Eric Bjerkholt is CFO at Mirum Pharmaceuticals, Inc. (MIRM). They have made 33 open-market trades across 7 companies since 2007, most recently 2026-09-14.
CIK 0001197350
21 open-market purchases totalling $1.0M since 2007, against 12 sales. Across 21 scored buys the stock is up 1.1% at ninety days, and 3.4 points behind the S&P over the same stretch.
21 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 33% | 38% | 62% |
| Avg Move | +0.2% | -3.9% | +1.1% |
| Alpha | +1.8% | -4.4% | -3.4% |
| Scored | 21 | 21 | 21 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| MIRM | SELL | 2026-09-14 | 2026-09-15 | $98.37 | $978K | -5.5% | -13.2% | — |
| MIRM | SELL · 10b5-1 | 2026-08-11 | 2026-08-12 | $99.90 | $600K | -2.8% | -1.2% | — |
| MIRM | SELL · 10b5-1 | 2026-07-06 | 2026-07-08 | $122.25 | $611K | -9.5% | -22.0% | -38.5% |
| CERS | SELL | 2026-06-09 | 2026-06-11 | $2.60 | $53K | -1.7% | +15.3% | -6.3% |
| MIRM | SELL · 10b5-1 | 2026-06-08 | 2026-06-09 | $93.82 | $469K | +10.7% | +31.0% | +2.3% |
| MIRM | SELL | 2026-03-16 | 2026-03-17 | $91.98 | $1.3M | -7.1% | +0.7% | +6.2% |
| MIRM | SELL | 2026-01-26 | 2026-01-27 | $96.19 | $101K | -1.0% | -9.2% | -8.9% |
| MIRM | SELL | 2026-01-22 | 2026-01-23 | $93.33 | $133K | +8.1% | +10.1% | -4.4% |
| MIRM | SELL | 2025-09-12 | 2025-09-12 | $76.01 | $1.5M | +0.2% | -2.7% | -11.4% |
| CERS | SELL | 2024-12-12 | 2024-12-16 | $1.79 | $36K | -11.4% | +5.1% | -17.6% |
| MIRM | BUY | 2024-03-27 | 2024-03-27 | $24.80 | $50K | +2.1% | -4.7% | +29.2% |
| MIRM | BUY | 2024-03-18 | 2024-03-18 | $25.80 | $52K | -5.6% | -10.4% | +24.0% |
| CERS | BUY | 2023-12-13 | 2023-12-13 | $1.62 | $16K | +22.3% | -7.9% | +16.3% |
| MIRM | BUY | 2023-09-11 | 2023-09-12 | $29.65 | $297K | -2.7% | -11.2% | +2.2% |
| CERS | BUY | 2023-08-21 | 2023-08-23 | $1.72 | $17K | -1.1% | -15.3% | -4.5% |
| CALC | BUY | 2023-05-30 | 2023-06-01 | $4.14 | $1K | +0.0% | -21.4% | -39.6% |
| CALC | BUY | 2023-05-23 | 2023-05-24 | $3.27 | $2K | +0.0% | -33.8% | -34.2% |
| CERS | BUY | 2023-05-23 | 2023-05-23 | $2.00 | $10K | +16.5% | +30.4% | -12.4% |
| CALC | BUY | 2023-05-18 | 2023-05-22 | $2.65 | $530 | +0.0% | -25.9% | -36.4% |
| CALC | BUY | 2023-05-16 | 2023-05-18 | $2.70 | $4K | +0.0% | -4.2% | -35.9% |
| KDNY | SELL | 2023-02-10 | 2023-02-15 | $23.75 | $20K | -0.5% | +1.3% | +1.9% |
| KDNY | SELL | 2023-01-31 | 2023-02-02 | $24.68 | $143K | -5.1% | -6.7% | -23.0% |
| KDNY | SELL | 2022-12-01 | 2022-12-02 | $22.29 | $257K | +4.7% | +6.7% | -4.4% |
| KDNY | SELL | 2022-02-11 | 2022-02-14 | $12.74 | $11K | +0.6% | +6.6% | +6.6% |
| AIMT | BUY | 2020-03-12 | 2020-03-12 | $15.10 | $15K | -10.5% | +3.8% | +18.8% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| GRAY |
| 1,429 |
| $8K |
| CALC | 3,434 | $4K |
| Total | $11.0M |
Shares reported on the most recent Form 4, priced at the 2026-09-15 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.