David Jin
Known title: Chief Financial OfficerCIK: 0001930732
David Jin's purchase track record
How the stock did after each of David Jin's open-market purchases, measured from the purchase date. Several fills within a week count as one purchase.
Purchases measured
4
of 4 since November 30, 2022
Stock higher 6 months later
25%
3 months: 25%
Median 6-month return
-22.1%
3 months: -7.5%
Beat the S&P 500
25%
median -27.7% vs. index
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 12/30/2025 | MBIO | $238 | -23.4% | -26.1% | +8.8% |
| 7/10/2024 | FBIO | $4K | -9.7% | +18.9% | +5.1% |
| 2/10/2023 | FBIO | $30K | -5.3% | -30.3% | +9.1% |
| 11/30/2022 | FBIO | $3K | +13.6% | -18.2% | +2.4% |
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
| FBIO | ▲ Buy | Grant | 1,190 | $2K | 10/1/2026 | View on chart |
| FBIO | ▲ Buy | Grant | 400,000 | $0 | 6/22/2026 | View on chart |
| FBIO | ▲ Buy | Grant | 2,967 | $6K | 4/1/2026 | View on chart |
| MBIO | ▲ Buy | Open Market | 247 | $238 | 12/30/2025 | View on chart |
| FBIO | ▲ Buy | Grant | 2,711 | $4K | 10/1/2025 | View on chart |
| FBIO | ▲ Buy | Grant | 5,000 | $6K | 4/1/2025 | View on chart |
| FBIO | ▲ Buy | Grant | 1,000,000 | $0 | 12/19/2024 | View on chart |
| FBIO | ▲ Buy | Grant | 2,625 | $3K | 10/1/2024 | View on chart |
| FBIO | ▲ Buy | Open Market | 500 | $4K | 7/10/2024 | View on chart |
| FBIO | ▲ Buy | Grant | 2,352 | $4K | 4/1/2024 | View on chart |
| FBIO | ▲ Buy | Grant | 140,000 | $0 | 12/20/2023 | View on chart |
| FBIO | ▲ Buy | Open Market | 35,928 | $30K | 2/10/2023 | View on chart |
| FBIO | ▲ Buy | Open Market | 5,000 | $3K | 11/30/2022 | View on chart |
| FBIO | ▲ Buy | Grant | 1,350,000 | $0 | 10/26/2022 | View on chart |