Rambus Inc.

Last updated September 27, 2026

Organization details

Legal name
Rambus Inc.
Ownership
Public
Status
Active
Sector (GICS)
Information Technology
SIC code
3674 — Semiconductors & Related Devices
Jurisdiction of incorporation
Delaware
Headquarters city
SAN Jose
Headquarters state / province
California
Headquarters country
United States
Fiscal year end
December
Ticker symbol
RMBS
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0000917273
EIN
94-3112828
Wikidata ID
Q1196745

Board of directors

Chief executives

Luc Seraphin · President and CEO
Dates unknown

Director election results

Annual meeting of April 23, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

6 of this board's directors also sit on 12 other boards. 8 are in the same sector.

Network of Rambus Inc.'s board connections KLA Corporation KLA Corporation Axcelis Technologies Inc. Axcelis Technologies I... Hadron Energy Inc. Hadron Energy Inc. Impinj Inc. Impinj Inc. Microchip Technology Incorporated Microchip Technology I... Onto Innovation Inc. Onto Innovation Inc. Ooma Inc. Ooma Inc. Power Integrations Inc. Power Integrations Inc... QT Imaging Holdings Inc. QT Imaging Holdings In... Sandisk Corporation Sandisk Corporation Takeda Pharmaceutical Company Limited Takeda Pharmaceutical... Teradyne Inc. Teradyne Inc. Emiko Higashi Emiko Higashi Eric B. Stang Eric B. Stang Karen M. Rogge Karen M. Rogge Meera Rao Meera Rao Necip Sayiner Necip Sayiner Victor Peng Victor Peng Rambus Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$20,046,227
30 sales by 10 insiders
Date Insider Transaction Shares Price Value
Oct 2, 2026 Charles Kissner Director Open-market sale −5,000 $111.00 $555,000
Sep 22, 2026 Charles Kissner Director Open-market sale −5,000 $105.00 $525,000
Aug 7, 2026 Charles Kissner Director Open-market sale −5,000 $100.92 $504,600
Jun 3, 2026 Necip Sayiner Director Open-market sale −5,000 $170.15 $850,750
Jun 2, 2026 Emiko Higashi Director Open-market sale −5,000 $163.00 $815,000
Jun 2, 2026 Emiko Higashi Director Open-market sale −5,000 $158.00 $790,000
Jun 1, 2026 Eric B. Stang Director Open-market sale −5,000 $146.00 $730,000
May 26, 2026 Emiko Higashi Director Open-market sale −5,000 $157.57 $787,850
May 26, 2026 FAN XIANZHI SEAN Officer (EVP, COO) Open-market sale −37,814 $151.69 $5,736,006
May 26, 2026 FAN XIANZHI SEAN Officer (EVP, COO) Open-market sale −100 $152.35 $15,235
May 22, 2026 Shinn John Officer (SVP, General Counsel) Open-market sale −1,000 $143.63 $143,630
May 8, 2026 Necip Sayiner Director Open-market sale −9,824 $130.18 $1,278,888
May 7, 2026 Steven Laub Director Open-market sale −1,500 $125.52 $188,280
May 1, 2026 Gagneja Sumeet Officer (SVP, CFO) Grant or award +14,518 — —
May 1, 2026 Gagneja Sumeet Officer (SVP, CFO) Grant or award +26,802 — —

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Questions about Rambus Inc.

Who is the CEO of Rambus Inc.?

Luc Seraphin is Rambus Inc.'s President and CEO.

How many directors are on Rambus Inc.'s board?

Rambus Inc.'s board has 9 directors: Charles Kissner, Emiko Higashi, Eric B. Stang, Karen M. Rogge, Luc Seraphin, Meera Rao, Necip Sayiner, Steven Laub and Victor Peng.

Are Rambus Inc. insiders buying or selling shares?

Over the last 12 months, Rambus Inc. insiders made no open-market purchases and sold $20.0 million of shares in 30 sales on the open market, as reported to the SEC on Forms 4 and 5.

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