Dark Forest Capital Management’s Rambus RMBS Stock Holding History

Dark Forest Capital Management’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 Q2	$535K	Buy	+4,030	New	+$524K	0.03%	637
2025 Q3	–	Sell	-43,444	Closed	-$2.78M	–	1434
2025 Q2	$2.78M	Buy	43,444 +38,947	+866%	+$2.09M	0.11%	304
2025 Q1	$233K	Buy	+4,497	New	+$264K	0.01%	1124
2023 Q1	–	Sell	-111	Closed	-$3.98K	–	1436
2022 Q4	$3.98K	Buy	+111	New	+$3.75K	﹤0.01%	896
2022 Q3	–	Sell	-167	Closed	-$4K	–	1395
2022 Q2	$4K	Buy	+167	New	+$4.13K	﹤0.01%	667
2022 Q1	–	Sell	-892	Closed	-$26K	–	1687
2021 Q4	$26K	Sell	892 -334	-27%	-$8.49K	0.01%	596
2021 Q3	$27K	Buy	+1,226	New	+$28.9K	0.01%	729

Other funds holding RMBS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Dark Forest Capital Management's RMBS Position: Q2 2026 in Review

Dark Forest Capital Management opened a new position in Rambus (RMBS) in Q2 2026: 4,030 shares worth $535K. The stake represents 0.03% of the portfolio and ranks #637 among its holdings. This is a return to the name: Dark Forest Capital Management previously reported a position in RMBS as recently as Q2 2025.

Dark Forest Capital Management first reported a position in RMBS in Q3 2021 and has held it in 7 quarters since. The position peaked at $2.78M in Q2 2025. 618 funds tracked by Wall St. Rank hold RMBS as of Q2 2026.

Dark Forest Capital Management held 4,030 shares of Rambus worth $535K as of Q2 2026.
Rambus was a new Dark Forest Capital Management position in Q2 2026.
Rambus made up 0.03% of Dark Forest Capital Management's portfolio in Q2 2026, its #637 holding.
Dark Forest Capital Management first reported a position in Rambus in Q3 2021 and has held it in 7 quarters since.
Dark Forest Capital Management's Rambus position peaked at $2.78M in Q2 2025.
618 funds tracked by Wall St. Rank held Rambus as of Q2 2026.

Based on Dark Forest Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.