RMBS Rambus, Inc.

NASDAQ
$111.48

Rambus, Inc. (RMBS) Institutional Ownership

What the institutions did with RMBS last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended September 30, 2026.

Managers compared
4
filed both this quarter and last
Managers holding
3
-1 on the quarter
Buyers
0
0 opened new
Sellers
3
1 sold out entirely
Buyer share
0.0%
of managers who traded it
Breadth
-100.0
net buyers, as a share of those trading

Only 4 managers reported a position this quarter, so the percentages above describe a very small sample.

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Largest holders

Manager Shares % of reported
ROCKLAND TRUST CO 5.0K 77.6%
Versant Capital Management, Inc 1.1K 17.5%
MassMutual Private Wealth & Trust, FSB 316 4.9%

Largest changes

Manager Action Previous Current Change
ARGENT CAPITAL MANAGEMENT LLC Sold Out 5.9K 0 -5.9K
MassMutual Private Wealth & Trust, FSB Reduced 474 316 -158
Versant Capital Management, Inc Reduced 1.2K 1.1K -117

13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.