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MILLENNIUM MANAGEMENT LLC

Position in ECVT — Ecovyst Inc.

CIK 1273087 NEW YORK, NY

Position in ECVT

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$1,661,782
-$10,002,646 QoQ
Shares Held
129,221
-90.9% QoQ
Ownership
0.118%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2021
16 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ECVT Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $1,228,749,974 across 46 Specialty Chemicals names. ECVT ranks #35 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ECVT

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16 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,661,782 129,221
2025-06-30 $11,664,428 1,417,306
2025-03-31 $3,261,280 526,013
2024-12-31 $2,163,693 283,206
2024-06-30 $495,915 55,286
2024-03-31 $5,551,161 497,862
2023-12-31 $5,008,092 512,599
2023-09-30 $552,565 56,155
2023-06-30 $7,044,553 614,708
2023-03-31 $9,175,599 830,371
2022-12-31 $15,110,481 1,705,472
2022-09-30 $12,322,450 1,460,006
2022-06-30 $9,422,716 956,621
2022-03-31 $17,958,818 1,553,531
2021-12-31 $13,098,332 1,279,134
2021-09-30 $2,639,567 226,378