WaveMan · Form 4
Ribar Geoffrey G insider trades
> Search tickers & screens ⌘K
LIVE

Ribar Geoffrey G insider trades

Ribar Geoffrey G has filed 26 Form 4s with the SEC that we hold, for MACOM Technology Solutions Holdings, Inc. (MTSI) (Director), Everspin Technologies INC. (MRAM) (Director), Acacia Research Corp (ACTG) (Director) and QuantumScape Corp (QS) (Director). Across all of them we count 0 purchases worth $0 and 9 sales worth $4.0M reported on Form 4. In the last 12 months: 0 purchases ($0) and 3 sales ($1.9M). The largest single trade was a sale of 6,656 shares of MACOM Technology Solutions Holdings, Inc. worth $809.4K, dated 2025-02-12. The first filing on our record is dated 2021-11-18 and the latest 2026-06-05.

MACOM Technology Solutions Holdings, Inc. (MTSI)

Director · 11 filings · 5 purchases and sales
Trade dateCodeSharesValue as filedFiled
2023-08-28S, sale reported on Form 43,861$312.9K2023-08-30
2024-05-07S, sale reported on Form 43,500$363.4K2024-05-09
2025-02-12S, sale reported on Form 46,656$809.4K2025-02-14
2026-02-25S, sale reported on Form 42,244$569.1K2026-02-27
2026-05-11S, sale reported on Form 41,623$587.3K2026-05-13

Everspin Technologies INC. (MRAM)

Director · 10 filings · 4 purchases and sales
Trade dateCodeSharesValue as filedFiled
2023-08-14S, sale reported on Form 442,000$412.4K2023-08-14
2024-03-06S, sale reported on Form 46,000$51.0K2024-03-06
2024-03-13S, sale reported on Form 47,856$66.8K2024-03-13
2026-05-20S, sale reported on Form 427,488$793.6K2026-05-21

Acacia Research Corp (ACTG)

Director · 3 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

QuantumScape Corp (QS)

Director · 2 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1247434) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
Privacy · Terms