Vault-13

ARQ INC ARQ

COM · Common Stock · CUSIP 00770C101

100 institutional holders +4 vs Q1 2026
15,502,79815.5m shares reported held*
35.5% of all shares outstanding*
$39.5mreported value*
27 new 37 added 25 reduced 21 sold out net bought ≈ $2.2m (+859.8k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($10.1k this quarter). Holder counts are more reliable. Shares outstanding: 43.7m as of 2026-08-06, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $2.55. Options: 3 managers hold calls ($193.8k notional), 0 hold puts (—).

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 51Q4 22: 45Q1 23: 39Q2 23: 37Q3 23: 40Q4 23: 47Q1 24: 59Q2 24: 74Q3 24: 88Q4 24: 93Q1 25: 91Q2 25: 84Q3 25: 94Q4 25: 103Q1 26: 96Q2 26: 100100Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202251
Q4 202245
Q1 202339
Q2 202337
Q3 202340
Q4 202347
Q1 202459
Q2 202474
Q3 202488
Q4 202493
Q1 202591
Q2 202584
Q3 202594
Q4 2025103
Q1 202696
Q2 2026100

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 24: 54 bought or addedQ3 24: 29 cut or sold outQ4 24: 54 bought or addedQ4 24: 32 cut or sold outQ4 24Q1 25: 41 bought or addedQ1 25: 39 cut or sold outQ2 25: 44 bought or addedQ2 25: 41 cut or sold outQ2 25Q3 25: 52 bought or addedQ3 25: 30 cut or sold outQ4 25: 58 bought or addedQ4 25: 44 cut or sold outQ4 25Q1 26: 49 bought or addedQ1 26: 46 cut or sold outQ2 26: 64 bought or addedQ2 26: 46 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20245429
Q4 20245432
Q1 20254139
Q2 20254441
Q3 20255230
Q4 20255844
Q1 20264946
Q2 20266446

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$1m$2m$3mQ3 25 calls: $2.5mQ3 25 puts: $143.6kQ3 25P/C 0.06Q4 25 calls: $129.5kQ4 25 puts: $15.0kQ4 25P/C 0.12Q1 26 calls: $77.1kQ1 26 puts: $5.4kQ1 26P/C 0.07Q2 26 calls: $193.8kQ2 26 puts: $0Q2 26P/C 0.00
Numbers
QuarterCallsPutsP/C
Q3 2025$2.5m$143.6k0.06
Q4 2025$129.5k$15.0k0.12
Q1 2026$77.1k$5.4k0.07
Q2 2026$193.8k$00.00

Biggest buyers

AQR CAPITAL MANAGEMENT LLC Added +728,404+728.4k
Truffle Hound Capital, LLC New +420,000+420.0k
RBF Capital, LLC New +370,000+370.0k
JANE STREET GROUP, LLC Added +319,335+319.3k
TWO SIGMA INVESTMENTS, LP Added +223,077+223.1k
Marex Group Ltd Added +200,848+200.8k
Round Rock Advisors LLC Added +188,271+188.3k
RENAISSANCE TECHNOLOGIES LLC Added +187,489+187.5k
Connor, Clark & Lunn Investment Management Ltd. New +181,789+181.8k
CITADEL ADVISORS LLC New +163,201+163.2k

Biggest sellers

BlackRock, Inc. Reduced -1,588,557-1.6m
STATE STREET CORP Reduced -410,611-410.6k
GEODE CAPITAL MANAGEMENT, LLC Reduced -401,713-401.7k
VANGUARD PORTFOLIO MANAGEMENT LLC Sold out -184,246-184.2k
DIMENSIONAL FUND ADVISORS LP Reduced -154,770-154.8k
NORTHERN TRUST CORP Reduced -150,568-150.6k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced -103,437-103.4k
Bank of New York Mellon Corp Sold out -73,079-73.1k
STRS OHIO Sold out -72,400-72.4k
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Sold out -69,775-69.8k

Biggest calls

CITADEL ADVISORS LLC Added $185.1k72.6k shares
GROUP ONE TRADING LLC Reduced $5.6k2.2k shares
SIMPLEX TRADING, LLC Reduced $3.1k1.2k shares

Biggest puts

None

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Kaufman Daniel Louis 13G · passive investor new · filed 2026-03-12 5.1% new 2.2m≈ $5.6m 2026-03-12

Fell to 5% or below in the last year: HIRSCHMAN ORIN (0.0%, 2026-04-27)

