Community price on backpack.tf: 95.0 keys, last changed 2023-02-17 (3.6y ago). The live quote above, 9.57 keys, is 90% lower and last moved 4h 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
20 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 Barnstormer sell price, 2025-09-25 to 2026-09-05: 20 observations, from 97.4 keys to 9.57 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
97.4 keys
79.7 keys
30 SEP 2025 · 20:41 UTC
97.2 keys
79.5 keys
9 OCT 2025 · 08:24 UTC
92.9 keys
83.6 keys
19 OCT 2025 · 20:11 UTC
88.4 keys
79.5 keys
25 OCT 2025 · 16:31 UTC
84.2 keys
75.8 keys
10 NOV 2025 · 00:32 UTC
86.3 keys
77.7 keys
23 JUN 2026 · 07:14 UTC
61.0 keys
53.1 keys
29 JUN 2026 · 01:14 UTC
63.7 keys
55.4 keys
5 JUL 2026 · 23:12 UTC
65.2 keys
56.7 keys
12 JUL 2026 · 22:44 UTC
60.4 keys
52.5 keys
19 JUL 2026 · 22:44 UTC
63.0 keys
54.7 keys
29 JUL 2026 · 02:45 UTC
65.7 keys
57.2 keys
3 AUG 2026 · 00:24 UTC
67.5 keys
58.7 keys
10 AUG 2026 · 09:10 UTC
67.6 keys
58.7 keys
18 AUG 2026 · 07:10 UTC
66.3 keys
57.6 keys
29 AUG 2026 · 00:09 UTC
60.5 keys
52.6 keys
30 AUG 2026 · 20:09 UTC
60.6 keys
52.7 keys
31 AUG 2026 · 00:08 UTC
60.6 keys
52.7 keys
31 AUG 2026 · 12:09 UTC
60.7 keys
52.8 keys
5 SEP 2026 · 14:08 UTC
9.57 keys
8.32 keys
Price history in numbers
20 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Barnstormer's sell price ranged from 9.57 keys to 67.6 keys and is down 85.8% after 6 moves. Over a year it ranged from 9.57 keys to 97.4 keys (down 90.2%). Today's 9.57 keys sits at the bottom of its range: the lowest we have recorded is 9.57 keys (5 Sep 2026) and the highest 97.4 keys (25 Sep 2025). The price has moved 19 times since we began recording it — about once every 18 days.