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Every movers-explained article we have published: why each big gainer and decliner moved, written daily from the live wire. Search by ticker or keyword.

2026-09-28

Why Is FLUT Stock Down Today? FLUT

Flutter Entertainment PLC (FLUT) fell 7.93% to $76.63 on Friday, marking one of its largest single-day declines in recent months. The drop followed a regulatory development in Braz…

Why Is GFI Stock Down Today? GFI

Gold Fields Ltd. (GFI) fell 12.88% to $35.18 on Friday, marking one of the largest declines in the session. The drop came after Northern Star Resources rejected Gold Fields' $38.7 …

Why Is KOD Stock Up Today? KOD

Kodiak Sciences Inc. (KOD) surged 177.96% to $89.92 on Monday, driven by strong Phase 3 DAYBREAK trial results for its wet AMD treatments, Zenkuda and tabirafusp-ted. The stock ope…

Why Is MDB Stock Down Today? MDB

MongoDB Inc. (MDB) stock fell 18.46% to $334.68 in Monday trading, marking one of the largest declines in the market. The sharp drop came after the company announced that CEO Chira…

Why Is NU Stock Down Today? NU

Shares of Nu Holdings Ltd A (NU) fell 10.01% to $12.23 on Friday, marking one of the largest declines in recent weeks. The primary driver of the sharp drop appears to be the emerg…

Why Is OCUL Stock Down Today? OCUL

OCUL stock fell 20.67% to $7.66 on Monday, marking one of its sharpest declines since February. The selloff was triggered by clinical updates from competitors in the wet age-relate…

Why Is RBLX Stock Down Today? RBLX

Roblox stock fell sharply by 9.86% to $41.86 in afternoon trading as Jefferies downgraded the stock to Underperform. The move followed a reassessment of the company's growth prosp…

2026-09-25

Why Is ACAD Stock Down Today? ACAD

ACAD stock closed down 5.70% at $20.92 on Friday, marking one of the largest moves in its recent trading pattern. The decline follows a series of analyst actions that reduced price…

Why Is AEHR Stock Up Today? AEHR

AEHR stock is up 6.14% at $103.40 after opening with a 2.0% gap to the upside. The move follows a recent Oppenheimer coverage initiation with an Outperform rating and a $120 price …

Why Is AESI Stock Up Today? AESI

Atlas Energy Solutions (AESI) surged 17.65% to $12.93 in early trading on Tuesday, driven by the announcement of two cost reimbursement agreements with a leading frontier AI lab. …

Why Is AKAM Stock Up Today? AKAM

Akamai Technologies stock surged 7.52% to $118.71 in morning trading after the company announced a $11.6 billion multi-year cloud infrastructure deal with Anthropic. The agreement…

Why Is ALM Stock Up Today? ALM

Almonty Industries Inc. stock surged 11.29% to $13.80 in morning trading as Stifel initiated coverage with a Buy rating and a $25 price target. The move follows recent developments…

Why Is APPS Stock Up Today? APPS

Digital Turbine Inc (APPS) shares rose 5.47% to $11.48 in morning trading on Friday. The move followed a positive momentum profile highlighted by Seeking Alpha, which cited the st…

Why Is ARM Stock Up Today? ARM

ARM stock rose 5.92% to $324.49 in morning trading as buyers returned after a sharp pullback. The rebound in the chip licensing company's shares outperformed the broader semicondu…

Why Is BB Stock Down Today? BB

BlackBerry Ltd stock closed down 5.21% at $8.28 on September 25, 2026, marking one of its worst sessions in recent weeks. The decline followed a price target cut from Canaccord, w…

Why Is BE Stock Up Today? BE

Bloom Energy Corp A (BE) rose 5.35% to $280.92 in early trading, driven by renewed focus on its role in Oracle's 2.4 GW fuel cell agreement. The stock opened with a 2.1% gap up and…

Why Is BIRK Stock Up Today? BIRK

BIRK stock rose 5.25% to $33.46 on Tuesday, driven by renewed analyst optimism and a favorable court ruling. The stock opened with a 1.5% gap up and reached an intraday high of $33…

Why Is CGEM Stock Down Today? CGEM

Cullinan Therapeutics (CGEM) fell 8.48% to $15.44 in the session as the company delayed the release of multi-dose data for its rheumatoid arthritis therapy, CLN-978. The update, or…

Why Is CRCL Stock Down Today? CRCL

CRCL stock fell 5.09% to $88.22 in early trading on Tuesday, marking a sharp reversal from its 52-week high of $159.47. The decline came amid a flurry of news about Circle's expan…

Why Is CXW Stock Down Today? CXW

CoreCivic Inc (CXW) shares fell 5.70% to $32.40 in early trading on the announcement of an unexpected CEO transition. The stock opened at $34.24 but quickly declined to a session …

Why Is DDOG Stock Up Today? DDOG

Datadog Inc A (DDOG) surged 6.50% to $273.62 on Tuesday, driven by a strong intraday rally and a positive sentiment shift in the market. The stock opened with a 1.2% gap up and rea…

Why Is DELL Stock Up Today? DELL

Dell Technologies stock surged 5.13% to $563.53 in morning trading on Friday after opening with a 2.0% gap up from the prior close. The rally follows a sharp intraday move driven b…

Why Is EQPT Stock Up Today? EQPT

EQPT stock is up 6.37% at $17.36 in today’s session, reversing a recent decline triggered by a short report from Blue Orca. The stock opened with a modest 0.8% gap up and has sinc…

Why Is FLNC Stock Up Today? FLNC

Fluence Energy Inc A (FLNC) rose 4.76% to $7.82 in early trading on September 25, 2026, driven by the announcement of a multiyear master supply agreement with EVE Power. The deal,…

Why Is FLY Stock Up Today? FLY

FLY stock surged 10.74% to $25.57 in early trading, driven by renewed investor interest in the space launch sector and Firefly Aerospace's recent contract activity. The stock open…

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