Position in ARQ
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$297,029
-$888,467 QoQ
Shares Held
116,028
-68.0% QoQ
Ownership
0.270%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#22
of 95 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 50.96528424173476.ToString("F0")%
Shared 0.ToString("F0")%
None 49.03471575826524.ToString("F0")%
Common Shares in ARQ Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Mar 31, 2026MORGAN STANLEY holds $432,266,165 across 13 Pollution & Treatment Controls names. ARQ ranks #7 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
3,467,943 | $306,635,510 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
|
1,797,602 | $80,604,467 | |
| 3 | CECO |
Ceco Environmental Corp
|
350,740 | $20,897,087 | |
| 4 | PCT |
PureCycle Technologies, Inc.
|
2,857,124 | $14,828,471 | |
| 5 | ERII |
Energy Recovery, Inc.
|
792,691 | $7,982,395 | |
| 6 | LIQT |
Liqtech International Inc
|
309,303 | $590,768 | |
| 7 | ARQ |
Arq, Inc.
This page
|
116,028 | $297,029 | |
| 8 | ADUR |
Aduro Clean Technologies Inc.
|
21,109 | $221,432 |
All Filings in ARQ
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $297,029 | 116,028 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $1,185,496 | 362,538 | Shares | Defined | 2026-05-27 | |
| 2025-09-30 | $2,115,748 | 295,496 | Shares | Defined | 2026-05-27 | |
| 2025-06-30 | $1,370,159 | 255,151 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $944,512 | 226,502 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $1,374,936 | 181,630 | Shares | Defined | 2025-05-15 | |
| 2024-09-30 | $1,030,745 | 175,596 | Shares | Defined | 2025-05-14 | |
| 2024-06-30 | $1,946,593 | 320,691 | Shares | Defined | 2025-05-14 | |
| 2024-03-31 | $786,786 | 121,418 | Shares | Defined | 2024-10-17 | |
| 2023-12-31 | $292,140 | 98,034 | Shares | Defined | 2024-08-16 | |
| 2023-09-30 | $101,941 | 57,271 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $98,196 | 52,794 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $108,701 | 54,900 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $138,269 | 56,901 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $182,362 | 66,800 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $538,635 | 114,848 | Shares | Defined | 2022-10-27 | |
| 2022-03-31 | $1,327,689 | 213,455 | Shares | Defined | 2022-10-27 | |
| 2021-12-31 | $1,657,428 | 250,367 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,675,648 | 262,230 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $2,725,788 | 367,853 | Shares | Defined | 2021-08-23 | |
| 2021-03-31 | $1,612,368 | 293,158 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $546,435 | 99,352 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $633,424 | 156,016 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $220,854 | 45,537 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $857,193 | 130,471 | Shares | Defined | 2020-05-26 | |
| No filing history on record for this holder in this stock. | ||||||