Position in ARQ
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$1,051,059
-$297,158 QoQ
Shares Held
410,570
-0.4% QoQ
Ownership
0.956%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#10
of 95 holders
Holding Since
Sep 2020
20 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ARQ Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Mar 31, 2026RENAISSANCE TECHNOLOGIES LLC holds $144,514,719 across 6 Pollution & Treatment Controls names. ARQ ranks #4 (0.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
1,392,100 | $123,089,482 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
|
384,793 | $17,254,118 | |
| 3 | ERII |
Energy Recovery, Inc.
|
144,265 | $1,452,748 | |
| 4 | ARQ |
Arq, Inc.
This page
|
410,570 | $1,051,059 | |
| 5 | ZONE |
CleanCore Solutions, Inc.
|
2,557,895 | $910,610 | |
| 6 | PCT |
PureCycle Technologies, Inc.
|
145,800 | $756,702 |
All Filings in ARQ
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,051,059 | 410,570 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $1,348,217 | 412,299 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $503,927 | 70,381 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $1,098,422 | 204,548 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $1,080,864 | 259,200 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $632,852 | 83,600 | Shares | Sole | 2025-02-13 | |
| 2024-06-30 | $81,004 | 13,345 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $192,099 | 29,645 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $69,270 | 23,245 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $31,764 | 17,845 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $149,542 | 80,399 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $313,325 | 158,245 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $266,194 | 109,545 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $147,542 | 54,045 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $336,015 | 71,645 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $398,104 | 64,004 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $629,197 | 95,045 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $541,635 | 84,763 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,187,823 | 160,300 | Shares | Sole | 2021-08-13 | |
| 2020-09-30 | $130,732 | 32,200 | Shares | Sole | 2020-11-13 | |
| No filing history on record for this holder in this stock. | ||||||