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
505Q4 24: 0 buyingQ4 24: 0 sellingQ1 25: 0 buyingQ1 25: 4 sellingQ1 25Q2 25: 5 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 4 sellingQ3 25Q4 25: 3 buyingQ4 25: 0 sellingQ1 26: 4 buyingQ1 26: 0 sellingQ1 26Q2 26: 0 buyingQ2 26: 1 sellingQ3 26: 1 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—0——
Q1 20250—4$96.4k—
Q2 20255$772.1k0——
Q3 20250—4$52.9k—
Q4 20253$345.8k0——
Q1 20264$505.4k0——
Q2 20260—1$37.9k—
Q3 20261$56.3k0——
DateInsiderTradeSharesPrice ValueTheir holding
2026-09-08 Steinmetz Shimon Chief Financial Officer Bought 1,874 $2.34 $4.4k1.9k shares +14%
2026-09-08 Steinmetz Shimon Chief Financial Officer Bought 1,098 $2.34 $2.6k1.1k shares +<1%
2026-09-04 Steinmetz Shimon Chief Financial Officer Bought 4,356 $2.27 $9.9k4.4k shares +50%
2026-09-04 Steinmetz Shimon Chief Financial Officer Bought 1,402 $2.29 $3.2k1.4k shares +<1%
2026-09-03 Steinmetz Shimon Chief Financial Officer Bought 8,770 $2.23 $19.6k8.8k shares new
2026-09-03 Steinmetz Shimon Chief Financial Officer Bought 7,500 $2.22 $16.6k7.5k shares +2%
2026-05-04 Voncannon Jay Loring Chief Financial Officer Sold 16,709 $2.27 $37.9k16.7k shares -26%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ROYCE & ASSOCIATES LP 0.04% of their portfolio New York, NY 1,862,7641.9m $4.8m $4.8m 0.04% Added +114.3k +114,320
2 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 1,814,1141.8m $4.6m $4.6m 0.00% Added +728.4k +728,404
3 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 1,464,5321.5m $3.7m $3.7m 0.00% Added +33.1k +33,082
4 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 880,201880.2k $2.2m $2.2m 0.00% Added +70.5k +70,496
5 Peapod Lane Capital LLC 1.36% of their portfolio Bedford Hills, NY 787,880787.9k $2.0m $2.0m 1.36% Added +12.5k +12,531
6 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 607,420607.4k $1.5m $1.5m 0.00% Reduced -154.8k -154,770
7 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 598,059598.1k $1.5m $1.5m 0.00% Added +187.5k +187,489
8 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 509,225509.2k $1.3m $1.3m 0.00% Added +319.3k +319,335
9 BlackRock, Inc. 0.00% of their portfolio New York, NY 508,965509.0k $1.3m $1.3m 0.00% Reduced -1.6m -1,588,557
10 DCF Advisers, LLC 0.31% of their portfolio MOUNT PLEASANT, SC 461,585461.6k $1.2m $1.2m 0.31% Added +133.8k +133,782
11 Truffle Hound Capital, LLC 0.68% of their portfolio BETHESDA, MD 420,000420.0k $1.1m $1.1m 0.68% New
12 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 399,518399.5k $1.0m $1.0m 0.00% Reduced -401.7k -401,713
13 Round Rock Advisors LLC 0.12% of their portfolio WILTON, CT 378,979379.0k $966.4k $966.4k 0.12% Added +188.3k +188,271
14 RBF Capital, LLC 0.04% of their portfolio RENO, NV 370,000370.0k $943.5k $943.5k 0.04% New
15 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 358,479358.5k $914.1k $914.1k 0.00% Added +76.7k +76,651
16 GSA CAPITAL PARTNERS LLP 0.06% of their portfolio LONDON, X0 347,700347.7k $887.0k $887.0k 0.06% Added +58.5k +58,542
17 JACOBS LEVY EQUITY MANAGEMENT, INC 0.00% of their portfolio FLORHAM PARK, NJ 328,988329.0k $838.9k $838.9k 0.00% Reduced -22.2k -22,200
18 Marex Group Ltd 0.00% of their portfolio London, X0 260,848260.8k $665.2k $665.2k 0.00% Added +200.8k +200,848
19 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 251,777251.8k $642.0k $642.0k 0.00% Added +223.1k +223,077
20 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 231,490231.5k $590.3k $590.3k 0.00% Added +27.7k +27,720
21 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 211,100211.1k $538.3k $538.3k 0.00% Added +7.6k +7,563
22 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 181,789181.8k $463.6k $463.6k 0.00% New
23 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 163,201163.2k $416.2k $416.2k 0.00% New
24 Rangeley Capital, LLC 0.37% of their portfolio NEW CANAAN, CT 157,000157.0k $400.4k $400.4k 0.37% New
25 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 153,987154.0k $392.7k $392.7k 0.00% Reduced -410.6k -410,611
