Form 13-F position report

FIRSTENERGY CORP

Reported by LOOMIS SAYLES & CO L P

FE 4 05/01/26 CUSIP 337932AR8 Manager CIK 0000312348

Reported 5,365 shares, down 512,137 (99.0%) from the prior quarter.

Reported value -98.9%; share count -99.0% vs. the prior quarter.

Reduced
% of reported 13F value < 0.01% This manager · Q1 2025
Shares 5,365 Quarter-end amount reported
Reported value $217,000 Fair value at quarter end
Consecutive quarters held 3 Through Q1 2025

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2024-09-30 6891000
2024-12-31 20586000
2025-03-31 217000
2025-06-30 215995
2025-09-30 246455
2025-12-31 0

Quarterly position history

How this manager's reported quarter-end position changed over time.

6 quarters
Quarterly reported position history for FIRSTENERGY CORP held by LOOMIS SAYLES & CO L P.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q4 2025 Reduced 0 -5,379 (-100.0%) 0 $0 2026-02-12
Q3 2025 Added 5,379 +14 (0.3%) < 0.01% $246,455 2025-11-13
Q2 2025 Unchanged 5,365 0 (0.0%) < 0.01% $215,995 2025-08-13
Q1 2025 Reduced 5,365 -512,137 (-99.0%) < 0.01% $217,000 2025-05-14
Q4 2024 Added 517,502 +362,121 (233.1%) 0.03% $20,586,000 2025-02-12
Q3 2024 New 155,381 +155,381 (0.0%) < 0.01% $6,891,000 2024-11-13

Who else reported the position

69 managers reported FIRSTENERGY CORP for Q1 2025.

Managers reporting FIRSTENERGY CORP in Q1 2025.
Manager Activity Shares Change % of reported 13F Reported value Tenure
Hudson Bay Capital Management LP Added 311,387,000 +9,000,000 0.97% $315,640,513 4 qtrs
HIGHBRIDGE CAPITAL MANAGEMENT LLC Reduced 90,000,000 -8,000,000 3.69% $91,245,600 4 qtrs
Sculptor Capital LP Added 82,500,000 +8,000,000 1.6% $83,603,438 4 qtrs
BlackRock Inc Added 76,881,000 +5,660,000 < 0.01% $77,880,453 3 qtrs
TWO SIGMA INVESTMENTS LP Added 71,045,000 +41,818,000 0.15% $71,968,585 4 qtrs
Invesco Ltd Reduced 63,844,000 -8,458,000 0.01% $64,673,972 4 qtrs
Aequim Alternative Investments LP Unchanged 62,500,000 0 2.51% $63,390,625 4 qtrs
BANK OF MONTREAL Added 59,839,000 +4,380,000 0.03% $60,667,172 4 qtrs
Magnetar Financial LLC Added 56,650,000 +10,050,000 0.75% $57,361,748 4 qtrs
NOMURA HOLDINGS INC Added 1,382,811 +242,006 0.1% $55,893,216 3 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
March 31, 2025
Filed
May 14, 2025
Filing type
13F-HR
Position type
CV BND

Voting authority reported

Sole
0
Shared
0
None
5,365

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.