Telemark Asset Management, LLC
Follow13F filer, CIK 1420816, BOSTON, MA
Telemark Asset Management, LLC reported $1,384,075,474 across 57 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-10. Its ten largest share positions make up 42.93% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000898432-26-000612
- Period
- 2026-06-30
- Reported value
- $1.38B
- Holdings
- 57
- Top 10 weight
- 42.93%
- New
- 6
- Sold out
- 2
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| WCNadded | +100,000 | $16.7M |
| ODFLnew | +70,000 | $15.2M |
| MRNAadded | +200,000 | $14M |
| LPTHadded | +640,000 | $10.5M |
| ROGnew | +50,000 | $8.19M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| CAMTexited | -70,000 | -$10.6M |
| GLWreduced | -35,000 | -$8.94M |
| AMATreduced | -10,000 | -$7.23M |
| LRCXreduced | -10,000 | -$4.33M |
| BWXTreduced | -20,000 | -$3.89M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Holdings, Q2 2026
Share positions as resolved from 13F-HR 0000898432-26-000612, largest first. % of portfolio is the value over $1,384,075,474, the sum of the share positions whose value is usable for ratios (method).
| Security | History | Shares | Value | % of portfolio | Change | Latest event | Timeline |
|---|---|---|---|---|---|---|---|
| NVDANVIDIA CORPORATION | 600,000 | $120M | 8.67% | 0 | Timeline | ||
| CCJCAMECO CORP | 900,000 | $91.7M | 6.62% | 0 | Timeline | ||
| NOVTNOVANTA INC | 425,000 | $69M | 4.98% | +50,000 | Timeline | ||
| HEIHEICO CORP NEW | 140,000 | $49.9M | 3.6% | 0 | Timeline | ||
| MRNAMODERNA INC | 700,000 | $49M | 3.54% | +200,000 | Timeline | ||
| TSMTAIWAN SEMICONDUCTOR MANUFAC | 100,000 | $47.8M | 3.45% | 0 | Timeline | ||
| AMZNAMAZON COM INC | 200,000 | $47.7M | 3.44% | 0 | Timeline | ||
| GLWCORNING INC | 165,000 | $42.1M | 3.05% | -35,000 | Timeline | ||
| HALHALLIBURTON CO | 1,200,000 | $40.7M | 2.94% | 0 | Timeline | ||
| TERTERADYNE INC | 75,000 | $36.3M | 2.62% | +5,000 | Timeline | ||
| WCNWASTE CONNECTIONS INC | 200,000 | $33.3M | 2.41% | +100,000 | Timeline | ||
| HEI-AHEICO CORP NEW | 125,000 | $32.2M | 2.33% | 0 | Timeline | ||
| CATCATERPILLAR INC | 30,000 | $31.9M | 2.31% | 0 | Timeline | ||
| DOCNDIGITALOCEAN HLDGS INC | 200,000 | $31.4M | 2.27% | 0 | Timeline | ||
| KOPNKOPIN CORP | 7,000,000 | $31.4M | 2.27% | 0 | Timeline | ||
| CLHCLEAN HARBORS INC | 100,000 | $29.9M | 2.16% | 0 | Timeline | ||
| PLTRPALANTIR TECHNOLOGIES INC | 250,000 | $29.2M | 2.11% | +50,000 | Timeline | ||
| SLBSLB LIMITED | 600,000 | $27.9M | 2.02% | 0 | Timeline | ||
| ADIANALOG DEVICES INC | 70,000 | $27.8M | 2.01% | 0 | Timeline | ||
| AMSCAMERICAN SUPERCONDUCTOR CORP | 600,000 | $24.9M | 1.8% | 0 | Timeline | ||
