The misunderstood middle child of the SMG family, the UMP45's small magazine is the only drawback to an otherwise versatile close-quarters automatic. This custom paint job is inspired by old animation cartoons.
UMP-45 | K.O. Factory(WW)
CSFloat 124 0% · 2% · 2.5% Best price $4.03 
Skinport 362 0% · 8% · 0% $4.11 
CS.TRADE 43 Trade from 5% $4.11 
White.Market 276 0% · 5% · ? $4.17 
Market.CSGO 144 0% · 5% · 5% $4.29 
Lis-Skins 118 0% · 5% · ? $4.37 
Waxpeer 132 0% · 6% · ? $4.44 
DMarket 5 0% · 2% · 0% $4.97 Steam Market 0% · 13.04% · Open 
CSBoard 0% · 0% · ? Open 
SkinBaron 0% · 15% · ? Open 
CS.Deals 0% · 2% · 2% Open 
SkinOut 0% · 7% · ? Open 
Tradeit.gg 0% · 10% · 5% Open 
CS.MONEY 0% · 5% · 0% Open 
BUFF163 
0% · 1.5% · 1% Open 
YouPin898 0% · 1% · 1% Open C5 C5Game 0% · 5% · 0% Open 
IGXE 0% · 1% · ? Open Price context Well-Worn
Daily median on the Steam Community Market, Apr 8, 2025 – Oct 1, 2026
- All-time high
- $14.90
- All-time low
- $2.61
- Past 12 months
- 23%
- of days were cheaper
- Sold in 30 days
- 2,201
- Steam
Skin facts
- Weapon
- UMP-45
- Rarity
- Classified
- Drops from
- Fever Case
- Released
- March 31, 2025 · CS2
- Drop status
- Not in the weekly drop pool
- Float range
- 0.00–1.00
- Wears
- FN · MW · FT · WW · BS
- Versions
- Normal · StatTrak™
- All-time high
- $14.90 · April 8, 2025
- All-time low
- $2.61 · September 24, 2025
- Past 12 months
- 23% of days were cheaper
- Sold in 30 days
- 2,201 sales
FAQ
How much does UMP-45 | K.O. Factory (Well-Worn) cost?
UMP-45 | K.O. Factory (Well-Worn) currently starts at $4.03 — the best price across 8 marketplaces. Prices refresh about once an hour.
Where to buy UMP-45 | K.O. Factory (Well-Worn)?
The cheapest offer for UMP-45 | K.O. Factory (Well-Worn) right now is on CSFloat at $4.03. It is also listed on Skinport, CS.TRADE, White.Market; see the full comparison in the market list above.
Where to sell UMP-45 | K.O. Factory (Well-Worn)?
You can sell on the Steam Community Market (~13% fee, money stays in Steam) or on marketplaces with cash withdrawal: CSBoard (0%), CSFloat (2%), DMarket (2%) — lower fees and real payouts.
What were the highest and lowest prices of UMP-45 | K.O. Factory (Well-Worn)?
The highest daily median price of UMP-45 | K.O. Factory (Well-Worn) on the Steam Community Market was $14.90 on April 8, 2025, and the lowest was $2.61 on September 24, 2025. The price history starts on April 8, 2025.
Is UMP-45 | K.O. Factory (Well-Worn) expensive right now compared to the past year?
On October 1, 2026 the daily median was $4.79. Over the past 12 months, the price was lower than that on 23% of days. 2,201 copies were sold on the Steam Community Market in the 30 days up to October 1, 2026.
Where does UMP-45 | K.O. Factory drop from?
UMP-45 | K.O. Factory drops from Fever Case. UMP-45 | K.O. Factory is part of The Fever Collection.
Is there a StatTrak™ or Souvenir UMP-45 | K.O. Factory?
UMP-45 | K.O. Factory has a StatTrak™ version, but no Souvenir one.
What float range does UMP-45 | K.O. Factory have?
The float of UMP-45 | K.O. Factory runs from 0.00 to 1.00, so it comes in 5 wears: Factory New, Minimal Wear, Field-Tested, Well-Worn, and Battle-Scarred.
When was UMP-45 | K.O. Factory released, and does it still drop?
UMP-45 | K.O. Factory came out on March 31, 2025 for CS2. The collection is not in the current weekly drop pool, so its skins do not drop after matches.