Community price on backpack.tf: 319 keys, last changed 2026-06-07 (3mo ago). The live quote above, 158 keys, is 51% lower and last moved 5h 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
21 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 Cosa Nostra Cap sell price, 2025-09-25 to 2026-09-05: 21 observations, from 406 keys to 158 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
406 keys
332 keys
30 SEP 2025 · 20:32 UTC
405 keys
331 keys
9 OCT 2025 · 08:15 UTC
387 keys
349 keys
19 OCT 2025 · 20:02 UTC
368 keys
331 keys
25 OCT 2025 · 16:20 UTC
351 keys
316 keys
10 NOV 2025 · 00:23 UTC
360 keys
324 keys
23 JUN 2026 · 03:13 UTC
202 keys
176 keys
2 JUL 2026 · 19:12 UTC
215 keys
187 keys
12 JUL 2026 · 22:44 UTC
211 keys
183 keys
19 JUL 2026 · 22:44 UTC
211 keys
184 keys
29 JUL 2026 · 02:45 UTC
226 keys
196 keys
4 AUG 2026 · 17:12 UTC
260 keys
226 keys
12 AUG 2026 · 03:11 UTC
228 keys
198 keys
21 AUG 2026 · 08:08 UTC
160 keys
139 keys
22 AUG 2026 · 02:08 UTC
160 keys
139 keys
22 AUG 2026 · 18:09 UTC
235 keys
204 keys
25 AUG 2026 · 20:09 UTC
235 keys
205 keys
29 AUG 2026 · 12:09 UTC
236 keys
206 keys
30 AUG 2026 · 00:09 UTC
238 keys
207 keys
3 SEP 2026 · 16:08 UTC
220 keys
191 keys
5 SEP 2026 · 14:08 UTC
158 keys
137 keys
Price history in numbers
21 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Cosa Nostra Cap's sell price ranged from 158 keys to 238 keys and is down 30.8% after 8 moves. Over a year it ranged from 158 keys to 406 keys (down 61.1%). Today's 158 keys sits at the bottom of its range: the lowest we have recorded is 158 keys (5 Sep 2026) and the highest 406 keys (25 Sep 2025). The price has moved 20 times since we began recording it — about once every 17 days.
Black Rose