Mesirow Financial Investment Management, Inc.
Comparing Q1 2026 vs Q4 2025
Sorting applies to all holdings for this quarter on the server, then the page is sliced. Prior-quarter values come from the full prior-quarter filing.
Issuer ▲▼ | Shares | Value ($K) | ||||
|---|---|---|---|---|---|---|
Q4 2025 ▲▼ | Q1 2026 ▲▼ | Change ▲▼ | Q4 2025 ▲▼ | Q1 2026 ▲▼ | Change ▲▼ | |
| ISHARES TR | 587,514 | 2,063,935 | +1,476,421 | 38,776,392 | 139,377,738 | +100,601,346 |
| INVESTMENT MANAGERS SER TR I | 1,629,876 | 4,363,542 | +2,733,666 | 60,468,335 | 158,309,182 | +97,840,847 |
| ISHARES TR | 305,464 | 1,126,058 | +820,594 | 29,406,352 | 109,486,608 | +80,080,256 |
| ISHARES TR | 1,088,751 | 1,568,315 | +479,564 | 130,846,768 | 194,961,955 | +64,115,187 |
| BERKSHIRE HATHAWAY INC DEL | 812,429 | 976,689 | +164,260 | 408,364,632 | 468,026,112 | +59,661,480 |
| VANECK ETF TRUST | 1,984,526 | 2,675,294 | +690,768 | 205,519,839 | 258,703,286 | +53,183,447 |
| ISHARES TR | 159,079 | 243,758 | +84,679 | 108,961,569 | 159,238,978 | +50,277,409 |
| ISHARES TR | 293,732 | 724,150 | +430,418 | 28,207,120 | 70,337,322 | +42,130,202 |
| ISHARES TR | 739,501 | 1,054,680 | +315,179 | 109,958,264 | 150,218,673 | +40,260,409 |
| ISHARES TR | 178,111 | 641,570 | +463,459 | 14,751,241 | 52,975,766 | +38,224,525 |
| VANGUARD INDEX FDS | 142,674 | 207,880 | +65,206 | 89,474,054 | 124,222,548 | +34,748,494 |
| MICROSOFT CORP | 289,662 | 456,761 | +167,099 | 140,094,343 | 169,082,590 | +28,988,247 |
| VANGUARD STAR FDS | 635,392 | 972,639 | +337,247 | 47,934,400 | 74,999,976 | +27,065,576 |
| VANGUARD WHITEHALL FDS | 396,265 | 552,464 | +156,199 | 56,872,038 | 81,819,021 | +24,946,983 |
| NVIDIA CORPORATION | 97,175 | 244,268 | +147,093 | 18,123,691 | 42,601,456 | +24,477,765 |
| ISHARES TR | 89,423 | 278,458 | +189,035 | 12,246,336 | 35,678,966 | +23,432,630 |
| SPDR GOLD TR | 161,977 | 202,840 | +40,863 | 64,192,551 | 87,279,169 | +23,086,618 |
| ISHARES TR | 466,106 | 690,898 | +224,792 | 46,787,670 | 69,545,454 | +22,757,784 |
| ISHARES TR | 92,188 | 194,332 | +102,144 | 19,550,074 | 41,032,700 | +21,482,626 |
| T ROWE PRICE ETF INC | 905,301 | 1,528,965 | +623,664 | 34,600,438 | 54,416,014 | +19,815,576 |
| INVESCO QQQ TR | 29,559 | 64,706 | +35,147 | 18,162,055 | 37,350,458 | +19,188,403 |
| RBB FUND TRUST | 535,564 | 917,976 | +382,412 | 24,650,407 | 43,145,101 | +18,494,694 |
| PEPSICO INC | 86,080 | 190,712 | +104,632 | 12,355,407 | 29,616,454 | +17,261,047 |
| VANGUARD SCOTTSDALE FDS | 162,219 | 376,495 | +214,276 | 12,933,637 | 29,844,751 | +16,911,114 |
| VANGUARD TAX-MANAGED FDS | 449,895 | 663,651 | +213,756 | 28,104,762 | 42,527,034 | +14,422,272 |
| VANGUARD SPECIALIZED FUNDS | 127,782 | 196,954 | +69,172 | 28,084,379 | 42,356,828 | +14,272,449 |
| ORACLE CORP | 104,475 | 232,362 | +127,887 | 20,362,539 | 34,180,890 | +13,818,351 |
| ISHARES TR | 297,970 | 439,624 | +141,654 | 26,656,543 | 39,799,048 | +13,142,505 |
| ISHARES TR | 131,599 | 176,756 | +45,157 | 62,290,715 | 75,375,705 | +13,084,990 |
| INVESCO EXCHANGE TRADED FD T | 9,558 | 74,100 | +64,542 | 1,831,073 | 14,221,020 | +12,389,947 |
