ARK 21Shares Bitcoin ETF (ARKB) Flows
Is money moving into ARKB or out?
The money added to ARKB or taken out of it each trading day.
Money in or out of ARKB, each trading day
Each bar is one trading day. An orange bar is a day more money came into ARKB than left, a blue bar a day more left than came in. The biggest day for money coming in was $289 million, on 21 Sep 2026. The biggest day for money leaving was $328 million, on 1 Aug 2025. One trading day in the record has no figure from the fund, so it has no bar.
Inspect and compare dates
Pick two dates to compare the money moving through ARKB on each.
| Measure | Change | ||
|---|---|---|---|
| Money in or out | $0 | −$20.09M | −$20.09M |
RIGHT NOW
Over the past month, more money has left ARKB than has come in. Money Leaving
Money has left the fund 2 trading days in a row.
How much money has moved lately?
Last trading day
Money left
Past week
Flat
Past month
Money left
5 days out, 2 days in
Is that fast or slow, for this fund?
How much money has gone into ARKB, next to the other funds
Total money in
Everything invested in this fund since January 2024.
Share of money in
Of the $83.85 billion taken in since 2024 by the Bitcoin funds that took in more than they lost.
All funds, past month
Money left
Moving with the pack. The funds as a group also saw money leave this month.
How much of ARKB changes hands
Changed hands
What was bought and sold on 6 Nov 2026. Trading is not the same as money arriving.
ARKB's $34M was 1.5% of the trading across the Bitcoin funds that day.
What this means for you
More money is leaving ARKB than arriving.
Over the past month a net $269 million has flowed out of ARKB. It's a lean toward the exit, not a rush.
Money leaving one fund doesn't always mean people are done with Bitcoin. It can simply walk next door to a cheaper or more convenient fund. The all-funds page tells you whether this is one fund losing customers or the whole group selling.
Watch whether it deepens, and whether the other funds are losing money too.
What to watch from here
- A net $269 million left ARKB this past month. That's a lean toward the exit.
- Whether the other funds are losing money too, or just this one.
- Watch whether the move deepens or turns back to buying.
Understanding
ARK 21Shares Bitcoin ETF (ARKB) Flows
Where it stands today
ARK 21Shares Bitcoin ETF (ARKB) has taken in $950 million since it launched as of .
$34 million worth of ARK 21Shares Bitcoin ETF (ARKB) changed hands as of .
Money in and out is the dollars people put into ARKB or took out of it. When more people buy new shares than cash theirs in, the fund takes in money and buys Bitcoin with it. When more cash out, it pays them, and gives up coins to do it.
The Each day tab is one bar per trading day: orange when more money came in than went out, blue when more went out. The Running total adds every day up since January 2024, so it climbs while money arrives and falls while it leaves.
The reading at the top of this page judges the past month against ARKB's own history, so a fund that usually moves a little and one that usually moves a lot are each measured by their own yardstick.
The numbers
behind the chart
What does the current reading show?
Money in or out: the latest reading is −$20M, on . The highest reading since is +$289M on ; the lowest is −$328M on .
The money that went into or out of ARKB on each trading day: the highest reading is the biggest day money came in, and the lowest the biggest day it left. A day the fund did not report has no figure.
What are the latest, highest and lowest readings?
| Measure | Latest | Highest | Lowest |
|---|---|---|---|
| Money in or out | −$20M | +$289M | −$328M |
How do the readings compare with earlier dates?
| Reference date | Money in or out |
|---|---|
| 1 month ago | $0 |
| 3 months ago | $0 |
| 6 months ago | $0 |
| 1 year ago | +$60M |
| 2 years ago | +$127M |
What was the reading at each month’s end?
| Reading date | Money in or out |
|---|---|
| −$130M | |
| $0 | |
| $0 | |
| −$18M | |
| $0 | |
| −$7.3M | |
| −$6.3M | |
| +$1.1M | |
| $0 | |
| +$8.3M | |
| −$77M | |
| +$88M | |
| −$19M | |
| +$106M | |
| −$72M | |
| −$90M | |
| −$10M | |
| −$120M | |
| −$131M | |
| −$23M | |
| +$194M | |
| +$36M | |
| −$11M | |
| +$7.8M |
Source: Money in and out is the fund's own daily record, read once a day. Reading for .