Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

BRIGHTLINE CAPITAL MANAGEMENT, LLC 13F Holdings -- Portfolio & Top Positions (2026-03-31)

BRIGHTLINE CAPITAL MANAGEMENT, LLC (CIK 1432450) reported $338.1M across 9 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: VSAT ($96.2M, 28.44%), CSTM ($45.4M, 13.43%), DAN ($38.7M, 11.44%), AMTM ($36.4M, 10.77%), ECVT ($36.0M, 10.65%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1VSATVIASAT INC$96.2M28.44%2.1MAdded
2CSTMCONSTELLIUM SE$45.4M13.43%1.8MAdded
3DANDANA INC$38.7M11.44%1.1MAdded
4AMTMAMENTUM HOLDINGS INC$36.4M10.77%1.4MAdded
5ECVTECOVYST INC$36.0M10.65%2.8MAdded
6FLRFLUOR CORP NEW$28.0M8.29%601,000Added
7RRXREGAL REXNORD CORPORATION$23.4M6.92%125,000New
8KALUKAISER ALUMINUM CORP$21.1M6.24%175,000Added
9TGBTASEKO MINES LTD$12.9M3.82%2.0MNew
10SOISOLARIS ENERGY INFRAS INC$00.00%0Exited

Source: SEC Form 13F filings · as of 2026-03-31