Gunther Kastner Portfolio
Invests via Impact Asset Management GmbH | Managed by Gunther Kastner, Daniel Feix, Magda Ujwary
Invests via Impact Asset Management GmbH
Managed by Gunther Kastner, Daniel Feix, Magda Ujwary
Automatically Tracked
Veteran European private equity and corporate development executive focused on growth-stage technology and industrial carve-outs. Gunther Kastner brings operating and investment experience across buyouts, turnaround situations and strategic M&A, with emphasis on value creation via operational improvements, international expansion and governance upgrades. Known for leading portfolio restructurings and cross-border integrations, works with sponsors and management teams to drive exit preparation and capital markets readiness.
Veteran European private equity and corporate development executive focused on growth-stage technology and industrial carve-outs. Gunther Kastner brings operating and investment experience across buyouts, turnaround situations and strategic M&A, with emphasis on value creation via operational improvements, international expansion and governance upgrades. Known for leading portfolio restructurings and cross-border integrations, works with sponsors and management teams to drive exit preparation and capital markets readiness.
Investment Philosophy & Strategy
Focuses on growth-stage technology and industrial carve-outs, prioritizing control or influential minority stakes to execute operational turnarounds and international scaling. Emphasizes hands-on value creation through governance upgrades, cost and margin improvement, and commercial expansion. Investment horizon is medium-to-long and exit-driven, with active portfolio restructuring to optimize capital markets readiness. Risk discipline centers on rigorous operational due diligence, staged capital deployment and close alignment with management and sponsors to de-risk transitions and maximize exit timing.
Focuses on growth-stage technology and industrial carve-outs, prioritizing control or influential minority stakes to execute operational turnarounds and international scaling. Emphasizes hands-on value creation through governance upgrades, cost and margin improvement, and commercial expansion. Investment horizon is medium-to-long and exit-driven, with active portfolio restructuring to optimize capital markets readiness. Risk discipline centers on rigorous operational due diligence, staged capital deployment and close alignment with management and sponsors to de-risk transitions and maximize exit timing.
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:
0.08%
Gain
Monthly
0%
Yearly
0.05%
Drawdown
35.37%
$361.25M
Equity
Holdings
$361.25M
Investment
$256.48M
$104.99M
Profit -$1.8M
Realized
$219,498.1
Unrealized
$104.77M
Dividends
$4.3M
Goals
Avg. 100% completed goals
Yearly
Gain > 5% 2026
Yearly
Gain < 20% 2026
Today
Compared To Yesterday
Gain
0%
Profit
-$1.8M
Win %
74%
This Week
Compared To Last Week
Gain
-2.17%
Profit
-$8.01M
Win %
74%
This Month
Compared to last month
Gain
-3.18%
Profit
-$11.87M
Win %
74%
This Year
Compared to last year
Gain
11.42%
Profit
$37.02M
Win %
74%
MU Micron Technology, Inc.
+4.02%
+$1.02M 
ORCL Oracle Corporation
+2.58%
+$85,995.9 
NET Cloudflare Inc.
+2.31%
+$18,769.96 
PANW Palo Alto Networks, Inc.
+2.2%
+$218,571.8 
MRVL Marvell Technology, Inc.
+1.59%
+$113,460 
ORLA Orla Mining Ltd.
+1.55%
+$2,970 
SKE Skeena Resources Ltd.
+1.46%
+$9,916 
CMG Chipotle Mexican Grill, Inc.
+1.45%
+$34,130.25 
CRWD CrowdStrike Holdings, Inc.
+1.34%
+$10,696.96 
ABBV AbbVie Inc.
+1.34%
+$107,542 
AGI Alamos Gold Inc.
+1.26%
+$17,075.5 
EQIX Equinix, Inc.
+0.98%
+$32,488.7 
WELL Welltower Inc.
+0.94%
+$85,043.8 
EQX Equinox Gold Corp.
+0.86%
+$2,692.5 
LLY Eli Lilly and Company
+0.74%
+$84,108.2 
GFI Gold Fields Ltd. Sponsored ADR
+0.73%
+$5,217 
HL Hecla Mining Company
+0.58%
+$5,525 
SQ Block, Inc.
+0.57%
+$1,731.48 
IAG Iamgold Corporation
+0.56%
+$4,680 
AMD Advanced Micro Devices, Inc.
+0.47%
+$2,930.46 
PAAS Pan American Silver Corp.
+0.36%
+$6,325.2 
AEM Agnico Eagle Mines Limited
+0.32%
+$4,787.2 
LRCX Lam Research Corporation
+0.28%
+$25,128 
ROKU Roku, Inc.
