ACM
Aecom
stockNYSE
At CloseOct 20, 2026 3:59:53 PM EDT
58.99USD+1.672%(+0.97)1,189,252
Pre-marketOct 20, 2026 8:43:30 AM EDT
58.00USD-0.034%(-0.02)
After-hoursOct 20, 2026 4:10:30 PM EDT
58.99USD0.000%(-0.00)
ACM Off Exchange & Dark Pool Summary
Today’s Off Exchange & Dark Pool volume is 435,675, which is 36.73% of today’s total volume. Today’s Lit volume is 750,466 (63.27%). Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.95%, and the average Lit volume 60.05%.
| Exchange | Day % | Volume | 30D % |
|---|---|---|---|
| NYSE | 43.75% | 518,965 | 38.10% |
| Off Exchange1 | 36.73% | 435,675 | 39.95% |
| Nasdaq GSM | 6.92% | 82,053 | 7.60% |
| NYSE Arca | 3.52% | 41,733 | 2.60% |
| Cboe BZX | 3.38% | 40,077 | 3.26% |
| IEX | 2.98% | 35,343 | 4.19% |
| Cboe EDGX | 1.55% | 18,334 | 1.62% |
| MEMX | 0.35% | 4,195 | 0.65% |
| MIAX Pearl | 0.19% | 2,245 | 0.21% |
| Cboe EDGA | 0.17% | 2,069 | 0.41% |
| NYSE American | 0.12% | 1,445 | 0.18% |
| Nasdaq BX | 0.11% | 1,261 | 0.23% |
| NYSE National | 0.08% | 982 | 0.18% |
| Cboe BYX | 0.07% | 812 | 0.40% |
| Nasdaq PHLX | 0.05% | 625 | 0.17% |
| CHX | 0.03% | 301 | 0.14% |
| TXSE | 0.00% | 26 | 0.03% |
ACM Volume by Exchange
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ACM Volume by Exchange
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ACM Volume by Exchange · History
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| Date | NYSE | Off Exchange1 | Nasdaq GSM | NYSE Arca | Cboe BZX | IEX | Cboe EDGX | MEMX | MIAX Pearl | Cboe EDGA | NYSE American | Nasdaq BX | NYSE National | Cboe BYX | Nasdaq PHLX | CHX | TXSE | 24X National | LTSE |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-10-20 | 43.75 | 36.73 | 6.92 | 3.52 | 3.38 | 2.98 | 1.55 | 0.35 | 0.19 | 0.17 | 0.12 | 0.11 | 0.08 | 0.07 | 0.05 | 0.03 | 0.00 | 0.00 | 0.00 |
| 2026-10-19 | 32.99 | 49.17 | 6.66 | 1.75 | 2.21 | 4.35 | 1.13 | 0.37 | 0.17 | 0.33 | 0.07 | 0.16 | 0.11 | 0.24 | 0.19 | 0.10 | 0.00 | 0.00 | 0.00 |
| 2026-10-16 | 38.10 | 38.31 | 8.76 | 2.39 | 3.02 | 5.89 | 1.48 | 0.42 | 0.15 | 0.21 | 0.15 | 0.25 | 0.06 | 0.44 | 0.13 | 0.21 | 0.02 | 0.00 | 0.00 |
| 2026-10-15 | 37.94 | 39.09 | 8.75 | 3.28 | 2.71 | 3.58 | 1.67 | 0.49 | 0.48 | 0.55 | 0.13 | 0.20 | 0.23 | 0.50 | 0.20 | 0.18 | 0.01 | 0.00 | 0.00 |
| 2026-10-14 | 29.10 | 48.19 | 6.82 | 2.94 | 3.21 | 5.07 | 1.70 | 0.52 | 0.19 | 0.59 | 0.13 | 0.28 | 0.22 | 0.79 | 0.22 | 0.02 | 0.00 | 0.01 | 0.00 |
| 2026-10-13 | 30.26 | 45.54 | 8.43 | 2.63 | 3.01 | 5.25 | 1.31 | 0.65 | 0.24 | 0.66 | 0.08 | 0.42 | 0.34 | 0.84 | 0.29 | 0.03 | 0.00 | 0.00 | 0.00 |
| 2026-10-12 | 34.68 | 40.30 | 8.81 | 1.91 | 3.53 | 4.46 | 2.59 | 0.82 | 0.23 | 0.71 | 0.08 | 0.45 | 0.24 | 0.87 | 0.22 | 0.09 | 0.02 | 0.00 | 0.00 |
