Who owns ProShares - UltraShort Euro?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of EUO from SEC Form 13F filings across 11 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 11 institutions disclosed 108,651 shares of ProShares - UltraShort Euro worth $3.3M — about 9.3% of shares outstanding; the largest disclosed holder is CHELSEA COUNSEL CO. Source: SEC Form 13F filings, parsed by EvidInvest.
11
13F holders
$3.3M
value, 2026 filers
9.3%
of shares outstanding (108,651 sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of EUO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | CHELSEA COUNSEL CO | 24,850 | $760,907 | 0.3% | 2.1% | 0.0% |
| 2 | CITADEL ADVISORS LLC | 19,517 | $597,611 | 0.0% | 1.7% | -41.4% |
| 3 | Verity Asset Management, Inc. | 19,515 | $597,549 | 0.2% | 1.7% | -13.1% |
| 4 | JANE STREET GROUP, LLCNEW | 16,690 | $511,048 | 0.0% | 1.4% | new |
| 5 | Simplicity Wealth,LLC | 13,494 | $413,186 | 0.0% | 1.2% | 0.0% |
| 6 | Focus Partners WealthNEW | 8,570 | $262,413 | 0.0% | 0.7% | new |
| 7 | SIMPLEX TRADING, LLCNEW | 4,377 | $134,023 | 0.0% | 0.4% | new |
| 8 | OSAIC HOLDINGS, INC. | 1,400 | $42,868 | 0.0% | 0.1% | -18.6% |
| 9 | SJS Investment Consulting Inc. | 137 | $4,195 | 0.0% | 0% | 0.0% |
| 10 | MORGAN STANLEY | 100 | $3,062 | 0.0% | 0% | 0.0% |
| 11 | GROUP ONE TRADING LLC | 1 | $31 | 0.0% | 0% | -87.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.