+0.18%
+$998.58 
FSM Fortuna Mining Corp
+0.16%
+$846.24 
EGO Eldorado Gold Corporation
+0.02%
+$153.5 
TJX The TJX Companies, Inc.
+0.01%
+$964 
NGD New Gold Inc.
0%
$0 
TSMWF Taiwan Semiconductor Manufacturing Company Limited
0%
$0 
SNPS Synopsys, Inc.
-7.9%
-$327,852.5 
BKNG Booking Holdings Inc.
-2.42%
-$120,977.5 
MELI MercadoLibre, Inc.
-2.39%
-$159,912 
MSFT Microsoft Corp.
-2.29%
-$372,349.98 
GOOG Alphabet Inc
-2.27%
-$719,633.7 
CTAS Cintas Corporation
-1.98%
-$68,139.4 
V Visa Inc. Class A
-1.96%
-$226,226 
MCO Moody's Corporation
-1.91%
-$119,139.08 
BNY BlackRock New York Municipal Income Trust
-1.9%
-$160,099.2 
TSLA Tesla, Inc.
-1.87%
-$15,716.9 
PLTR Palantir Technologies Inc.
-1.86%
-$21,249.92 
SHOP Shopify Inc.
-1.79%
-$19,147.52 
MA Mastercard Incorporated
-1.75%
-$204,037 
ICE Intercontinental Exchange, Inc.
-1.67%
-$95,367.6 
IR Ingersoll Rand Inc.
-1.62%
-$46,406.25 
KLAC KLA Corporation
-1.62%
-$150,165 
CDE Coeur Mining, Inc.
-1.55%
-$15,516.72 
SPGI S&P Global Inc.
-1.55%
-$87,523.98 
LOW Lowe's Companies Inc.
-1.54%
-$90,193.05 
DDOG Datadog, Inc. Class A Common Stock
-1.48%
-$8,267.28 
ABNB Airbnb, Inc.
-1.39%
-$5,192.65 
AXP American Express Company
-1.35%
-$78,596 
SE Sea Ltd.
-1.32%
-$5,315.8 
CRM Salesforce Inc
-1.2%
-$22,015.75 
MAG Mag Silver Corp.
-1.17%
-$5,974 
NVDA NVIDIA Corporation
-1.11%
-$104,772.36 
DHR Danaher Corporation
-0.96%
-$41,310.9 
WM Waste Management, Inc.
-0.95%
-$44,440.4 
C Citigroup Inc.
-0.9%
-$96,288 
AAPL Apple Inc.
-0.88%
-$95,332.06 
SNOW Snowflake Inc.
-0.77%
-$6,050.58 
AMZN Amazon.com Inc
-0.75%
-$4,034.48 
CPNG Coupang Inc.
-0.74%
-$1,752.75 
PNC The PNC Financial Services Group, Inc.
-0.62%
-$55,872.6 
ADSK Autodesk, Inc.
-0.61%
-$1,838.76 
KGC Kinross Gold Corporation
-0.42%
-$8,870.03 
ECL Ecolab Inc.
-0.35%
-$19,213.35 
AVGO Broadcom Inc.
-0.25%
-$40,384.5 
NOW ServiceNow, Inc.
-0.23%
-$7,782 
FSLR First Solar, Inc.
-0.22%
-$4,012.95 
ANET Arista Networks, Inc.
-0.21%
-$17,078.4 
PG Procter & Gamble Co
-0.19%
-$1,226.7 
REGN Regeneron Pharmaceuticals, Inc.
-0.19%
-$8,517.67 
WPM Wheaton Precious Metals Corp.
-0.16%
-$1,360 
VRTX Vertex Pharmaceuticals Incorporated
-0.16%
-$9,705.58 
AMP Ameriprise Financial, Inc.
-0.14%
-$6,765 Events
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Dividends
Dividend Analysis
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| Trades 161 | Longs Won 93/161 57% | Profit Factor 6.47 |
| Profitability | Shorts Won 0/0 0% | Standard Deviation $2.61M |
| Average Win $1.34M | Best Trade (Jul 14) $26.04M | Sharpe Ratio -10.79 |
| Average Loss -$282,282.36 | Worst Trade (Jul 15) -$2.61M | Z-Score 4.37 (100%) |
| Commissions $0 | Avg. Trade Length 1y 1m 3d | Expectancy $652,082.42 |
| 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% | 0.07% |
| Consecutive Losing Trades | 1,280 | 1,152 | 1,024 | 896 | 768 | 640 | 512 | 384 | 256 | 128 |
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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