| TXNTEXAS INSTRS INC | 80,000 | $23.8M | 1.72% | 0 | Timeline | ||
| BKRBAKER HUGHES COMPANY | 400,000 | $22.2M | 1.6% | 0 | Timeline | ||
| AMATAPPLIED MATLS INC | 30,000 | $21.7M | 1.57% | -10,000 | Timeline | ||
| FNVFRANCO NEV CORP | 100,000 | $20.8M | 1.51% | 0 | Timeline | ||
| ALNTALLIENT INC | 200,000 | $20.6M | 1.49% | +50,000 | Timeline | ||
| ASMLASML HLDG NV | 10,000 | $19.9M | 1.44% | 0 | Timeline | ||
| ALMALMONTY INDS INC | 1,200,000 | $19.9M | 1.44% | 0 | Timeline | ||
| ANDGANDERSEN GROUP INC | 500,000 | $18.9M | 1.36% | 0 | Timeline | ||
| MODMODINE MFG CO | 70,000 | $18.7M | 1.35% | -10,000 | Timeline | ||
| GOOGLALPHABET INC | 50,000 | $17.9M | 1.29% | 0 | Timeline | ||
| GRMNGARMIN LTD | 75,000 | $17.8M | 1.29% | +25,000 | Timeline | ||
| LRCXLAM RESEARCH CORP | 40,000 | $17.3M | 1.25% | -10,000 | Timeline | ||
| METAMETA PLATFORMS INC | 30,000 | $16.9M | 1.22% | 0 | Timeline | ||
| LPTHLIGHTPATH TECHNOLOGIES INC | 1,025,000 | $16.8M | 1.21% | +640,000 | Timeline | ||
| BWXTBWX TECHNOLOGIES INC | 80,000 | $15.6M | 1.13% | -20,000 | Timeline | ||
| ODFLOLD DOMINION FREIGHT LINE IN | 70,000 | $15.2M | 1.1% | new | Timeline | ||
| BVBRIGHTVIEW HLDGS INC | 850,000 | $12M | 0.87% | 0 | Timeline | ||
| QBTSD-WAVE QUANTUM INC | 500,000 | $12M | 0.87% | 0 | Timeline | ||
| NXTNEXTPOWER INC | 100,000 | $11.9M | 0.86% | 0 | Timeline | ||
| AXONAXON ENTERPRISE INC | 20,000 | $11.2M | 0.81% | 0 | Timeline | ||
| BDSXBIODESIX INC | 489,824 | $11M | 0.8% | 0 | Timeline | ||
| KAROKAROOOOO LTD | 215,150 | $10.6M | 0.77% | 0 | Timeline | ||
| TWLOTWILIO INC | 50,000 | $10.3M | 0.75% | 0 | Timeline | ||
| APPAPPLOVIN CORP | 20,000 | $10.3M | 0.74% | 0 | Timeline | ||
| SHOPSHOPIFY INC | 90,000 | $10.3M | 0.74% | 0 | Timeline | ||
| TRMBTRIMBLE INC | 200,000 | $10.2M | 0.74% | 0 | Timeline | ||
| HLMNHILLMAN SOLUTIONS CORP | 1,100,000 | $9.28M | 0.67% | +150,000 | Timeline | ||
| ORAORMAT TECHNOLOGIES INC | 80,000 | $8.71M | 0.63% | 0 | Timeline | ||
| CDXSCODEXIS INC | 3,846,411 | $8.69M | 0.63% | 0 | Timeline | ||
| ROGROGERS CORP | 50,000 | $8.19M | 0.59% | new | Timeline | ||
| FLEXFLEX LTD | 50,000 | $8.1M | 0.59% | new | Timeline | ||
| KNXKNIGHT-SWIFT TRANSN HLDGS IN | 100,000 | $7.79M | 0.56% | new | Timeline | ||
| ASPNASPEN AEROGELS INC | 1,000,000 | $6.34M | 0.46% | 0 | Timeline | ||
| OVVOVINTIV INC | 100,000 | $5.26M | 0.38% | 0 | Timeline | ||
| NXENEXGEN ENERGY LTD | 500,000 | $4.7M | 0.34% | 0 | Timeline | ||
| PTENPATTERSON-UTI ENERGY INC | 500,000 | $4.59M | 0.33% | new | Timeline | ||
| HLIOHELIOS TECHNOLOGIES INC | 50,000 | $4.46M | 0.32% | new | Timeline |
Sold out in Q2 2026
Positions in the previous quarter's report that this quarter's report no longer lists.
