Vault-13

Mink Brook Asset Management LLC

West Palm Beach, FL · CIK 2052205 · 13F filing filed 2026-08-14

SEC-registered investment adviser since 2026 · limited liability company

$226.6m reported value +26.4% vs Q1 2026
52positions
72.3%in top 10
10 new 18 added 7 reduced 12 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 ENVELA CORP COM ELA ELA 1,248,319 $36.1m15.91% 15.91% ReducedShares held: Q3 2025 1.3m, Q4 2025 1.3m, Q1 2026 1.3m, Q2 2026 1.2m -28.7k -28,734 -2.2%
2 BANK7 CORP COM BSVN BSVN 475,610 $23.3m10.28% 10.28% AddedShares held: Q3 2025 452.0k, Q4 2025 472.0k, Q1 2026 472.7k, Q2 2026 475.6k +3.0k +2,950 0.6%
3 AMERICAN INTEGRITY INS GROUP COM AII AII 977,969 $18.4m8.13% 8.13% AddedShares held: Q3 2025 478.5k, Q4 2025 648.4k, Q1 2026 842.4k, Q2 2026 978.0k +135.5k +135,531 16.1%
4 ACME UTD CORP COM ACU ACU 380,643 $18.2m8.02% 8.02% UnchangedShares held: Q3 2025 379.9k, Q4 2025 380.5k, Q1 2026 380.6k, Q2 2026 380.6k
5 DLH HLDGS CORP COM DLHC DLHC 2,816,058 $14.8m6.53% 6.53% AddedShares held: Q3 2025 2.6m, Q4 2025 2.6m, Q1 2026 2.7m, Q2 2026 2.8m +138.5k +138,541 5.2%
6 ASCENT INDUSTRIES CO COM ACNT ACNT 884,483 $13.3m5.87% 5.87% ReducedShares held: Q3 2025 797.0k, Q4 2025 756.8k, Q1 2026 886.8k, Q2 2026 884.5k -2.3k -2,286 -0.3%
7 CURRENCY EXCHANGE INTERNATIONA COM CURN CURN 613,221 $13.0m5.75% 5.75% UnchangedShares held: Q3 2025 608.0k, Q4 2025 613.2k, Q1 2026 613.2k, Q2 2026 613.2k
8 ASTRONOVA INC COM ALOT ALOT 380,965 $10.8m4.79% 4.79% UnchangedShares held: Q3 2025 380.9k, Q4 2025 381.0k, Q1 2026 381.0k, Q2 2026 381.0k
9 RIMINI STR INC DEL COM RMNI RMNI 2,368,353 $10.1m4.45% 4.45% AddedShares held: Q3 2025 749.6k, Q4 2025 1.3m, Q1 2026 1.9m, Q2 2026 2.4m +448.5k +448,523 23.4%
10 BUTLER NATIONAL CORP COM BUKS BUKS 1,421,111 $5.9m2.62% 2.62% AddedShares held: Q3 2025 1.0m, Q4 2025 1.2m, Q1 2026 1.4m, Q2 2026 1.4m +66.0k +66,045 4.9%
11 CREATIVE REALITIES INC COM CREX CREX 1,166,954 $4.8m2.13% 2.13% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 763.4k, Q2 2026 1.2m +403.6k +403,575 52.9%
12 LEGACY ED INC COM LGCY LGCY 389,498 $4.6m2.02% 2.02% AddedShares held: Q3 2025 0, Q4 2025 202.3k, Q1 2026 252.8k, Q2 2026 389.5k +136.7k +136,714 54.1%
13 FIRST NORTHWEST BANCORP COM FNWB FNWB 417,006 $4.5m1.99% 1.99% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 417.0k
14 RCM TECHNOLOGIES INC COM NEW RCMT RCMT 134,688 $3.8m1.68% 1.68% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 134.7k
15 HUDSON GLOBAL INC COM NEW STRR STRR 316,139 $3.4m1.49% 1.49% UnchangedShares held: Q3 2025 314.5k, Q4 2025 314.5k, Q1 2026 316.1k, Q2 2026 316.1k
16 RED ROBIN GOURMET BURGERS IN COM RRGB RRGB 416,211 $3.3m1.47% 1.47% AddedShares held: Q3 2025 459.5k, Q4 2025 530.3k, Q1 2026 396.7k, Q2 2026 416.2k +19.5k +19,492 4.9%
