Insider · CIK 0001397728
John K Allen
Files at RMBS (RAMBUS INC). First filing -, latest -.
In brief
John K Allen files SEC Form 4 as officer at RMBS (RAMBUS INC). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; John K Allen has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 7 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Apr 3, 2026 | RMBS RAMBUS INC | FTax withholding Common Stock | -1,131 | $92.22 | $104k | 17,131 | Apr 7, 2026 |
| Apr 1, 2026 | RMBS RAMBUS INC | AGrant or award Common Stock | +2,779 | $0.00 | $0 | 19,415 | Apr 3, 2026 |
| Apr 1, 2026 | RMBS RAMBUS INC | FTax withholding Common Stock | -495 | $89.95 | $45k | 18,920 | Apr 3, 2026 |
| Apr 1, 2026 | RMBS RAMBUS INC | FTax withholding Common Stock | -658 | $89.95 | $59k | 18,262 | Apr 3, 2026 |
| Apr 1, 2025 | RMBS RAMBUS INC | AGrant or award Common Stock | +5,168 | $0.00 | $0 | 17,709 | Apr 3, 2025 |
| Apr 1, 2025 | RMBS RAMBUS INC | FTax withholding Common Stock | -490 | $52.29 | $26k | 17,219 | Apr 3, 2025 |
| Apr 3, 2025 | RMBS RAMBUS INC | FTax withholding Common Stock | -1,129 | $46.15 | $52k | 16,090 | Apr 3, 2025 |
Questions about John K Allen
Answered from the filings on this page, as of the latest one.
Is John K Allen buying or selling?
John K Allen has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did John K Allen's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and John K Allen has 0.
Where does John K Allen file Form 4?
John K Allen has filed Form 4 at RMBS (RAMBUS INC) as Chief Accounting Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.