Figures computed from official regulatory filings — .
Ownershipinsiders 44.6% · institutions 0.41%
In EUR · as of Oct 26, 2026
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Riber S.A. provides molecular beam epitaxy (MBE) products and related services for the compound semiconductor in France. The company offers MBE systems, such as research and pilot production systems, real-time curvature measurement products, and laser passivation tools; and MBE sources, including effusion cells, gas and valved sources, resistive cells, and valved cracker sources, as well as MBE heaters and manipulators. It also provides MBE accessories and services, OEM components and systems, and software products. The company serves power and RF electronics, lasers, IR detectors, displays, passivation, materials, solar, and OEM markets. Riber S.A. was founded in 1964 and is based in Bezons, France.
Market information source · Oct 26, 2026
Open-market timeline · full history
12 buys2 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| International Society Activities Finances Société par actions simplifiée | Buy | $272.4K | conv 25 |
| Bernard Raboutet | Sell | $272.4K | AMF |
| International Society Activities Finances Société par actions simplifiée | Buy | $5.1K | conv 36Cluster | AMF |
| Isabelle Raboutet | Buy | $1.8K | conv 29Cluster | AMF |
| Isabelle Raboutet | Buy | $6.3K | conv 49Cluster | AMF |
| Bernard Raboutet | Buy | $1.3K | conv 22 | AMF |
| Isabelle Raboutet | Buy | $1.8K | conv 23 | AMF |
| International Society Activities Finances Société par actions simplifiée | Buy | $1.7K | conv 62ClusterFirst in 12mo | AMF |
| Isabelle Raboutet | Buy | $12.2K | conv 23First in 12mo | AMF |
| Bernard Raboutet | Buy | $521.4 | conv 55ClusterFirst in 12mo | AMF |
| Bernard Raboutet | Buy | $1.8K | conv 57Cluster | AMF |
| Bernard Raboutet | Buy | $1.8K | conv 44Cluster | AMF |
| International Society Activities Finances Société par actions simplifiée | Sell | $4.7M | AMF |
| Socodol Société par actions simplifiée | Buy | $4.7M | conv 42First in 12mo | AMF |