Market movers — 2026-09-14

Close-to-close moves at the 2026-09-14 close, computed from daily closes across the Closelook universe. Diary readings, not advice.

Gainers

Name1-dayClosevs 200-dayOff 52w high
Rapid7 Inc RPD+24.1%12.79+30.9%38.9%
Tenable Holdings Inc TENB+16.5%35.08+33.7%19.7%
Qualys Inc QLYS+15.1%172.91+38.0%14.2%
SentinelOne S+14.7%22.65+40.4%5.4%
Roblox Corp RBLX+12.7%51.29-12.6%63.9%
Global X Cybersecurity ETF BUG+10.7%44.31+36.6%0.6%
Appian Corp APPN+10.2%38.31+35.7%16.8%
Asana Inc ASAN+10.1%9.66+10.6%37.6%
Gartner Inc IT+9.7%197.07+11.8%25.9%
Coinbase Global Inc COIN+9.2%191.45+0.3%52.4%
Wix.Com Ltd WIX+8.8%83.33+11.8%56.4%
Nice Ltd ADR NICE+8.7%106.69+2.0%30.6%
Thomson Reuters Corporation Common Shares TRI+8.7%105.82+6.0%37.5%
Guidewire Software Inc GWRE+8.6%153-1.5%40.2%
Amplitude Inc AMPL+8.4%13.65+52.7%7.5%

Decliners

Name1-dayClosevs 200-dayOff 52w high
Arqit Quantum Inc. ARQQ-18.8%16.29-15.9%73.7%
Silicon Motion Technology SIMO-16.8%236.81+25.7%33.2%
New Fortress Energy LLC NFE-15.8%13.88-64.7%91.0%
MaxLinear Inc MXL-13.1%64.79+32.7%49.5%
Viavi Solutions Inc VIAV-12.7%33.82-4.3%44.0%
Cerillion PLC CER.L-12.5%774-38.3%56.3%
Sitime Corporation SITM-12.2%558.35+9.8%38.1%
Semtech Corporation SMTC-12.1%147.05+33.9%17.1%
Kodiak Gas Services, Inc. KGS-11.3%56.62+1.1%26.6%
AIXTRON SE AIXXF-10.7%38.8-5.6%45.7%
SoftBank Group Corp. 9984.T-10.7%5839+14.6%35.7%
TTM Technologies Inc TTMI-10.5%113.22-7.0%49.4%
Skyworks Solutions Inc SWKS-10.3%79.26+24.2%14.1%
PBF Energy Inc PBF-10.1%70.4+56.7%14.8%
Genius Electronic Optical Co Ltd 3406.TW-10.0%954+73.9%16.3%

← 2026-09-11 All dates

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