OSTERWEIS CAPITAL MANAGEMENT INC - RAMBUS INC DEL ownership

RAMBUS INC DEL's ticker is and the CUSIP is 750917AG1. A total of 23 filers reported holding RAMBUS INC DEL in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
OSTERWEIS CAPITAL MANAGEMENT INC ownership history of RAMBUS INC DEL
ValueSharesWeighting
Q4 2021$7,869,000
+24.4%
5,000,0000.0%0.39%
+14.2%
Q3 2021$6,327,000
-4.2%
5,000,0000.0%0.34%
+1.5%
Q2 2021$6,607,000
+10.4%
5,000,0000.0%0.34%
+4.3%
Q1 2021$5,982,000
+6.0%
5,000,0000.0%0.33%
-3.3%
Q4 2020$5,644,000
+8.1%
5,000,0000.0%0.34%
-4.3%
Q3 2020$5,221,000
-0.2%
5,000,0000.0%0.35%
-7.1%
Q2 2020$5,231,000
+7.9%
5,000,0000.0%0.38%
-3.8%
Q1 2020$4,850,000
-4.7%
5,000,0000.0%0.39%
+11.9%
Q4 2019$5,091,000
+2.2%
5,000,0000.0%0.35%
-3.0%
Q3 2019$4,979,000
+1.5%
5,000,0000.0%0.36%
+4.9%
Q2 2019$4,904,000
+5.1%
5,000,0000.0%0.35%
+18.5%
Q1 2019$4,666,000
+7.6%
5,000,0000.0%0.29%
-12.6%
Q4 2018$4,336,0005,000,0000.33%
Other shareholders
RAMBUS INC DEL shareholders Q1 2021
NameSharesValueWeighting ↓
Southpaw Asset Management LP 2,256,000$2,358,00016.16%
Opti Capital Management, LP 13,500,000$14,140,0001.73%
CAMDEN ASSET MANAGEMENT L P /CA 29,500,000$30,654,0000.98%
CSS LLC/IL 9,095,000$9,475,0000.45%
OSTERWEIS CAPITAL MANAGEMENT INC 5,000,000$5,221,0000.35%
TENOR CAPITAL MANAGEMENT Co., L.P. 8,250,000$8,611,0000.33%
PALISADE CAPITAL MANAGEMENT, LP 6,472,000$6,765,0000.20%
MACKAY SHIELDS LLC 18,207,000$19,010,0000.13%
ADVENT CAPITAL MANAGEMENT /DE/ 4,008,000$4,208,0000.09%
WOLVERINE ASSET MANAGEMENT LLC 7,830,000$8,153,0000.07%
View complete list of RAMBUS INC DEL shareholders