Axcelis Technologies Inc.
ACLS | NASDAQ
$113.15
+$3.83 (+3.50%)
At close: Sep 21, 2026, 4:00 PM ET
$113.06
-$0.09 (-0.08%)
Pre-market:
Sep 22, 2026, 8:46 AM ET
Institutional Ownership
Net InflowTotal Institutions
392
Total Ownership
105.99%
Capital Flow
+$508.83M
Shares Change
+1.22M
Ownership Distribution
Institutions (99.99%)
Others (0.01%)
Institutional Sentiment
Overall: bullishEquity Sentiment & Activity
bullishNew Positions
69
Increased Positions
171
Reduced Positions
136
Closed Positions
60
New (69)
Increased (171)
Reduced (136)
Closed (60)
Options Sentiment & Activity
bullishPut/Call Ratio
0.275
Call Flow
229,300
Put Flow
63,000
Calls (78%)
Puts (22%)
Super Investors
| Super Investor / Fund | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Gotham Asset Management LLC | 0.04% -9.60% | < 0.01% | 10.8K | 1.18M | |
| Point72 Asset Management LP | < 0.01% +33.33% | < 0.01% | 3K | 327.96K | |
| Maverick Capital LTD | < 0.01% 0.00% | < 0.01% | 2.63K | 287.51K |
Top Shareholders
| Institution | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 16.07% +2.93% | < 0.01% +22.47% | 4.94M +2.26% | 459.51M +18.48% | |
| Vanguard Portfolio Management LLC | 8.10% +100.00% | 0.01% +100.00% | 2.49M +100.00% | 231.61M +100.00% | |
| FMR LLC | 7.91% +300.77% | 0.01% +376.56% | 2.43M +298.15% | 226.29M +361.29% |
Pro Membership
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
Unlimited access to all data and tools, giving you the edge over everyone else in the market.
Proprietary Stock Rating Score
Evaluate stocks with our proprietary rating score based on fundamentals, economic moat, and sentiment.
Top Wall Street Analyst Ratings
Follow ratings from the best analysts on Wall Street to stay ahead of market moves.
Up to 30 years financial history
We deliver premium Wall Street data with top-tier accuracy and up to 30 years of history.
Add to Watchlist
Select watchlists to add or remove ACLS