KIRR MARBACH & CO LLC IN
Q3 2026 Form 13-F
COLUMBUS, INDIANA
CIK 0000764112
· CRD 104634
· SEC-registered investment adviser
$529.5M Reported Value Total
KIRR, MARBACH & COMPANY, LLC reports 281 total accounts under management (AUM). There are 281 discretionary accounts valued at $587,658,991, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Source: Form ADV filed 2026-03-26
Reported value
$529.5M
Quarter over quarter
-9.8%
Holdings
57
Top-10 concentration
45.8%
Key People
Form ADV owners & control persons
Mark David Foster
MEMBER
Mickey Kim
MEMBER/CHIEF COMPLIANCE OFFICER
David Michael Kirr
MEMBER
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Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
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Q3 2026 13F record
Q3 2026 13F filing summary
| Period of report | September 30, 2026 |
|---|---|
| Filed | October 20, 2026 |
| Form | 13F-HR |
| Reported value | $529.5M |
| Positions | 57 |
| Change in reported value | -10.8% |
| New positions | 5 |
| Exited positions | 5 |
| Position turnover | 16.1% |
| Top-10 concentration | 45.8% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q3 2026 13F
Filed Oct 20, 2026
|
57 | $529.5M |
|
Q2 2026 13F
Filed Jul 14, 2026
|
57 | $593.8M |
|
Q1 2026 13F
Filed Apr 17, 2026
|
57 | $548.7M |
|
Q4 2025 13F
Filed Jan 26, 2026
|
58 | $523.2M |
|
Q3 2025 13F
Filed Oct 14, 2025
|
57 | $553.9M |
|
Q2 2025 13F
Filed Jul 16, 2025
|
55 | $505.7M |
|
Q1 2025 13F
Filed Apr 23, 2025
|
54 | $431.1M |
|
Q4 2024 13F
Filed Jan 23, 2025
|
57 | $462.2M |
|
Q3 2024 13F
Filed Oct 17, 2024
|
54 | $447.8M |
|
Q2 2024 13F
Filed Jul 22, 2024
|
56 | $415.6M |
|
Q1 2024 13F
Filed Apr 23, 2024
|
54 | $414.7M |
|
Q4 2023 13F
Filed Jan 30, 2024
|
53 | $381.2M |
|
Q3 2023 13F
Filed Oct 17, 2023
|
53 | $352.6M |
|
Q2 2023 13F
Filed Jul 20, 2023
|
48 | $362.4M |
|
Q1 2023 13F
Filed Apr 17, 2023
|
46 | $322.6M |
|
Q4 2022 13F
Filed Jan 20, 2023
|
46 | $320.6M |
|
Q3 2022 13F
Filed Oct 26, 2022
|
47 | $294.9M |
|
Q2 2022 13F
Filed Jul 26, 2022
|
47 | $318.7M |
|
Q1 2022 13F
Filed May 3, 2022
|
49 | $371.4M |
|
Q4 2021 13F
Filed Jan 21, 2022
|
59 | $378.2M |
34 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q3 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | EME EMCOR GROUP INC | $42.0M | 7.93% |
| 2 | AVGO BROADCOM INC | $32.3M | 6.1% |
| 3 | GOOGL ALPHABET INC | $30.6M | 5.78% |
| 4 | MTZ MASTEC INC | $28.1M | 5.31% |
| 5 | VST VISTRA CORP | $22.3M | 4.22% |
| 6 | AZO AUTOZONE INC | $20.5M | 3.87% |
| 7 | BSCQ INVESCO EXCH TRD SLF IDX FD | $18.5M | 3.49% |
| 8 | RSG REPUBLIC SVCS INC | $17.9M | 3.37% |
| 9 | BSCR INVESCO EXCH TRD SLF IDX FD | $15.1M | 2.86% |
| 10 | MOG-A MOOG INC | $14.9M | 2.82% |
| 11 | CP CANADIAN PACIFIC KANSAS CITY | $14.5M | 2.74% |
| 12 | SSNC SS&C TECH HLDGS | $14.4M | 2.72% |
| 13 | RPRX ROYALTY PHARMA PLC | $14.0M | 2.64% |
| 14 | MKL MARKEL GROUP INC | $13.8M | 2.61% |
| 15 | BSCS INVESCO EXCH TRD SLF IDX FD | $13.5M | 2.54% |
| 16 | BSCT INVESCO EXCH TRD SLF IDX FD | $13.3M | 2.51% |
| 17 | BSCU INVESCO EXCH TRD SLF IDX FD | $12.6M | 2.38% |
| 18 | CIGI COLLIERS INTL GROUP INC | $12.4M | 2.34% |
| 19 | DLTR DOLLAR TREE INC | $11.8M | 2.23% |
| 20 | BSCV INVESCO EXCH TRD SLF IDX FD | $11.4M | 2.15% |
Values as reported on the Q3 2026 Form 13F. Every position is in the holdings table below.