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 Sep 21, 2026. The biggest day for money leaving was $328 million, on Aug 1, 2025.
Inspect and compare dates
Pick two dates to compare the money moving through ARKB on each.
| Measure | Change | ||
|---|---|---|---|
| Money in or out | $3.07M | $5.04M | +$1.97M |
RIGHT NOW
Over the past month, the money going into and out of ARKB has roughly balanced out. Wait and See
The fund has taken in money 4 trading days in a row.
How much money has moved lately
Last trading day
Money in
Past week
Money in
Past month
Money left
6 days out, 6 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 all money in
Of everything that has flowed into the Bitcoin ETFs since 2024.
All funds, past month
Money in
Moving against the pack. The funds as a group saw money arrive this month while ARKB went the other way.
How much of ARKB changes hands
Changed hands
What was bought and sold on 22 September 2026. Trading is not the same as money arriving.
That is 1.2% of the trading across the Bitcoin funds that day.
What this means for you
Money in and out of ARKB is roughly balanced.
Over the past month the money coming in and going out have roughly cancelled out ($34 million net). Neither side is winning.
That's a common state for a single fund. Most days, most funds just tick along while one or two of the big ones do the moving.
Watch which way it tips over the coming weeks, and check the all-funds page for the group-wide picture. One quiet fund says little on its own.
What to watch from here
- Money in and out roughly cancelled out this past month ($34 million net).
- Which way it tips over the coming weeks.
- The all-funds page carries the group-wide read.
Understanding
ARK 21Shares Bitcoin ETF (ARKB) Flows
Where it stands today
ARK 21Shares Bitcoin ETF (ARKB) has taken in $1.38 billion since it launched as of .
$33 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, running total: the latest reading is +$1.4B, on . The highest reading since is +$3.1B on ; the lowest is +$65M on .
Every dollar in and out of ARKB, added up day by day since January 2024. A day the fund did not trade carries the previous day's total.
What are the latest, highest and lowest readings?
| Measure | Latest | Highest | Lowest |
|---|---|---|---|
| Money in, running total | +$1.4B | +$3.1B | +$65M |
How do the readings compare with earlier dates?
| Reference date | Money in, running total |
|---|---|
| 1 month ago | +$1.4B |
| 3 months ago | +$1.3B |
| 6 months ago | +$1.4B |
| 1 year ago | +$2.2B |
| 2 years ago | +$2.5B |
What was the reading at each month’s end?
| Reading date | Money in, running total |
|---|---|
| +$1.3B | |
| +$1.3B | |
| +$1.2B | |
| +$1.3B | |
| +$1.6B | |
| +$1.4B | |
| +$1.5B | |
| +$1.5B | |
| +$1.6B | |
| +$1.8B | |
| +$2.0B | |
| +$2.3B | |
| +$2.1B | |
| +$2.7B | |
| +$2.5B | |
| +$2.4B | |
| +$2.7B | |
| +$2.6B | |
| +$2.7B | |
| +$3.0B | |
| +$2.5B | |
| +$2.7B | |
| +$2.6B | |
| +$2.7B |
Source: Money in and out is the fund's own daily record, read once a day. Reading for .