WM
William Mueller Portfolio
Invests via Mink Brook Asset Management LLC | Managed by William Mueller
Invests via Mink Brook Asset Management LLC
Managed by William Mueller
Automatically Tracked
Operator-turned-investor focused on scaling growth-stage technology and healthcare companies, with hands-on operating and board experience across product, GTM and finance. William Mueller combines operating leadership with deal execution skills in growth equity, strategic M&A and capital raises, advising management teams on unit economics, go-to-market expansion and governance. Relevant to investors seeking operational value-add and exit-oriented growth strategies.
Operator-turned-investor focused on scaling growth-stage technology and healthcare companies, with hands-on operating and board experience across product, GTM and finance. William Mueller combines operating leadership with deal execution skills in growth equity, strategic M&A and capital raises, advising management teams on unit economics, go-to-market expansion and governance. Relevant to investors seeking operational value-add and exit-oriented growth strategies.
Investment Philosophy & Strategy
Operator-turned-investor focused on scaling growth-stage technology and healthcare companies, with hands-on operating and board experience across product, GTM and finance. William Mueller combines operating leadership with deal execution skills in growth equity, strategic M&A and capital raises, advising management teams on unit economics, go-to-market expansion and governance. Relevant to investors seeking operational value-add and exit-oriented growth strategies.
Operator-turned-investor focused on scaling growth-stage technology and healthcare companies, with hands-on operating and board experience across product, GTM and finance. William Mueller combines operating leadership with deal execution skills in growth equity, strategic M&A and capital raises, advising management teams on unit economics, go-to-market expansion and governance. Relevant to investors seeking operational value-add and exit-oriented growth strategies.
Disclaimer: This Portfolio is derived from and computed based on publicly available data from SEC filings.
Gain and growth charts are calculated per selected timeframe:
10.99%
Gain
Monthly
0.56%
Yearly
6.99%
Drawdown
30.68%
$208.87M
Equity
Holdings
$208.87M
Investment
$172.48M
$48.11M
Profit +$299,001.08
Realized
$11.72M
Unrealized
$36.39M
Dividends
$2.31M
Goals
Avg. 100% completed goals
Yearly
Gain > 5% 2026
Yearly
Gain < 20% 2026
Today
Compared To Yesterday
Gain
0%
Profit
$299,001.08
Win %
63%
This Week
Compared To Last Week
Gain
-4.47%
Profit
-$9.77M
Win %
63%
This Month
Compared to last month
Gain
-3.8%
Profit
-$8.26M
Win %
63%
This Year
Compared to last year
Gain
16.57%
Profit
$29.69M
Win %
66%
STRR Star Equity Holdings Inc.
+3.5%
+$123,294.21 
BSVN Bank7 Corp
+2.71%
+$647,544.2 
KVHI KVH Industries Inc.
+2.16%
+$32,698.05 
ACR Acres Commercial Realty Corp.
+2.03%
+$33,274.8 
BUKS Butler National Corporation
+1.67%
+$108,405.28 
IRD Opus Genetics Inc.
+1.52%
+$29,527.6 
KEQU Kewaunee Scientific Corporation
+1.42%
+$11,474.15 
AII American Integrity Insurance Group, Inc.
+1.18%
+$185,336.36 
FLNT Fluent Inc.
+1.1%
+$13,559.36 
SWAG Stran & Co., Inc.
+0.98%
+$9,948.28 
HIT Health In Tech Inc.
+0.94%
+$8,064.61 
RRGB Red Robin Gourmet Burgers, Inc.
+0.85%
+$23,803.14 
ACNT Ascent Industries Co.
+0.73%
+$97,544.59 
HLLY Holley Inc.
+0.54%
+$8,276.07 
XTNT Xtant Medical Holdings Inc.
+0.41%
+$197.04 
AXR Amrep Corp.
+0.35%
+$4,555.89 
CHCI Comstock Holding Companies, Inc.
