2013-11-12T07:54:24-08:00 2012-12-31 Gray Hunter Stenn LLP 1200 Harger Road Suite 521 Oak Brook IL 605231819 990PF 2012-01-01 366068835 Square One Foundation SQUA 3126665500 701 W Erie Street Chicago IL 60610 Priscilla Kersten 2013-11-12 true Charles M Arbetter P00199316 6305714900 2012 2016-02-25 16:41:14Z X 38222262 X 5000000 32627 32627 699574 699574 453958 3139825 431144 544600 535151 6730759 1698496 69859 69859 70609 18022 473948 472138 614416 560019 0 818542 818542 1432958 560019 818542 5297801 1138477 11786 11786 11786 31011721 38210476 38210476 31023507 38222262 38222262 0 X 31023507 38222262 31023507 38222262 31023507 38222262 31023507 5297801 1900954 38222262 38222262 Partnership Net 1256 losses P 2001-01-01 2012-01-01 33233 -33233 -33233 Partnership Net 1231 Gains P 2001-01-01 2012-01-01 9730 9730 9730 Northern Trust Various Stocks - See Att P 2011-01-01 2012-01-01 991701 736067 255634 255634 Steinberg Asset Man.- See Attached P 2012-01-01 2012-01-01 702371 665497 36874 36874 Wellington Archipelago Holdings LTD P 2009-01-01 2012-10-02 1412139 1250000 162139 162139 431144 292508 false 841385 28106462 0.02994 2333491 26801192 0.08707 902213 29838237 0.03024 1477009 24081637 0.06133 810542 21439860 0.03781 0.24638 0.04928 34103542 1680486 11385 1691871 818542 22770 22770 22770 25200 10000 35200 X 187 12243 12243 false false false false false true true false true true IL true false false false false true N/A Priscilla Kersten 3126665500 701 W Erie St Chicago IL 60610 false false false false false false false false false false false false false false false false false false false false false false false false false false Steven A Kersten 701 W Erie Street Chicago IL 60610 0.00 0 Walter Roth 30 N LaSalle Chicago IL 60610 0.00 0 Priscilla Kersten 701 W Erie St Chicago IL 60610 0.00 0 NONE Northern Trust 50 South LaSalle Street Chicago IL 60675 Investment advisory 55138 Cambridge Associates LLC 100 Summer Street Boston MA 02110 Investment advisory 142987 NONE 0 34611099 11786 0 34622885 0 34622885 519343 34103542 1705177 1705177 22770 22770 1682407 1682407 1682407 818542 818542 818542 1682407 349195 349195 818542 0 818542 349195 349195 514670 Steven A Kersten Priscilla Kersten X SEE ATTACHED LIST N/A NA IL 60610 N/A PUBLIC GENERAL CHARITABLE PURPOSE 818542 818542 14 32627 14 699574 14 535151 900001 22814 18 431144 Unrelated Business Income 900001 9449 32263 1698496 1730759 false false false false false false false false false false X X 1 Steven Kersten 701 W ERIE ST CHICAGO IL 60610 5000000 X Northern Trust Cambridge Associates LLC Other pass-through expenses 28741 28741 Non Deductible penalties and interest 1810 Investment management fees, etc. 443397 443397 Unrelated Business Income 9449 Other Investment Income 535151 535151 Foreign taxes paid 18022 18022 Federal and Illinois Taxes 52587