Shannon River Fund Management LLC

Position in RMBS — Rambus Inc

CIK 1301050 NEW YORK, NY

Position in RMBS

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$28,718,276

+$9,907,782 QoQ

Shares Held

333,817

-54.9% QoQ

Ownership

0.309%

of shares outstanding

% of Portfolio

5.48%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

7 quarters on record

Voting authority Sole 86.9269689680274.ToString("F0")% Shared 0.ToString("F0")% None 13.073031031972606.ToString("F0")%

Technology · as of Mar 31, 2026

Shannon River Fund Management LLC holds $178,218,422 across 4 Semiconductors names. RMBS ranks #3 (16.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TSEM	Tower Semiconductor Ltd	504,239	$88,483,859
2	MRVL	Marvell Technology, Inc.	563,573	$55,821,905
3	RMBS	Rambus Inc This page	333,817	$28,718,276
4	ALAB	Astera Labs, Inc.	47,394	$5,194,382

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$28,718,276	333,817	-54.9%	Shares	Sole	2026-05-14
2022-09-30	$18,810,494	739,988	-18.7%	Shares	Sole	2022-11-14
2022-06-30	$19,567,848	910,556	+16.5%	Shares	Sole	2022-08-15
2022-03-31	$24,933,355	781,855	-16.0%	Shares	Sole	2022-07-20
2021-12-31	$27,361,296	930,973	+26.2%	Shares	Sole	2022-02-14
2021-09-30	$16,383,000	737,973	0.0%	Shares	Sole	2021-11-15
2021-06-30	$17,497,339	737,973	—	Shares	Sole	2021-08-16
No filing history on record for this holder in this stock.