CIK: 0001792397
Total reported value
$239.2M
Reporting period: 2026-03-31 · Number of holdings: 46
Gunderson Capital Management LLC disclosed 46 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $239.2M and a quarterly turnover rate of 111.3%.
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Gunderson Capital Management LLC's disclosed holdings carry a Herfindahl concentration index of 0.031 — mathematically equivalent to about 32 equally-sized positions, close to its 46 actual disclosed holdings. Value is spread relatively evenly across the portfolio rather than concentrated in a handful of names.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.66), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 43% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Trim MU
-48.0% -$3.6M
Add CCJ
+49.5% $4.5M
Trim AMZN
-85.2% -$3.4M
Add ADI
+92.6% $2.6M
Trim SARK
-47.3% -$1.7M
Add PLTR
+61.8% $2.4M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 5.02% | +0.36% | +4.45% | |
| 2 | NVDA | Nvidia CORP | Stock-Tech | 4.64% | — | +1.65% | |
| 3 | CCJ | Cameco CORP | Stock-Energy | 4.34% | +1.70% | +49.51% | |
| 4 | HAL | Halliburton Co | Stock-Energy | 4.09% | +4.09% | NEW | |
| 5 | PLTR | Palantir Technologies Inc-a | Stock-Tech | 4.02% | +0.76% | +61.83% | |
| 6 | ASML | ASML Holding N.V. | Stock-Tech | 3.98% | +0.65% | +4.28% | |
| 7 | GEV | GE Vernova INC | Stock-Industrials | 3.81% | +0.71% | -0.65% | |
| 8 | AMD | Advanced Micro Devices | Stock-Tech | 3.74% | — | +6.03% | |
| 9 | SNDK | Sandisk CORP | Stock-Tech | 3.67% | +3.67% | NEW | |
| 10 | B | Barrick Mining CORP | Stock-Materials | 3.49% | — | -0.95% | |
| 11 | EWY | Ishares Msci South Korea ETF | ETF-Other | 3.41% | +3.41% | NEW | |
| 12 | DELL | Dell Technologies -c | Stock-Tech | 3.37% | +3.37% | NEW | |
| 13 | PWR | Quanta Services INC | Stock-Industrials | 3.33% | +3.33% | NEW | |
| 14 | AMAT | Applied Materials INC | Stock-Tech | 3.30% | +3.30% | NEW | |
| 15 | LNG | Cheniere Energy INC | Stock-Energy | 3.16% | +3.16% | NEW | |
| 16 | GE | General Electric | Stock-Industrials | 3.12% | — | +6.90% | |
| 17 | ARM | Arm Holdings Plc-adr | Stock-Tech | 2.85% | +2.85% | NEW | |
| 18 | AVGO | Broadcom INC | Stock-Tech | 2.84% | -0.62% | -0.96% | |
| 19 | MU | Micron Technology INC | Stock-Tech | 2.43% | -1.82% | -48.03% | |
| 20 | FTI | TechnipFMC plc | Stock-Energy | 2.34% | +2.34% | NEW | |
| 21 | VST | Vistra CORP | Stock-Utilities | 2.33% | — | -0.64% | |
| 22 | AGX | Argan INC | Stock-Industrials | 2.12% | +2.12% | NEW | |
| 23 | FAZ | Direx Dly Fin Bea 3x Etf-usd | ETF-Other | 2.08% | +2.08% | NEW | |
| 24 | TRGP | Targa Resources CORP | Stock-Energy | 2.03% | +2.03% | NEW | |
| 25 | ADI | Analog Devices INC | Stock-Tech | 1.99% | +1.04% | +92.58% | |
| 26 | PSQ | Proshares Short Qqq | ETF-Other | 1.94% | +1.94% | NEW | |
| 27 | TSEM | Tower Semiconductor Ltd. | Stock-Tech | 1.92% | +1.92% | NEW | |
| 28 | DVN | Devon Energy CORP | Stock-Energy | 1.88% | +1.88% | NEW | |
| 29 | NBIS | Nebius Group NV | Stock-Other | 1.75% | +1.75% | NEW | |
| 30 | STX | Seagate Technology Holdings plc | Stock-Tech | 1.72% | +1.72% | NEW | |
| 31 | SEI | Solaris Energy Infrastructur | Stock-Energy | 1.42% | +1.42% | NEW | |
| 32 | CRWV | Coreweave Inc-cl A | Stock-Tech | 1.42% | +1.42% | NEW | |
| 33 | MP | Mp Materials CORP | Stock-Materials | 1.39% | — | +10.23% | |
