CIK: 0001947591
Total reported value
$1.3B
Reporting period: 2024-12-31 · Number of holdings: 131
Mesirow Institutional Investment Management, Inc. disclosed 131 holdings in its latest 13F filing for the period ending 2024-12-31, with total reported value of $1.3B and a quarterly turnover rate of 0.0%.
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Mesirow Institutional Investment Management, Inc.'s disclosed holdings carry a Herfindahl concentration index of 0.011 — mathematically equivalent to about 91 equally-sized positions, close to its 131 actual disclosed holdings. Value is spread relatively evenly across the portfolio rather than concentrated in a handful of names.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.66), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 65% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
No holding changes this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | KD | Kyndryl Holdings INC | Stock-Tech | 1.79% | — | -16.52% | |
| 2 | FLR | Fluor CORP | Stock-Industrials | 1.71% | — | +0.19% | |
| 3 | MRCY | Mercury Systems INC | Stock-Industrials | 1.62% | — | +14.73% | |
| 4 | ELF | Elf Beauty INC | Stock-Consumer Staples | 1.54% | — | +33.41% | |
| 5 | PB | Prosperity Bancshares INC | Stock-Financials | 1.51% | — | -0.24% | |
| 6 | ALK | Alaska Air Group INC | Stock-Industrials | 1.51% | — | -14.01% | |
| 7 | KMPR | Kemper CORP | Stock-Other | 1.51% | — | +0.21% | |
| 8 | AR | Antero Resources CORP | Stock-Energy | 1.49% | — | +2.84% | |
| 9 | OLLI | Ollie's Bargain Outlet Holdi | Stock-Consumer Staples | 1.49% | — | -13.80% | |
| 10 | BXMT | Blackstone Mortgage Tru-cl A | Stock-Real Estate | 1.47% | — | +25.61% | |
| 11 | FRME | First Merchants CORP | Stock-Other | 1.46% | — | +70.83% | |
| 12 | GMED | Globus Medical INC - A | Stock-Healthcare | 1.43% | — | -0.34% | |
| 13 | ICUI | Icu Medical INC | Stock-Other | 1.39% | — | -4.35% | |
| 14 | HWC | Hancock Whitney CORP | Stock-Financials | 1.36% | — | +8.19% | |
| 15 | GTES | Gates Industrial Corporation plc | Stock-Industrials | 1.35% | — | +13.21% | |
| 16 | SIGI | Selective Insurance Group | Stock-Financials | 1.33% | — | +0.20% | |
| 17 | SFNC | Simmons First Natl Corp-cl A | Stock-Other | 1.32% | — | -16.79% | |
| 18 | COLB | Columbia Banking System INC | Stock-Financials | 1.31% | — | +0.10% | |
| 19 | FHN | First Horizon CORP | Stock-Financials | 1.29% | — | -15.33% | |
| 20 | KTB | Kontoor Brands INC | Stock-Consumer Disc | 1.28% | — | -17.89% | |
| 21 | SAM | Boston Beer Company Inc-a | Stock-Consumer Staples | 1.26% | — | +0.20% | |
| 22 | FIBK | First Interstate Bancsys-a | Stock-Other | 1.24% | — | +13.63% | |
| 23 | XHR | Xenia Hotels & Resorts INC | Stock-Other | 1.23% | — | — | |
| 24 | VBTX | Veritex Holdings INC | Stock-Other | 1.22% | — | -0.42% | |
| 25 | ENOV | Enovis CORP | Stock-Other | 1.21% | — | +0.30% | |
| 26 | RMBS | Rambus INC | Stock-Tech | 1.21% | — | -25.39% | |
| 27 | UCB | United Community Banks/ga | Stock-Financials | 1.21% | — | — | |
| 28 | FWRG | First Watch Restaurant Group | Stock-Other | 1.19% | — | — | |
| 29 | CPRX | Catalyst Pharmaceuticals INC | Stock-Healthcare | 1.19% | — | -7.31% | |
| 30 | ITT | Itt INC | Stock-Industrials | 1.16% | — | +9.88% | |
| 31 | RH | Rh | Stock-Consumer Disc | 1.16% | — | -12.69% | |
| 32 | NTST | Netstreit CORP | Stock-Other | 1.15% | — | +68.24% | |
| 33 | SYU1 | Synovus Financial CORP | Stock-Other | 1.15% | — | — | |
| 34 | HLIO | Helios Technologies INC | Stock-Other | 1.14% | — | +24.98% | |
| 35 | HL | Hecla Mining Co | Stock-Materials | 1.13% | — | +0.19% | |
| 36 | TCBI | Texas Capital Bancshares INC | Stock-Financials | 1.12% | — | -15.22% | |
| 37 | HALO | Halozyme Therapeutics INC | Stock-Healthcare | 1.11% | — | +37.65% | |
| 38 | SGRY | Surgery Partners INC | Stock-Other | 1.10% | — | +12.94% | |
| 39 | MWA | Mueller Water Products Inc-a | Stock-Industrials | 1.10% | — | -21.50% | |
| 40 | AXTA | Axalta Coating Systems Ltd. | Stock-Materials | 1.09% | — | +0.21% | |
| 41 | ✓ | Wns Holdings LTD | Stock-Other | 1.09% | — | — | |
| 42 | KRG | Kite Realty Group Trust | Stock-Real Estate | 1.09% | — | +14.94% | |
| 43 | AMPH | Amphastar Pharmaceuticals In | Stock-Other | 1.09% | — | -8.11% | |
| 44 | W | Wayfair Inc- Class A | Stock-Consumer Disc | 1.07% | — | +20.33% | |
| 45 | ALGT | Allegiant Travel Co | Stock-Other | 1.06% | — | — | |
| 46 | MTDR | Matador Resources Co | Stock-Energy | 1.06% | — | +37.00% | |
| 47 | PEGA | Pegasystems INC | Stock-Tech | 1.06% | — | — | |
| 48 | IRT | Independence Realty Trust In | Stock-Real Estate | 1.06% | — | -9.76% | |
| 49 | SFM | Sprouts Farmers Market INC | Stock-Consumer Staples | 1.06% | — | -21.96% | |
| 50 | LNTH | Lantheus Holdings INC | Stock-Healthcare | 1.06% | — | +24.01% |
Performance for Q3 2026
+3.3%
Performance Last 4 Quarters
+9.8%
Based on 67% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2024-12-31 | 131 | $1.3B | 0 | |
| 2024-09-30 | 125 | $1.3B | 0 | |
| 2024-06-30 | 120 | $1.1B | 0 | |
| 2024-03-31 | 117 | $1.1B | 0 | |
| 2023-12-31 | 113 | $1.1B | 0 | |
| 2023-09-30 | 118 | $986.2M | 0 | |
| 2023-06-30 | 114 | $970.3M | 0 | |
| 2023-03-31 | 144 | $921.0M | 0 | |
| 2022-12-31 | 117 | $760.0M | 0 | |
| 2022-09-30 | 110 | $689.7M | 0 |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2024-12-31 | 2025-02-13 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-13 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-02 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-06 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-07 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-01 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-07-31 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-01 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-06 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-08 | 13F-HR | View on EDGAR |
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