Transaction · 0001193125-26-413981

KISSNER CHARLES

KISSNER CHARLES, DIR, reported an open-market or private sale at RAMBUS INC involving 5000.000000 shares for an estimated $555000.00. Reported holdings after the transaction were 3747.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
RMBSRAMBUS INC
Filing timeOct 05
Trade dateOct 02, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded57.16%Shares sold ÷ (holdings after + shares sold). Estimated position before: 8,747 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$111.97
Pre-filing
1mo ago -24.3%1w ago -6.1%1d ago -4.2%
Returns since
7d30d90d180d1y

RMBS price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
RMBS since 2026-10-05Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001193125-26-413981
Common Stock
Transaction date
Oct 02, 2026
Filed Oct 05, 2026, 06:44 PM · 3d delay
Shares
5.00k sh
$111.00 per share
Estimated value
-$555k
Computed from shares × price
Holdings after
3.74k sh
Indirect · See Footnote

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Large Holdings Reduction Repeat Seller 10b5-1 Detected
-10score
Filing-only score

-10

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on May 8, 2026.

  2. F2

    All shares sold at an exact price of $111.00.

  3. F3

    The shares are held directly by Kissner and Associates LLC for which the Reporting Person serves as the owner of the company.

Original filing · 0001193125-26-413981
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

RMBS