17 REGIS CORPORATION COM SHS RGS RGS 112,362 $3.1m1.39% 1.39% AddedShares held: Q3 2025 9.2k, Q4 2025 69.0k, Q1 2026 100.9k, Q2 2026 112.4k +11.5k +11,469 11.4%
18 HERITAGE GLOBAL INC COM HGBL HGBL 2,273,077 $2.8m1.21% 1.21% AddedShares held: Q3 2025 1.9m, Q4 2025 2.0m, Q1 2026 2.2m, Q2 2026 2.3m +34.8k +34,821 1.6%
19 FRIEDMAN INDS INC COM FRD FRD 84,171 $2.7m1.20% 1.20% ReducedShares held: Q3 2025 151.2k, Q4 2025 151.1k, Q1 2026 162.9k, Q2 2026 84.2k -78.7k -78,729 -48.3%
20 EXAGEN INC COM XGN XGN 475,944 $2.2m0.98% 0.98% AddedShares held: Q3 2025 40.0k, Q4 2025 353.7k, Q1 2026 369.0k, Q2 2026 475.9k +106.9k +106,917 29.0%
21 COMSTOCK HLDG COS INC CL A NEW CHCI CHCI 121,473 $1.9m0.86% 0.86% AddedShares held: Q3 2025 0, Q4 2025 16.4k, Q1 2026 119.7k, Q2 2026 121.5k +1.8k +1,805 1.5%
22 ACRES COMMERCIAL REALTY CORP COM NEW ACR ACR 101,618 $1.8m0.80% 0.80% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 92.4k, Q2 2026 101.6k +9.2k +9,188 9.9%
23 STANDARD BIOTOOLS INC COM LAB LAB 2,190,973 $1.8m0.80% 0.80% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 2.2m
24 LAIRD SUPERFOOD INC COM STK LSF LSF 361,729 $1.7m0.75% 0.75% AddedShares held: Q3 2025 85.6k, Q4 2025 222.4k, Q1 2026 355.4k, Q2 2026 361.7k +6.3k +6,305 1.8%
25 STRAN & COMPANY INC COMMON STOCK SWAG SWAG 756,482 $1.7m0.74% 0.74% AddedShares held: Q3 2025 101.5k, Q4 2025 300.5k, Q1 2026 497.4k, Q2 2026 756.5k +259.1k +259,068 52.1%
26 FLUENT INC COM NEW FLNT FLNT 409,033 $1.5m0.67% 0.67% AddedShares held: Q3 2025 285.7k, Q4 2025 285.7k, Q1 2026 339.0k, Q2 2026 409.0k +70.0k +70,049 20.7%
27 HEALTH CATALYST INC COM HCAT HCAT 738,277 $1.5m0.65% 0.65% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 738.3k
28 HOLLEY INC COM HLLY HLLY 551,738 $1.4m0.62% 0.62% UnchangedShares held: Q3 2025 551.7k, Q4 2025 551.7k, Q1 2026 551.7k, Q2 2026 551.7k
29 AMREP CORP COM AXR AXR 50,621 $1.3m0.56% 0.56% UnchangedShares held: Q3 2025 50.0k, Q4 2025 50.0k, Q1 2026 50.6k, Q2 2026 50.6k
30 CITIZENS BANCSHARES CORPORATION COM CZBS CZBS 22,700 $1.2m0.54% 0.54% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 22.7k
31 HEALTH IN TECH INC CL A HIT HIT 1,133,369 $1.1m0.51% 0.51% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 806.5k, Q2 2026 1.1m +326.9k +326,908 40.5%
32 MOTORCAR PTS AMER INC COM MPAA MPAA 70,719 $1.1m0.48% 0.48% ReducedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 143.5k, Q2 2026 70.7k -72.8k -72,824 -50.7%
33 MCDERMOTT INTERNATIONAL LTD COMM MCDIF MCDIF 46,530 $1.0m0.45% 0.45% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 46.5k, Q2 2026 46.5k
