Market movers — 2026-09-21

Close-to-close moves at the 2026-09-21 close, computed from daily closes across the Closelook universe. Diary readings, not advice.

Gainers

Name1-dayClosevs 200-dayOff 52w high
Arqit Quantum Inc. ARQQ+16.9%23.53+22.6%62.0%
Five9 Inc FIVN+14.0%37.01+68.7%0.3%
Moderna Inc MRNA+12.3%172.94+183.5%2.2%
VNET Group Inc DRC VNET+11.0%7.24-19.2%50.0%
LPKF Laser & Electronics AG LPK.XETRA+10.9%13.7+4.6%55.5%
Warner Bros Discovery Inc WBD+10.8%30.8+12.0%0.4%
Rambus Inc RMBS+10.7%96.96-10.0%44.3%
Sivers IMA Holding AB SIVE.ST+10.3%34.2+18.2%68.9%
NextNav Inc. NN+10.1%15.66-7.9%35.9%
BTQ Technologies Corp. Common Stock BTQ+10.0%2.87-25.6%82.1%
AU Optronics 2409.TW+9.9%33.35+64.2%3.2%
ChipMOS Technologies 8150.TW+9.6%103+36.5%17.6%
MicroStrategy Incorporated MSTR+9.5%168.5+23.0%53.9%
Nice Ltd ADR NICE+9.1%114.54+9.5%25.5%
Howard Hughes Holdings Inc. HHH+8.9%65.6-6.7%28.0%

Decliners

Name1-dayClosevs 200-dayOff 52w high
Craneware Plc CRW.L-25.8%996-32.6%58.6%
TELIX Pharmaceuticals Ltd TLX.AU-11.7%15.76+15.8%13.5%
New Fortress Energy LLC NFE-11.5%10.82+863.6%36.0%
China Gold International Resources CGG.TO-9.4%43.19+36.7%11.8%
ChargePoint Holdings Inc CHPT-8.8%9.41+43.7%25.4%
Novo Nordisk A/S NOVO-B.CO-7.7%260-11.4%34.4%
Rush Street Interactive Inc RSI-7.4%21.57-9.9%37.5%
ZTO Express (Cayman) Inc ZTO-7.2%19.45-15.2%25.1%
Mohawk Industries Inc MHK-7.0%117.27+2.3%16.4%
Montage Gold Corp. MAU.TO-6.6%19.72+32.2%6.7%
Elis SA ELIS.PA-6.4%20.98-16.4%26.0%
PBF Energy Inc PBF-6.1%72.48+57.7%12.3%
SM Energy Co SM-6.0%34.75+26.2%16.4%
Maase Inc. MAAS-5.7%15.86+53.5%36.3%
HF Sinclair Corp DINO-5.7%109.29+60.4%7.7%

← 2026-09-18 All dates

AI-generated — produced automatically by Closelook’s systems under this site’s editorial policy.