GREENWOOD VILLAGE, CO
ARQ, INC.ARQ— Latest position per institution from SEC 13F filings
15
Institutional holders
19.69M
Total shares held
73.06M
Estimated value
984.33K
Avg. position size
AIGH CAPITAL MANAGEMENT LLC
CIK 1835943
Shares
2.27M
Value
7.43M
Filed
Dec 31, 2025
ROYCE & ASSOCIATES LP
CIK 906304
Shares
1.86M
Value
4.75M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.83M
Value
5.98M
Filed
Dec 31, 2025
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.81M
Value
4.63M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
1.59M
Value
9.65M
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.46M
Value
3.73M
Filed
Jun 30, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
1.15M
Value
6.75M
Filed
Sep 30, 2024
MARSHALL WACE, LLP
CIK 1318757
Shares
880.20K
Value
2.24M
Filed
Jun 30, 2026
ALTA FUNDAMENTAL ADVISERS LLC
CIK 1641604
Shares
781.09K
Value
2.55M
Filed
Dec 31, 2025
PEAPOD LANE CAPITAL LLC
CIK 2050979
Shares
740.31K
Value
1.46M
Filed
Sep 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
686.11K
Value
4.91M
Filed
Sep 30, 2025
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
607.42K
Value
1.55M
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
598.06K
Value
1.53M
Filed
Jun 30, 2026
ALYESKA INVESTMENT GROUP, L.P.
CIK 1453072
Shares
555.50K
Value
4.21M
Filed
Dec 31, 2024
VITOL HOLDING B.V.
CIK 1546531
Shares
511.39K
Value
3.66M
Filed
Sep 30, 2025
JANE STREET GROUP, LLC
CIK 1595888
Shares
509.23K
Value
1.30M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
508.96K
Value
1.30M
Filed
Jun 30, 2026
DCF ADVISERS, LLC
CIK 1802493
Shares
461.58K
Value
1.18M
Filed
Jun 30, 2026
YORK CAPITAL MANAGEMENT GLOBAL ADVISORS, LLC
CIK 1480532
Shares
442.96K
Value
3.17M
Filed
Sep 30, 2025
TRUFFLE HOUND CAPITAL, LLC
CIK 1595862
Shares
420K
Value
1.07M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | AIGH CAPITAL MANAGEMENT LLC | 1835943 | 2.27M | 7.43M | Dec 31, 2025 |
| 2 | ROYCE & ASSOCIATES LP | 906304 | 1.86M | 4.75M | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 1.83M | 5.98M | Dec 31, 2025 |
| 4 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.81M | 4.63M | Jun 30, 2026 |
| 5 | BLACKROCK FINANCE, INC. | 1364742 | 1.59M | 9.65M | Jun 30, 2024 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.46M | 3.73M | Jun 30, 2026 |
| 7 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 1.15M | 6.75M | Sep 30, 2024 |
| 8 | MARSHALL WACE, LLP | 1318757 | 880.20K | 2.24M | Jun 30, 2026 |
| 9 | ALTA FUNDAMENTAL ADVISERS LLC | 1641604 | 781.09K | 2.55M | Dec 31, 2025 |
| 10 | PEAPOD LANE CAPITAL LLC | 2050979 | 740.31K | 1.46M | Sep 30, 2026 |
| 11 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 686.11K | 4.91M | Sep 30, 2025 |
| 12 | DIMENSIONAL FUND ADVISORS LP | 354204 | 607.42K | 1.55M | Jun 30, 2026 |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 598.06K | 1.53M | Jun 30, 2026 |
| 14 | ALYESKA INVESTMENT GROUP, L.P. | 1453072 | 555.50K | 4.21M | Dec 31, 2024 |
| 15 | VITOL HOLDING B.V. | 1546531 | 511.39K | 3.66M | Sep 30, 2025 |
| 16 | JANE STREET GROUP, LLC | 1595888 | 509.23K | 1.30M | Jun 30, 2026 |
| 17 | BLACKROCK, INC. | 2012383 | 508.96K | 1.30M | Jun 30, 2026 |
| 18 | DCF ADVISERS, LLC | 1802493 | 461.58K | 1.18M | Jun 30, 2026 |
| 19 | YORK CAPITAL MANAGEMENT GLOBAL ADVISORS, LLC | 1480532 | 442.96K | 3.17M | Sep 30, 2025 |
| 20 | TRUFFLE HOUND CAPITAL, LLC | 1595862 | 420K | 1.07M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.