26 UBS Group AG 0.00% of their portfolio ZURICH, V8 136,045136.0k $346.9k $346.9k 0.00% Added +123.1k +123,096
27 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 120,400120.4k $307.0k $307.0k 0.00% Reduced -20.5k -20,526
28 Marquette Asset Management, LLC 0.04% of their portfolio MINNEAPOLIS, MN 106,741106.7k $272.2k $272.2k 0.04% New
29 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 93,00893.0k $237.2k $237.2k 0.00% New
30 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 77,78877.8k $198.4k $198.4k 0.00% Reduced -150.6k -150,568
31 Corient Private Wealth LP 0.00% of their portfolio MIAMI, FL 77,52577.5k $197.7k $197.7k 0.00% Added +25 +25
32 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 75,79675.8k $193.3k $193.3k 0.00% Unchanged
33 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.00% of their portfolio HOUSTON, TX 74,78074.8k $190.7k $190.7k 0.00% Unchanged
34 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 71,15371.2k $181.4k $181.4k 0.00% Reduced -44.9k -44,875
35 Man Group plc 0.00% of their portfolio LONDON, X0 58,95459.0k $150.3k $150.3k 0.00% New
36 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 57,58257.6k $146.8k $146.8k 0.00% New
37 Mariner, LLC 0.00% of their portfolio Overland Park, KS 55,71255.7k $142.0k $142.0k 0.00% Added +36.5k +36,498
38 GABELLI FUNDS LLC 0.00% of their portfolio Rye, NY 52,00052.0k $132.6k $132.6k 0.00% Unchanged
39 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 50,06950.1k $127.7k $127.7k 0.00% Reduced -15.0k -15,048
40 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 42,32642.3k $107.9k $107.9k 0.00% Unchanged
41 IEQ CAPITAL, LLC 0.00% of their portfolio Foster City, CA 38,35838.4k $97.8k $97.8k 0.00% New
42 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 38,13238.1k $97.2k $97.2k 0.00% Added +394 +394
43 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 37,62437.6k $94.1k $94.1k 0.00% Added +20.1k +20,064
44 MERCER GLOBAL ADVISORS INC /ADV 0.00% of their portfolio DENVER, CO 37,38137.4k $95.3k $95.3k 0.00% Added +18.6k +18,567
45 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 30,68830.7k $78.3k $78.3k 0.00% Added +145 +145
46 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 29,60829.6k $75.5k $75.5k 0.00% Reduced -103.4k -103,437
47 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 28,25428.3k $71.0k $71.0k 0.00% Added +28.2k +28,244
48 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 25,44825.4k $64.9k $64.9k 0.00% Reduced -47.2k -47,212
49 Walleye Capital LLC 0.00% of their portfolio NEW YORK, NY 24,22224.2k $61.8k $61.8k 0.00% New
50 Creative Planning 0.00% of their portfolio OVERLAND PARK, KS 23,10423.1k $58.9k $58.9k 0.00% New
51 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 22,91022.9k $53.2k $53.2k 0.00% Added +12.1k +12,139
52 Integrity Advisory Solutions, LLC 0.01% of their portfolio DALLAS, TX 21,73421.7k $55.4k $55.4k 0.01% New
53 Centiva Capital, LP 0.00% of their portfolio New York, NY 21,15321.2k $53.9k $53.9k 0.00% New
54 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 19,01519.0k $48.5k $48.5k 0.00% Reduced -26.5k -26,504
55 Dynamic Technology Lab Private Ltd 0.01% of their portfolio SINGAPORE, U0 18,57918.6k $47.0k $47.0k 0.01% New
56 Scientech Research LLC 0.04% of their portfolio JERSEY CITY, NJ 17,52717.5k $44.7k $44.7k 0.04% Reduced -17.1k -17,101
57 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 15,34515.3k $39.1k $39.1k 0.00% Reduced -25.9k -25,851
58 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 15,00415.0k $38.3k $38.3k 0.00% Reduced -7.0k -6,977
59 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 14,39014.4k $36.7k $36.7k 0.00% New
60 Vanguard Global Advisers, LLC 0.00% of their portfolio MALVERN, PA 13,90713.9k $35.5k $35.5k 0.00% Unchanged
61 Schonfeld Strategic Advisors LLC 0.00% of their portfolio NEW YORK, NY 13,44413.4k $34.3k $34.3k 0.00% Reduced -5.7k -5,684
62 AXQ CAPITAL, LP 0.00% of their portfolio JERSEY CITY, NJ 11,83811.8k $30.2k $30.2k 0.00% New
