STOCK TITAN

[Form 4] Rambus Inc Insider Trading Activity

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Rambus director Necip Sayiner reported an open-market sale of 7,500 shares of common stock on 08/08/2025 at a weighted-average price of $73.5264. The filing states the shares were sold in multiple transactions at prices ranging from $73.51 to $73.59, and the reporting person offers to provide a breakdown of the number of shares sold at each separate price on request.

Following the reported transactions, Sayiner is shown as directly owning 38,324 shares. The Form 4 shows no derivative transactions in Table II and was filed as a single reporting person disclosure.

Il direttore di Rambus Necip Sayiner ha dichiarato la vendita sul mercato aperto di 7,500 azioni ordinarie in data 08/08/2025 a un prezzo medio ponderato di $73.5264. Nell'informativa si precisa che le azioni sono state vendute in più operazioni a prezzi compresi tra $73.51 e $73.59, e il dichiarante si rende disponibile a fornire, su richiesta, il dettaglio del numero di azioni vendute a ciascun prezzo.

In seguito alle operazioni riportate, Sayiner risulta titolare diretto di 38,324 azioni. Il Modulo 4 non riporta operazioni su strumenti derivati nella Tabella II ed è stato presentato come comunicazione di una sola persona segnalante.

El director de Rambus, Necip Sayiner, informó la venta en el mercado abierto de 7,500 acciones ordinarias el 08/08/2025 a un precio medio ponderado de $73.5264. En el documento se indica que las acciones se vendieron en varias transacciones a precios que oscilaron entre $73.51 y $73.59, y la persona declarante ofrece facilitar, previa solicitud, el desglose del número de acciones vendidas a cada precio.

Tras las operaciones comunicadas, Sayiner figura con una tenencia directa de 38,324 acciones. El Formulario 4 no recoge operaciones con derivados en la Tabla II y se presentó como una divulgación de una sola persona declarante.

Rambus의 이사 Necip Sayiner08/08/2025에 보통주 7,500주를 공개시장에서 주당 가중평균 가격 $73.5264에 매도한 것으로 신고했습니다. 신고서에는 해당 주식이 여러 거래로 나누어 매도되었고, 가격대는 $73.51에서 $73.59 사이였으며, 신고인은 요청 시 각 가격별로 매도된 주식 수의 세부 내역을 제공하겠다고 밝혔습니다.

신고된 거래 이후 Sayiner는 직접 보유주식이 38,324주로 표시됩니다. Form 4의 표 II에는 파생상품 거래가 없으며, 해당 서류는 단독 신고인으로 제출되었습니다.

Le directeur de Rambus, Necip Sayiner, a déclaré une vente sur le marché libre de 7,500 actions ordinaires le 08/08/2025 à un prix moyen pondéré de $73.5264. Le dossier indique que les actions ont été vendues en plusieurs opérations à des prix allant de $73.51 à $73.59, et la personne déclarante propose, sur demande, de fournir le détail du nombre d'actions vendues à chaque prix.

À la suite des transactions déclarées, Sayiner apparaît comme propriétaire direct de 38,324 actions. Le formulaire 4 n'enregistre aucune opération sur instruments dérivés dans le tableau II et a été déposé en tant que déclaration d'une seule personne déclarante.

Der Rambus-Direktor Necip Sayiner meldete am 08/08/2025 den Verkauf von 7,500 Stammaktien am offenen Markt zu einem gewichteten Durchschnittspreis von $73.5264. In der Meldung heißt es, die Aktien seien in mehreren Transaktionen zu Preisen zwischen $73.51 und $73.59 verkauft worden; die meldepflichtige Person bietet an, auf Anfrage die Aufschlüsselung der jeweils verkauften Stückzahlen pro Preis zu übermitteln.

Nach den gemeldeten Transaktionen wird Sayiner als direkter Inhaber von 38,324 Aktien geführt. Im Form 4 sind in Tabelle II keine Derivatgeschäfte angegeben, und die Meldung wurde als Einzelpersonenmeldung eingereicht.

Positive
  • The filing provides transparent pricing details, including a weighted-average price and the range of trade prices ($73.51–$73.59), and offers to supply per-trade breakdowns on request
  • The report explicitly shows no derivative transactions in Table II, simplifying assessment of the reporting person's exposure
Negative
  • None.

Insights

TL;DR: Director sold 7,500 shares at ~$73.53; holdings now 38,324—routine Form 4 disclosure with no listed derivatives.

The report documents a direct sale of 7,500 common shares at a weighted-average price of $73.5264, with the per-trade range disclosed as $73.51–$73.59. The filing records 38,324 shares owned after the sale and lists no derivative securities. For investors, this is a standard insider sale disclosure; the filing provides transparent pricing information but does not include additional context or new corporate developments.

TL;DR: The Form 4 is a compliant disclosure showing a director sale and a willingness to provide transaction-level details on request.

