Community price on backpack.tf: 155 keys, last changed 2025-06-12 (1.2y ago). The live quote above, 123 keys, is 21% lower and last moved 5d ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
16 observations
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
Phosphorous Whoopee Cap sell price, 2025-09-25 to 2026-09-01: 16 observations, from 158 keys to 123 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
158 keys
129 keys
30 SEP 2025 · 20:23 UTC
158 keys
129 keys
9 OCT 2025 · 08:06 UTC
151 keys
136 keys
19 OCT 2025 · 19:52 UTC
143 keys
129 keys
25 OCT 2025 · 16:11 UTC
137 keys
123 keys
10 NOV 2025 · 00:12 UTC
140 keys
126 keys
22 JUN 2026 · 17:13 UTC
122 keys
106 keys
29 JUN 2026 · 01:14 UTC
127 keys
110 keys
5 JUL 2026 · 23:12 UTC
121 keys
105 keys
12 JUL 2026 · 22:44 UTC
122 keys
106 keys
19 JUL 2026 · 22:44 UTC
127 keys
110 keys
29 JUL 2026 · 00:45 UTC
132 keys
115 keys
3 AUG 2026 · 00:24 UTC
138 keys
120 keys
10 AUG 2026 · 03:11 UTC
144 keys
125 keys
17 AUG 2026 · 15:10 UTC
144 keys
125 keys
1 SEP 2026 · 04:09 UTC
123 keys
107 keys
Price history in numbers
16 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Whoopee Cap's sell price ranged from 123 keys to 144 keys and is down 14.5% after 2 moves. Over a year it ranged from 121 keys to 158 keys (down 22.2%). Today's 123 keys sits in the lower third of its range: the lowest we have recorded is 121 keys (5 Jul 2026) and the highest 158 keys (25 Sep 2025). The price has moved 15 times since we began recording it — about once every 23 days.