| 34 | VG | Venture Global Inc-cl A | Stock-Energy | 1.19% | +1.19% | NEW | |
| 35 | NVO | Novo-nordisk A/s-spons Adr | Stock-Healthcare | 1.06% | +1.06% | NEW | |
| 36 | SARK | Tradr 1x Short Innov Dly-usd | ETF-Other | 0.98% | -0.85% | -47.25% | |
| 37 | AAPL | Apple INC | Stock-Tech | 0.67% | -0.39% | -27.25% | |
| 38 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.23% | — | +22.17% | |
| 39 | AMZN | Amazon.com INC | Stock-Consumer Disc | 0.22% | -1.54% | -85.23% | |
| 40 | SO | Southern Co/the | Stock-Utilities | 0.18% | — | — | |
| 41 | QQQ | Invesco Qqq Trust Series 1 | ETF-Tech | 0.18% | — | +69.84% | |
| 42 | ETN | Eaton Corporation plc | Stock-Industrials | 0.11% | — | +0.96% | |
| 43 | XLK | Ss Technology Select Sector | ETF-Tech | 0.09% | — | — | |
| 44 | EFXT | Enerflex LTD | Stock-Other | 0.08% | — | — | |
| 45 | TTI | Tetra Technologies INC | Stock-Other | 0.04% | — | — | |
| 46 | ✓ | Icecure Medical LTD Caesarea | Stock-Other | — | — | — |
Performance for Q3 2026
+4%
Performance Last 4 Quarters
+26.3%
Based on 74% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 46 | $239.2M | 100 | |
| 2025-12-31 | 40 | $221.9M | 100 | |
| 2025-09-30 | 53 | $271.4M | 84 | |
| 2025-06-30 | 47 | $239.2M | 0 | |
| 2025-03-31 | 29 | $155.4M | 100 | |
| 2024-12-31 | 37 | $203.4M | 0 | |
| 2024-09-30 | 40 | $236.1M | 0 | |
| 2024-06-30 | 39 | $233.0M | 0 | |
| 2024-03-31 | 41 | $215.3M | 0 | |
| 2023-12-31 | 47 | $175.0M | 0 | |
| 2023-09-30 | 49 | $147.0M | 0 | |
| 2023-06-30 | 42 | $151.3M | 0 | |
| 2023-03-31 | 43 | $134.6M | 0 | |
| 2022-12-31 | 26 | $54.8M | 0 | |
| 2022-09-30 | 20 | $71.0M | 0 | |
| 2022-06-30 | 41 | $117.3M | 0 | |
| 2021-03-31 | 43 | $136.1M | 100 | |
| 2020-12-31 | 47 | $152.9M | 70 | |
| 2020-09-30 | 44 | $115.5M | 68 | |
| 2020-06-30 | 51 | $124.3M | 82 | |
| 2020-03-31 | 33 | $72.2M | 100 | |
| 2019-12-31 | 45 | $91.5M | 48 | |
| 2019-09-30 | 55 | $101.0M | 52 | |
| 2019-06-30 | 57 | $114.0M | 44 | |
| 2019-03-31 | 61 | $115.2M | 100 | |
| 2018-12-31 | 12 | $23.0M | 0 |
Gunderson Capital Management LLC's most significant position changes for 2026-03-31: Sold out: Spdr Gold Shares (GLD); Sold out: Alphabet Inc-cl A (GOOGL); New buy: Halliburton Co (HAL); Sold out: Eli Lilly & Co (LLY); New buy: Sandisk CORP (SNDK).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | CCJ | Cameco CORP | +1.7% | +49.51% | Add |
| 2 | ADI | Analog Devices INC | +1% | +92.58% | Add |
| 3 | PLTR | Palantir Technologies Inc-a | +0.8% | +61.83% | Add |
| 4 | GEV | GE Vernova INC | +0.7% | -0.65% | Trim |
| 5 | ASML | ASML Holding N.V. | +0.7% | +4.28% | Add |
| 6 | TSM | Taiwan Semiconductor-sp Adr | +0.4% | +4.45% | Add |
| 7 | AAPL | Apple INC | -0.4% | -27.25% | Trim |
| 8 | AVGO | Broadcom INC | -0.6% | -0.96% | Trim |
| 9 | SARK | Tradr 1x Short Innov Dly-usd | -0.9% | -47.25% | Trim |
| 10 | AMZN | Amazon.com INC | -1.5% | -85.23% | Trim |
| 11 | MU | Micron Technology INC | -1.8% | -48.03% | Trim |
| 12 | GLD | Spdr Gold Shares | — | EXIT | Sold out |
| 13 | GOOGL | Alphabet Inc-cl A | — | EXIT | Sold out |
| 14 | HAL | Halliburton Co | — | NEW | New buy |
| 15 | LLY | Eli Lilly & Co | — | EXIT | Sold out |
| 16 | SNDK | Sandisk CORP | — | NEW | New buy |
| 17 | AEM | Agnico Eagle Mines LTD | — | EXIT | Sold out |
| 18 | EWY | Ishares Msci South Korea ETF | — | NEW | New buy |
| 19 | DELL | Dell Technologies -c | — | NEW | New buy |