How Q2 2026 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0000898432-26-000612 | base | 2026-08-10 | acceptance time not in the bulk data set |
Filings
Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.
| Filing | Subject | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0000898432-26-000612 | Quarter ended 2026-06-30 | 2026-08-10 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-26-000352 | Quarter ended 2026-03-31 | 2026-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-26-000088 | Quarter ended 2025-12-31 | 2026-02-11 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-25-000879 | Quarter ended 2025-09-30 | 2025-11-10 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-25-000586 | Quarter ended 2025-06-30 | 2025-08-12 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-25-000335 | Quarter ended 2025-03-31 | 2025-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-25-000102 | Quarter ended 2024-12-31 | 2025-02-10 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-24-000893 | Quarter ended 2024-09-30 | 2024-11-12 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-24-000685 | Quarter ended 2024-06-30 | 2024-08-09 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-24-000393 | Quarter ended 2024-03-31 | 2024-05-10 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-24-000121 | Quarter ended 2023-12-31 | 2024-02-12 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-23-000771 | Quarter ended 2023-09-30 | 2023-11-09 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-23-000583 | Quarter ended 2023-06-30 | 2023-08-10 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-23-000285 | Quarter ended 2023-03-31 | 2023-05-11 | acceptance time not in the bulk data set | |
| 13F-HR 0000898432-23-000073 | Quarter ended 2022-12-31 | 2023-02-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-22-019412 | Quarter ended 2022-09-30 | 2022-11-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-22-015506 | Quarter ended 2022-06-30 | 2022-08-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-22-009999 | Quarter ended 2022-03-31 | 2022-05-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-22-003161 | Quarter ended 2021-12-31 | 2022-02-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-21-019838 | Quarter ended 2021-09-30 | 2021-11-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-21-014848 | Quarter ended 2021-06-30 | 2021-08-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-21-009661 | Quarter ended 2021-03-31 | 2021-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-21-002955 | Quarter ended 2020-12-31 | 2021-02-11 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-20-019128 | Quarter ended 2020-09-30 | 2020-11-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-20-014835 | Quarter ended 2020-06-30 | 2020-08-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-20-009567 | Quarter ended 2020-03-31 | 2020-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-20-002868 | Quarter ended 2019-12-31 | 2020-02-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-19-021359 | Quarter ended 2019-09-30 | 2019-11-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-19-016677 | Quarter ended 2019-06-30 | 2019-08-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-19-010515 | Quarter ended 2019-03-31 | 2019-05-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-19-003789 | Quarter ended 2018-12-31 | 2019-02-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-18-005660 | Quarter ended 2018-09-30 | 2018-11-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001567619-18-000576 | Quarter ended 2018-06-30 | 2018-08-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-18-023151 | Quarter ended 2018-03-31 | 2018-05-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-18-007088 | Quarter ended 2017-12-31 | 2018-02-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-17-041944 | Quarter ended 2017-09-30 | 2017-11-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-17-031499 | Quarter ended 2017-06-30 | 2017-08-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-17-019985 | Quarter ended 2017-03-31 | 2017-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-17-005980 | Quarter ended 2016-12-31 | 2017-02-13 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-16-086016 | Quarter ended 2016-09-30 | 2016-11-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-16-076009 | Quarter ended 2016-06-30 | 2016-08-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-16-064700 | Quarter ended 2016-03-31 | 2016-05-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-16-051250 | Quarter ended 2015-12-31 | 2016-02-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-15-039169 | Quarter ended 2015-09-30 | 2015-11-02 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-15-030667 | Quarter ended 2015-06-30 | 2015-08-10 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-15-019540 | Quarter ended 2015-03-31 | 2015-05-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-15-005872 | Quarter ended 2014-12-31 | 2015-02-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-14-042018 | Quarter ended 2014-09-30 | 2014-11-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-14-032552 | Quarter ended 2014-06-30 | 2014-08-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-14-020625 | Quarter ended 2014-03-31 | 2014-05-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-14-007170 | Quarter ended 2013-12-31 | 2014-02-14 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-13-041724 | Quarter ended 2013-09-30 | 2013-11-12 | acceptance time not in the bulk data set | |
| 13F-HR 0001140361-13-030993 | Quarter ended 2013-06-30 | 2013-08-08 | acceptance time not in the bulk data set |