Oak Ridge Investments’s Rambus RMBS Stock Holding History

Oak Ridge Investments’s Portfolio RMBS Stock Details RMBS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-3,828	Closed	-$352K	–	194
2025 Q4	$352K	Buy	3,828 +1,805	+89%	+$178K	0.02%	157
2025 Q3	$211K	Buy	+2,023	New	+$156K	0.01%	179
2017 Q2	–	Sell	-1,788,096	Closed	-$23.5M	–	152
2017 Q1	$23.5M	Sell	1,788,096 -1,497,020	-46%	-$19.7M	0.79%	46
2016 Q4	$45.2M	Sell	3,285,116 -447,346	-12%	-$5.79M	1.47%	28
2016 Q3	$46.7M	Sell	3,732,462 -199,770	-5%	-$2.64M	1.21%	33
2016 Q2	$47.5M	Sell	3,932,232 -304,735	-7%	-$3.72M	1.22%	29
2016 Q1	$58.3M	Sell	4,236,967 -24,620	-0.6%	-$305K	1.47%	23
2015 Q4	$49.4M	Sell	4,261,587 -52,651	-1%	-$608K	1.18%	34
2015 Q3	$50.9M	Buy	4,314,238 +484,787	+13%	+$6.3M	1.21%	30
2015 Q2	$55.5M	Buy	3,829,451 +198,708	+5%	+$2.84M	1.18%	33
2015 Q1	$45.7M	Buy	+3,630,743	New	+$42.7M	1.02%	34

Other funds holding RMBS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Oak Ridge Investments's RMBS Position: Q1 2026 in Review

Oak Ridge Investments sold out of Rambus (RMBS) in Q1 2026, closing a stake of 3,828 shares — an estimated $352K sold.

Oak Ridge Investments first reported a position in RMBS in Q1 2015 and held it in 11 quarters. The position peaked at $58.3M in Q1 2016. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

Oak Ridge Investments reported no remaining Rambus position as of Q1 2026 after selling out during the quarter.
Oak Ridge Investments sold 3,828 Rambus shares in Q1 2026, an estimated $352K.
Oak Ridge Investments first reported a position in Rambus in Q1 2015 and held it in 11 quarters.
Oak Ridge Investments's Rambus position peaked at $58.3M in Q1 2016.
553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on Oak Ridge Investments's 13F filing for Q1 2026, filed 30 Apr 2026.