Movers, explained

Every unusual daily move in the instruments we cover: how big it was against normal volatility, and the story behind it.

October 2026
NBIS
−11.28%
186.81 → 165.73 · 2.6σ

Fell 11.3% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

CRWV
−10.24%
68.13 → 61.15 · 2.1σ

Fell 10.2% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

CBRS
−10.01%
141.12 → 126.99 · 2.2σ

Fell 10.0% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

SMCI
−9.94%
35.10 → 31.61 · 2.8σ

Fell 9.9% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

MARA
−9.45%
8.36 → 7.57 · 2.1σ

Fell 9.4% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

SNOW
−9.15%
335.64 → 304.93 · 2.9σ

Fell 8.2%. No single news catalyst was reported; the S&P 500 moved -0.9%.

MSTR
−8.65%
148.75 → 135.88 · 1.7σ

Fell 7.1%. No single news catalyst was reported; the S&P 500 moved -0.9%.

MRNA
−8.44%
235.88 → 215.97 · 1.5σ

Fell 9.2%. No single news catalyst was reported; the S&P 500 moved -0.9%.

PANW
−8.25%
372.80 → 342.06 · 2.7σ

Fell 8.3% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

STX
−8.04%
685.96 → 630.83 · 2.2σ

Fell 8.0% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

PLTR
−7.76%
199.96 → 184.44 · 3.3σ

Fell 7.0%. No single news catalyst was reported; the S&P 500 moved -0.9%.

RKLB
−7.57%
55.23 → 51.05 · 2.0σ

Fell 7.6% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

COHR
−7.48%
251.10 → 232.33 · 1.6σ

Fell 7.5% in a broad tech and AI-hardware selloff: Nasdaq-100 ETF -2.2%, S&P 500 -1.1%, AMD -4.7%, Micron -5.1%, Broadcom -3.4%. No single company-specific cause was reported.

CRWD
−7.40%
244.97 → 226.85 · 2.0σ

Fell 7.5%. No single news catalyst was reported; the S&P 500 moved -0.9%.

DDOG
−7.30%
265.44 → 246.07 · 2.8σ

Fell 7.3% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

ASTS
−7.26%
43.94 → 40.75 · 1.7σ

Fell 7.3% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

IONQ
−7.15%
33.98 → 31.55 · 1.7σ

Fell 7.2% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

WDC
−6.94%
352.43 → 327.97 · 2.0σ

Fell 6.9% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

BMNR
−6.84%
23.23 → 21.64 · 1.4σ

Fell 6.8% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

OKLO
−6.75%
29.92 → 27.90 · 1.6σ

Fell 6.8% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

ARM
−6.55%
243.21 → 227.29 · 1.5σ

Fell 6.5% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

BE
−6.18%
234.57 → 220.08 · 1.3σ

Fell 6.2% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

SNDK
−5.76%
1,373.72 → 1,294.65 · 1.3σ

Fell 5.8% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

INTC
−5.54%
94.77 → 89.52 · 1.7σ

Fell 5.5% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

LITE
−5.20%
868.69 → 823.48 · 1.1σ

Fell 5.2% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

MU
−5.08%
924.61 → 877.66 · 1.6σ

Fell 5.1% as the tech sell-off extended: the Nasdaq closed down 2.1% for its worst week since June and the S&P 500 lost 1.1%, on worries that AI builders reliant on debt markets may struggle to keep borrowing with bond yields at multi-year highs. No single company-specific catalyst was reported; the move tracked the sector.

SKHY
−4.90%
144.17 → 137.11 · 1.3σ

No story in our records explains this move yet.

COIN
−4.87%
182.14 → 173.27 · 1.1σ

No story in our records explains this move yet.

MRVL
−4.86%
239.05 → 227.44 · 1.1σ

No story in our records explains this move yet.

ALAB
−4.80%
299.46 → 285.10 · 1.1σ

No story in our records explains this move yet.

NOW
−4.78%
148.65 → 141.55 · 1.8σ

No story in our records explains this move yet.

SHOP
−4.70%
177.34 → 169.01 · 1.8σ

No story in our records explains this move yet.

AMD
−4.68%
554.34 → 528.42 · 1.6σ
ANET
−4.62%
185.49 → 176.92 · 1.9σ

No story in our records explains this move yet.

APP
−4.57%
278.74 → 266.01 · 1.8σ

No story in our records explains this move yet.

DELL
−4.49%
471.22 → 450.07 · 1.3σ

No story in our records explains this move yet.

GLW
−4.40%
137.62 → 131.57 · 1.3σ

No story in our records explains this move yet.

CRDO
−4.33%
176.95 → 169.29 · 0.8σ
HOOD
−4.31%
103.09 → 98.65 · 1.0σ

No story in our records explains this move yet.

ORCL
−4.03%
133.37 → 128.00 · 1.3σ

No story in our records explains this move yet.

CVX
+3.13%
218.13 → 224.96 · 2.4σ

No story in our records explains this move yet.

GOOGL
−2.52%
348.62 → 339.85 · 2.1σ

No story in our records explains this move yet.

PEP
+2.30%
128.77 → 131.73 · 2.2σ
QQQ
−2.22%
725.61 → 709.53 · 2.6σ
KO
+2.03%
91.97 → 93.84 · 2.3σ

No story in our records explains this move yet.

SPY
−1.14%
771.59 → 762.77 · 2.3σ

No story in our records explains this move yet.

CRCL
+10.48%
77.49 → 85.61 · 2.2σ

Rose 10.5% on a day the broad market was little changed (S&P 500 +0.4%, Nasdaq-100 ETF +0.3%), a rebound after two heavy selling days. No single news catalyst was reported.

CRWV
+10.32%
61.75 → 68.13 · 2.3σ

Rose 10.3% on a day the broad market was little changed (S&P 500 +0.4%, Nasdaq-100 ETF +0.3%), a rebound after two heavy selling days. No single news catalyst was reported.

IONQ
+8.95%
31.19 → 33.98 · 2.2σ

Rose 8.9% on a day the broad market was little changed (S&P 500 +0.4%, Nasdaq-100 ETF +0.3%), a rebound after two heavy selling days. No single news catalyst was reported.

APP
+8.31%
257.35 → 278.74 · 3.6σ

Rose 8.3%. No single news catalyst was reported; the S&P 500 moved +0.4%.

RDDT
+7.33%
146.91 → 157.68 · 2.6σ

No story in our records explains this move yet.

SOFI
+7.17%
14.09 → 15.10 · 3.0σ

Rose 7.2%. No single news catalyst was reported; the S&P 500 moved +0.4%.

NOW
+6.84%
139.13 → 148.65 · 2.7σ

Rose 6.8%. No single news catalyst was reported; the S&P 500 moved +0.4%.

ASTS
+6.60%
41.22 → 43.94 · 1.5σ

No story in our records explains this move yet.

NKE
+6.19%
35.07 → 37.24 · 3.3σ

Rose 6.2%. No single news catalyst was reported; the S&P 500 moved +0.4%.

COIN
+6.11%
171.66 → 182.14 · 1.5σ

No story in our records explains this move yet.

DELL
−6.06%
501.61 → 471.22 · 1.8σ

No story in our records explains this move yet.

GME
+5.99%
26.30 → 27.88 · 2.7σ

Rose 6.1%. No single news catalyst was reported; the S&P 500 moved +0.4%.

BMNR
+5.64%
21.99 → 23.23 · 1.2σ

No story in our records explains this move yet.