| 20 | PWR | Quanta Services INC | — | NEW | New buy |
| 21 | AMAT | Applied Materials INC | — | NEW | New buy |
| 22 | CEG | Constellation Energy | — | EXIT | Sold out |
| 23 | WDC | Western Digital CORP | — | EXIT | Sold out |
| 24 | META | Meta Platforms Inc-class A | — | EXIT | Sold out |
| 25 | LNG | Cheniere Energy INC | — | NEW | New buy |
| 26 | C | Citigroup INC | — | EXIT | Sold out |
| 27 | ARM | Arm Holdings Plc-adr | — | NEW | New buy |
| 28 | TSLA | Tesla INC | — | EXIT | Sold out |
| 29 | FTI | TechnipFMC plc | — | NEW | New buy |
| 30 | RWM | Proshares Short Russell2000 | — | EXIT | Sold out |
| 31 | AGX | Argan INC | — | NEW | New buy |
| 32 | FAZ | Direx Dly Fin Bea 3x Etf-usd | — | NEW | New buy |
| 33 | TRGP | Targa Resources CORP | — | NEW | New buy |
| 34 | IAU | Ishares Gold Trust | — | EXIT | Sold out |
| 35 | PSQ | Proshares Short Qqq | — | NEW | New buy |
| 36 | TSEM | Tower Semiconductor Ltd. | — | NEW | New buy |
| 37 | DVN | Devon Energy CORP | — | NEW | New buy |
| 38 | NBIS | Nebius Group NV | — | NEW | New buy |
| 39 | STX | Seagate Technology Holdings plc | — | NEW | New buy |
| 40 | LRCX | Lam Research CORP | — | EXIT | Sold out |
| 41 | EMBJ | Embraer Sa-spon Adr | — | EXIT | Sold out |
| 42 | MA | Mastercard INC - A | — | EXIT | Sold out |
| 43 | SEI | Solaris Energy Infrastructur | — | NEW | New buy |
| 44 | CRWV | Coreweave Inc-cl A | — | NEW | New buy |
| 45 | SNOW | Snowflake INC | — | EXIT | Sold out |
| 46 | VG | Venture Global Inc-cl A | — | NEW | New buy |
| 47 | NVO | Novo-nordisk A/s-spons Adr | — | NEW | New buy |
| 48 | BEP | Brookfield Renewable Partners L.P. | — | EXIT | Sold out |
| 49 | GOOG | Alphabet Inc-cl C | — | EXIT | Sold out |
| 50 | AFRM | Affirm Holdings INC | — | EXIT | Sold out |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-04-22 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-01-15 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-10-22 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-07-24 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-04-09 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-01-13 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-10-08 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-07-11 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-04-10 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-01-05 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-10-10 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-07-10 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-04-12 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-13 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-10-11 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-07-22 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-04 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-16 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-11-12 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-10 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-12 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-01-31 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-14 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-11-14 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-11-14 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-11-14 | 13F-HR | View on EDGAR |
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