Position in ARQ
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$1,548,919
-$402,286 QoQ
Shares Held
607,420
-20.3% QoQ
Ownership
1.39%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#6
of 100 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 88%
Shared 6%
None 5%
Common Shares in ARQ Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026DIMENSIONAL FUND ADVISORS LP holds $521,477,693 across 6 Pollution & Treatment Controls names. ARQ ranks #5 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CECO |
Ceco Environmental Corp
|
2,185,315 | $198,295,481 | |
| 2 | VLTO |
Veralto Corp
|
2,059,577 | $182,643,287 | |
| 3 | ZWS |
Zurn Elkay Water Solutions Corp
|
2,593,197 | $131,034,242 | |
| 4 | ERII |
Energy Recovery, Inc.
|
878,724 | $7,926,089 | |
| 5 | ARQ |
Arq, Inc.
This page
|
607,420 | $1,548,919 | |
| 6 | FTEK |
Fuel Tech, Inc.
|
13,428 | $29,675 |
All Filings in ARQ
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,548,919 | 607,420 | Shares | Sole | 2026-08-11 | |
| 2026-03-31 | $1,951,205 | 762,190 | Shares | Sole | 2026-05-07 | |
| 2025-12-31 | $3,007,221 | 919,640 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $6,133,626 | 856,652 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $4,159,965 | 774,668 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $2,754,559 | 660,566 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $3,401,291 | 449,312 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $1,595,242 | 271,762 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 | $1,524,358 | 251,130 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $1,461,654 | 225,564 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $561,776 | 188,516 | Shares | Sole | 2024-02-07 | |
| 2023-09-30 | $349,662 | 196,440 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $566,351 | 304,490 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $779,413 | 393,644 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $1,047,420 | 431,038 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $1,397,912 | 512,056 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $2,429,879 | 518,098 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $2,339,286 | 376,091 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $1,881,973 | 284,286 | Shares | Defined | 2022-02-09 | |
| 2021-09-30 | $1,380,271 | 216,005 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $1,369,931 | 184,876 | Shares | Defined | 2021-08-12 | |
| 2021-03-31 | $903,028 | 164,187 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $495,726 | 90,132 | Shares | Defined | 2021-03-08 | |
| 2020-09-30 | $267,018 | 65,768 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $318,974 | 65,768 | Shares | Defined | 2020-08-13 | |
| 2020-03-31 | $439,631 | 66,915 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||