Community price on backpack.tf: 75.0 keys, last changed 2016-04-13 (10.4y ago). The live quote above, 108 keys, is 44% higher and last moved 2d 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 Noble Amassment of Hats sell price, 2025-09-25 to 2026-09-03: 16 observations, from 76.9 keys to 108 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
76.9 keys
62.9 keys
30 SEP 2025 · 20:18 UTC
76.8 keys
62.8 keys
9 OCT 2025 · 08:02 UTC
73.3 keys
66.0 keys
19 OCT 2025 · 19:48 UTC
69.8 keys
62.8 keys
25 OCT 2025 · 16:06 UTC
66.5 keys
59.8 keys
10 NOV 2025 · 00:06 UTC
68.2 keys
61.4 keys
23 JUN 2026 · 23:13 UTC
52.8 keys
45.9 keys
2 JUL 2026 · 19:12 UTC
49.5 keys
43.1 keys
11 JUL 2026 · 14:44 UTC
53.3 keys
46.3 keys
19 JUL 2026 · 00:44 UTC
52.4 keys
45.6 keys
29 JUL 2026 · 00:45 UTC
54.9 keys
47.7 keys
3 AUG 2026 · 00:24 UTC
55.1 keys
47.9 keys
10 AUG 2026 · 01:11 UTC
61.8 keys
53.8 keys
20 AUG 2026 · 06:09 UTC
36.6 keys
31.8 keys
1 SEP 2026 · 18:08 UTC
48.9 keys
42.5 keys
3 SEP 2026 · 06:08 UTC
108 keys
93.6 keys
Price history in numbers
16 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Noble Amassment of Hats's sell price ranged from 36.6 keys to 108 keys and is up 74.4% after 3 moves. Over a year it ranged from 36.6 keys to 108 keys (up 40.1%). Today's 108 keys sits at the top of its range: the lowest we have recorded is 36.6 keys (20 Aug 2026) and the highest 108 keys (3 Sep 2026). The price has moved 15 times since we began recording it — about once every 23 days.
Collector's Dr. Whoa