Geoffrey G. Ribar is CFO & VP at CADENCE DESIGN SYSTEMS INC (CDNS). They have made 26 open-market trades across 3 companies since 2011, most recently 2026-06-03.
CIK 0001247434
5 open-market purchases totalling $512K since 2011, against 21 sales. Across 5 scored buys the stock is down 3.7% at ninety days, and 5.2 points behind the S&P over the same stretch.
5 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 0% | 80% | 80% |
| Avg Move | -6.2% | +1.6% | -3.7% |
| Alpha | -1.8% | +1.0% | -5.2% |
| Scored | 5 | 5 | 5 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| MRAM | SELL | 2026-05-20 | 2026-05-21 | $28.87 | $794K | -11.3% | -20.8% | -45.8% |
| MTSI | SELL | 2026-05-11 | 2026-05-13 | $361.84 | $587K | +2.3% | -5.1% | -25.1% |
| MTSI | SELL | 2026-02-25 | 2026-02-27 | $253.59 | $569K | -9.1% | -14.3% | +59.7% |
| MTSI | SELL | 2025-02-12 | 2025-02-14 | $121.61 | $1.6M | -9.1% | -11.0% | -1.2% |
| MTSI | SELL | 2024-05-07 | 2024-05-09 | $103.84 | $363K | +0.6% | +0.5% | -5.7% |
| MRAM | SELL · 10b5-1 | 2024-03-13 | 2024-03-13 | $8.50 | $67K | -3.0% | -7.0% | -25.7% |
| MRAM | SELL · 10b5-1 | 2024-03-06 | 2024-03-06 | $8.50 | $51K | -3.2% | -7.6% | -31.1% |
| MTSI | SELL | 2023-08-28 | 2023-08-30 | $81.05 | $626K | -5.1% | -1.3% | +0.4% |
| MRAM | SELL | 2023-08-14 | 2023-08-14 | $9.82 | $412K | -3.8% | -2.8% | -13.8% |
| MTSI | SELL | 2021-05-03 | 2021-05-05 | $57.08 | $618K | -4.9% | +10.3% | +14.2% |
| MTSI | SELL | 2020-08-04 | 2020-08-06 | $42.03 | $210K | -6.2% | -24.8% | -2.2% |
| CDNS | SELL | 2017-08-28 | 2017-08-30 | $37.55 | $563K | -2.4% | +2.5% | +17.4% |
| MTSI | BUY | 2017-08-28 | 2017-08-30 | $43.37 | $217K | -4.1% | -2.6% | -29.2% |
| CDNS | SELL | 2017-08-21 | 2017-08-22 | $36.88 | $184K | +3.9% | +3.2% | +20.4% |
| CDNS | SELL | 2017-08-17 | 2017-08-21 | $37.31 | $1.3M | +6.0% | +3.5% | +21.0% |
| CDNS | SELL | 2017-06-01 | 2017-06-05 | $35.08 | $2.8M | -3.5% | -6.0% | +8.0% |
| CDNS | SELL | 2017-02-21 | 2017-02-23 | $30.62 | $1.2M | +2.1% | +3.5% | +12.0% |
| CDNS | SELL | 2017-02-14 | 2017-02-14 | $29.80 | $1.5M | +6.7% | +7.0% | +12.1% |
| CDNS | SELL | 2017-02-07 | 2017-02-07 | $29.46 | $2.1M | +3.1% | +6.6% | +12.1% |
| CDNS | SELL | 2016-11-01 | 2016-11-03 | $25.43 | $1.2M | +2.7% | +3.0% | +4.2% |
| CDNS | SELL | 2016-08-01 | 2016-08-03 | $24.16 | $1.1M | +2.3% | +7.1% | +4.0% |
| CDNS | SELL | 2016-08-01 | 2016-08-03 | $24.16 | $554K | +2.3% | +7.1% | +4.0% |
| CDNS | SELL | 2016-06-01 | 2016-06-03 | $24.71 | $2.5M | -2.1% | -1.9% | +2.6% |
| CDNS | SELL | 2016-05-02 | 2016-05-04 | $23.31 | $919K | +3.1% | +6.4% | +3.1% |
| CDNS | SELL · 10b5-1 | 2015-11-02 | 2015-11-04 | $22.35 | $745K | -6.7% | +2.6% | -3.9% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| Total |
| $64.3M |
Shares reported on the most recent Form 4, priced at the 2026-06-05 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.