BRIGHTLINE CAPITAL MANAGEMENT, LLC

All Holdings — 2025 Q4

AI Portfolio Summary
In 2025 Q4, BRIGHTLINE CAPITAL MANAGEMENT, LLC maintained a portfolio of 12 distinct positions. The most significant new addition to the portfolio was ECOVYST INC, which now represents 8.06% of the total fund value. They heavily accumulated shares in VIASAT INC, increasing their position by 2.8%. Conversely, BRIGHTLINE CAPITAL MANAGEMENT, LLC completely exited their position in EOS ENERGY ENTERPRIS.
PCA Score Concentration Risk
Risk ENB
Total Positions
12
Quarter
2025 Q4
Top Holding
VSAT (29.2%)
Top 10 Concentration
100.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-12 of 12
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
VSAT
VIASAT INC
Technology 29.17% 24.45% #1
Prev: #1
6.5 58,000 2.8%
P
S
2,094,000 $72,159,240 2019 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
AMTM
AMENTUM HOLDING...
Industrials 16.32% 11.78% #2 1
Prev: #3
7.5 192,000 16.0%
P
S
1,392,000 $40,368,000 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CSTM
CONSTELLIUM SE
Basic Materials 14.04% 9.91% #3 1
Prev: #4
7.0 217,000 13.4%
P
S
1,842,000 $34,721,700 2023 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
DAN
DANA INC
Consumer Cyclical 11.01% 8.87% #4 2
Prev: #6
6.5 66,000 6.1%
P
S
1,146,000 $27,228,960 2019 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
FLR
FLUOR CORP NEW
Industrials 8.96% 9.38% #5
Prev: #5
4.6 15,000 2.8%
P
S
559,000 $22,153,170 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ECVT
ECOVYST INC
Basic Materials 8.06% #6
Prev: #—
6.7 2,050,000 no change
NEW
2,050,000 $19,946,500 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
KALU
KAISER ALUMINUM...
Basic Materials 7.80% #7
Prev: #—
6.6 168,000 no change
NEW
168,000 $19,296,480 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
SEI
SOLARIS ENERGY ...
Energy 4.65% 16.43% #8 6
Prev: #2
1.9 -753,000 -75.1%
P
S
250,000 $11,492,500 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
EOSE
EOS ENERGY ENTE...
Industrials 0.00% 8.19%
Sold All 😨
(Was: #7)
0.0 -1,754,000 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NVRI
ENVIRI CORP
Industrials 0.00% 7.28%
Sold All 😨
(Was: #8)
0.0 -1,400,000 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
MAGN
MAGNERA CORP
Consumer Defensive 0.00% 2.69%
Sold All 😨
(Was: #9)
0.0 -560,000 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
TSE
TRINSEO PLC
Basic Materials 0.00% 1.02%
Sold All 😨
(Was: #10)
0.0 -1,060,000 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-12 of 12 holdings

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