Jerome B. Zeldis is Director at PTC THERAPEUTICS, INC. (PTCT). They have made 17 open-market trades across 6 companies since 2013, most recently 2026-01-02.
CIK 0001433982
16 open-market purchases totalling $553K since 2013, against 1 sale. Across 16 scored buys the stock is up 3.0% at ninety days, and 0.3 points ahead of the S&P over the same stretch.
16 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 38% | 31% | 31% |
| Avg Move | -2.0% | -2.3% | +3.0% |
| Alpha | -3.4% | -2.1% | +0.3% |
| Scored | 16 | 16 | 16 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| PTCT | SELL · 10b5-1 | 2024-12-02 | 2024-12-04 | $51.50 | $2.5M | +0.2% | -4.1% | +6.7% |
| NXGL | BUY | 2024-11-20 | 2024-11-22 | $2.75 | $10K | +1.3% | +39.6% | +7.8% |
| NXGL | BUY | 2024-08-23 | 2024-08-27 | $2.50 | $25K | -1.4% | -6.4% | +20.4% |
| PTCT | SELL · 10b5-1 | 2024-05-22 | 2024-05-24 | $38.24 | $765K | -2.2% | -5.3% | -11.5% |
| NXGL | BUY | 2023-05-26 | 2023-05-30 | $2.34 | $12K | +5.8% | +4.2% | -7.1% |
| NXGL | BUY | 2022-03-25 | 2022-03-28 | $1.89 | $10K | +0.0% | -15.5% | -3.2% |
| NXGL | BUY | 2021-12-27 | 2022-01-03 | $5.49 | $50K | -7.4% | -12.7% | -33.8% |
| SNGX | SELL | 2021-05-14 | 2021-05-18 | $0.90 | $3K | +6.3% | +25.0% | -6.8% |
| SNGX | BUY | 2021-05-14 | 2021-05-18 | $0.89 | $3K | +6.3% | +25.0% | -6.8% |
| NEXI | BUY | 2021-02-17 | 2021-02-19 | $17.00 | $100K | -0.1% | -18.6% | -20.8% |
| BSGM | BUY | 2020-05-28 | 2020-05-28 | $10.49 | $10K | +9.8% | -23.1% | -21.6% |
| SNGX | BUY | 2019-11-19 | 2019-11-19 | $0.93 | $2K | -2.0% | +37.8% | +180.6% |
| SNGX | BUY | 2019-09-19 | 2019-09-23 | $0.94 | $4K | +5.4% | -0.1% | +49.5% |
| SNGX | BUY | 2019-04-22 | 2019-04-22 | $0.73 | $7K | -2.7% | +0.0% | +61.3% |
| ALQA | BUY | 2017-02-27 | 2017-03-01 | $0.50 | $200K | -8.2% | -18.6% | -40.2% |
| SRNE | BUY | 2017-02-03 | 2017-02-03 | $5.15 | $52K | +8.7% | -7.7% | -63.5% |
| SNGX | BUY | 2015-12-23 | 2015-12-23 | $1.27 | $3K | -12.8% | -21.0% | -21.0% |
| ALQA | BUY | 2015-11-06 | 2015-11-09 | $2.91 | $41K | -21.9% | +2.3% | -32.6% |
| SNGX | BUY | 2013-06-25 | 2013-06-26 | $1.05 | $25K | -12.8% | -21.0% | -21.0% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| Total |
| $4.7M |
Shares reported on the most recent Form 4, priced at the 2026-01-06 close.