Clean Harbors Inc. (CLH)
Clean Harbors dark pool activity shows an average trade size of Unlock Pro with Unlock Pro average premium per trade. Large trade sizes indicate institutional positioning, while elevated premiums suggest urgent execution needs, often signaling significant market moves ahead. Total premium of Unlock Pro reflects the scale of institutional interest in this security.
Real-time institutional trades ranked by premium paid and size relative to average volume. High premiums indicate urgent positioning by large players, while elevated size-to-volume ratios reveal unusual institutional activity that often precedes significant price movements.
| Rank | Time | Price | Size | Volume | Size / Vol | Size / Avg Vol | Avg. Paid |
|---|---|---|---|---|---|---|---|
| 1 | 9/4/2025 10:11 AM | 241.56 | 4,403 | 13,480 | 32.66% | 1.22% | 1.06M |
Dark Pool Table
| Date | Long Volume | Short Volume | Long / Short | % Short Change |
|---|---|---|---|---|
| Sep 03, 2025 | 41.82K | 74.04K | 0.56 | -9.34% |
| Aug 29, 2025 | 47.44K | 81.66K | 0.58 | 106.84% |
| Aug 22, 2025 | 34.43K | 39.48K | 0.87 | -51.05% |
Stop Guessing, Start Knowing.
Cut through market noise with actionable insights that actually help you make confident investment decisions. No more endless research or gut-based guessing.
- Unlimited access to all data and tools
- Unlimited access to all data and tools, giving you the edge over everyone else in the market.
- Realtime Options & Dark Pool Data
- Instant access to live options & dark pool data to spot opportunities and trade with precision before the market moves.
- Top Wallstreet Analyst Ratings
- Follow ratings from the best analysts on Wall Street to stay ahead.
- Up to 30 years financial history
- We deliver premium Wall Street data with top-tier accuracy and up to 30 years of history.