SPDR S&P 500 ETF TR's ticker is and the CUSIP is 78462F903. A total of 26 filers reported holding SPDR S&P 500 ETF TR in Q3 2018. The put-call ratio across all filers is - and the average weighting 10.9%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Belvedere Trading LLC | 13,277,000 | $2,728,689,000 | 85.31% |
| WHITEBOX ADVISORS LLC | 3,850,000 | $791,406,000 | 23.10% |
| Virtu KCG Holdings LLC | 2,465,400 | $506,689,000 | 14.28% |
| SNS Financial Group, LLC | 170,000 | $35,960,000 | 9.16% |
| StratiFi, LLC | 5,200 | $10,711,000 | 6.47% |
| AXAR CAPITAL MANAGEMENT L.P. | 31,000 | $2,744,000 | 6.38% |
| Timber Hill LLC | 6,152,600 | $1,264,482,000 | 6.08% |
| 3G Capital Partners | 15,000 | $62,054,000 | 4.14% |
| Citadel Advisors | 13,867,100 | $2,850,522,000 | 3.60% |
| Marathon Trading Investment Management LLC | 82,600 | $16,979,000 | 3.20% |