NPORT-P false 0000773757 XXXXXXXX S000012087 C000032942 C000032947 C000184731 COLUMBIA FUNDS SERIES TRUST I 811-04367 0000773757 549300W5GIE6ZOZOTD82 290 Congress Street Boston 02210 1800-345-6611 Columbia Massachusetts Intermediate Municipal Bond Fund S000012087 DG4C0BPCZ0YCXEGRLK29 2026-10-31 2026-01-31 N 70800632.91 1402938.13 69397694.78 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1184790.00000000 0.00000000 0.00000000 0.00000000 USD N Berkshire Wind Power Cooperative Corp N/A 084719BD4 1000000.00000000 PA USD 1034059.10000000 1.490048197246 Long DBT MUN US N 2 2029-07-01 Fixed 5.00000000 N N N N N N BlackRock Liquidity Funds MuniCash 549300RWBJ885673DL84 09248U841 1885755.81000000 NS USD 1885944.39000000 2.717589389645 Long EC RF US N 1 N N N BOSTON MASS N/A 100853N30 1000000.00000000 PA USD 1116389.00000000 1.608683117701 Long DBT MUN US N 2 2042-02-01 Fixed 5.00000000 N N N N N N Massachusetts Bay Transportation Authority Sales Tax Revenue 549300D2U0XBUXGX8P68 575579ZP5 3000000.00000000 PA USD 2728787.70000000 3.932101359635 Long DBT MUN US N 2 2029-07-01 None 0.00000000 N N N N N N Massachusetts Bay Transportation Authority Sales Tax Revenue 549300D2U0XBUXGX8P68 575579ZS9 5105000.00000000 PA USD 4202966.41000000 6.056348735104 Long DBT MUN US N 2 2032-07-01 None 0.00000000 N N N N N N Massachusetts Clean Water Trust/The 549300SYPEROLSQU0261 575829MN3 500000.00000000 PA USD 559305.65000000 0.805942692726 Long DBT MUN US N 2 2040-02-01 Fixed 5.00000000 N N N N N N Massachusetts Clean Water Trust/The 549300SYPEROLSQU0261 575829NQ5 1000000.00000000 PA USD 1108774.70000000 1.597711139418 Long DBT MUN US N 2 2043-02-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS CLEAN WATER TRUST 549300SYPEROLSQU0261 575829PR1 1000000.00000000 PA USD 1188338.50000000 1.712360192607 Long DBT MUN US N 2 2037-02-01 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts 5493001N1YCXNI1O7K10 57582R2W5 1000000.00000000 PA USD 1116239.10000000 1.608467116290 Long DBT MUN US N 2 2040-05-01 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts 5493001N1YCXNI1O7K10 57582R4X1 1000000.00000000 PA USD 1117663.10000000 1.610519057647 Long DBT MUN US N 2 2040-08-01 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts 5493001N1YCXNI1O7K10 57582R6E1 1000000.00000000 PA USD 1137326.00000000 1.638852707723 Long DBT MUN US N 2 2039-03-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST MAS 12/30 FIXED 5 5493001N1YCXNI1O7K10 57582RLV6 3000000.00000000 PA USD 3063786.90000000 4.414825174975 Long DBT MUN US N 2 2030-12-01 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts 5493001N1YCXNI1O7K10 57582TAJ1 1000000.00000000 PA USD 1123322.70000000 1.618674371765 Long DBT MUN US N 2 2041-08-01 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts 5493001N1YCXNI1O7K10 57582TCK6 500000.00000000 PA USD 560007.25000000 0.806953677316 Long DBT MUN US N 2 2042-04-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST COLLEGE BLDG AUTH N/A 575832GX2 4000000.00000000 PA USD 3765983.60000000 5.426669591747 Long DBT MUN US N 2 2028-05-01 None 0.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584X2C4 290000.00000000 PA USD 296848.87000000 0.427750332256 Long DBT MUN US N 2 2037-09-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584X3A7 1000000.00000000 PA USD 1035133.80000000 1.491596807763 Long DBT MUN US N 2 2034-04-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY R 549300UZSVMFXJK08K70 57584X3B5 1000000.00000000 PA USD 1032730.30000000 1.488133436238 Long DBT MUN US N 2 2035-04-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584X4K4 1500000.00000000 PA USD 1503115.05000000 2.165943774883 Long DBT MUN US N 2 2032-10-01 Fixed 4.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584XHU8 1000000.00000000 PA USD 1010309.00000000 1.455825014365 Long DBT MUN US N 2 2031-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584XJX0 1000000.00000000 PA USD 1008414.90000000 1.453095672985 Long DBT MUN US N 2 2030-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584XU25 1500000.00000000 PA USD 1540789.20000000 2.220231096846 Long DBT MUN US N 2 2033-01-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584XU33 1000000.00000000 PA USD 1025272.00000000 1.477386249284 Long DBT MUN US N 2 2034-01-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584XXD8 1120000.00000000 PA USD 1122663.25000000 1.617724124063 Long DBT MUN US N 2 2037-10-01 Fixed 4.