A detailed history of Osterweis Capital Management Inc transactions in Rambus Inc stock. As of the latest transaction made, Osterweis Capital Management Inc holds 151,560 shares of RMBS stock, worth $14.4 Million. This represents 0.99% of its overall portfolio holdings.

Number of Shares
151,560
Previous 284,410 46.71%
Holding current value
$14.4 Million
Previous $18.2 Million 13.26%
% of portfolio
0.99%
Previous 1.19%

Shares

6 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025

SELL
$62.85 - $107.38 $8.35 Million - $14.3 Million
-132,850 Reduced 46.71%
151,560 $15.8 Million
Q2 2025

Aug 14, 2025

SELL
$42.9 - $64.02 $81,295 - $121,317
-1,895 Reduced 0.66%
284,410 $18.2 Million
Q1 2025

Jun 04, 2025

BUY
$51.55 - $68.59 $5.65 Million - $7.51 Million
109,560 Added 61.99%
286,305 $14.8 Million
Q1 2025

May 14, 2025

BUY
$51.55 - $68.59 $5.65 Million - $7.51 Million
109,560 Added 61.99%
286,305 $14.8 Million
Q4 2024

Jun 04, 2025

SELL
$40.13 - $59.14 $4.4 Million - $6.48 Million
-109,560 Reduced 38.27%
176,745 $9.34 Million
Q4 2024

Feb 13, 2025

BUY
$40.13 - $59.14 $7.09 Million - $10.5 Million
176,745 New
176,745 $9.34 Million

Others Institutions Holding RMBS

About RAMBUS INC


  • Ticker RMBS
  • Exchange NASDAQ
  • Sector Technology
  • Industry Semiconductors
  • Shares Outstandng 110,529,000
  • Market Cap $10.5B
  • Description
  • Rambus Inc. provides semiconductor products in the United States, Taiwan, South Korea, Japan, Europe, Canada, Singapore, China, and internationally. The company offers DDR memory interface chips, including DDR5, DDR4 and DDR3 memory interface chips to module manufacturers and OEMs; silicon IP comprising, interface and security IP solutions that ...
More about RMBS
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