Institutional Manager · CIK 0002052205
Mink Brook Asset Management LLC
West Palm Beach, FL · File #028-25297
Latest AUM
$158.3M
Positions
44
Top-10 Concentration
73.1%
Filings
5
Portfolio Value Over Time
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | DUOS TECHNOLOGIES GROUP INC | DUOT | -682,079 | -$7.7M | +$3.0M |
| ADD | AMERICAN INTEGRITY INSURANCE | 026948109 | +169,932 | +$3.5M | -$708,141 |
| ADD | RIMINI STREET INC | 76674Q107 | +550,167 | +$2.1M | -$599,659 |
| NEW | LEGACY EDUCATION INC | LGCY | +202,333 | +$2.1M | $0 |
| ADD | EXAGEN INC | XGN | +313,727 | +$1.9M | -$196,400 |
| REDUCE | ELECTROVAYA INC | ELVA | -236,467 | -$1.9M | +$696,398 |
| ADD | REGIS CORP | RGS | +59,846 | +$1.7M | -$12,831 |
| EXITED | FORTE BIOSCIENCES INC | 34962G208 | -81,312 | -$1.2M | $0 |
| REDUCE | TWIN DISC INC | TWIN | -52,166 | -$870,129 | +$817,945 |
| ADD | OPUS GENETICS INC | IRD | +427,684 | +$859,645 | +$445,660 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202544 pos · $158.3M
- 13F HOLDINGS REPORTQ/E Sep 202547 pos · $148.5M
- 13F HOLDINGS REPORTQ/E Jun 202539 pos · $115.2M
- 13F HOLDINGS REPORTQ/E Mar 202532 pos · $95.1M
- 13F HOLDINGS REPORTQ/E Dec 202428 pos · $104.5M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BANK7 CORP | BSVN | 472,001 | $19.3M | 12.22% |
| 2 | ENVELA CORPORATION | ELA | 1,298,153 | $17.4M | 10.97% |
| 3 | ACME UNITED CORP | 004816104 | 380,493 | $15.3M | 9.69% |
| 4 | DLH HOLDINGS CORP | DLHC | 2,625,847 | $14.8M | 9.37% |
| 5 | AMERICAN INTEGRITY INSURANCE | 026948109 | 648,405 | $13.5M | 8.53% |
| 6 | ASCENT INDUSTRIES CO | ACNT | 756,765 | $12.3M | 7.74% |
| 7 | CURRENCY EXCHANGE INTERNATIO | 23131B307 | 613,221 | $10.2M | 6.42% |
| 8 | RIMINI STREET INC | 76674Q107 | 1,299,741 | $5.0M | 3.19% |
| 9 | TWIN DISC INC | TWIN | 246,354 | $4.1M | 2.60% |
| 10 | CRAWFORD UNITED CORPORATION | CRD-B | 46,400 | $3.8M | 2.38% |
| 11 | BUTLER NATIONAL CORP | BUKS | 1,194,100 | $3.6M | 2.29% |
| 12 | STAR EQUITY HOLDINGS INC | STRRP | 314,454 | $3.5M | 2.24% |
| 13 | OPUS GENETICS INC | IRD | 1,665,631 | $3.3M | 2.12% |
| 14 | ASTRO-MED INC | ALOT | 380,965 | $3.3M | 2.08% |
| 15 | FRIEDMAN INDUSTRIES | 358435105 | 151,095 | $3.1M | 1.96% |
| 16 | HERITAGE GLOBAL INC | HGBL | 2,028,844 | $2.5M | 1.59% |
| 17 | HOLLEY INC | HLLY-WT | 551,738 | $2.3M | 1.44% |
| 18 | EXAGEN INC | XGN | 353,727 | $2.2M | 1.36% |
| 19 | RED ROBIN GOURMET BURGERS | RRGB | 530,345 | $2.1M | 1.36% |
| 20 | LEGACY EDUCATION INC | LGCY | 202,333 | $2.1M | 1.30% |