Community price on backpack.tf: 46.0 keys, last changed 2021-04-24 (5.5y ago). The live quote above, 46.6 keys, is 1% higher and last moved 23d 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
14 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 Industrial Festivizer sell price, 2025-09-25 to 2026-09-20: 14 observations, from 47.3 keys to 46.6 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
47.3 keys
38.7 keys
30 SEP 2025 · 20:27 UTC
47.3 keys
38.7 keys
9 OCT 2025 · 08:11 UTC
45.2 keys
40.7 keys
19 OCT 2025 · 19:57 UTC
43.0 keys
38.7 keys
25 OCT 2025 · 16:16 UTC
40.9 keys
36.8 keys
10 NOV 2025 · 00:17 UTC
43.5 keys
39.1 keys
28 JUN 2026 · 19:13 UTC
11.6 keys
10.1 keys
11 JUL 2026 · 20:44 UTC
12.2 keys
10.6 keys
20 JUL 2026 · 00:46 UTC
12.9 keys
11.2 keys
14 SEP 2026 · 12:07 UTC
45.4 keys
39.5 keys
15 SEP 2026 · 06:08 UTC
17.4 keys
15.1 keys
17 SEP 2026 · 00:08 UTC
46.8 keys
40.7 keys
19 SEP 2026 · 00:07 UTC
46.7 keys
40.6 keys
20 SEP 2026 · 16:09 UTC
46.6 keys
40.5 keys
Price history in numbers
14 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Industrial Festivizer's sell price ranged from 17.4 keys to 46.8 keys and is up 2.7% after 4 moves. Over a year it ranged from 11.6 keys to 46.8 keys (up 8.5%). Today's 46.6 keys sits at the top of its range: the lowest we have recorded is 11.6 keys (28 Jun 2026) and the highest 47.3 keys (25 Sep 2025). The price has moved 13 times since we began recording it — about once every 28 days.