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Mesirow Financial Investment Management, Inc.

Period ended Sep 30, 2026 · Latest filing Nov 5, 2026

These quarterly holdings are delayed and may not include all assets or short positions. Values are from the reporting date, not current prices or purchase costs. The same security may appear in multiple rows.

Source: SEC

Reported portfolio value

Quarter-end reported holdings; not current value or investment performance.

View reported values
  • Sep 30, 2026: $6,468,872,900

More quarters will appear as history becomes available.

Top holdings

Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.

View top holdings values
  1. BERKSHIRE HATHAWAY INC DEL · CL B NEW · 084670702 · shares: $491,355,916
  2. APPLE INC · COM · 037833100 · shares: $336,329,170
  3. VANECK ETF TRUST · MRNGSTR WDE MOAT · 92189F643 · shares: $279,032,339
  4. ISHARES TR · CORE S&P SCP ETF · 464287804 · shares: $225,972,556
  5. ISHARES TR · CORE S&P500 ETF · 464287200 · shares: $190,294,740
  6. ALPHABET INC · CAP STK CL C · 02079K107 · shares: $186,538,407
  7. ISHARES TR · CORE S&P TTL STK · 464287150 · shares: $181,565,142
  8. MICROSOFT CORP · COM · 594918104 · shares: $161,299,555
  9. VANGUARD INDEX FDS · S&P 500 ETF SHS · 922908363 · shares: $155,046,655
  10. ALPHABET INC · CAP STK CL A · 02079K305 · shares: $124,695,321

