-
HP
SKU: KT292ET
KT292ET - HP 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm 1.8V Memory Module
Price:$110.25$89.64In Stock -
HP
SKU: KT292AT
KT292AT - HP 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm 1.8V Memory Module
Price:$110.25$89.64In Stock -
HP
SKU: KT292AAR
KT292AAR - HP 1GB DDR2-800MHz PC2-6400 Non-ECC Unbuffered CL6 200-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
HP
SKU: KT292AAA
KT292AAA - HP 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
HP
SKU: KT292AA
KT292AA - HP 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm 1.8V Memory Module
Price:$110.25$89.64In Stock -
HP
SKU: KT292A
KT292A - HP 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm 1.8V Memory Module
Price:$110.25$89.64In Stock -
Kingston Technology
SKU: KSYMD100128
KSYMD100128 - Kingston 128MB 100MHz PC100 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module for Sony PCGA-MM128S, PCGE-MM128S
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSYC1128
KSYC1128 - Kingston 128MB PC66 66MHz non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSY-R505/256
KSY-R505/256 - Kingston 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSY-F250/256
KSY-F250/256 - Kingston 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSY-F250/128
KSY-F250/128 - Kingston 128MB 100MHz PC100 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module for Sony PCGA-MM7128, PCGA-MMX128, PCGE-MMF128
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KST-16LS11/4
KST-16LS11/4 - Kingston 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Memory Module
Price:$94.07$78.39In Stock -
Kingston Technology
SKU: KSM32SES8/8MR
KSM32SES8/8MR - Kingston 8GB PC4-25600 DDR4-3200MHz ECC Unbuffered CL22 SoDIMM 1.2V Single-Rank Memory Module
Price:$92.40$77.00In Stock -
Kingston Technology
SKU: KSM32SES8/8HD
KSM32SES8/8HD - Kingston 8GB PC4-25600 DDR4-3200MHz ECC Unbuffered CL22 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$92.40$77.00In Stock -
Kingston Technology
SKU: KSM32SES8/16HC
KSM32SES8/16HC - Kingston Technology 16GB PC4-25600 DDR4-3200MHz ECC Unbuffered CL22 SoDIMM 1.2V Single-Rank Memory Module
Price:$138.00$115.00In Stock -
Kingston Technology
SKU: KSM32SED8/16MR
KSM32SED8/16MR - Kingston 16GB PC4-25600 DDR4-3200MHz ECC Unbuffered CL22 260-Pin SoDimm 1.2V Dual Rank Memory Module
Price:$138.00$115.00In Stock -
HYNIX
SKU: KSM32SED8/16HD
KSM32SED8/16HD - Hynix 16GB PC4-25600 DDR4-3200MHz ECC Unbuffered CL22 SoDIMM 1.2V Dual-Rank Memory Module ( D)
Price:$138.00$115.00In Stock -
Kingston Technology
SKU: KSM29SES8/8MR
KSM29SES8/8MR - Kingston Technology 8GB PC4-23400 DDR4-2933MHz ECC Unbuffered CL21 SoDIMM 1.2V Single-Rank Memory Module
Price:$134.40$112.00In Stock -
Kingston Technology
SKU: KSM29SES8/8HD
KSM29SES8/8HD - Kingston 8GB PC4-23400 DDR4-2933MHz ECC Unbuffered CL21 SoDIMM 1.2V Single-Rank Memory Module
Price:$134.40$112.00In Stock -
Kingston Technology
SKU: KSM29SES8/16HC
KSM29SES8/16HC - Kingston Technology 16GB PC4-23400 DDR4-2933MHz ECC Unbuffered CL21 SoDIMM 1.2V Single-Rank Memory Module
Price:$138.00$115.00In Stock -
Kingston Technology
SKU: KSM29SED8/16HD
KSM29SED8/16HD - Kingston 16GB PC4-23400 DDR4-2933MHz ECC Unbuffered CL21 260-Pin SoDimm 1.2V Dual Rank Memory Module
Price:$159.60$133.00In Stock -
Kingston Technology
SKU: KSM26SES8/8MR
KSM26SES8/8MR - Kingston Technology 8GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
Price:$128.40$107.00In Stock -
Kingston Technology
SKU: KSM26SES8/8ME
KSM26SES8/8ME - Kingston 8GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 260-Pin SoDimm 1.2V Single Rank Memory Module (Micron E)
Price:$128.40$107.00In Stock -
Kingston Technology
SKU: KSM26SES8/8HD
KSM26SES8/8HD - Kingston Technology 8GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
Price:$92.40$77.00In Stock -
Kingston Technology
SKU: KSM26SES8/16ME
KSM26SES8/16ME - Kingston 16GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$152.69$127.24In Stock -
Kingston Technology
SKU: KSM26SES8/16HC
KSM26SES8/16HC - Kingston Technology 16GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
Price:$138.00$115.00In Stock -
Kingston Technology
SKU: KSM26SED8/16HD
KSM26SED8/16HD - Kingston 16GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 260-Pin SoDimm 1.2V Dual Rank Memory Module
Price:$138.00$115.00In Stock -
Kingston Technology
SKU: KSM24SES8/8ME
KSM24SES8/8ME - Kingston 8GB PC4-19200 DDR4-2400MHz ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module (Micron E)
