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Disclosery

Allston Trading LLC

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13F filer, CIK 1476223, CHICAGO, IL

Allston Trading LLC reported holdings worth $922,101,605,000 (the sum of its rows) across 12 holdings for the quarter ended 2013-06-30, in a 13F-HR filed 2013-08-14. The total stated on the cover page is $17,646,000. Its ten largest share positions make up 100% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001476223-13-000006

The cover page states a total of $17,646,000, 100% less than the sum of the rows, $922,101,605,000. This page uses the sum of the rows.

Period
2013-06-30
Value, sum of rows
$922B
Stated on the cover page
$17.6M
Holdings
12
Top 10 weight
100%
New
Sold out

Holdings, Q2 2013

Share positions as resolved from 13F-HR 0001476223-13-000006, largest first. % of portfolio is the value over $922,101,583,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 11,734 shares 11,734$922B99.99%Timeline
PowerShares QQQ Trust Unit …PowerShares QQQ Trust Unit SerQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 670,802 shares 670,802$47.8M0.01%
AAPLAPPLE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 11,634 shares 11,634$4.62M<0.01%Timeline
TNADIREXION SHARES ETF TRUSTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 68,247 shares 68,247$3.22M<0.01%Timeline
EFAISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 50,373 shares 50,373$2.89M<0.01%Timeline
Proshs Ultrapro New EtfProshs Ultrapro New EtfQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2011Q3: restricted; 2011Q4: restricted; 2012Q1: restricted; 2012Q2: restricted; 2012Q3: restricted; 2012Q4: not loaded; 2013Q1: not loaded; 2013Q2: 8,571 shares 8,571$247K<0.01%

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
SPYSTATE STR SPDR S&P 500 ETF T SHSput8,007$9K
AAPLAPPLE INC COMput451$6K
SPYSTATE STR SPDR S&P 500 ETF T SHScall5,822$5K
AAPLAPPLE INC COMcall442$1K
PowerShares QQQ Trust Unit …PowerShares QQQ Trust Unit Ser COMput648$1K
PowerShares QQQ Trust Unit …PowerShares QQQ Trust Unit Ser COMcall642$0

How Q2 2013 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001476223-13-000006 base2013-08-14acceptance time not in the bulk data set