2026-05-14T19:49:25-07:00 2025-12-31 371420474 Fontanello Duffield & Otake LLP 111 Pine Street Suite 1750 San Francisco CA 94111 990PF 2025-01-01 991989779 Puffin Bay Foundation PUFF 2074155714 319 Main Street Biddeford ME 04005 Brewster Kahle Chairman 2026-05-14 true Erik Satow P01410341 4159830200 2025 2025-03-06 01:10:19Z X 743323941 X 282504000 19042785 19042785 -269411 832517483 742658427 301277374 761701212 3290 3290 7471 8339 1606066 1606066 894 894 1617721 1606066 12523 31500000 31500000 33117721 1606066 31512523 268159653 760095146 50000 37475 37475 5067 2132716 2132716 307435671 307435671 676655801 279158879 279158879 8765666 8765666 2302376 145757435 145757435 36099 36099 679013244 743323941 743323941 1187 319 1187 319 X 679012057 743323622 679012057 743323622 679013244 743323941 679012057 268159653 947171710 203848088 743323622 Sales of Publicly Traded Securities P 2000-01-01 2025-12-31 59000000 59269411 -269411 -269411 Sales of Donated Stocks D 2000-01-01 2025-12-31 773517483 30589645 742927838 742927838 742658427 10565323 10565323 10565323 3500000 3500000 X 356568 7421891 0 false false false false false false false true true DE true false false false true true N/A Peter Montano 2074155714 319 Main Street Biddeford ME 04005 false false false false false false false false false false false false false false false false false false false false false false Brewster Kahle 319 Main Street Biddeford ME 04005 Chairman 1.00 0 Mary Austin 319 Main Street Biddeford ME 04005 Secretary/Treas 1.00 0 NONE Morgan Stanley 555 California Street 14 Fl San Francisco CA 94104 Investment Management 1606066 559573607 233767728 0 793341335 0 793341335 11900120 781441215 39072061 39072061 10565323 10565323 28506738 28506738 28506738 31512523 31512523 28506738 75197868 75197868 31512523 0 28506738 3005785 78203653 0 78203653 75197868 3005785 X MS Gift 2000 Westchester Avenue Purchase NY 10577 N/A PC General Support 31500000 31500000 14 19042785 18 -269411 18773374 18773374 false false false false false false false false false false X X 1 Kahle Austin Revocable Trust 319 Main Street Biddeford ME 04005 282504000 X 1 1,200,000 Shs AMZ 282504000 2025-01-27 Accounting & Bookkeeping 4311 0 0 5179 Tax Preparation 3160 0 0 3160 Corporate Bonds 8765666 8765666 Stocks 279158879 279158879 307435671 307435671 Mutual Funds FMV 108010908 108010908 Alternative Investments FMV 37746527 37746527 Legal Fees 3290 0 0 3290 Unsettled Purchases/Sales 36099 36099 Filing Fee 25 25 Office Supplies & Software 869 869 Investment Management Fees 1606066 1606066 0 0