63 Cerity Partners LLC 0.00% of their portfolio NEW YORK, NY 11,80611.8k $30.1k $30.1k 0.00% New
64 CAPTRUST FINANCIAL ADVISORS 0.00% of their portfolio RALEIGH, NC 11,67411.7k $29.8k $29.8k 0.00% New
65 Mraz, Amerine & Associates, Inc. 0.00% of their portfolio Modesto, CA 11,30011.3k $28.8k $28.8k 0.00% Unchanged
66 BOOTHBAY FUND MANAGEMENT, LLC 0.00% of their portfolio NEW YORK, NY 11,04411.0k $28.2k $28.2k 0.00% New
67 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 10,92310.9k $27.9k $27.9k 0.00% Reduced -1.4k -1,434
68 Murphy Pohlad Asset Management LLC 0.01% of their portfolio EDEN PRAIRIE, MN 10,00010.0k $25.5k $25.5k 0.01% Reduced -1.6k -1,600
69 FMR LLC 0.00% of their portfolio BOSTON, MA 8,5718.6k $21.9k $21.9k 0.00% Added +257 +257
70 Firsthand Capital Management, Inc. 0.03% of their portfolio SAN JOSE, CA 6,8006.8k $17.3k $17.3k 0.03% Unchanged
71 GROUP ONE TRADING LLC 0.00% of their portfolio CHICAGO, IL 6,6176.6k $16.9k $16.9k 0.00% New
72 Morse Asset Management, Inc 0.00% of their portfolio DARIEN, CT 5,7005.7k $14.5k $14.5k 0.00% New
73 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 5,2105.2k $13.3k $13.3k 0.00% Added +4.3k +4,297
74 Rockefeller Capital Management L.P. 0.00% of their portfolio NEW YORK, NY 4,6704.7k $11.9k $11.9k 0.00% Unchanged
75 State of Alaska, Department of Revenue 0.00% of their portfolio JUNEAU, AK 3,9984.0k $10.0k $10.0k 0.00% Unchanged
76 Integrated Wealth Concepts LLC 0.00% of their portfolio WALTHAM, MA 3,7833.8k $9.6k $9.6k 0.00% New
77 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 3,2793.3k $8.4k $8.4k 0.00% Added +439 +439
78 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 2,5112.5k $6.4k $6.4k 0.00% Added +1.7k +1,667
79 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 2,1622.2k $5.5k $5.5k 0.00% Reduced -3.7k -3,707
80 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 1,8121.8k $4.6k $4.6k 0.00% Added +1.2k +1,204
81 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 1,5951.6k $4.1k $4.1k 0.00% Reduced -1 -1
82 McMillan Office, Inc. 0.00% of their portfolio ST. CLAIR SHORES, MI 1,3901.4k $3.5k $3.5k 0.00% Unchanged
83 NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.00% of their portfolio MILWAUKEE, WI 1,1841.2k $3.0k $3.0k 0.00% Unchanged
84 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 1,0521.1k $2.7k $2.7k 0.00% Added +482 +482
85 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 690690 $1.8k $1.8k 0.00% Added +480 +480
86 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 254254 $648 $648 0.00% Added +111 +111
87 Avion Wealth 0.00% of their portfolio THE WOODLANDS, TX 194194 $0 $0 0.00% New
88 Wealth Enhancement Trust Services, Inc. 0.00% of their portfolio SIOUX FALLS, SD 184184 $469 $469 0.00% New
89 Farther Finance Advisors, LLC 0.00% of their portfolio SAN FRANCISCO, CA 181181 $459 $459 0.00% Reduced -142 -142
90 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 176176 $449 $449 0.00% Added +7 +7
91 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 171171 $436 $436 0.00% Reduced -5.3k -5,263
92 SJS Investment Consulting Inc. 0.00% of their portfolio SYLVANIA, OH 156156 $398 $398 0.00% Added +37 +37
93 Basecamp Wealth Advisors LLC 0.00% of their portfolio BELLEVUE, WA 143143 $365 $365 0.00% Added +74 +74
94 Clearstead Advisors, LLC 0.00% of their portfolio CLEVELAND, OH 136136 $347 $347 0.00% New
95 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 136136 $0 $0 0.00% Reduced -6.1k -6,137
96 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 100100 $255 $255 0.00% Added +88 +88
97 Caitong International Asset Management Co., Ltd 0.00% of their portfolio HONG KONG, K3 1717 $43 $43 0.00% New
98 JPL Wealth Management, LLC 0.00% of their portfolio GREENWOOD VILLAGE, CO 66 $16 $16 0.00% Added +4 +4
99 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 11 $3 $3 0.00% Reduced -1.5k -1,485
100 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 00 $1 $1 0.00% Reduced -22.6k -22,592