UMP-45 | Mudder (Factory New) price — from $0.31 | CS2Price
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CS2Price › UMP-45 | Mudder › UMP-45 | Mudder (Factory New)

UMP-45 | Mudder (Factory New)

UMP-45 | Mudder (Factory New) — CS2 skin image, Consumer Grade rarity

UMP-45 | Mudder (Factory New) is a Consumer Grade CS2 skin from The 2018 Inferno Collection, float 0.06–0.07. Tracked on 9 markets: cheapest at $0.31 (CSFloat), highest at $1.02, a 229% spread. Skin author: kr1j (per the Steam Workshop).

UMP-45Consumer GradeFactory New

All prices & listings →

$0.31cheapest · CSFloat
229%spread between markets
$0.25instant sell · Market.CSGO
$0.67net when listed · YouPin898

The misunderstood middle child of the SMG family, the UMP45's small magazine is the only drawback to an otherwise versatile close-quarters automatic. It has been painted in a marbleized pattern.

Where to buy UMP-45 | Mudder (Factory New) cheapest

#MarketPrice
1CSFloat$0.31
2Skinport$0.32
3BUFF163$0.33
4LIS-SKINS$0.33
5Waxpeer$0.33
6CS.MONEY$0.34
7Market.CSGO$0.36
8YouPin898$0.68
9Steam$1.02

Full comparison with history, live listings and a float filter — on the UMP-45 | Mudder (Factory New) comparison page.

Sell instantly: buy orders

MarketOrderYou receive
Market.CSGO$0.26 × 69$0.25
BUFF163$0.25$0.24

"You receive" is net of the marketplace fee.

Used in trade-up contracts

This item is used as an input in 2 trade-up contract(s) from our database.

Price history

224160 2026-07-25: from $0.53 to $0.702026-07-26: from $0.52 to $0.722026-07-27: from $0.50 to $0.752026-07-28: from $0.52 to $0.962026-07-29: from $0.52 to $0.972026-07-30: from $0.55 to $0.982026-07-31: from $0.56 to $0.712026-08-01: from $0.58 to $0.712026-08-02: from $0.56 to $0.752026-08-03: from $0.52 to $0.992026-08-04: from $0.56 to $1.002026-08-05: from $0.54 to $0.742026-08-06: from $0.54 to $1.012026-08-07: from $0.54 to $0.992026-08-08: from $0.56 to $0.682026-08-09: from $0.54 to $0.712026-08-10: from $0.47 to $1.002026-08-11: from $0.56 to $0.702026-08-12: from $0.55 to $1.002026-08-13: from $0.55 to $1.012026-08-14: from $0.56 to $1.022026-08-15: from $0.58 to $0.712026-08-16: from $0.64 to $0.732026-08-17: from $0.57 to $1.032026-08-18: from $0.60 to $0.732026-08-19: from $0.64 to $0.722026-08-20: from $0.65 to $1.042026-08-21: from $0.61 to $1.022026-08-22: from $0.57 to $1.012026-08-23: from $0.64 to $0.782026-08-24: from $0.70 to $0.762026-08-25: from $0.67 to $0.802026-08-26: from $0.68 to $0.782026-08-27: from $0.70 to $0.802026-08-28: from $0.65 to $0.812026-08-29: from $0.63 to $0.742026-08-30: from $0.61 to $0.742026-08-31: from $0.64 to $0.752026-09-01: from $0.64 to $0.802026-09-02: from $0.63 to $0.752026-09-03: from $0.62 to $0.732026-09-04: from $0.63 to $0.672026-09-05: from $0.61 to $0.672026-09-06: from $0.62 to $0.722026-09-07: from $0.61 to $0.772026-09-08: from $0.63 to $0.732026-09-09: from $0.59 to $0.712026-09-10: from $0.58 to $0.712026-09-11: from $0.57 to $0.702026-09-12: from $0.55 to $0.682026-09-13: from $0.55 to $0.642026-09-14: from $0.53 to $0.632026-09-15: from $0.52 to $0.632026-09-16: from $0.51 to $0.592026-09-17: from $0.49 to $0.612026-09-18: from $0.49 to $0.602026-09-19: from $0.47 to $0.582026-09-20: from $0.48 to $0.562026-09-21: from $0.49 to $0.562026-09-22: from $0.46 to $0.622026-09-23: from $0.51 to $0.602026-09-24: from $0.50 to $0.592026-09-25: from $0.46 to $0.592026-09-26: from $0.46 to $0.592026-09-27: from $0.51 to $0.702026-09-28: from $0.50 to $0.582026-09-29: from $0.50 to $0.562026-09-30: from $0.49 to $0.692026-10-01: from $0.48 to $0.682026-10-02: from $0.48 to $0.552026-10-03: from $0.47 to $0.562026-10-04: from $0.46 to $0.522026-10-05: from $0.46 to $0.642026-10-06: from $0.47 to $0.692026-10-07: from $0.44 to $0.692026-10-08: from $0.40 to $0.522026-10-09: from $0.39 to $0.492026-10-10: from $0.37 to $0.682026-10-11: from $0.35 to $0.512026-10-12: from $0.39 to $0.512026-10-13: from $0.33 to $0.672026-10-14: from $0.38 to $0.672026-10-15: from $0.36 to $0.652026-10-16: from $0.36 to $0.672026-10-17: from $0.35 to $0.672026-10-18: from $0.36 to $0.472026-10-19: from $0.33 to $0.682026-10-20: from $0.33 to $0.672026-10-21: from $0.33 to $0.672026-10-22: from $0.32 to $0.672026-10-23: from $0.31 to $0.66 2026-07-25 2026-09-08 2026-10-23
-41.4%over 91 days
$0.31low · 2026-10-23
$0.70high · 2026-08-27
5,087price samples

Other wears and versions

Minimal Wear — $0.01 Field-Tested — $0.01 Well-Worn — $0.01 Battle-Scarred — $0.01 Souvenir Factory New — $0.89 Souvenir Minimal Wear — $0.04 Souvenir Field-Tested — $0.02 Souvenir Well-Worn — $0.02 Souvenir Battle-Scarred — $0.02

All UMP-45 | Mudder wears on one page →

All listings & prices in the app

FAQ

Who created the UMP-45 | Mudder skin?
kr1j — author of the Steam Workshop submission this skin is based on. Matched by submission name; Valve provides no official attribution for it.
How much does UMP-45 | Mudder (Factory New) cost?
The lowest price is $0.31 on CSFloat; the highest we track is $1.02. That is a 229% spread between markets.
What is the float range of Factory New?
From 0.06 to 0.07. The skin's full range is 0.06–0.8.
Where is UMP-45 | Mudder (Factory New) cheapest to buy?
Right now the best price is on CSFloat at $0.31. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for UMP-45 | Mudder (Factory New) instantly?
Selling into the buy order on Market.CSGO nets $0.25 after the 5% fee.
How much would listing it for sale bring?
The best market is YouPin898: $0.68 list price, $0.67 net after fees.
Is the UMP-45 | Mudder (Factory New) price going up or down?
Over the last 91 days it fell by 41.4%. Low $0.31 (2026-10-23), high $0.70 (2026-08-27), based on 5087 price samples.
What floats are currently listed?
74 live listings: floats from 0.0615 to 0.0699, median 0.0672. 4 of them are below 0.064.

Collection

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Prices updated: 2 min ago ·

Prices are aggregated from 11 marketplaces into our own database and refresh automatically; USD values are converted from RUB at the current central-bank rate. CS2Price does not sell items — we compare prices and compute profitable trade-up contracts. Not affiliated with Valve.