| CATERPILLAR INC | 91,120 | 89,940 | -1,180 | 52,201,224 | 63,719,214 | +11,517,990 |
| CHEVRON CORPORATION | 199,451 | 200,475 | +1,024 | 30,398,434 | 41,478,333 | +11,079,899 |
| FEDEX CORP | 125,161 | 132,517 | +7,356 | 36,154,061 | 47,201,054 | +11,046,993 |
| VANGUARD INDEX FDS | 156,185 | 208,072 | +51,887 | 29,829,582 | 40,824,368 | +10,994,786 |
| ISHARES TR | 445,591 | 882,856 | +437,265 | 10,796,661 | 21,400,425 | +10,603,764 |
| VANGUARD INDEX FDS | 96,710 | 147,982 | +51,272 | 17,152,482 | 27,270,363 | +10,117,881 |
| VANGUARD ADMIRAL FDS INC | 34,542 | 83,626 | +49,084 | 7,076,060 | 17,042,097 | +9,966,037 |
| VANGUARD INDEX FDS | 68,531 | 98,383 | +29,852 | 33,438,456 | 42,988,275 | +9,549,819 |
| PHILIP MORRIS INTL INC | 54,825 | 109,138 | +54,313 | 8,794,018 | 18,044,958 | +9,250,940 |
| ISHARES TR | 167,710 | 207,297 | +39,587 | 35,274,942 | 44,292,735 | +9,017,793 |
| PFIZER INC | 181,639 | 468,406 | +286,767 | 4,522,767 | 13,153,000 | +8,630,233 |
| NORTHERN TR CORP | 38,685 | 99,578 | +60,893 | 5,284,063 | 13,897,810 | +8,613,747 |
| AMPLIFY ETF TR | 105,375 | 296,105 | +190,730 | 4,689,076 | 13,279,966 | +8,590,890 |
| ISHARES TR | 388,687 | 739,406 | +350,719 | 9,437,329 | 17,923,204 | +8,485,875 |
| NIKE INC | 110,062 | 291,670 | +181,608 | 7,012,243 | 15,406,190 | +8,393,947 |
| ISHARES TR | 318,156 | 637,798 | +319,642 | 8,098,671 | 16,155,434 | +8,056,763 |
| PROCTER & GAMBLE CO | 58,099 | 112,290 | +54,191 | 8,326,543 | 16,219,650 | +7,893,107 |
| CORNING INC | 132,928 | 141,426 | +8,498 | 11,639,327 | 19,229,509 | +7,590,182 |
| NETFLIX INC. | 54,975 | 131,624 | +76,649 | 5,154,453 | 12,655,698 | +7,501,245 |
| JOHNSON & JOHNSON | 102,083 | 114,945 | +12,862 | 21,127,122 | 28,096,872 | +6,969,750 |
| SCHWAB STRATEGIC TR | 304,087 | 482,380 | +178,293 | 8,341,074 | 14,799,381 | +6,458,307 |
| WALMART INC | 204,133 | 234,533 | +30,400 | 22,742,938 | 29,147,337 | +6,404,399 |
| VANGUARD SCOTTSDALE FDS | 99,763 | 168,410 | +68,647 | 12,146,175 | 18,473,058 | +6,326,883 |
| CAPITAL GROUP CORE BALANCED | 253,347 | 439,352 | +186,005 | 8,950,791 | 15,117,825 | +6,167,034 |
| VANGUARD BD INDEX FDS | 136,826 | 260,296 | +123,470 | 6,819,307 | 12,958,487 | +6,139,180 |
| COSTCO WHOLESALE CORPORATION | 43,271 | 43,295 | +24 | 37,317,184 | 43,147,811 | +5,830,627 |
| STATE STR SPDR S&P 500 ETF T | 115,388 | 129,793 | +14,405 | 78,686,324 | 84,404,053 | +5,717,729 |
| CONOCOPHILLIPS | 105,372 | 117,225 | +11,853 | 9,864,122 | 15,473,688 | +5,609,566 |
| ISHARES TR | 216,574 | 454,359 | +237,785 | 5,068,916 | 10,568,402 | +5,499,486 |
| AMAZON COM INC | 344,501 | 407,829 | +63,328 | 79,517,489 | 84,937,926 | +5,420,437 |
| SSGA ACTIVE ETF TR | 376,817 | 485,443 | +108,626 | 18,633,466 | 24,029,413 | +5,395,947 |
| DIMENSIONAL ETF TRUST | 143,274 | 284,811 | +141,537 | 5,672,315 | 11,067,714 | +5,395,399 |
| EXXON MOBIL CORP | 76,385 | 85,795 | +9,410 | 9,192,268 | 14,555,847 | +5,363,579 |
| ISHARES INC | 183,627 | 252,832 | +69,205 | 12,343,417 | 17,635,122 | +5,291,705 |
