IDEXX Laboratories gains 16% at the open, leading all movers

As seen on the 24/7 Wall St. homepage on November 2, 2026.

Biggest movers · On the open 9:50am ET

Gainers

IDXXIDEXX Laboratories$641.25+16.3%
RIVNRivian$13.09+7.6%
MARMarriott International$420.95+5.4%
CAVACava$61.59+4.8%
BABAAlibaba$102.69+4.7%

Losers

LITELumentum$750.01-10.8%
CIFRCipher Digital$6.82-6.5%
EQNREquinor$46.03-5.6%
MRVLMarvell Technology$186.03-5.3%
ORCLOracle$124.13-5.0%

IDEXX Laboratories opened 16.33% higher, the largest single move across a 380-stock priority universe today. Lumentum anchors the other end, with Oracle and Marvell also lower.

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IDEXX Laboratories opened 16.33% higher on November 2, 2026, the standout mover across a 380-stock priority universe, with no other gainer close.

Rivian ranked second among gainers, followed by Marriott International, Cava and Alibaba.

Sources

Mentioned: IDXX, RIVN, MAR, CAVA, BABA, LITE, MRVL, ORCL

Related Market Updates

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8:05am ET

Management is framing the $115 billion all-stock Lumentum deal as a top-five AI silicon franchise, which sets the bar both stocks will be judged against after their selloff on the announcement.

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Wall St. Engine @wallstengine

7:35am ET

A mixed shelf is the pre-funding plumbing for Oracle's AI data center buildout, and it puts equity issuance on the table alongside debt.

Oracle $ORCL has filed a mixed shelf registration with the SEC, allowing it to sell common stock, preferred stock, debt and other securities from time to time.

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LITE Lumentum

Q1 2027

7:12am ET

EPS

$4.57

est $4.22 +8.2%

Revenue

$1.26B

est $1.25B +0.7%

A second major NPO/CPO design win carries more than $5 billion in purchase commitments, and Lumentum says optoelectronic capacity is effectively sold out. EPS topped expectations, and guidance points to higher revenue next quarter.

MAR Marriott International

Q3 2026

7:00am ET

EPS

$3.02

est $2.85 +6.0%

Revenue

$7.00B

est $6.92B +1.2%

Marriott raised its full-year worldwide RevPAR outlook to 4.5%-5.0% after global RevPAR rose 6.5% on higher rates and occupancy, beating expectations on EPS and revenue. Hilton warned on Middle East softness; Marriott is still guiding demand higher.

IDXX IDEXX Laboratories

Q3 2026

6:30am ET

EPS

$4.01

est $3.72 +7.9%

Revenue

$1.21B

est $1.19B +1.8%

Management raised full-year EPS guidance to $14.96-$15.16, and the premium instrument installed base keeps that recurring diagnostics revenue compounding.

IDXX IDEXX Laboratories, Inc.

Reports Mon Nov 2 Before open 6:30 AM ET Confirmed

4:00am ET

Sixteen straight quarters of EPS beats are on the line when IDEXX reports at 6:30 AM ET, with consensus at $3.716 EPS on $1.19 billion in revenue. Pet owners trimming vet visits is the one thing that ends the run.

IDXX IDEXX Laboratories

Regular session

Oct 30, 3:20pm ET

$550.91

-5.63% open $583.75

A 5.63% intraday slide to $550.91 strips roughly $2.4 billion off a $43.4 billion veterinary-diagnostics name that rarely moves this hard in a single session. Watch whether it holds this level into the close.

Earnings on deck — Nov 2–6

1301 companies 521 before open 780 after close

Oct 30, 1:00pm ET

1,301 companies report next week, and Monday alone front-loads the read on consumer, travel and chips before the open: Estée Lauder, Marriott, Fox, Check Point and Tower Semiconductor. With misses getting punished harder than usual this season, positioning ahead of Monday morning matters.

CHKPCheck Point Software Technologies Ltd.Mon Nov 2Before open
TEMTempus AI, Inc. Mon Nov 2Before open
ELThe Estée Lauder Companies Inc.Mon Nov 2Before open
CIFRCipher Mining IncMon Nov 2Before open
ETREntergy CorporationMon Nov 2Before open
MARMarriott International, Inc.Mon Nov 2Before open
NSSCNAPCO Security Technologies, Inc.Mon Nov 2Before open
AKRAcadia Realty TrustMon Nov 2Before open
FOXAFox CorporationMon Nov 2Before open
PEGPublic Service Enterprise Group IncorporatedMon Nov 2Before open
TSEMTower Semiconductor Ltd.Mon Nov 2Before open
ALXAlexanders Inc.Mon Nov 2Before open
AXSMAxsome Therapeutics, Inc.Mon Nov 2Before open
CHHChoice Hotels International, Inc.Mon Nov 2Before open
CNACNA Financial CorporationMon Nov 2Before open

New insider tie · Form 3 Derek B Mulvey

Oct 29, 8:00pm ET

Now Interim CFO at Rivian Automotive, Inc. / DE

Rivian now has someone new signing off on the numbers, and the Form 3 confirms the finance seat changed hands at a $17.6 billion EV maker still scaling its Amazon van business. Interim CFO transitions tend to reset how guidance gets framed, so the next earnings call is the one to listen to closely.

Biggest movers · At the close Oct 29, 4:10pm ET

Gainers

FVRRFiverr International$9.03+11.7%
CAVACava$59.05+8.8%
LNGCheniere Energy$320.85+7.8%
LLYEli Lilly$1,374.21+6.7%
APPSDigital Turbine$10.56+6.5%

Losers

NOWServiceNow$110.3-26.5%
FTNTFortinet$137.93-20.8%
MRVLMarvell Technology$218.95-13.0%
GOOGLGoogle$283.7-12.7%
GOOGGoogle$282.03-12.4%

ServiceNow closed down 26.53%, the deepest drop across 382 priority names and more than a quarter of its value gone in one session.

RIVN Rivian

Q3 2026

Oct 29, 4:00pm ET

EPS

-$0.48

est -$0.72 +33.4%

Revenue

$2.15B

est $1.99B +8.3%

Automotive cost per unit improved by more than $12,000 quarter over quarter, the clearest sign yet that the R2, now Rivian's best-selling vehicle, can bend the loss curve. Cash burn is still real, but this is the first quarter the ramp paid for itself.