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584Y2W8 1000000.00000000 PA USD 1012305.20000000 1.458701478787 Long DBT MUN US N 2 2040-01-01 Fixed 5.13000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584Y6Z7 925000.00000000 PA USD 1081411.67000000 1.558281832600 Long DBT MUN US N 2 2032-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584Y7V5 1000000.00000000 PA USD 1080135.70000000 1.556443198040 Long DBT MUN US N 2 2042-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YAE9 1000000.00000000 PA USD 1026043.60000000 1.478498101778 Long DBT MUN US N 2 2031-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YBE8 885000.00000000 PA USD 920426.64000000 1.326307225215 Long DBT MUN US N 2 2032-10-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YBF5 900000.00000000 PA USD 934558.02000000 1.346670120618 Long DBT MUN US N 2 2033-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YDJ5 1000000.00000000 PA USD 1008759.80000000 1.453592663557 Long DBT MUN US N 2 2037-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YGM5 650000.00000000 PA USD 678710.31000000 0.978001232103 Long DBT MUN US N 2 2036-06-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YJD2 985000.00000000 PA USD 1026642.94000000 1.479361732770 Long DBT MUN US N 2 2036-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YJE0 1035000.00000000 PA USD 1075497.69000000 1.549759964519 Long DBT MUN US N 2 2037-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YLE7 1005000.00000000 PA USD 1058753.23000000 1.525631699087 Long DBT MUN US N 2 2035-10-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57584YLF4 1140000.00000000 PA USD 1197618.34000000 1.725732164154 Long DBT MUN US N 2 2036-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YMG1 1500000.00000000 PA USD 1546897.35000000 2.229032758082 Long DBT MUN US N 2 2033-11-15 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY R MASDEV 10/36 FIXED 5 549300UZSVMFXJK08K70 57584YNZ8 1535000.00000000 PA USD 1629184.07000000 2.347605457450 Long DBT MUN US N 2 2036-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YPL7 1150000.00000000 PA USD 1228779.95000000 1.770635111001 Long DBT MUN US N 2 2033-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YRE1 985000.00000000 PA USD 979348.96000000 1.411212523852 Long DBT MUN US N 2 2039-10-01 Fixed 4.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YRF8 250000.00000000 PA USD 256405.48000000 0.369472618381 Long DBT MUN US N 2 2039-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YRY7 870000.00000000 PA USD 889347.06000000 1.281522481141 Long DBT MUN US N 2 2035-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YT90 1500000.00000000 PA USD 1537216.50000000 2.215082943134 Long DBT MUN US N 2 2031-01-01 Fixed 4.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57584YV89 1000000.00000000 PA USD 1001186.60000000 1.442679909143 Long DBT MUN US N 2 2039-09-01 Fixed 4.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BBF4 1000000.00000000 PA USD 1123263.70000000 1.618589354532 Long DBT MUN US N 2 2041-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BBP2 800000.00000000 PA USD 944110.72000000 1.360435275253 Long DBT MUN US N 2 2034-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BBS6 500000.00000000 PA USD 502717.45000000 0.724400791112 Long DBT MUN US N 2 2044-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BDV7 615000.00000000 PA USD 650054.20000000 0.936708635727 Long DBT MUN US N 2 2041-01-01 Fixed 5.25000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BGJ1 1000000.00000000 PA USD 1149322.50000000 1.656139304977 Long DBT MUN US N 2 2038-10-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BGU6 1000000.00000000 PA USD 1189580.70000000 1.714150165608 Long DBT MUN US N 2 2055-05-15 Floating 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57585BHJ0 1000000.00000000 PA USD 1142221.20000000 1.645906544332 Long DBT MUN US N 2 2039-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57585BHZ4 310000.00000000 PA USD 339544.74000000 0.489273802359 Long DBT MUN US N 2 2041-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS ST DEV FIN AGY 549300UZSVMFXJK08K70 57585BJA7 235000.00000000 PA USD 253655.52000000 0.365510008371 Long DBT MUN US N 2 2042-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BJJ8 500000.00000000 PA USD 530319.20000000 0.764174086302 Long DBT MUN US N 2 2029-07-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BML9 500000.00000000 PA USD 561643.35000000 0.809311248421 Long DBT MUN US N 2 2038-06-01 Fixed 5.00000000 N N N N N N Massachusetts Development Finance Agency 549300UZSVMFXJK08K70 57585BRQ3 940000.00000000 PA USD 1026945.49000000 1.479797698260 Long DBT MUN US N 2 2043-07-01 Fixed 5.00000000 N N N N N N MASSACHUSETTS PORT AUTHORITY 254900JRR8IDSSKWCL90 575898DP3 1000000.00000000 PA USD 1043303.20000000 1.503368668523 Long DBT MUN US N 2 2038-07-01 Fixed 5.00000000 N N N N N N Massachusetts School Building Authority N/A 576000G72 500000.00000000 PA USD 608502.95000000 0.876834528767 Long DBT MUN US N 2 2038-02-15 Fixed 5.00000000 N N N N N N Commonwealth of Massachusetts Transportation Fund Revenue N/A 57604TLA2 500000.00000000 PA USD 542768.40000000 0.782113010699 Long DBT MUN US N 2 2044-06-01 Fixed 5.00000000 N N N N N N Massachusetts Water Resources Authority 549300GBS2G3YGHOYO19 576051L79 1000000.00000000 PA USD 1131174.40000000 1.629988436339 Long DBT MUN US N 2 2040-08-01 Fixed 5.00000000 N N N N N N New York City Transitional Finance Authority Future Tax Secured Revenue N/A 64971WUK4 1000000.00000000 PA USD 1000000.00000000 1.440970054077 Long DBT MUN US N 2 2045-02-01 Floating 3.25000000 N N N N N N 2026-03-02 COLUMBIA FUNDS SERIES TRUST I Jennifer Borges Jennifer Borges Senior Manager XXXX