Community price on backpack.tf: 330 keys, last changed 2022-12-30 (3.7y ago). The live quote above, 143 keys, is 57% lower and last moved 1d 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
25 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.
Sulphurous Backwards Ballcap sell price, 2025-09-25 to 2026-09-04: 25 observations, from 340 keys to 143 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
340 keys
278 keys
30 SEP 2025 · 20:36 UTC
339 keys
278 keys
9 OCT 2025 · 08:18 UTC
325 keys
292 keys
19 OCT 2025 · 20:05 UTC
309 keys
278 keys
25 OCT 2025 · 16:25 UTC
294 keys
264 keys
10 NOV 2025 · 00:26 UTC
301 keys
271 keys
22 JUN 2026 · 17:13 UTC
201 keys
174 keys
30 JUN 2026 · 07:13 UTC
194 keys
169 keys
5 JUL 2026 · 23:12 UTC
185 keys
161 keys
12 JUL 2026 · 22:44 UTC
193 keys
168 keys
19 JUL 2026 · 22:44 UTC
201 keys
175 keys
29 JUL 2026 · 02:45 UTC
196 keys
171 keys
3 AUG 2026 · 02:24 UTC
201 keys
175 keys
10 AUG 2026 · 17:11 UTC
205 keys
178 keys
17 AUG 2026 · 17:11 UTC
211 keys
184 keys
23 AUG 2026 · 10:08 UTC
148 keys
129 keys
23 AUG 2026 · 22:08 UTC
149 keys
129 keys
24 AUG 2026 · 12:09 UTC
147 keys
128 keys
25 AUG 2026 · 00:08 UTC
149 keys
130 keys
26 AUG 2026 · 02:09 UTC
150 keys
130 keys
26 AUG 2026 · 14:09 UTC
150 keys
131 keys
27 AUG 2026 · 08:08 UTC
149 keys
129 keys
3 SEP 2026 · 06:08 UTC
140 keys
122 keys
3 SEP 2026 · 22:08 UTC
145 keys
126 keys
4 SEP 2026 · 12:08 UTC
143 keys
124 keys
Price history in numbers
25 readings since 25 Sep 2025
Over the last 30 days the Sulphurous Backwards Ballcap's sell price ranged from 140 keys to 211 keys and is down 30.2% after 11 moves. Over a year it ranged from 140 keys to 340 keys (down 57.9%). Today's 143 keys sits at the bottom of its range: the lowest we have recorded is 140 keys (3 Sep 2026) and the highest 340 keys (25 Sep 2025). The price has moved 24 times since we began recording it — about once every 14 days.