7 institutions reported holding $1.1M of PROSHARES TR II (YCL) in SEC 13F filings for 2026-03-31. Largest institutional holders: CITADEL ADVISORS LLC ($588,051), JANE STREET GROUP, LLC ($249,922), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($244,454), SIMPLEX TRADING, LLC ($50,316), MORGAN STANLEY ($1,838). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $588,051 | 32,000 | New |
| 2 | JANE STREET GROUP, LLC | $249,922 | 13,600 | New |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $244,454 | 13,300 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $50,316 | 2,738 | Added |
| 5 | MORGAN STANLEY | $1,838 | 100 | Hold |
| 6 | IFP Advisors, Inc | $459 | 25 | New |
| 7 | Private Wealth Advisors, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31