Who Owns ROUNDHILL ETF TRUST (COSW)?Hedge Fund & Institutional Holders
$47.02-0.74 (-1.55%)BATS
Institutional Holders
5
as of Q4 2025
Total Institutional Value
$1870100.0T
% of Float Held
—
QoQ Change in Holders
+5 / -0
Price History
COSW — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| EXCHANGE TRADED CONCEPTS, LLC | New Position | +440K | +$18.7B |
| UBS Group AG | New Position | +614 | +$26.0M |
| GTS SECURITIES LLC | New Position | +6K | +$0 |
| SIMPLEX TRADING, LLC | New Position | +102 | +$0 |
| JANE STREET GROUP, LLC | New Position | +14K | +$0 |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | EXCHANGE TRADED CONCEPTS, LLC | 440,026 | $18.7B | 142.28% | Share |
| 2 | UBS Group AG | 614 | $26.0M | 0.00% | Share |
| 3 | JANE STREET GROUP, LLC | 14,256 | $0 | 0.00% | Share |
| 4 | SIMPLEX TRADING, LLC | 102 | $0 | 0.00% | Share |
| 5 | GTS SECURITIES LLC | 5,681 | $0 | 0.00% | Share |
As of Q4 2025, 5 institutional investors hold COSW (ROUNDHILL ETF TRUST). The largest holder is EXCHANGE TRADED CONCEPTS, LLC with $18.7B in shares. This quarter, 5 institutions opened new positions and 0 closed their positions.
Frequently Asked Questions
How many hedge funds own COSW?
As of Q4 2025, 5 institutional investors report holding COSW (ROUNDHILL ETF TRUST) in their 13F filings.
Who is the largest institutional holder of COSW?
The largest institutional holder of COSW is EXCHANGE TRADED CONCEPTS, LLC with $18.7B in shares.
Is institutional ownership of COSW increasing or decreasing?
This quarter, 5 institutions opened new positions in COSW and 0 closed their positions.