Reported holdings

552 reported entries
IssuerClassCUSIPTypeShares / principalReported value (USD)
DIMENSIONAL ETF TRUSTUS COR EQU 2 ETF25434V708 — 310,351 shares $13,795,103
EXXONMOBIL HOLDINGS CORPCOM SHS30233Q108 — 82,356 shares $13,404,309
CHARLES SCHWAB CORP (THE)COM808513105 — 134,184 shares $13,115,000
ISHARES GOLD TRISHARES NEW464285204 — 159,829 shares $12,482,645
ALLSTATE CORPCOM020002101 — 55,692 shares $12,355,274
ISHARES TRSHRT NAT MUN ETF464288158 — 110,971 shares $11,601,125
ISHARES TRIBDS DEC28 ETF46435U515 — 464,658 shares $11,597,880
INVESCO EXCHANGE TRADED FD TS&P500 EQL WGT46137V357 — 54,140 shares $11,262,552
ISHARES TRS&P MC 400VL ETF464287705 — 79,172 shares $10,902,812
ISHARES TRIBONDS DEC 2946436E205 — 445,797 shares $10,115,143
STARBUCKS CORPCOM855244109 — 107,047 shares $10,057,898
VANECK ETF TRUSTMORN SMID MO ETF92189H730 — 265,957 shares $9,966,672
KINDER MORGAN INC DELCOM49456B101 — 326,177 shares $9,834,246
PHILIP MORRIS INTL INCCOM718172109 — 49,963 shares $9,533,878
WISDOMTREE TRINTL MIDCAP DV97717W778 — 108,880 shares $9,378,226
ENBRIDGE INCCOM29250N105 — 193,711 shares $9,005,669
SPDR SERIES TRUSTST STR SP500DIV78468R788 — 192,713 shares $8,743,162
NATERA INCCOM632307104 — 20,402 shares $8,432,351
NORTHERN TR CORPCOM665859104 — 49,228 shares $8,337,543
MCDONALDS CORPCOM580135101 — 36,046 shares $8,325,014
PROCTER & GAMBLE COCOM742718109 — 56,584 shares $8,220,775
VANGUARD INDEX FDSMRNGSTR SML CAP922908751 — 28,324 shares $8,059,038
PFIZER INCCOM717081103 — 279,656 shares $7,975,824
CBOE GLOBAL MKTS INCCOM12503M108 — 28,926 shares $7,963,092
PROSHARES TRPSHS ULTRA QQQ74347R206 — 81,380 shares $7,783,997
CISCO SYS INCCOM17275R102 — 71,801 shares $7,727,921
ILLINOIS TOOL WKS INCCOM452308109 — 29,903 shares $7,693,419
ISHARES TRPFD AND INCM SEC464288687 — 250,891 shares $7,401,310
FEDEX FGHT HLDG CO INCCOMMON STOCK314352105 — 65,228 shares $7,134,529
VANGUARD SCOTTSDALE FDSVNG RUS2000IDX92206C664 — 61,471 shares $6,899,636
FIRST TR EXCHANGE-TRADED FDNASDQ CLN EDGE33737A108 — 38,567 shares $6,830,698
TCW ETF TRUSTFLEXIBLE INCOME29287L700 — 180,012 shares $6,827,828
ISHARES TRCORE MSCI TOTAL46432F834 — 67,142 shares $6,377,848
AMGEN INCCOM031162100 — 14,846 shares $6,258,080
MERCK & CO INCCOM58933Y105 — 40,929 shares $5,947,996
AMPHENOL CORPCL A032095101 — 69,054 shares $5,821,277
ISHARES TRIBONDS 26 TRM TS46436E858 — 250,664 shares $5,735,190
ALPS ETF TRALERIAN MLP00162Q452 — 107,472 shares $5,574,596
MICRON TECHNOLOGY INCCOM595112103 — 5,141 shares $5,476,152
INTERNATIONAL BUSINESS MACHSCOM459200101 — 24,858 shares $5,467,132
ADOBE INCCOM00724F101 — 22,765 shares $5,461,634
INVESCO EXCH TRD SLF IDX FDINVSCO BLSH 2846138J643 — 260,895 shares $5,250,512
HONEYWELL INTL INCCOM438516205 — 24,221 shares $5,110,689
INVESCO EXCH TRD SLF IDX FDBULETSHS 202946138J577 — 277,288 shares $5,046,642
TESLA INCCOM88160R101 — 13,965 shares $4,954,212
ISHARES TRISHARES SEMICDTR464287523 — 8,634 shares $4,909,779
GE AEROSPACECOM NEW369604301 — 15,637 shares $4,882,947
ISHARES TRISHS 1-5YR INVS464288646 — 94,983 shares $4,865,962
VANGUARD ADMIRAL FDS INC500 GRTH IDX F921932505 — 56,256 shares $4,808,728
NETFLIX INC.COM64110L106 — 68,070 shares $4,736,311
AMERICAN ELEC PWR CO INCCOM025537101 — 39,754 shares $4,716,784
MCKESSON CORPCOM58155Q103 — 5,472 shares $4,672,450
UBER TECHNOLOGIES INCCOM90353T100 — 67,514 shares $4,625,384
ISHARES TRS&P SML 600 GWT464287887 — 28,677 shares $4,597,741
VANGUARD INSTL INDEX FD0 3 MO TR BI ETF922040845 — 59,579 shares $4,511,323
TAIWAN SEMICONDUCTOR MANUFACSPONSORED ADS874039100 — 9,887 shares $4,511,044
MARCUS CORP DELCOM566330106 — 158,789 shares $4,428,592
VANECK ETF TRUSTGOLD MINERS ETF92189F106 — 50,385 shares $4,423,894
CME GROUP INCCOM12572Q105 — 16,347 shares $4,284,177
DIMENSIONAL ETF TRUSTWORLD EX US CORE25434V880 — 112,761 shares $4,174,477
TJX COS INC NEWCOM872540109 — 31,482 shares $4,165,294
GE VERNOVA INCCOM36828A101 — 4,360 shares $4,144,934
PHILLIPS 66COM718546104 — 15,630 shares $3,990,147
CONSTELLATION ENERGY CORPCOM21037T109 — 15,310 shares $3,889,512
GLOBAL X FDSRBTCS ARTFL INTE37954Y715 — 110,147 shares $3,880,566
TRANE TECHNOLOGIES PLCSHSG8994E103 — 8,391 shares $3,792,012
ISHARES TRCORE US AGGBD ET464287226 — 39,519 shares $3,736,111
HOWMET AEROSPACE INCCOM443201108 — 15,927 shares $3,602,427
PALO ALTO NETWORKS INCCOM697435105 — 9,063 shares $3,600,821
ISHARES TRMSCI USA QLT FCT46432F339 — 15,748 shares $3,499,921
ALTRIA GROUP INCCOM02209S103 — 51,737 shares $3,483,958
AUTOMATIC DATA PROCESSING INCOM053015103 — 13,477 shares $3,478,391
CITIGROUP INCCOM NEW172967424 — 26,597 shares $3,443,609
SOURCE CAPITALCOM SHS OF BEN I836144303 — 75,470 shares $3,428,552
VANGUARD BD INDEX FDSTOTAL BND MRKT921937835 — 47,837 shares $3,355,709
ONEOK INC NEWCOM30609A109 — 39,162 shares $3,339,324
COLGATE PALMOLIVE COCOM194162103 — 39,102 shares $3,336,315
HONEYWELL AEROSPACE INCCOM43849R105 — 20,983 shares $3,251,735
VANGUARD SCOTTSDALE FDSVNG RUS1000VAL92206C714 — 28,304 shares $3,076,599
MARATHON PETE CORPCOM56585A102 — 7,638 shares $3,020,273
VANGUARD INDEX FDSREAL ESTATE ETF922908553 — 33,343 shares $2,988,343
HERSHEY COCOM427866108 — 18,798 shares $2,962,607
DANAHER CORP DELCOM235851102 — 13,338 shares $2,955,135
DEERE & COCOM244199105 — 4,270 shares $2,867,411
DFA INVT DIMENSIONS GROUP INU.S. CORE EQTY 125239Y220 — 33,929 shares $2,804,517
CANADIAN IMPERIAL BANK OF COCOM136069101 — 25,324 shares $2,790,087
KKR & CO INCCOM48251W104 — 30,549 shares $2,788,960
INTEL CORPCOM458140100 — 23,150 shares $2,783,267
SELECT SECTOR SPDR TRST STR ENERG ETF81369Y506 — 43,799 shares $2,693,572
ISHARES INCMSCI GBL ETF NEW46434G848 — 43,537 shares $2,610,464
VANGUARD WORLD FDESG US STK ETF921910733 — 19,201 shares $2,602,521
ISHARES TRRUS 1000 ETF464287622 — 6,204 shares $2,581,087
VANGUARD WORLD FDINF TECH ETF92204A702 — 20,538 shares $2,580,999
BOEING COCOM097023105 — 13,757 shares $2,559,701
VANGUARD INTL EQUITY INDEX FALLWRLD EX US922042775 — 30,655 shares $2,543,391
CAPITAL ONE FINL CORPCOM14040H105 — 13,143 shares $2,538,231
FIRST TR EXCHANGE-TRADED FDNASDAQ CYB ETF33734X846 — 24,243 shares $2,498,740
AT&T INCCOM00206R102 — 100,775 shares $2,459,022
WW GRAINGER INCCOM384802104 — 1,970 shares $2,453,629
WISDOMTREE TRUS QTLY DIV GRT97717X669 — 25,114 shares $2,442,052