Managers / Q4 2024 · view latest →
BRIGHTLINE CAPITAL MANAGEMENT, LLC
CIK 0001432450 · 2 S. BISCAYNE BOULEVARD, SUITE 2580, MIAMI, FL, 33131 · 305-423-0834
Summary
Brightline Capital Management, LLC reported $146M in U.S.-listed holdings across 13 positions for Q4 2024.
The portfolio is heavily concentrated: SEI alone accounts for 22.0% of reported value.
Compared with Q3 2024, the fund opened 4 new positions and exited 11.
Portfolio Metrics
Methodology: turnover is min(value bought, value sold) ÷ average reported value across the two quarters — value-based, so market moves inflate it slightly versus a share-based measure. Concentration and largest position are shares of the filing’s total reported value, options excluded. New/exited counts compare against the prior filed quarter. All figures derive solely from the fund’s 13F filings.
Reported Value by Quarter
Portfolio Composition
- Common Stock · 81.6% · $119M
- ADR · 10.1% · $15M
- Other · 8.3% · $12M
Quarter-over-Quarter Changes full breakdown →
vs Q3 2024 (amended baseline)
| Issuer | Move | Share Δ | Shares now | Value Δ | Value now |
|---|---|---|---|---|---|
| TRINSEO PLC | NEW | +945.0K | 945.0K | +$5M | $5M |
| MAGNMAGNERA CORP | NEW | +153.0K | 153.0K | +$3M | $3M |
| BWBABCOCK & WILCOX ENTERPRISES | NEW | +1.51M | 1.51M | +$2M | $2M |
| HYHYSTER-YALE INC | NEW | +30.0K | 30.0K | +$2M | $2M |
| MBCMASTERBRAND INC | SOLD OUT | −1.00M | 0 | −$19M | $0 |
| HOVHOVNANIAN ENTERPRISES INC | SOLD OUT | −81.0K | 0 | −$17M | $0 |
| TOLTOLL BROTHERS INC | SOLD OUT | −103.0K | 0 | −$16M | $0 |
| PATKPATRICK INDS INC | SOLD OUT | −104.0K | 0 | −$15M | $0 |
Value changes conflate price moves with buying and selling — share changes are the real signal. Share counts are not split-adjusted.
Holdings — Q4 2024
| # | Issuer | Class | % Portfolio | Value ↓ | Shares |
|---|---|---|---|---|---|
| 1 | SEISOLARIS ENERGY INFRAS INChistory → | COM CL A | 21.99% | $32M | 1.11M |
| 2 | FLRFLUOR CORP NEWhistory → | COM | 17.69% | $26M | 523.0K |
| 3 | 1RGREV GROUP INChistory → | COM | 14.34% | $21M | 656.0K |
| 4 | CDLRCADELER A Shistory → | SPON ADR | 10.09% | $15M | 659.0K |
| 5 | TPCTUTOR PERINI CORPhistory → | COM | 9.35% | $14M | 563.0K |
| 6 | HA7ENVIRI CORPhistory → | COM | 5.84% | $9M | 1.10M |
| 7 | EOSEEOS ENERGY ENTERPRISES INChistory → | COM CL A | 5.53% | $8M | 1.66M |
| 8 | CONSTELLIUM SE | CL A SHS | 5.01% | $7M | 711.0K |
| 9 | TRINSEO PLC | SHS | 3.31% | $5M | 945.0K |
| 10 | GX6TPI COMPOSITES INChistory → | COM | 2.20% | $3M | 1.70M |
| 11 | MAGNMAGNERA CORPhistory → | COM SHS | 1.91% | $3M | 153.0K |
| 12 | BWBABCOCK & WILCOX ENTERPRISEShistory → | COM | 1.70% | $2M | 1.51M |
| 13 | HYHYSTER-YALE INChistory → | CL A | 1.05% | $2M | 30.0K |
Filing History
| Quarter | Reported Value | Positions | Filed | Type | Links |
|---|---|---|---|---|---|
| Q1 2026 | $338M | 9 | May 15, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q4 2025 | $247M | 8 | Feb 13, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q3 2025 | $244M | 10 | Nov 13, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q2 2025 | $232M | 15 | Aug 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q1 2025 | $115M | 12 | May 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q4 2024 | $146M | 13 | Feb 13, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q3 2024 | $237M | 20 | Nov 13, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q2 2024 | $201M | 19 | Aug 13, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q1 2024 | $166M | 15 | May 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q4 2023 | $92M | 10 | Feb 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q3 2023 | $24M | 4 | Oct 31, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q2 2023 | $9M | 1 | Aug 11, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q1 2023 | $0 | 1 | May 5, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q4 2022 | $45M | 5 | Feb 3, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q3 2022 | $50M | 5 | Nov 9, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q2 2022 | $43M | 4 | Aug 3, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q1 2022 | $143M | 9 | May 12, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q4 2021 | $163M | 13 | Feb 7, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q3 2021 | $140M | 12 | Nov 8, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q2 2021 | $149M | 11 | Aug 9, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q1 2021 | $148M | 13 | May 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q4 2020 | $132M | 15 | Feb 9, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q3 2020 | Under review | 11 | Nov 10, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q2 2020 | $26.4B | 6 | Aug 4, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q1 2020 | $0 | 1 | May 5, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q4 2019 | Under review | 10 | Feb 6, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q3 2019 | Under review | 13 | Nov 12, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q2 2019 | $95M | 11 | Aug 12, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q1 2019 | $63M | 11 | May 9, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q4 2018 | $18M | 2 | Feb 8, 2019 | 13F-HR | changes · EDGAR ↗ |
13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.