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LOOMIS SAYLES & CO L P

Position in ECVT — Ecovyst Inc.

CIK 312348 BOSTON, MA

Position in ECVT

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$12,621,286
-$3,133,898 QoQ
Shares Held
1,013,758
-17.3% QoQ
Ownership
0.926%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#23
of 208 holders
Holding Since
Mar 2023
14 quarters on record
Voting authority Sole 93% Shared 0% None 7%

Common Shares in ECVT Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Jun 30, 2026

LOOMIS SAYLES & CO L P holds $218,899,632 across 10 Specialty Chemicals names. ECVT ranks #6 (5.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 ECVT
Ecovyst Inc.
This page
1,013,758 $12,621,286

All Filings in ECVT

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14 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,621,286 1,013,758
2026-03-31 $15,755,184 1,225,131
2025-12-31 $12,342,018 1,268,450
2025-09-30 $11,035,575 1,259,769
2025-06-30 $8,641,253 1,049,970
2025-03-31 $6,360,958 1,025,961
2024-12-31 $7,850,909 1,027,606
2024-09-30 $7,039,101 1,027,606
2024-06-30 $9,582,659 1,068,301
2024-03-31 $11,876,857 1,065,189
2023-12-31 $10,411,869 1,065,698
2023-09-30 $11,821,224 1,201,344
2023-06-30 $14,053,799 1,226,335
2023-03-31 $9,143,344 827,452