| 2026-10-09 | 50.84 | 37.15 | 4.80 | 1.37 | 2.52 | 1.50 | 0.69 | 0.17 | 0.05 | 0.14 | 0.07 | 0.26 | 0.04 | 0.15 | 0.22 | 0.02 | 0.01 | 0.00 | 0.00 |
| 2026-10-08 | 56.84 | 26.77 | 5.84 | 1.84 | 2.21 | 3.76 | 1.15 | 0.35 | 0.14 | 0.19 | 0.28 | 0.21 | 0.12 | 0.17 | 0.10 | 0.02 | 0.02 | 0.00 | 0.00 |
| 2026-10-07 | 30.53 | 42.43 | 8.89 | 3.62 | 4.23 | 4.21 | 2.75 | 1.12 | 0.56 | 0.49 | 0.10 | 0.23 | 0.23 | 0.32 | 0.11 | 0.09 | 0.08 | 0.01 | 0.00 |
| 2026-10-06 | 35.91 | 37.24 | 8.88 | 2.83 | 4.14 | 5.20 | 1.87 | 0.89 | 0.20 | 0.65 | 0.23 | 0.71 | 0.38 | 0.44 | 0.26 | 0.14 | 0.03 | 0.00 | 0.00 |
| 2026-10-05 | 47.86 | 28.35 | 8.29 | 2.52 | 3.90 | 4.54 | 1.21 | 0.81 | 0.14 | 0.40 | 0.34 | 0.24 | 0.20 | 0.53 | 0.53 | 0.09 | 0.04 | 0.00 | 0.00 |
| 2026-10-02 | 32.66 | 44.43 | 6.12 | 2.03 | 4.26 | 4.45 | 2.29 | 0.75 | 0.32 | 0.52 | 0.39 | 0.51 | 0.30 | 0.23 | 0.27 | 0.49 | 0.00 | 0.00 | 0.00 |
| 2026-10-01 | 37.62 | 36.34 | 9.07 | 3.13 | 5.12 | 3.03 | 1.58 | 0.71 | 0.23 | 0.69 | 0.22 | 0.53 | 0.49 | 0.65 | 0.37 | 0.15 | 0.01 | 0.00 | 0.07 |
| 2026-09-30 | 38.05 | 43.15 | 7.08 | 1.63 | 2.31 | 4.49 | 1.18 | 0.54 | 0.33 | 0.36 | 0.09 | 0.12 | 0.07 | 0.25 | 0.10 | 0.03 | 0.00 | 0.00 | 0.22 |
| 2026-09-29 | 28.29 | 46.40 | 8.21 | 2.58 | 4.36 | 4.77 | 1.63 | 0.79 | 0.31 | 0.40 | 0.23 | 0.27 | 0.23 | 0.20 | 0.25 | 0.85 | 0.02 | 0.00 | 0.20 |
| 2026-09-28 | 27.55 | 49.52 | 8.18 | 2.30 | 3.91 | 3.49 | 2.38 | 0.76 | 0.17 | 0.31 | 0.26 | 0.17 | 0.12 | 0.32 | 0.08 | 0.11 | 0.08 | 0.11 | 0.20 |
| 2026-09-25 | 25.09 | 48.71 | 8.62 | 2.55 | 3.66 | 6.02 | 1.57 | 0.94 | 0.32 | 0.47 | 0.37 | 0.28 | 0.14 | 0.46 | 0.09 | 0.36 | 0.05 | 0.00 | 0.29 |
| 2026-09-24 | 35.47 | 39.89 | 7.02 | 5.01 | 2.76 | 5.27 | 1.79 | 0.98 | 0.33 | 0.26 | 0.17 | 0.17 | 0.23 | 0.22 | 0.10 | 0.05 | 0.01 | 0.00 | 0.27 |
| 2026-09-23 | 32.33 | 45.21 | 7.80 | 3.11 | 2.87 | 3.94 | 1.71 | 0.84 | 0.22 | 0.35 | 0.18 | 0.19 | 0.27 | 0.31 | 0.32 | 0.21 | 0.08 | 0.00 | 0.05 |
| 2026-09-22 | 33.70 | 40.43 | 9.03 | 2.73 | 3.44 | 4.43 | 2.04 | 0.77 | 0.21 | 0.81 | 0.11 | 0.24 | 0.31 | 1.20 | 0.27 | 0.12 | 0.07 | 0.00 | 0.10 |
| 2026-09-21 | 37.04 | 38.77 | 7.80 | 3.23 | 4.49 | 4.45 | 2.33 | 0.37 | 0.18 | 0.27 | 0.08 | 0.20 | 0.10 | 0.44 | 0.04 | 0.04 | 0.01 | 0.00 | 0.15 |
| 2026-09-18 | 62.85 | 24.60 | 4.49 | 1.74 | 1.87 | 2.11 | 1.03 | 0.38 | 0.05 | 0.25 | 0.05 | 0.08 | 0.10 | 0.22 | 0.08 | 0.05 | 0.01 | 0.00 | 0.03 |
| 2026-09-17 | 41.41 | 33.99 | 9.17 | 2.77 | 3.39 | 4.65 | 1.49 | 0.98 | 0.22 | 0.70 | 0.11 | 0.11 | 0.17 | 0.43 | 0.07 | 0.22 | 0.04 | 0.00 | 0.09 |
| 2026-09-16 | 36.57 | 45.20 | 6.36 | 1.77 | 1.97 | 4.60 | 1.38 | 0.52 | 0.19 | 0.34 | 0.10 | 0.16 | 0.14 | 0.41 | 0.09 | 0.09 | 0.00 | 0.01 | 0.09 |
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