Bornite Capital Management LP holds a focused book of 17 stocks worth $594.8M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened STEEL DYNAMICS INC and trimmed CARPENTER TECHNOLOGY CORP. Their largest long position is TAIWAN SEMICONDUCTOR MANUFAC at 12% of the equity book.
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Use Arkolith to show Bornite Capital Management LP's latest holdings, largest changes, and filing provenance.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
11% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Taiwan Semiconductor Manufac SPONSORED ADS | $69.8M | 206.6K | 11.7% | —Held | |
| 2 | Talen Energy Corp COM | $66.7M | 208.8K | 11.2% | ▲+1.4% Added · +3K sh | |
| 3 | Steel Dynamics Inc COM | $63.0M | 350.0K | 10.6% | ▲New New position | |
| 4 | Centuri Holdings Inc COM SHS | $61.6M | 2.11M | 10.4% | ▲New New position | |
| 5 | Carpenter Technology Corp COM | $52.5M | 133.2K | 8.8% | ▼−36% Reduced · −75K sh | |
| 6 | Antero Resources Corp COM | $44.1M | 1.04M | 7.4% | ▲New New position | |
| 7 | Skeena Res Ltd New COM | $39.1M | 1.31M | 6.6% | ▲+151% Added · +790K sh | |
| 8 | Dycom Inds Inc COM | $35.6M | 105.2K | 6.0% | ▲Added Added · +105K sh | |
| 9 | Meta Platforms Inc CL A | $34.3M | 60.0K | 5.8% | ▲Added Added · +60K sh | |
| 10 | Quanta Svcs Inc COM | $32.9M | 60.0K | 5.5% | ▼−61% Reduced · −96K sh | |
| 11 | Century Alum Co COM | $31.8M | 542.0K | 5.3% | ▲+117% Added · +292K sh | |
| 12 | Freeport McMoran Inc CL B | $23.5M | 400.0K | 4.0% | ▼−20% Reduced · −100K sh | |
| 13 | Cheniere Energy Inc COM NEW | $16.7M | 58.9K | 2.8% | ▼−84% Reduced · −300K sh | |
| 14 | Dakota Gold Corp COM | $10.1M | 2.00M | 1.7% | ▲New New position | |
| 15 | Spotify Technology S A SHS | $9.7M | 20.0K | 1.6% | —Held | |
| 16 | Ge Aerospace COM NEW | $1.8M | 6.4K | 0.3% | ▼−97% Reduced · −200K sh | |
| 17 | Northern Dynasty Minerals LT COM NEW | $1.4M | 1.00M | 0.2% | ▼−81% Reduced · −4.4M sh |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 17 | $594.8M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 13, 2026 | 28 | $1.0B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 7, 2025 | 35 | $1.1B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 7, 2025 | 36 | $998.8M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 12, 2025 | 28 | $388.3M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 12, 2025 | 35 | $743.6M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 13, 2024 | 36 | $565.8M | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 14, 2024 | 39 | $607.3M | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 15, 2024 | 37 | $596.7M | 13F-HR/A |
| Q4 2023 | Dec 31, 2023 | Feb 14, 2024 | 19 | $427.4M | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 13, 2023 | 45 | $331.5M | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 14, 2023 | 55 | $517.4M | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 15, 2023 | 54 | $294.9M | 13F-HR |
| Q4 2022 | Dec 31, 2022 | Feb 13, 2023 | 36 | $383.8M | 13F-HR |
| Q3 2022 | Sep 30, 2022 | Nov 14, 2022 | 21 | $353.2M | 13F-HR |
| Q2 2022 | Jun 30, 2022 | Jul 26, 2022 | 16 | $304.7M | 13F-HR/A |
| Q1 2022 | Mar 31, 2022 | May 17, 2022 | 21 | $327.8M | 13F-HR/A |
| Q4 2021 | Dec 31, 2021 | Feb 16, 2022 | 19 | $289.1M | 13F-HR |
| Q3 2021 | Sep 30, 2021 | Nov 10, 2021 | 17 | $187.0M | 13F-HR |
| Q2 2021 | Jun 30, 2021 | Aug 17, 2021 | 28 | $223.7M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.