Price:$159.60$133.00In Stock -
Kingston Technology
SKU: KSE17832
KSE17832 - Kingston 32MB 66MHz PC66 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSE178/16
KSE178/16 - Kingston 16MB 66MHz PC66 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSE-MB800/256
KSE-MB800/256 - Kingston 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KSE-MB800/128
KSE-MB800/128 - Kingston 128MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$73.80$60.00In Stock -
PNY Technology
SKU: KS4GBN16Q1066E-SB
KS4GBN16Q1066E-SB - PNY Technology 4GB Kit 2x2GB DDR3-1066MHz PC3-8500 Non-ECC Unbuffered CL7 204-Pin SODIMM 1.5V Dual Rank Memory Module
Price:$130.37$105.99In Stock -
PNY Technology
SKU: KS4GBN08M1066E-SB
KS4GBN08M1066E-SB - PNY Technology 4GB Kit 2x2GB DDR3-1066MHz PC3-8500 Non-ECC Unbuffered CL7 204-Pin SODIMM 1.5V Dual Rank Memory Module
Price:$130.37$105.99In Stock -
Dell
SKU: KRVFX
KRVFX - Dell 8GB DDR4-3200MHz PC4-25600 non-ECC Unbuffered CL22 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$113.37$92.17In Stock -
HP
SKU: KR185AV
KR185AV - HP 4GB 2 x 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V Memory Module
Price:$139.14$113.12In Stock -
HP
SKU: KR182AV
KR182AV - HP 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$95.10$77.32In Stock -
HP
SKU: KR072AV
KR072AV - HP 4GB 2 x 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V Memory Module
Price:$139.14$113.12In Stock -
HP
SKU: KR069AV
KR069AV - HP 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$95.10$77.32In Stock -
HP
SKU: KR068AV
KR068AV - HP 1GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$109.10$88.70In Stock -
HP
SKU: KQ436-69006
KQ436-69006 - HP 2GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm 1.8V Memory Module
Price:$96.11$78.13In Stock -
Kingston Technology
SKU: KPR6400SO/2GR
KPR6400SO/2GR - Kingston 2GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm Dual Rank Memory Module
Price:$73.80$60.00In Stock -
Kingston Technology
SKU: KPR6400SO/1GR
KPR6400SO/1GR - Kingston 1GB DDR2-800MHz PC2-6400 non-ECC Unbuffered CL6 200-Pin SoDimm Dual Rank Memory Module
Price:$92.27$76.89In Stock -
Kingston Technology
SKU: KPR5300SO/1GR
KPR5300SO/1GR - Kingston 1GB DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 200-Pin SoDimm Single Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KPR5300S0/2GR
KPR5300S0/2GR - Kingston 2GB DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 200-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
HP
SKU: KP868AV
KP868AV - HP 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$95.10$77.32In Stock -
HP
SKU: KP867AV
KP867AV - HP 2GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$159.63$129.78In Stock -
HP
SKU: KP866AV
KP866AV - HP 1GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$109.10$88.70In Stock -
HP
SKU: KP864AV
KP864AV - HP 512MB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V Single Rank Memory Module
Price:$139.56$113.46In Stock -
HP
SKU: KP863AV
KP863AV - HP 2GB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V 2R Memory Module
Price:$107.37$87.29In Stock -
HP
SKU: KP862AV
KP862AV - HP 2GB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V Memory Module
Price:$174.50$141.87In Stock -
HP
SKU: KP861AV
KP861AV - HP 1GB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V 2R Memory Module
Price:$119.25$96.95In Stock -
HP
SKU: KP859AV
KP859AV - HP 512MB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V 2R Memory Module
Price:$129.42$105.22In Stock -
Kingston Technology
SKU: KP22BC-ELD
KP22BC-ELD - Kingston 2GB PC3-10600 DDR3-1333MHz non-ECC Unbuffered CL9 SoDIMM Dual-Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1-HYB
KNWMX1-HYB - Kingston 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Memory Module
Price:$94.07$78.39In Stock -
Kingston Technology
SKU: KNWMX1-HYA
KNWMX1-HYA - Kingston 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1-ETF
KNWMX1-ETF - Kingston 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1-ETBS
KNWMX1-ETBS - Kingston Technology 4GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 SoDIMM 1.35V Single-Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1-ETB-06
KNWMX1-ETB-06 - Kingston 4GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1-ETB
KNWMX1-ETB - Kingston 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KNWMX1
