17 tracked 13F filers disclose a position in ATLQU as of the latest SEC 13F filings, a combined $77.3M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $16.4M | 1.6M | ▲New +1.6M sh | Q2 2026 | |
| 2 | Magnetar Financial LLC | $9.0M | 900K | ▲New +900K sh | Q2 2026 | |
| 3 | Harraden Circle Investments, LLC | $9.0M | 900K | ▲New +900K sh | Q2 2026 | |
| 4 | Shaolin Capital Management LLC | $7.4M | 735K | ▲New +735K sh | Q2 2026 | |
| 5 | Crossingbridge Advisors, LLC | $7.3M | 725K | ▲New +725K sh | Q2 2026 | |
| 6 | HEIGHTS CAPITAL MANAGEMENT, INC | $7.0M | 700K | ▲New +700K sh | Q2 2026 | |
| 7 | MANGROVE PARTNERS IM, LLC | $4.5M | 450K | ▲New +450K sh | Q2 2026 | |
| 8 | WHITEBOX ADVISORS LLC | $4.0M | 400K | ▲New +400K sh | Q2 2026 | |
| 9 | PERISCOPE CAPITAL INC. | $2.4M | 236K | ▲New +236K sh | Q2 2026 | |
| 10 | Parallax Volatility Advisers, L.P. | $2.3M | 227K | ▲New +227K sh | Q2 2026 | |
| 11 | Clear Street Group Inc. | $2.0M | 200K | ▲New +200K sh | Q2 2026 | |
| 12 | Calamos Advisors LLC | $1.8M | 175K | ▲New +175K sh | Q2 2026 | |
| 13 | Yakira Capital Management, Inc. | $1.8M | 175K | ▲New +175K sh | Q2 2026 | |
| 14 | Verition Fund Management LLC | $944K | 94K | ▲New +94K sh | Q2 2026 | |
| 15 | StoneX Group Inc. | $785K | 78K | ▲New +78K sh | Q2 2026 | |
| 16 | Warberg Asset Management LLC | $513K | 51K | ▲New +51K sh | Q2 2026 | |
| 17 | Bulldog Investors, LLP | $251K | 25K | ▲New +25K sh | Q2 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 15 funds opened a new position in ATLQU, while 0 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| JACKSON ACQUISITION CO-CL AJACS | 11 funds | $42.6M |
| D. BORAL ACQUISITION I-CL ADBCA | 11 funds | $35.1M |
| VENDOME ACQUISITION CORP-AVNME | 10 funds | $46.3M |
| CRANE HARBOR ACQUISITIO-CL ACRAN | 10 funds | $42.5M |
| OYSTER ENTERPRISES II ACQ-AOYSE | 10 funds | $31.4M |
| SC II ACQUISITION CORP-RTSCIIR | 10 funds | $959K |
| GLOBA TERRA ACQUISITION-RTSGTERR | 10 funds | $466K |
Ranked by how many of ATLQU's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
No filings captured for this ticker in the live stream yet.
Connected entities for ATLQU
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/ATLQU/capital-change-brief"
Use Arkolith's capital_change_brief for ATLQU. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ATLQU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.