34 OPTEX SYS HLDGS INC COM NEW OPXS OPXS 62,284 $873.8k0.39% 0.39% ReducedShares held: Q3 2025 15.9k, Q4 2025 0, Q1 2026 64.8k, Q2 2026 62.3k -2.6k -2,555 -3.9%
35 OPTIMIZERX CORP COM NEW OPRX OPRX 141,235 $807.9k0.36% 0.36% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 141.2k
36 KEWAUNEE SCIENTIFIC CORP COM KEQU KEQU 21,447 $761.8k0.34% 0.34% UnchangedShares held: Q3 2025 11.6k, Q4 2025 11.6k, Q1 2026 21.4k, Q2 2026 21.4k
37 NATURAL ALTERNATIVES INTL IN COM NEW NAII NAII 293,447 $701.3k0.31% 0.31% ReducedShares held: Q3 2025 293.7k, Q4 2025 293.7k, Q1 2026 293.7k, Q2 2026 293.4k -262 -262 -0.1%
38 CHAMPIONS ONCOLOGY INC COM NEW CSBR CSBR 111,338 $685.8k0.30% 0.30% UnchangedShares held: Q3 2025 0, Q4 2025 80.3k, Q1 2026 111.3k, Q2 2026 111.3k
39 OPUS GENETICS INC COM IRD IRD 161,205 $662.6k0.29% 0.29% ReducedShares held: Q3 2025 1.2m, Q4 2025 1.7m, Q1 2026 590.6k, Q2 2026 161.2k -429.3k -429,347 -72.7%
40 FITLIFE BRANDS INC COM NEW FTLF FTLF 46,637 $513.5k0.23% 0.23% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 28.6k, Q2 2026 46.6k +18.0k +17,993 62.8%
41 NETSOL TECHNOLOGIES INC COM PAR $.001 NTWK NTWK 109,346 $505.2k0.22% 0.22% UnchangedShares held: Q3 2025 0, Q4 2025 109.3k, Q1 2026 109.3k, Q2 2026 109.3k
42 OPTIMUMBANK HLDGS INC COM OPHC OPHC 78,552 $458.7k0.20% 0.20% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 78.6k
43 FREIGHTOS LTD ORD SHS CRGO CRGO 289,198 $439.6k0.19% 0.19% UnchangedShares held: Q3 2025 169.4k, Q4 2025 242.4k, Q1 2026 289.2k, Q2 2026 289.2k
44 QUEST RESOURCE HLDG CORP COM NEW QRHC QRHC 295,587 $372.4k0.16% 0.16% UnchangedShares held: Q3 2025 304.4k, Q4 2025 295.6k, Q1 2026 295.6k, Q2 2026 295.6k
45 FIRST CAROLINA FINL SVCS INC COMMON STOCK FCBM FCBM 26,733 $353.9k0.16% 0.16% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 26.7k
46 FRACTYL HEALTH INC COM COM 352,745 $280.2k0.12% 0.12% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 352.7k
47 CANTERBURY PK HLDG CORP COM CPHC CPHC 14,589 $229.9k0.10% 0.10% UnchangedShares held: Q3 2025 14.6k, Q4 2025 14.6k, Q1 2026 14.6k, Q2 2026 14.6k
48 HARVARD BIOSCIENCE INC COM HBIO HBIO 33,369 $205.2k0.09% 0.09% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 33.4k
49 CENTURY CASINOS INC COM CNTY CNTY 136,001 $174.1k0.08% 0.08% UnchangedShares held: Q3 2025 136.0k, Q4 2025 136.0k, Q1 2026 136.0k, Q2 2026 136.0k
50 ACORN ENERGY INC COM NEW ACFN ACFN 10,000 $170.3k0.08% 0.08% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 10.0k, Q2 2026 10.0k
51 ISSUER DIRECT CORP COM NEW ACCS ACCS 20,396 $132.6k0.06% 0.06% UnchangedShares held: Q3 2025 20.4k, Q4 2025 20.4k, Q1 2026 20.4k, Q2 2026 20.4k
52 XTANT MED HLDGS INC COM NEW XTNT XTNT 109,466 $46.1k0.02% 0.02% UnchangedShares held: Q3 2025 109.5k, Q4 2025 109.5k, Q1 2026 109.5k, Q2 2026 109.5k

