Institutional Cluster

ACLS

AXCELIS TECHNOLOGIES INC
BULLISH
Impact 5/10
Horizonweeks Processed1mo ago
Institutional cluster: 4 buyers, 5 sellers (mixed)
Actionable Insight ▲ Bullish

The cluster signals conviction from active managers, particularly Citigroup and Alberta Investment. Monitor for a catalyst (e.g., earnings beat, new product cycle) that may have driven the accumulation. The 45-day 13F lag means positions may have been adjusted since quarter-end; watch for insider buying or further 13F filings to confirm the thesis.

DirectionBullish
Confidencemedium
Horizonweeks
Latest settled — T+20d
ACLS ▼ -9.86% at T+20d
LONG call ✗ call lost -9.86% · α vs SPY -8.95% · entry $132.65 → $119.57
Next anchor: T+60d in 4w
Latest observation: T+38 +28.91% FF3 residual α
Entry anchored
Aug 7, 04:00 PM ET
via 1-min bar
T+1d
+2.04%
call +2.04% · α +2.36%
$135.36
settled 8w ago
T+5d
+8.64%
call +8.64% · α +8.69%
$144.11
settled 7w ago
T+20d
-9.86%
call -9.86% · α -8.95%
$119.57
settled 28d ago
T+60d
—
call — · α —
—
in 4w

Executive Summary

Institutional cluster for ACLS shows 4 buyers (all doubling positions) adding $55M in new value, led by Citigroup (+$32.6M) and Alberta Investment Management (+$17M), while 5 sellers trimmed small positions with minimal net dollar outflow. The net accumulation is significant but tempered by the number of sellers, suggesting a mixed but leaning-bullish signal.

Key Financial Metrics

Direction
accumulating
Buy Value
$61.7M

Institutional Positions

▲ Buyers (4)

InstitutionActionChangePosition ValueValue Δ
CitigroupDOUBLED+647.1%$34.9M$32.6M
Alberta Investment ManagementDOUBLED+200%$20.3M$17.0M
Russell Investments GroupDOUBLED+263%$5.4M$4.6M
Strs OhioDOUBLED+124%$1.1M$828.0K

▼ Sellers (5)

InstitutionActionChangePrev ValueValue Δ
First Eagle Investment ManagementTRIM-28.5%$9.4M$4.3M
Mitsubishi Ufj Asset Management Co.TRIM-57.7%$2.7M-$376.4K
Universal- Beteiligungs- UndTRIM-59.8%$762.0K-$138.0K
Mml Investors ServicesTRIM-33.5%$641.0K$227.0K
Farther Finance AdvisorsTRIM-29.3%$142.0K$57.0K

Key Facts

  • 4 institutions doubled their ACLS positions in Q2 2026, adding $55M in value
  • Citigroup increased holdings 647% to $34.9M, the largest buyer
  • Alberta Investment Management doubled to $20.3M
  • 5 institutions trimmed positions, but total net dollar change from sellers was only +$4M (value increase despite share reduction)
  • No open-market insider buying corroborates the cluster (confluence score 8/100, divergent)

Financial Impact

4 buyers added $55M in new institutional value; 5 sellers reduced shares but saw net value increase of $4M due to price appreciation

institutional ownershipfloat

Risk Factors

  • 13F data is 45+ days old; positions may have been unwound
  • 5 sellers, though small, indicate some institutional caution
  • No insider buying to corroborate the bullish signal

Market Snapshot

Exchange
Nasdaq
Sector
Special Industry Machinery, NEC
Analyst Consensus
58% bullish (12 analysts)

Investment Themes

Industrials & Manufacturing

Documents Analyzed

This report is based on 1 institutional 13F filing from SEC EDGAR.

DocumentAccession Number
INST-CLUSTER Data (Synthetic)inst-cluster-ACLS-2026-Q2
11 reports for ACLS
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for ACLS — sortable, filterable
TypeNow
Aug 9, 2026
7w ago
Institutional Cluster
BULLISH ★ 5/10
$132.65 $119.57▼ −9.86%▼ −8.95%—
Jun 15, 2026
15w ago
Institutional Cluster
BULLISH ★ 6/10
$191.60 $136.56▼ −28.73%▼ −27.98%—
Jun 4, 2026
17w ago
Insider Cluster
NEUTRAL ★ 3/10
$147.16 $139.97▼ −4.89%▼ −6.75%—
May 28, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$150.41 $176.13▲ +17.10%▲ +18.89%—
May 26, 2026
18w ago
Insider Cluster
NEUTRAL ★ 3/10
$157.91 $180.70▲ +14.43%▲ +16.33%—
May 22, 2026
18w ago
Insider Cluster
NEUTRAL ★ 2/10
$164.27 $167.14▲ +1.75%▲ +3.70%—
May 21, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$156.94 $172.13▲ +9.68%▲ +11.09%—
May 15, 2026
19w ago
Insider Cluster
NEUTRAL ★ 4/10
$149.56 $187.53▲ +25.39%▲ +24.65%—
May 15, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$146.24 $176.85▲ +20.93%▲ +19.35%—
May 15, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$146.24 $176.85▲ +20.93%▲ +19.35%—
Showing 10 of 11

US Market Status

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Report published Aug 9, 2026