Axcelis Technologies Inc (ACLS)
- Sector
- Semiconductors
- Last price
- $113.73
- As of
Kresmion compiles this page from ACLS's SEC filings, its 13F institutional holders and the market events Kresmion detects, each linked to its source.
AXCELIS TECHNOLOGIES INC (ACLS): 5 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 8-K filed 2026-10-27.
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Preview the ACLS dossierActive events for ACLS
- high13F: funds added
7 tracked funds increased ACLS this 2026Q2, institutional consensus
- mediumEarnings above estimates
Q2-2026: Beat consensus by 16.3%, EPS $1.06 vs $0.9115 estimate
- high13F: large increase
CITADEL ADVISORS LLC added +81% to ACLS (2026Q2)
- high13F: large increase
CITADEL ADVISORS LLC added +243% to ACLS (2026Q2)
- high13F: large increase
MILLENNIUM MANAGEMENT LLC added +1011% to ACLS (2026Q2)
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Every event on ACLS, as it fires
You are seeing 5 of 15 events recorded on ACLS since 2026-06-21.
The five above landed across 3 days. The other 10 were recorded on 2 other days. 10 of the 15 are institutional flow rows, which arrive in batches on filing days.
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Largest reported share positions in ACLS (2026Q2)
| Manager / security | Market value | % portfolio | QoQ |
|---|---|---|---|
| MILLENNIUM MANAGEMENT LLCCUSIP 054540208 · 2026Q2 | $26.4M | 0.01% | , |
| D. E. Shaw & Co., Inc.CUSIP 054540208 · 2026Q2 | $25.2M | 0.01% | , |
| TWO SIGMA INVESTMENTS, LPCUSIP 054540208 · 2026Q2 | $9.2M | 0.01% | , |
| CITADEL ADVISORS LLCCUSIP 054540208 · 2026Q2 | $8.8M | 0.00% | , |
| Point72 Asset Management, L.P.CUSIP 054540208 · 2026Q2 | $568K | 0.00% | , |
Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.
Recent SEC filings, ACLS
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
ACLS against its peers
ACLS's operating margin of 14.2% ranks in the 90th percentile of 24 Semiconductors sub-industry peers, fiscal periods ending between 2025-10-04 and 2026-06-27.
| Metric | ACLS | Peer median | Percentile | n |
|---|---|---|---|---|
| Revenue FY | 839M USD | 725M USD | 58 | 24 |
| Gross margin | 44.9% | 42.5% | 60 | 23 |
| Operating margin | 14.2% | -0.5% | 90 | 24 |
| Net margin | 14.3% | -2.3% | 86 | 24 |
| Return on equity | 11.6% | -2.4% | 78 | 24 |
| P / E | 29.9x | 50.6x | 39 | 8 |
Peers (24): ACMR, ENPH, DIOD, RGTI, KLIC, AMBA, AXTI, POWI, VECO, SYNA, UCTT, COHU, NVTS, PI, CRUS, AEHR, HIMX, ALGM, SEDG, MXL, PLAB, SLAB, SIMO, SKYT.D. Left out: IMOS (period gap). Fiscal periods ending between 2025-10-04 and 2026-06-27. Every figure is one full fiscal year read from one annual filing (ACLS: 10-K), reported in USD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.
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