David Young is Chief Scientific Officer at QUESTCOR PHARMACEUTICALS INC (QCOR). They have made 20 open-market trades across 2 companies since 2010, most recently 2026-06-30.
14 open-market purchases totalling $485K since 2021, against 6 sales. Across 14 scored buys the stock is down 21.0% at ninety days, and 25.0 points behind the S&P over the same stretch.
14 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| LEDS | 103,571 | $220K |
| PCSA | 21,729 | $36K |
| QCOR | 117,741 | — |
| Total | $256K |
Shares reported on the most recent Form 4, priced at the 2026-07-01 close. 1 holding could not be priced and is excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 29% | 36% | 14% |
| Avg Move | -5.1% | -6.4% | -21.0% |
| Alpha | -5.2% | -8.6% | -25.0% |
| Scored | 14 | 14 | 14 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| PCSA | BUY | 2026-06-30 | 2026-07-01 | $1.93 | $5K | +7.5% | +0.9% | -14.6% |
| PCSA | BUY | 2026-06-15 | 2026-06-16 | $2.22 | $5K | -7.5% | +5.7% | -10.4% |
| PCSA | BUY | 2026-05-29 | 2026-06-01 | $2.57 | $5K | -6.2% | -23.7% | -20.6% |
| PCSA | BUY | 2026-05-15 | 2026-05-19 | $2.97 | $5K | -2.7% | -18.4% | -18.0% |
| PCSA | BUY | 2026-04-30 | 2026-05-01 | $2.69 | $5K | -6.6% | -7.3% | -25.5% |
| PCSA | BUY | 2026-04-15 | 2026-04-17 | $2.97 | $5K | -17.2% | -16.9% | -32.3% |
| PCSA | BUY | 2026-03-31 | 2026-04-01 | $2.54 | $5K | +0.0% | -4.5% | -34.0% |
| PCSA | BUY | 2025-01-27 | 2025-01-29 | $0.80 | $100K | -9.7% | -21.5% | -67.2% |
| PCSA | BUY | 2024-02-07 | 2024-02-08 | $2.45 | $103K | -7.7% | -7.3% | +0.8% |
| PCSA | BUY | 2024-02-06 | 2024-02-07 | $2.53 | $101K | +12.7% | +3.2% | +12.7% |
| PCSA | BUY | 2023-06-12 | 2023-06-12 | $0.80 | $32K | -36.6% | -34.8% | -62.1% |
| PCSA | BUY | 2023-04-14 | 2023-04-14 | $0.55 | $11K | +1.0% | +25.5% | -7.2% |
| PCSA | BUY | 2023-04-11 | 2023-04-13 | $0.48 | $29K | -2.7% | +19.8% | -9.2% |
| PCSA | BUY | 2021-06-23 | 2021-06-23 | $7.67 | $77K | +3.9% | -9.7% | -6.8% |
| QCOR | SELL · 10b5-1 | 2014-06-24 | 2014-06-26 | $91.96 | $552K | N/A | N/A | N/A |
| QCOR | SELL · 10b5-1 | 2014-03-14 | 2014-03-18 | $62.27 | $374K | N/A | N/A | N/A |
| QCOR | SELL · 10b5-1 | 2014-02-24 | 2014-02-26 | $78.88 | $473K | N/A | N/A | N/A |
| QCOR | SELL · 10b5-1 | 2014-01-24 | 2014-01-28 | $64.38 | $386K | N/A | N/A | N/A |
| QCOR | SELL | 2013-11-13 | 2013-11-15 | $62.40 | $6.2M | N/A | N/A | N/A |
| QCOR | SELL | 2012-04-27 | 2012-05-01 | $42.81 | $3.0M | N/A | N/A | N/A |
| QCOR | SELL | 2011-10-31 | 2011-11-02 | $41.05 | $3.3M | N/A | N/A | N/A |
| QCOR | SELL | 2011-08-12 | 2011-08-16 | $32.00 | $493K | N/A | N/A | N/A |
| QCOR | SELL | 2011-08-05 | 2011-08-09 | $28.50 | $285K | N/A | N/A | N/A |
| QCOR | SELL | 2010-11-02 | 2010-11-04 | $12.33 | $347K | N/A | N/A | N/A |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.