The reporting includes a weighted-average sale price and an explicit price range, plus an undertaking to supply per-trade quantities if requested, which supports disclosure completeness. Table II contains no derivative activity. The disclosure itself does not indicate governance changes or material corporate actions; it functions as a routine Section 16 reporting event.

Il direttore di Rambus Necip Sayiner ha dichiarato la vendita sul mercato aperto di 7,500 azioni ordinarie in data 08/08/2025 a un prezzo medio ponderato di $73.5264. Nell'informativa si precisa che le azioni sono state vendute in più operazioni a prezzi compresi tra $73.51 e $73.59, e il dichiarante si rende disponibile a fornire, su richiesta, il dettaglio del numero di azioni vendute a ciascun prezzo.

In seguito alle operazioni riportate, Sayiner risulta titolare diretto di 38,324 azioni. Il Modulo 4 non riporta operazioni su strumenti derivati nella Tabella II ed è stato presentato come comunicazione di una sola persona segnalante.

El director de Rambus, Necip Sayiner, informó la venta en el mercado abierto de 7,500 acciones ordinarias el 08/08/2025 a un precio medio ponderado de $73.5264. En el documento se indica que las acciones se vendieron en varias transacciones a precios que oscilaron entre $73.51 y $73.59, y la persona declarante ofrece facilitar, previa solicitud, el desglose del número de acciones vendidas a cada precio.

Tras las operaciones comunicadas, Sayiner figura con una tenencia directa de 38,324 acciones. El Formulario 4 no recoge operaciones con derivados en la Tabla II y se presentó como una divulgación de una sola persona declarante.

Rambus의 이사 Necip Sayiner08/08/2025에 보통주 7,500주를 공개시장에서 주당 가중평균 가격 $73.5264에 매도한 것으로 신고했습니다. 신고서에는 해당 주식이 여러 거래로 나누어 매도되었고, 가격대는 $73.51에서 $73.59 사이였으며, 신고인은 요청 시 각 가격별로 매도된 주식 수의 세부 내역을 제공하겠다고 밝혔습니다.

신고된 거래 이후 Sayiner는 직접 보유주식이 38,324주로 표시됩니다. Form 4의 표 II에는 파생상품 거래가 없으며, 해당 서류는 단독 신고인으로 제출되었습니다.

Le directeur de Rambus, Necip Sayiner, a déclaré une vente sur le marché libre de 7,500 actions ordinaires le 08/08/2025 à un prix moyen pondéré de $73.5264. Le dossier indique que les actions ont été vendues en plusieurs opérations à des prix allant de $73.51 à $73.59, et la personne déclarante propose, sur demande, de fournir le détail du nombre d'actions vendues à chaque prix.

À la suite des transactions déclarées, Sayiner apparaît comme propriétaire direct de 38,324 actions. Le formulaire 4 n'enregistre aucune opération sur instruments dérivés dans le tableau II et a été déposé en tant que déclaration d'une seule personne déclarante.

Der Rambus-Direktor Necip Sayiner meldete am 08/08/2025 den Verkauf von 7,500 Stammaktien am offenen Markt zu einem gewichteten Durchschnittspreis von $73.5264. In der Meldung heißt es, die Aktien seien in mehreren Transaktionen zu Preisen zwischen $73.51 und $73.59 verkauft worden; die meldepflichtige Person bietet an, auf Anfrage die Aufschlüsselung der jeweils verkauften Stückzahlen pro Preis zu übermitteln.

Nach den gemeldeten Transaktionen wird Sayiner als direkter Inhaber von 38,324 Aktien geführt. Im Form 4 sind in Tabelle II keine Derivatgeschäfte angegeben, und die Meldung wurde als Einzelpersonenmeldung eingereicht.

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Sayiner Necip

(Last) (First) (Middle)
C/O RAMBUS INC
4453 NORTH FIRST ST, SUITE 100

(Street)
SAN JOSE CA 95134

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
RAMBUS INC [ RMBS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
08/08/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/08/2025 S 7,500 D $73.5264(1) 38,324 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.51 to $73.59, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
/s/Brian Wu, by power of attorney 08/11/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

Who filed the Form 4 for Rambus (RMBS)?

The filing was made by director Necip Sayiner.

What transaction did the Form 4 report for RMBS?

The Form 4 reports a sale of 7,500 common shares on 08/08/2025 with a weighted-average price of $73.5264.

What price range and disclosure detail are provided in the RMBS Form 4?

The filing states trades occurred at prices ranging from $73.51 to $73.59 and the reporting person will provide a per-trade breakdown upon request.

How many RMBS shares does the reporting person own after the transaction?

After the reported sale the reporting person is shown as directly owning 38,324 shares.

Were any derivative securities reported in this RMBS Form 4?

No. Table II contains no derivative securities reported in this filing.

Who signed the Form 4 on behalf of the reporting person?

The form bears a signature executed by Brian Wu by power of attorney on behalf of the reporting person.
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