 50,000 | $0 | 2/24/2022 | View on chart |
| ATEC | ▲ Buy | Grant | 60,161 | $0 | 2/24/2022 | View on chart |
| ATEC | ▲ Buy | Open Market | 5,000 | $56K | 12/16/2021 | 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 25, 2026
Alphatec Appoints Tommy Carls as EVP for Data Intelligence
Alphatec Holdings has named Tommy Carls as Executive Vice President of Data Intelligence and Strategy. This leadership addition focuses on the company's data capabilities and strategic direction. The stock is currently trading within its 52-week range, with analyst targets averaging $15.79.
Alphatec Appoints Tommy Carls as EVP for Data Intelligence. Alphatec Holdings has named Tommy Carls as Executive Vice President of Data Intelligence and Strategy. This leadership addition focuses on the company's data capabilities and strategic direction. The stock is currently trading within its 52-week range, with analyst targets averaging $15.79.