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ACIU
AC Immune SA
stock NASDAQ

At Close

Sep 25, 2026 3:59:57 PM EDT

2.51USD-5.639%(-0.15)323,542

2.51Bid 2.53Ask 0.02Spread

Pre-market

Sep 23, 2026 9:05:30 AM EDT

2.82USD+6.015%(+0.16)0

After-hours

Sep 23, 2026 4:46:30 PM EDT

2.90USD+2.470%(+0.07)0

OverviewOptionsHistoricalExchange VolumeShortsMore

ACIU Volume Sep 25, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	49.48	160,108	45.19
Nasdaq GSM	24.09	77,936	29.59
NYSE Arca	9.89	32,000	6.85
IEX	6.29	20,363	7.20
Cboe EDGX	4.67	15,115	4.08
Cboe BZX	1.52	4,929	2.11
NYSE	1.33	4,299	2.31
MEMX	0.99	3,209	0.96
Cboe BYX	0.47	1,526	0.47
Cboe EDGA	0.44	1,425	0.23
MIAX Pearl	0.40	1,310	0.40
Nasdaq BX	0.22	700	0.23
24X National	0.10	322	0.04
CHX	0.07	215	0.04
NYSE National	0.03	100	0.06
NYSE American	0.00	4	0.07
Texas Stock Exchange LLC	0.00	0	0.13
Nasdaq PHLX	0.00	0	0.05

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

ACIU Nutrition Facts

1.79 servings per container

Serving size

181.02K

Calories

323.56K

% Day

% Avg

Off Exchange¹ 160K

49.48%

45.19%

Nasdaq GSM 78K

24.09%

29.59%

NYSE Arca 32K

9.89%

6.85%

IEX 20K

6.29%

7.20%

Cboe EDGX 15K

4.67%

4.08%

Cboe BZX 5K

1.52%

2.11%

NYSE 4K

1.33%

2.31%

MEMX 3K

0.99%

0.96%

Cboe BYX 2K

0.47%

Cboe EDGA 1K

0.44%

0.23%

MIAX Pearl 1K

0.40%

Nasdaq BX 700

0.22%

0.23%

24X National 322

0.10%

0.04%

CHX 215

0.07%

0.04%

NYSE National 100

0.03%

0.06%

NYSE American 4

0.00%

0.07%

Texas Stock Exchange LLC 0

0.00%

0.13%

Nasdaq PHLX 0

0.00%

0.05%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

ACIU Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 160,108, which is 49.48% of today's total volume.
Today's Lit volume is 163,453, which is 50.52%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.19%.
The average Lit volume has been 54.81%.

ACIU Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe EDGX

Cboe BZX

NYSE

MEMX

Cboe BYX

Cboe EDGA

MIAX Pearl