Dark

ALNY
Alnylam Pharmaceuticals, Inc.
stock NASDAQ

At Close

Jan 23, 2026 3:59:53 PM EST

357.84USD-3.286%(-12.16)1,636,802

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jan 22, 2026 9:17:30 AM EST

369.45USD-0.148%(-0.55)0

After-hours

Jan 23, 2026 4:29:30 PM EST

357.98USD+0.039%(+0.14)14,596

OverviewOptionsHistoricalExchange VolumeShortsMore

ALNY Volume Jan 23, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	55.06	901,181	45.40
Nasdaq GSM	26.52	434,112	35.34
IEX	5.27	86,215	4.91
Cboe BZX	2.77	45,348	3.88
Cboe EDGX	2.30	37,720	1.74
NYSE Arca	2.25	36,788	3.81
Nasdaq BX	1.20	19,567	0.52
Cboe BYX	1.18	19,256	0.80
NYSE	0.97	15,809	1.35
NYSE National	0.82	13,471	0.35
MEMX	0.74	12,171	0.88
Cboe EDGA	0.64	10,452	0.47
Nasdaq PHLX	0.11	1,778	0.16
MIAX Pearl	0.11	1,773	0.24
NYSE American	0.05	891	0.07
CHX	0.02	270	0.07
LTSE	0.00	0	0.00

chartexchange.com

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

ALNY Nutrition Facts

0.97 servings per container

Serving size

1.68M

Calories

1.64M

% Day

% Avg

Off Exchange¹ 901K

55.06%

45.40%

Nasdaq GSM 434K

26.52%

35.34%

IEX 86K

5.27%

4.91%

Cboe BZX 45K

2.77%

3.88%

Cboe EDGX 38K

2.30%

1.74%

NYSE Arca 37K

2.25%

3.81%

Nasdaq BX 20K

1.20%

0.52%

Cboe BYX 19K

1.18%

0.80%

NYSE 16K

0.97%

1.35%

NYSE National 13K

0.82%

0.35%

MEMX 12K

0.74%

0.88%

Cboe EDGA 10K

0.64%

0.47%

Nasdaq PHLX 2K

0.11%

0.16%

MIAX Pearl 2K

0.11%

0.24%

NYSE American 891

0.05%

0.07%

CHX 270

0.02%

0.07%

LTSE 0

0.00%

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

chartexchange.com

ALNY Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 901,181, which is 55.06% of today's total volume.
Today's Lit volume is 735,621, which is 44.94%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.40%.
The average Lit volume has been 54.60%.

ALNY Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

Cboe BZX

Cboe EDGX

NYSE Arca

Nasdaq BX

Cboe BYX

NYSE

NYSE National

MEMX