| KINDER MORGAN INC DEL | 204,365 | 324,692 | +120,327 | 5,617,932 | 10,887,016 | +5,269,084 |
| RTX CORPORATION | 275,192 | 288,890 | +13,698 | 50,469,611 | 55,726,643 | +5,257,032 |
| LINDE PLC | 59,600 | 61,686 | +2,086 | 25,413,136 | 30,580,607 | +5,167,471 |
| META PLATFORMS INC | 21,419 | 33,638 | +12,219 | 14,141,510 | 19,248,277 | +5,106,767 |
| ISHARES TR | 483,350 | 563,116 | +79,766 | 31,421,972 | 36,236,250 | +4,814,278 |
| HONEYWELL INTL INC | 30,755 | 45,809 | +15,054 | 5,999,378 | 10,353,500 | +4,354,122 |
| VANGUARD WORLD FD | 107,736 | 132,573 | +24,837 | 27,060,074 | 31,333,482 | +4,273,408 |
| ONEOK INC NEW | 37,424 | 75,478 | +38,054 | 2,750,638 | 6,822,238 | +4,071,600 |
| NATERA INC | 22,945 | 45,930 | +22,985 | 5,256,471 | 9,185,542 | +3,929,071 |
| ISHARES TR | 0 | 26,746 | +26,746 | 0 | 3,870,426 | +3,870,426 |
| PHILLIPS 66 | 15,106 | 30,802 | +15,696 | 1,949,299 | 5,611,012 | +3,661,713 |
| ISHARES TR | 136,441 | 288,723 | +152,282 | 3,121,094 | 6,616,103 | +3,495,009 |
| SPDR SERIES TRUST | 90,575 | 110,265 | +19,690 | 12,604,184 | 16,091,793 | +3,487,609 |
| STATE STR SPDR S&P MIDCAP 40 | 22,000 | 26,910 | +4,910 | 13,274,096 | 16,595,226 | +3,321,130 |
| UNION PAC CORP | 127,779 | 134,360 | +6,581 | 29,557,667 | 32,598,885 | +3,041,218 |
| SPDR SERIES TRUST | 85,229 | 146,506 | +61,277 | 3,686,233 | 6,669,121 | +2,982,888 |
| ISHARES GOLD TR | 137,269 | 159,293 | +22,024 | 11,142,124 | 14,043,261 | +2,901,137 |
| ISHARES TR | 84,358 | 95,201 | +10,843 | 20,765,933 | 23,609,692 | +2,843,759 |
| MASTERCARD INCORPORATED | 38,855 | 49,819 | +10,964 | 22,179,943 | 24,892,480 | +2,712,537 |
| ENTERPRISE PRODS PARTNERS L | 424,593 | 428,545 | +3,952 | 13,612,505 | 16,216,147 | +2,603,642 |
| COMPASS INC | 0 | 340,959 | +340,959 | 0 | 2,492,410 | +2,492,410 |
| VANGUARD INDEX FDS | 75,211 | 84,386 | +9,175 | 21,828,629 | 24,234,388 | +2,405,759 |
| TCW ETF TRUST | 70,346 | 131,296 | +60,950 | 2,785,716 | 5,156,007 | +2,370,291 |
| VANGUARD INTL EQUITY INDEX F | 192,540 | 234,308 | +41,768 | 10,350,901 | 12,664,363 | +2,313,462 |
| ISHARES TR | 164,231 | 243,711 | +79,480 | 5,084,615 | 7,389,346 | +2,304,731 |
| ENBRIDGE INC | 172,259 | 193,914 | +21,655 | 8,239,044 | 10,498,354 | +2,259,310 |
| NEXTERA ENERGY INC | 18,671 | 39,982 | +21,311 | 1,498,939 | 3,713,722 | +2,214,783 |
| SELECT SECTOR SPDR TR | 57,852 | 79,154 | +21,302 | 8,328,821 | 10,519,323 | +2,190,502 |
| MORGAN STANLEY | 9,726 | 22,814 | +13,088 | 1,726,857 | 3,754,088 | +2,027,231 |
| HOME DEPOT INC | 42,189 | 50,074 | +7,885 | 14,518,585 | 16,469,184 | +1,950,599 |
| MOTOROLA SOLUTIONS INC | 4,678 | 8,448 | +3,770 | 1,792,794 | 3,666,592 | +1,873,798 |
| WISDOMTREE TR | 88,661 | 108,577 | +19,916 | 7,142,359 | 8,993,437 | +1,851,078 |
| ISHARES TR | 66,540 | 79,980 | +13,440 | 8,756,229 | 10,597,112 | +1,840,883 |
| SOURCE CAPITAL | 37,751 | 75,349 | +37,598 | 1,727,439 | 3,490,130 | +1,762,691 |
| DIMENSIONAL ETF TRUST | 40,410 | 90,417 | +50,007 | 1,322,713 | 3,071,468 | +1,748,755 |
| TESLA INC | 7,816 | 14,012 | +6,196 | 3,514,113 | 5,208,221 | +1,694,108 |