Arq, Inc.
ARQ- Exchange
- Nasdaq
- Industry
- Miscellaneous Chemical Products
- SEC CIK
- 0001515156
In the last 90 days, Arq, Inc. insiders filed 3 open-market purchases and 0 sales; 99 institutions reported holding it in 13F filings for Q2 2026, worth $39.5M in total; no superinvestor holds it.
Key figures
- Insider buysLast 90 days, $56.2K in total
- 3
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +4 vs. previous quarter
- 99
- 13F valueReported value at the end of Q2 2026
- $39.5M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding ARQ, Q2 2026
No superinvestor reported holding ARQ at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Arq, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 10, 2026 (view filing)5:33 PM ET | Sep 8 | 2 days | Steinmetz ShimonChief Financial Officer | PPurchase | +1.10K | $2.34 | +$2.57K | +0.3%353.0K after | |
| Sep 10, 2026 (view filing)5:33 PM ET | Sep 8 | 2 days | Steinmetz ShimonChief Financial Officer | PPurchase | +1.87K | $2.34 | +$4.38K | +14.3%15.0K after | |
| Sep 9, 2026 (view filing)5:32 PM ET | Sep 4 | 5 days | Steinmetz ShimonChief Financial Officer | PPurchase | +1.40K | $2.29 | +$3.21K | +0.4%351.9K after | |
| Sep 9, 2026 (view filing)5:32 PM ET | Sep 4 | 5 days | Steinmetz ShimonChief Financial Officer | PPurchase | +4.36K | $2.27 | +$9.90K | +49.7%13.1K after | |
| Sep 8, 2026 (view filing)5:32 PM ET | Sep 3 | 5 days | Steinmetz ShimonChief Financial Officer | PPurchase | +7.50K | $2.22 | +$16.6K | +2.2%350.5K after | |
| Sep 8, 2026 (view filing)5:32 PM ET | Sep 3 | 5 days | Steinmetz ShimonChief Financial Officer | PPurchase | +8.77K | $2.23 | +$19.5K | New position8.77K after | |
| May 6, 2026 (view filing) | May 4 | 2 days | Voncannon Jay LoringChief Financial Officer | SSale | −16.7K | $2.27 | −$37.9K | −25.7%48.3K after | |
| Mar 24, 2026 (view filing) | Mar 23 | 1 day | Campbell-Breeden RichardDirector | PPurchase | +150.0K | $2.21 | +$331.5K | +58.9%404.8K after | |
| Mar 19, 2026 (view filing) | Mar 17 | 2 days | Wong Joseph MChief Technology Officer | PPurchase | +10.0K | $1.89 | +$18.9K | +2.6%400.7K after | |
| Mar 17, 2026 (view filing) | Mar 13 | 4 days | Eicher Carol SDirector | PPurchase | +77.5K | $1.95 | +$151.1K | +80.3%174.0K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Arq, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royce & Associates LP | 1,862,764 | $4.75M | 0.04% | +114,320+6.5% | Added |
| AQR Capital Management LLC | 1,814,114 | $4.63M | 0.00% | +728,404+67.1% | Added |
| Vanguard Capital Management LLC | 1,464,532 | $3.73M | 0.00% | +33,082+2.3% | Added |
| Marshall Wace, LLP | 880,201 | $2.24M | 0.00% | +70,496+8.7% | Added |
| Peapod Lane Capital LLC | 787,880 | $2.01M | 1.36% | +12,531+1.6% | Added |
| Dimensional Fund Advisors LP | 607,420 | $1.55M | 0.00% | −154,770−20.3% | Reduced |
| Renaissance Technologies LLC | 598,059 | $1.53M | 0.00% | +187,489+45.7% | Added |
| Jane Street Group, LLC | 509,225 | $1.30M | 0.00% | +319,335+168.2% | Added |
| BlackRock, Inc. | 508,965 | $1.30M | 0.00% | −1,588,557−75.7% | Reduced |
| DCF Advisers, LLC | 461,585 | $1.18M | 0.31% | +133,782+40.8% | Added |