One Stop Systems, Inc. Common Stock — Institutional Ownership

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

11
Funds holding
$11135868
Total value held
Buying
9 added/new · 1 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $4521583 597303 +459859 +334.58%
2 Morgan Stanley $3269627 431919 +369679 +593.96%
3 Sei Investments Co $1261404 166632 NEW BUY
4 State Street Corp $769687 101676 +17100 +20.22%
5 Goldman Sachs Group Inc $583163 77036 -51713 -40.17%
6 Northern Trust Corp $355593 46974 +5051 +12.05%
7 Bank Of America Corp /De/ $175919 23239 +23221 +129005.56%
8 Barclays Plc $155208 20503 NEW BUY
9 Citigroup Inc $32504 4527 NEW BUY
10 Wells Fargo & Company/Mn $7180 1000 Held
11 Royal Bank Of Canada $4000 552 NEW BUY

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