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
MDXHEALTH SA MDXH MDXH 1,203,454 $2.8m1.2m shares
TWIN DISC INC TWIN TWIN 111,216 $1.7m111.2k shares
KVH INDS INC KVHI KVHI 172,095 $1.5m172.1k shares
Private Bancorp of America Inc PBAM PBAM 20,000 $1.4m20.0k shares
BBX CAPITAL INC BBXIA BBXIA 400,801 $1.2m400.8k shares
EKSO BIONICS HLDGS INC 95,331 $1.0m95.3k shares
LIPOCINE INC NEW LPCN LPCN 66,812 $533.8k66.8k shares
LSI INDS INC OHIO LYTS LYTS 20,000 $372.0k20.0k shares
MAXCYTE INC MXCT MXCT 284,024 $199.5k284.0k shares
IDENTIV INC INVE INVE 19,203 $71.1k19.2k shares
BIRCHTECH CORP BCHT BCHT 30,000 $57.0k30.0k shares
SALEM MEDIA GROUP INC 115,705 $47.5k115.7k shares

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

CompanyTickerStakeChange ScheduleLast filed
DLH HLDGS CORP DLHC · 13G · filed 2026-10-27 DLHC 19.9%≈ $15.1m +0.5 pts 13G 2026-10-27
CREATIVE REALITIES INC CREX · 13G · filed 2026-10-28 CREX 8.6% -0.3 pts 13G 2026-10-28
HERITAGE GLOBAL INC HGBL · 13G · filed 2026-04-06 HGBL 6.4%≈ $2.7m +1.1 pts 13G 2026-04-06
LEGACY ED INC LGCY · 13G · filed 2026-10-01 LGCY 6.0%≈ $9.1m new 13G 2026-10-01
EKSO BIONICS HLDGS INC 13G · filed 2026-04-09 5.4% new 13G 2026-04-09

Trades reported as a company insider since 1 Apr 2026

Owning 10% or more of a company, or having someone on its board, makes this manager an insider there: it reports its trades in that company's shares on Form 4 within two business days. Open-market and private purchases and sales only.

DateCompanyTickerTradeShares ValueTheir holding
2026-09-28 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 60 $20860 shares +<1%
2026-09-24 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 58 $22358 shares +<1%
2026-09-23 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 100 $388100 shares +<1%
2026-09-22 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 301 $1.2k301 shares +<1%
2026-09-21 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 174 $696174 shares +<1%
2026-09-18 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 316 $1.2k316 shares +<1%
2026-09-17 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 204 $808204 shares +<1%
2026-09-16 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 1,000 $3.9k1.0k shares +<1%
2026-09-15 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 621 $2.3k621 shares +<1%
2026-09-14 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 730 $2.8k730 shares +<1%
2026-09-11 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 492 $1.9k492 shares +<1%
2026-09-10 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 221 $871221 shares +<1%
2026-09-09 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 1,000 $3.9k1.0k shares +<1%
2026-09-08 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 488 $1.9k488 shares +<1%
2026-09-04 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 870 $3.6k870 shares +<1%
2026-09-01 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 200 $872200 shares +<1%
2026-08-31 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 500 $2.2k500 shares +<1%
2026-08-28 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 500 $2.2k500 shares +<1%
2026-08-27 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 224 $1.0k224 shares +<1%
2026-08-26 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 500 $2.2k500 shares +<1%
2026-08-25 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 209 $949209 shares +<1%
2026-08-24 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 41 $18641 shares +<1%
2026-08-21 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 79 $35979 shares +<1%
2026-08-20 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 70 $31870 shares +<1%
2026-08-19 DLH HLDGS CORP 10% owner · By Mink Brook Partners LP DLHC Bought 493 $2.2k493 shares +<1%