Categories/Air Purifiers/Shark NeverChange MAX 1200 Sq Ft HEPA Air Purifier, 5-Year HEPA-Exceeding Filter, Captures Pollutants, Pet Dander, Dust, and Smoke, HP300 Charcoal Gray
healthy

Buy-box price is 0.0% below MSRP and a 1P seller controls the listing

Shark NeverChange MAX 1200 Sq Ft HEPA Air Purifier, 5-Year HEPA-Exceeding Filter, Captures Pollutants, Pet Dander, Dust, and Smoke, HP300 Charcoal Gray

Shark NeverChange MAX 1200 Sq Ft HEPA Air Purifier, 5-Year HEPA-Exceeding Filter, Captures Pollutants, Pet Dander, Dust, and Smoke, HP300 Charcoal Gray

Shark·
ID 1496008500

The Shark NeverChange MAX 1200 Sq Ft HEPA Air Purifier, 5-Year HEPA-Exceeding Filter, Captures Pollutants, Pet Dander, Dust, and Smoke, HP300 Charcoal Gray was tracked for 30 day(s). During this period, the Buy Box price was $305.00 against an MSRP/MAP of $305.00. The product's pricing health is currently flagged as healthy.

Tracked 31 days · past 30-day window
Last updated Jul 31, 2026

Price Overview

FLOOR PRICE ($)

$305.00

MAX PRICE ($)

$305.00

AVG PRICE ($)

$305.00

EROSION (%)

0.00%

MSRP/MAP ($)

$305.00

Price erosion from MSRP
Minimal0.00% below MSRP
MinimalModerateSevere

The product held steady at $305.00 throughout the tracking period. The floor price held at or above its MSRP of $305.00, showing no erosion during the period.

Tracking window: Jul 1, 2026 – Jul 31, 2026

Buy box distribution

100%1P
1P · 1 seller, 100% share3P · 2 sellers, 0% share
Sellers won
1 of 3tracked sellers
Changed hands
0 timesover 30 days
SellerConditionPrice vs MSRPBuy box daysErosion
1PWalmart.com· Top
New
$305.00
at MSRP
30d (100%)
0.00%
3PWalmart
New
$296.00
−$9.00 below MSRP
0d (0%)
2.95%
3PWarmfortune
New
$321.70
+$16.70 above MSRP
0d (0%)
-5.48%
Erosion severity: green under 10%, yellow 10–20%, red above 20%

The Buy Box for Shark NeverChange MAX 1200 Sq Ft HEPA Air Purifier, 5-Year HEPA-Exceeding Filter, Captures Pollutants, Pet Dander, Dust, and Smoke, HP300 Charcoal Gray is primarily held by Walmart.com (1P) with a 100% share, winning the Buy Box for 30 out of 30 tracked days. Only 1 of 3 total sellers have won the Buy Box.

Seller density vs. price erosion

Buy-box priceActive sellersMSRP $305.00
Peak seller pressure3 sellers on Jul 4Highest count during tracking window
Price impact at peak$0.00$305.00 → $305.00
Price trendStableBased on trailing 30 days
Seller proliferation↓ Decreasing-0.0/day avg · -1 net

Buy-box price held flat at $305.00 throughout the tracking period. Price opened right at MSRP ($305.00). Seller count peaked at 3 on 07/04, easing off since — adding -1 net seller over the full period. The crowding was short-lived — sellers came in, didn't find enough margin to stay, and pulled back.

Seller churn and influx

Comparing sellers before Jul 29 vs last 3 days of 30-day tracking period

2 3P sellers exited the listing — channel cleanup signal.

2 sellers exited with no new entrants — competitive pressure easing.

New entrants (0)

No new sellers in recent period

Exited (2)
Persistent (1)

Key Findings

healthy
Price Erosion

$0.00

Intact0% below MSRP

Pricing is intact — no measurable erosion from MSRP.

Seller Activity

2 3P Sellers

Controlled2 exited

3P activity is limited to 2 sellers — controlled, though 2 have since exited.

Buy Box

Walmart.com

Controlled1P · 30 wins

Buy-box is controlled — Walmart.com (1P) leads with 30 wins at $305.00, and 3P interference is minimal.

Recommended Actions
1

Channel health is stable — maintain current monitoring cadence and review pricing quarterly.

Free 7-Day ReportTrack any product listing

Get a Free MAP & Buy Box Compliance Report for Your Product

Enter your product URL and MAP price. We will monitor 3P seller crowding, Buy Box shifts, and price erosion over the next 7 days and email you a comprehensive compliance report.

Track Your Product

Free