+0.31%
+$5,983.4 
ACU Acme United Corporation
+0.25%
+$45,677.16 
CPHC Canterbury Park Holding Corporation
+0.25%
+$583.56 
MPAA Motorcar Parts of America, Inc.
+0.24%
+$4,880.46 
NTWK Netsol Technologies Inc.
+0.23%
+$1,093.46 
HGBL Heritage Global Inc.
+0.08%
+$2,238.26 
BBXIA BBX Capital Inc.
0%
$0 
CNTY Century Casinos Inc.
0%
$0 
RMNI Rimini Street Inc.
0%
$0 
SALM Salem Media Group Inc.
0%
$0 
MCDIF McDermott International Ltd.
-61.54%
-$446,688 
EKSO Ekso Bionics Holdings, Inc.
-9.86%
-$165,875.94 
CRGO Freightos Ltd.
-8.09%
-$31,811.78 
MXCT MaxCyte, Inc.
-4.82%
-$18,461.56 
QRHC Quest Resource Holding Corporation
-4.51%
-$17,735.22 
XGN Exagen Inc.
-2.59%
-$40,592.97 
FRD Friedman Industries, Incorporated
-1.53%
-$87,346.98 
LSF Laird Superfood Inc.
-1.3%
-$21,325.44 
ELA Envela Corporation
-1.24%
-$332,033.78 
CURN Currency Exchange International Corp.
-1.24%
-$159,437.46 
FTLF FitLife Brands, Inc.
-1.17%
-$3,723.72 
ACCS Access Newswire Inc.
-1.15%
-$1,631.68 
LGCY Legacy Education Inc.
-1.04%
-$31,598 
ACFN Acorn Energy Inc.
-0.96%
-$1,900 
INVE Identiv Inc.
-0.88%
-$480.07 
CSBR Champions Oncology, Inc.
-0.69%
-$4,453.52 
PBAM Private Bancorp of America, Inc.
-0.68%
-$10,800 
RGS Regis Corporation
-0.6%
-$18,160.74 
CREX Creative Realities Inc.
-0.59%
-$15,267.58 
DLHC DLH Holdings Corp.
-0.54%
-$80,325.51 
TWIN Twin Disc Inc.
-0.45%
-$11,121.6 
NAII Natural Alternatives International Inc.
-0.44%
-$2,937.09 
LYTS Lsi Industries Inc.
-0.39%
-$1,886 
BCHT Birchtech Corp.
-0.29%
-$150 
LPCN Lipocine Inc.
-0.27%
-$414.23 
MDXH MdxHealth SA
-0.16%
-$842.42 
OPXS Optex Systems Holdings Inc.
-0.08%
-$648.39 
ALOT Astronova Inc.
-0.02%
-$1,904.83 Events
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Dividends
Dividend Analysis
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| Trades 195 | Longs Won 119/195 61% | Profit Factor 3.9 |
| Profitability | Shorts Won 0/0 0% | Standard Deviation $1.35M |
| Average Win $543,683.27 | Best Trade (Jul 10) $17.36M | Sharpe Ratio -9.81 |
| Average Loss -$218,242.72 | Worst Trade (Jul 10) -$3.91M | Z-Score 1.62 (89.51%) |
| Commissions $0 | Avg. Trade Length 8m 2w 4d | Expectancy $246,727.5 |
| Loss Size | 100% | 90% | 80% | 70% | 60% | 50% | 40% | 30% | 20% | 10% |
| Probability of Loss | <0.01% | <0.01% | <0.01% | <0.01% | <0.01% | <0.01% | <0.01% | <0.01% | <0.01% | 0.25% |
| Consecutive Losing Trades | 957 | 861 | 766 | 670 | 574 | 478 | 383 | 287 | 191 | 96 |
Hover over the desired column for a detailed explanation.
Returns
Overall, MonthlyNo Data
Option values are updated at end of day.
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Option values are updated at end of day.
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