Prime Day Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Prime Day sales on Amazon US totaled 86,100 units in July 2026 (▼ 23.9% vs. the prior month), generating an estimated $2,306,298 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 79.0% of unit volume and 86.3% of revenue, while a typical listing is priced at $17.30. The keyword itself pulled 722 Amazon queries over the same period (▼ 93.7% MoM).
Zooming out to the 12-month window ending July 2026, the prime day Top 50 moved 911,000 units and $21,999,847 in cumulative sales — an average of 75,917 units and $1,833,321 per month. Monthly throughput topped out at 113,100 units in June 2026 and dipped to 49,350 in September 2025, leaving the latest reading 37.3% higher than August 2025.
Prime Day Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
86.1K
▼ 23.9% MoM
Monthly Revenue 2026/07
$2.3M
▼ 19.1% MoM
Top 10 Market Share 2026/07
79.0%
Prime Day Market Share & Sales Concentration on Amazon US — July 2026
The most-sold prime day listing on Amazon US in July 2026 is ASIN B0BG6FXQCC (Brand: PRIME PROMETICS), which sold 20,000 units at $28.00 apiece — equal to 23.2% of every unit tracked in this report.
The Top 10 ASINs account for 68,000 units and $1,990,630 in July 2026 — 79.0% of unit volume and 86.3% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Prime Day' on Amazon
July 2026
Is 79.0% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0BG6FXQCC
Prime Prometics PrimeLash Mascara for Older Woman (Black) | Volumizing, Incredible Length in 2 Coats, Long-Stay, Zero Clumps, Hypoallergenic
20K
▼ 33.3%vs. prior month
$560K
latest month
12-month trend
B0G1T61T7X
Prime Prometics Color Changing Foundation for Mature Women | Instantly Adapts to Your Skin Tone, Buildable Light-to-Medium Coverage, 12-Hour Wear, Natural Dewy Finish, Hypoallergenic
20K
▲ 0.0%vs. prior month
$880K
latest month
12-month trend
B00LSRU162
Hanes Men's Undershirts T-Shirt Pack, V-Neck Cotton Tees for Men, Moisture-Wicking, Odor Control, White Multi-Pack
5K
▼ 50.0%vs. prior month
$97.4K
latest month
12-month trend
B0C9TWPN2Z
PRIME PROMETICS PrimeEyes Glide Eyeliner for Mature Women (Wood (brown)) | Waterproof, Long-Stay and Mess-Proof, Gel Creme Texture, Built-in Discreet Sharpener and Effective Smudger
4K
▼ 33.3%vs. prior month
$112K
latest month
12-month trend
B01M17FKL2
e.l.f. Prime & Stay Finishing Powder, Sets Makeup, Controls Shine & Smooths Complexion, Delivers A Matte Finish, Vegan & Cruelty-Free, Light/Medium
4K
▲ 33.3%vs. prior month
$16K
latest month
12-month trend
B0B1VZW7DB
PRIME HYDRATION ICE POP | Sports Drinks | Electrolyte Enhanced for Ultimate Hydration | 250mg BCAAs | B Vitamins | Antioxidants | 2g Of Sugar | 16.9 Fluid Ounce | 12 Pack
3K
▼ 50.0%vs. prior month
$70.5K
latest month
12-month trend
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Best Prime Day Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
PRIME PROMETICS is the best-performing prime day brand in July 2026, moving 50,000 units across 5 ASINs for 73.5% of Top 10 volume. PRIME HYDRATION follows with 6,000 units (8.8%), ahead of Hanes on 5,000 units (7.4%).
With 5 brands splitting the Top 10 and 89.7% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $17.96 to $31.20, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
PRIME PROMETICS
5 ASINs in Top 10
73.5%
Units
50K
Revenue
$1.7M
Avg. price
$31.20
B0BG6FXQCC
$28.00·★4.0·27.2K revsPrime Prometics PrimeLash Mascara for Older Woman (Black) | Volumizing, Incredible Length in 2 Coats, Long-Stay, Zero Clumps, Hypoallergenic
Units sold20KB0G1T61T7X
$44.00·★3.8·3.8K revsPrime Prometics Color Changing Foundation for Mature Women | Instantly Adapts to Your Skin Tone, Buildable Light-to-Medium Coverage, 12-Hour Wear, Natural Dewy Finish, Hypoallergenic
Units sold20KB0C9TWPN2Z
$28.00·★4.1·12.7K revsPRIME PROMETICS PrimeEyes Glide Eyeliner for Mature Women (Wood (brown)) | Waterproof, Long-Stay and Mess-Proof, Gel Creme Texture, Built-in Discreet Sharpener and Effective Smudger
Units sold4KB0C9TXLWLY
$28.00·★4.1·12.8K revsPRIME PROMETICS PrimeEyes Glide Eyeliner for Mature Women (Black) | Waterproof, Long-Stay and Mess-Proof, Gel Creme Texture, Built-in Discreet Sharpener and Effective Smudger
Units sold3KB0G3Y86V86
$28.00·★4.4·444 revsPRIME PROMETICS Instant Coverage Hairline Powder (Brunette) | For Mature Women, Covers Grays, Roots & Thinning Areas, Water & Sweat-Resistant, Natural, Fuller-Looking Hairline
Units sold3K
PRIME HYDRATION
2 ASINs in Top 10
8.8%
Units
6K
Revenue
$114.9K
Avg. price
$19.79
B0B1VZW7DB
$23.99·★4.6·1.9K revsPRIME HYDRATION ICE POP | Sports Drinks | Electrolyte Enhanced for Ultimate Hydration | 250mg BCAAs | B Vitamins | Antioxidants | 2g Of Sugar | 16.9 Fluid Ounce | 12 Pack
Units sold3KB0FK5Y971P
$15.58·★4.7·295 revsPRIME HYDRATION VARIETY Sports Drinks, Electrolyte Enhanced to Replenish Fluids, 177mg BCAAs, B Vitamins, Antioxidants, Low Sugar, 12 Fl Oz (Pack of 15)
Units sold3K
Hanes
1 ASIN in Top 10
7.4%
Units
5K
Revenue
$97.4K
Avg. price
$17.96
B00LSRU162
$17.96·★4.4·7K revsHanes Men's Undershirts T-Shirt Pack, V-Neck Cotton Tees for Men, Moisture-Wicking, Odor Control, White Multi-Pack
Units sold5K
Trending Prime Day Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. On the growth side, B0FKMYNXNQ leads positive momentum with ▲ 150.0% MoM growth on 500 units, with B0F3VL4GLN close behind at ▲ 100.0% MoM on 200 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0FKMYNXNQ
Seamless No Show Underwear Womens Sexy High Waisted Panties Briefs 6 Pack
Price
$14.97
Rating
4.2
Reviews
709
Latest month sales
B0F3VL4GLN
Zeagoo 3/4 Length Sleeve Womens Tops Round Neck Casual Summer Tunic Tops Basic Tees Blouses Dressy T-Shirts Pleated Shirts
Price
$8.41
Rating
4.4
Reviews
4.6K
Latest month sales
B0FK5Y971P
PRIME HYDRATION VARIETY Sports Drinks, Electrolyte Enhanced to Replenish Fluids, 177mg BCAAs, B Vitamins, Antioxidants, Low Sugar, 12 Fl Oz (Pack of 15)
Unlock to view ASIN details and product titles
Price
$15.58
Rating
4.7
Reviews
295
Latest month sales
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