Quantumsphere Acquisition Corp. Units — Institutional Ownership

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

6
Funds holding
$9240571
Total value held
Buying
5 added/new · 0 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Berkley W R Corp $5146425 508540 +204960 +67.51%
2 Toronto Dominion Bank $2687872 265600 NEW BUY
3 Jpmorgan Chase & Co $1225309 121078 NEW BUY
4 Jpmorgan Chase & Co $172601 690404 NEW BUY
5 Berkley W R Corp $7726 35110 Held
6 Morgan Stanley $638 63 +33 +110.00%

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