- 23Sep 10, 2026
Sep 10, 2026Nothing in our recordNo ACFN story, brief or results filing in our record that dayGroup −1.2% did not move with it
−1.2% did not move with itVSEC −2.7 · ACM −1.8 · TTEK +0.6 · WLDN −0.6
+10.40% - 22Aug 24, 2026
Aug 24, 2026Nothing in our recordNo ACFN story, brief or results filing in our record that dayGroup −0.8% did not move with it
−0.8% did not move with itWLDN −2.4 · VSEC −1.2 · TTEK −0.4 · ACM +0.3
+11.64% - 21Jul 16, 2026
Jul 16, 2026Nothing in our recordNo ACFN story, brief or results filing in our record that dayGroup +1.9% did not move with it
+1.9% did not move with itVSEC −3.0 · WLDN +3.0 · TTEK +2.2 · ACM +1.6
+8.99% - 20May 7, 2026
May 7, 2026ResultsThe first close after a results filing (SEC 8-K, Item 2.02)Group −2.3% did not move with it
−2.3% did not move with itVSEC −3.9 · ACM −2.9 · WLDN −1.6 · TTEK −1.1
−13.39% - 19Apr 29, 2026
Apr 29, 2026Before our storiesGroup +0.7% did not move with it
+0.7% did not move with itVSEC −9.1 · TTEK +1.6 · ACM +1.1 · WLDN +0.2
+7.08% - 18Apr 13, 2026
Apr 13, 2026Before our storiesGroup +0.7% did not move with it
+0.7% did not move with itTTEK +2.8 · ACM +2.0 · VSEC −1.4 · WLDN −0.7
+7.24% - 17Mar 30, 2026
Mar 30, 2026Before our storiesGroup −2.9% did not move with it
−2.9% did not move with itWLDN −5.6 · VSEC −3.2 · ACM −2.6 · TTEK −0.1
−10.06% - 16Mar 18, 2026
Mar 18, 2026Before our storiesGroup −3.2% did not move with it
−3.2% did not move with itWLDN −4.0 · VSEC −3.3 · TTEK −3.1 · ACM +0.3
−7.86% - 15Mar 10, 2026
Mar 10, 2026Before our storiesGroup −1.7% did not move with it
−1.7% did not move with itTTEK −4.5 · ACM −2.9 · VSEC −0.6 · WLDN +0.3
+8.17% - 14Mar 5, 2026
Mar 5, 2026ResultsThe first close after a results filing (SEC 8-K, Item 2.02)Group −2.4% did not move with it
−2.4% did not move with itVSEC −4.3 · TTEK −2.8 · WLDN −1.9 · ACM −1.7
−15.65% - 13Mar 2, 2026
Mar 2, 2026Before our storiesGroup −1.3% did not move with it
−1.3% did not move with itVSEC −2.3 · WLDN −1.9 · ACM −0.7 · TTEK +0.5
+8.02% - 12Feb 26, 2026
Feb 26, 2026Before our storiesGroup +4.4% did not move with it
+4.4% did not move with itTTEK +6.3 · ACM +5.7 · VSEC +3.2 · WLDN +2.1
+13.45% - 11Feb 9, 2026
Feb 9, 2026Before our storiesGroup +2.0% did not move with it
+2.0% did not move with itVSEC +2.5 · WLDN +2.1 · TTEK +1.9 · ACM +1.6
+15.83% - 10Jan 8, 2026
Jan 8, 2026Before our storiesGroup +1.3% did not move with it
+1.3% did not move with itTTEK +5.1 · VSEC +2.2 · WLDN −1.4 · ACM +0.4
+7.05% - 9Jan 7, 2026
Jan 7, 2026Before our storiesGroup −2.1% did not move with it
−2.1% did not move with itVSEC −3.0 · TTEK −2.9 · ACM −1.4 · WLDN +0.3
+12.11% - 8Jan 6, 2026
Jan 6, 2026Before our storiesGroup +1.4% did not move with it
+1.4% did not move with itWLDN +3.8 · VSEC +1.7 · ACM +1.0 · TTEK −0.5
−10.02% - 7Jan 5, 2026
Jan 5, 2026Before our storiesGroup +3.3% did not move with it
+3.3% did not move with itVSEC +9.1 · TTEK +3.8 · WLDN +2.9 · ACM +2.6
+26.61% - 6Dec 5, 2025
Dec 5, 2025Before our storiesGroup −1.9% did not move with it
−1.9% did not move with itTTEK −3.5 · ACM −2.6 · VSEC −1.1 · WLDN −0.8
−9.20% - 5Nov 25, 2025
Nov 25, 2025Before our storiesGroup +2.0% did not move with it
+2.0% did not move with itTTEK +4.3 · VSEC +4.0 · WLDN −0.2 · ACM +0.0
+10.44% - 4Nov 20, 2025
Nov 20, 2025Before our storiesGroup −2.9% did not move with it
−2.9% did not move with itACM −6.1 · VSEC −3.3 · WLDN −2.5 · TTEK −0.5
−7.77% - 3Nov 19, 2025
Nov 19, 2025Before our storiesGroup −0.0% did not move with it
−0.0% did not move with itACM −11.1 · VSEC +3.9 · TTEK −0.8 · WLDN +0.7
+8.75% - 2Nov 12, 2025
Nov 12, 2025Before our storiesGroup +0.9% did not move with it
+0.9% did not move with itVSEC −1.7 · TTEK +1.4 · WLDN +1.1 · ACM +0.8
−9.31% - 1Nov 6, 2025
Nov 6, 2025ResultsThe first close after a results filing (SEC 8-K, Item 2.02)Group −1.8% did not move with it
−1.8% did not move with itWLDN −9.4 · TTEK −2.0 · ACM −1.6 · VSEC −0.7
−38.26%
A story on the same day is not a cause, and a group move is not proof either. Group: TTEK, ACM, VSEC, WLDN, the largest companies in ACFN’s SEC industry; “the same way” means the same direction and at least half as far. Prior-session closes only; not a call, not advice.