SWStonkWhisper

LEO Dark Pool Activity

ATS off-exchange volume intelligence · Week of 2026-07-06

DP Shares
231.3K
Notional Value
$1.5M
WoW Change
+36.5%

LEO dark pool volume for the week of 2026-07-06: 231.3K shares traded across 19 ATS venues with a total notional value of $1.5M. Volume is up 36.5% week-over-week. Primary routing venues include , UBS ATS, CROSSSTREAM.

Dark pool activity in LEO reflects institutional order flow executing on Alternative Trading Systems (ATS) registered with the SEC — private venues where large-block trades are matched away from public exchanges to minimize price impact. StonkWhisper ingests FINRA-published ATS volume data to track these off-exchange flows. Sustained elevation in dark pool percentage — particularly when concentrated at specific venues — can indicate institutional accumulation or distribution ahead of significant price moves. The interactive charts below show 12-week historical volume and complete venue breakdown for LEO.

DP Shares
231.3K
Notional
$1.5M
DP % of Vol
WoW Change
+36.5%
Venues
19
Weekly Dark Pool Volume — 12 Weeks

Weekly History

WeekSharesDP %WoW
2026-07-06231.3K+36.5%
2026-06-29169.5K+26.9%
2026-06-22133.5K+61.5%
2026-06-1582.7K-45.7%
2026-06-08152.3K-10.3%
2026-06-01169.8K+126.1%
2026-05-2575.1K-18.8%
2026-05-1892.5K-14.8%
2026-05-11108.6K-51.3%
2026-05-04222.8K+78.7%
2026-04-27124.7K
2026-03-23135.4K+181.9%

ATS Venue Breakdown (latest week)

231.3K
1.1K trades
UBSA
UBS ATS
48.0K
282 trades
XSTM
CROSSSTREAM
33.5K
39 trades
MLIX
INSTINCT X
28.8K
138 trades
INCR
INTELLIGENT CROSS LLC
27.6K
119 trades
KCGM
VIRTU MATCHIT ATS
13.2K
76 trades
LATS
THE BARCLAYS ATS
13.0K
79 trades
ITGP
POSIT
10.4K
27 trades
SGMT
SIGMA X2
10.2K
71 trades
BLKX
INSTINET BLOCKCROSS
10.0K
2 trades
EBXL
LEVEL ATS
8.2K
178 trades
IATS
IBKR ATS
5.5K
17 trades
MSPL
MS POOL (ATS-4)
5.2K
16 trades
BIDS
BIDS ATS
4.6K
13 trades
JPMX
JPM-X
4.0K
27 trades
ICBX
CBX
3.6K
19 trades
CGXS
ONECHRONOS
2.2K
14 trades
LQNA
LIQUIDNET H2O ATS
1.4K
4 trades
ONEC
CITI-ONE ATS
1.0K
7 trades
BNPX
BNPP CORTEX ATS
800
6 trades