Ribbon Communications Inc. — Institutional Ownership

Which tracked institutions hold RBBN, and how they changed the position last quarter. Latest holdings as of Mar 31, 2026. Source: SEC 13-F filings.

20
Funds holding
$25316773
Total value held
Buying
11 added/new · 9 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $14254896 6724007 -941918 -12.29%
2 State Street Corp $4049257 1910027 -189766 -9.04%
3 Goldman Sachs Group Inc $1578860 744745 -42748 -5.43%
4 Northern Trust Corp $1496419 705858 -216696 -23.49%
5 Morgan Stanley $897746 423465 +31074 +7.92%
6 Bank Of New York Mellon Corp $800011 377364 -12630 -3.24%
7 Invesco Ltd. $486475 168915 -3951 -2.29%
8 Bank Of America Corp /De/ $441448 208230 +60541 +40.99%
9 Wells Fargo & Company/Mn $319098 110798 +33156 +42.70%
10 Franklin Resources Inc $230590 108769 +37565 +52.76%
11 Ameriprise Financial Inc $227866 107484 -21491 -16.66%
12 Barclays Plc $215887 101833 NEW BUY
13 Sei Investments Co $173244 81706 NEW BUY
14 Citigroup Inc $96019 33340 +6668 +25.00%
15 Prudential Financial Inc $31033 14638 NEW BUY
16 Royal Bank Of Canada $12000 5896 NEW BUY
17 Fifth Third Bancorp $4344 2049 NEW BUY
18 Pnc Financial Services Group, Inc. $1363 643 -420 -39.51%
19 Us Bancorp \De\ $191 90 -1995 -95.68%
20 Amalgamated Financial Corp. $26 8506 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.