SWStonkWhisper

OLO Dark Pool Activity

ATS off-exchange volume intelligence · Week of 2025-09-08

DP Shares
12.5M
Notional Value
$128.0M
WoW Change
+211.1%

OLO dark pool volume for the week of 2025-09-08: 12.5M shares traded across 26 ATS venues with a total notional value of $128.0M. Volume is up 211.1% week-over-week. Primary routing venues include , SIGMA X2, INTELLIGENT CROSS LLC.

Dark pool activity in OLO 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 OLO.

DP Shares
12.5M
Notional
$128.0M
DP % of Vol
WoW Change
+211.1%
Venues
26
Weekly Dark Pool Volume — 12 Weeks

Weekly History

WeekSharesDP %WoW
2025-09-0812.5M+211.1%
2025-09-014.0M+44.1%
2025-08-252.8M-27.7%
2025-08-183.8M-15.8%
2025-08-114.6M-33.3%
2025-08-046.8M-12.6%
2025-07-287.8M+245.7%
2025-07-212.3M-25.8%
2025-07-143.0M-54.1%
2025-07-076.6M-21.5%
2025-06-308.5M+282.3%
2025-06-232.2M+200.0%

ATS Venue Breakdown (latest week)

12.5M
30.5K trades
SGMT
SIGMA X2
2.0M
4.4K trades
INCR
INTELLIGENT CROSS LLC
1.6M
4.3K trades
UBSA
UBS ATS
1.3M
2.9K trades
BIDS
BIDS ATS
1.2M
828 trades
MLIX
INSTINCT X
977.5K
1.3K trades
EBXL
LEVEL ATS
955.7K
4.6K trades
LATS
THE BARCLAYS ATS
908.2K
1.7K trades
CGXS
ONECHRONOS
605.8K
1.3K trades
MSPL
MS POOL (ATS-4)
544.4K
2.4K trades
JPMX
JPM-X
507.4K
1.7K trades
KCGM
VIRTU MATCHIT ATS
419.5K
694 trades
MSTX
MS TRAJECTORY CROSS (ATS-1)
315.2K
1.3K trades
XSTM
CROSSSTREAM
272.9K
563 trades
ITGP
POSIT
246.6K
443 trades
ICBX
CBX
136.0K
427 trades
BLKX
INSTINET BLOCKCROSS
122.7K
21 trades
ONEC
CITI-ONE ATS
110.4K
305 trades
JPBX
JPB-X
104.2K
785 trades
LQNA
LIQUIDNET H2O ATS
75.1K
4 trades
PURE
PURESTREAM
61.7K
416 trades
BNPX
BNPP CORTEX ATS
27.1K
93 trades
CODA
CODA MARKETS, INC.
21.8K
18 trades
IATS
IBKR ATS
14.5K
43 trades
MSRP
MS RPOOL (ATS-6)
1.4K
36 trades
ALPX
ALPHAX US
800
8 trades
BLUE
BOATS
2
2 trades