KNWMX1 - Kingston Technology 4GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 SoDIMM 1.35V Dual-Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KN2M64-MINS
KN2M64-MINS - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-MIN
KN2M64-MIN - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-HYB
KN2M64-HYB - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-HYA
KN2M64-HYA - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-ETFS
KN2M64-ETFS - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-ETF
KN2M64-ETF - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KN2M64-ETBS151358VDV
KN2M64-ETBS151358VDV - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-ETBS14524AC4J
KN2M64-ETBS14524AC4J - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-ETBS
KN2M64-ETBS - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm Dual Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KN2M64-ETBK1PMWG
KN2M64-ETBK1PMWG - Kingston Technology 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 SoDIMM 1.35V Dual-Rank Memory Module
Price:$109.87$91.56In Stock -
Kingston Technology
SKU: KN2M64-ETB
KN2M64-ETB - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KN2M64-1333
KN2M64-1333 - Kingston 8GB PC3-12800 DDR3-1600MHz non-ECC Unbuffered CL11 204-Pin SoDimm Dual Rank Memory Module
Price:$139.78$116.48In Stock -
Acer
SKU: KN2GB0G004
KN2GB0G004 - Acer RAM Module 2 GB -DDR2 SDRAM 667 MHz DDR2-667/PC2-5300 200-pin SoDIMM
Price:$72.35$58.82In Stock -
MICRON
SKU: KN.8GB07.042
KN.8GB07.042 - Micron 8GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 260-Pin SoDimm 1.2V Dual Rank Memory Module
Price:$119.81$97.41In Stock -
Samsung
SKU: KMM466S823CT2-F0QC
KMM466S823CT2-F0QC - Samsung 64MB PC100 100MHz Non-Parity CL2 3.3V 144-Pin SDRAM SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM466S424CT-F0
KMM466S424CT-F0 - Samsung 32MB SDRAM-66MHz PC166 Non-Parity CL2 144-Pin SoDIMM 3.3V Memory Module
Price:$86.54$70.36In Stock -
Samsung
SKU: KMM466S424CT
KMM466S424CT - Samsung 32MB PC100 100MHz Non-Parity CL2 3.3V 144-Pin SDRAM SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM466F804CS1-L6M
KMM466F804CS1-L6M - Samsung 64MB EDO non-parity 3.3v 144-Pin SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM466F804BS1-L6M
KMM466F804BS1-L6M - Samsung 64MB EDO non-parity 3.3v 144-Pin SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM464S824CT1-FL
KMM464S824CT1-FL - Samsung 64MB 100MHz PC100 non-ECC Unbuffered 144-Pin SoDimm Memory Module
Price:$81.33$66.12In Stock -
Samsung
SKU: KMM464S824CT1-FH
KMM464S824CT1-FH - Samsung 64MB PC100 100MHz non-ECC Unbuffered 144-Pin SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM464S3323BN-FHQ
KMM464S3323BN-FHQ - Samsung 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm Memory Module
Price:$82.41$67.00In Stock -
Samsung
SKU: KMM464S1724T1-FL
KMM464S1724T1-FL - Samsung 128MB PC100 100MHz non-ECC unbuffered 144-Pin SoDimm Memory Module
Price:$73.80$60.00In Stock -
Samsung
SKU: KMM378S3320TQ-GH
KMM378S3320TQ-GH - Samsung 256MB PC100 100MHz ECC 200-Pin DIMM Memory Module for AlphaServer DS10 AlphaStation XP900
Price:$125.60$102.11In Stock -
Kingston Technology
SKU: KMKYF9-MIH
KMKYF9-MIH - Kingston 8GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KMKYF9-MID
KMKYF9-MID - Kingston 8GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KMKYF9-MIB
KMKYF9-MIB - Kingston 8GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$84.00$70.00In Stock -
Kingston Technology
SKU: KMKYF9-HYA
KMKYF9-HYA - Kingston 8GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$86.10$70.00In Stock -
Kingston Technology
SKU: KMKYF9
KMKYF9 - Kingston 8GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 260-Pin SoDimm 1.2V Single Rank Memory Module
Price:$118.35$98.63In Stock -
HP
SKU: KM975AV
KM975AV - HP 1GB DDR2-800MHz non-ECC Unbuffered CL6 200-Pin SODIMM 1.8V 2R Memory Module
Price:$109.10$88.70In Stock -
HP
SKU: KM688AV
KM688AV - HP 2GB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V 2R Memory Module
Price:$107.37$87.29In Stock -
HP
SKU: KM687AV
KM687AV - HP 1GB DDR2-667MHz non-ECC Unbuffered CL5 200-Pin SODIMM 1.8V 2R Memory Module
Price:$119.25$96.95In Stock -
Price:$145.77$118.51In Stock
-
Kingston Technology
SKU: KKN2NM-MIE
KKN2NM-MIE - Kingston Technology 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
Price:$47.31$38.46In Stock -
Dell
SKU: KK708
KK708 - Dell 512MB PC2-4200 DDR2-533MHz non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
Price:$98.56$80.13In Stock