29 tracked 13F filers disclose a position in ATIIW as of the latest SEC 13F filings, a combined $4.7M 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 | Harraden Circle Investments, LLC | $821K | 1.6M | ▼−7.2% Reduced · −125K sh | Q1 2026 | |
| 2 | LINDEN ADVISORS LP | $379K | 861K | —Held | Q1 2026 | |
| 3 | TENOR CAPITAL MANAGEMENT Co., L.P. | $383K | 750K | —Held | Q1 2026 | |
| 4 | Magnetar Financial LLC | $332K | 650K | —Held | Q1 2026 | |
| 5 | TORONTO DOMINION BANK | $283K | 555K | ▲14× Added · +515K sh | Q1 2026 | |
| 6 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $255K | 500K | —Held | Q1 2026 | |
| 7 | Shaolin Capital Management LLC | $255K | 500K | —Held | Q1 2026 | |
| 8 | CSS LLC/IL | $249K | 488K | ▼−9.8% Reduced · −53K sh | Q1 2026 | |
| 9 | AQR Arbitrage LLC | $244K | 479K | ▼−2.1% Reduced · −10K sh | Q1 2026 | |
| 10 | LMR Partners LLP | $217K | 425K | —Held | Q1 2026 | |
| 11 | Alberta Investment Management Corp | $191K | 375K | —Held | Q1 2026 | |
| 12 | D. E. Shaw & Co., Inc. | $147K | 288K | —Held | Q1 2026 | |
| 13 | MOORE CAPITAL MANAGEMENT, LP | $115K | 225K | —Held | Q1 2026 | |
| 14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $115K | 225K | —Held | Q1 2026 | |
| 15 | Westchester Capital Management, LLC | $102K | 200K | —Held | Q1 2026 | |
| 16 | Governors Lane LP | $101K | 197K | —Held | Q1 2026 | |
| 17 | BNP PARIBAS FINANCIAL MARKETS | $83K | 162K | —Held | Q1 2026 | |
| 18 | Clear Street Group Inc. | $78K | 154K | ▲+36% Added · +40K sh | Q1 2026 | |
| 19 | PICTON MAHONEY ASSET MANAGEMENT | $64K | 125K | —Held | Q1 2026 | |
| 20 | WHITEBOX ADVISORS LLC | $64K | 125K | —Held | Q1 2026 | |
| 21 | ARISTEIA CAPITAL, L.L.C. | $55K | 125K | —Held | Q1 2026 | |
| 22 | Lineage Point Capital LP | $45K | 88K | ▲New +88K sh | Q1 2026 | |
| 23 | Verition Fund Management LLC | $44K | 87K | —Held | Q1 2026 | |
| 24 | Schonfeld Strategic Advisors LLC | $42K | 82K | —Held | Q1 2026 | |
| 25 | Hudson Bay Capital Management LP | $20K | 40K | —Held | Q1 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, 2 funds opened a new position in ATIIW, while 3 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 |
|---|---|---|
| CANTOR EQUITY PARTNERS-CL ACEPV | 23 funds | $82.8M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 22 funds | $150.7M |
| ARCHIMEDES TECH SPAC PARTNERATII | 22 funds | $135.2M |
| REPUBLIC DIGITAL ACQUIS-CL ARDAG | 22 funds | $117.4M |
| REPUBLIC DIGITAL ACQU - 30RDAGW | 22 funds | $3.4M |
| WEN ACQUISITION CORP-A -31WENNW | 22 funds | $2.7M |
| ALDEL FINANCIAL II INCALDF | 21 funds | $153.8M |
| CAL REDWOOD ACQUISIT-CL ACRAQ | 21 funds | $106.8M |
| BERTO ACQUISITION CORP - 30TACOW | 21 funds | $2.1M |
| CAL REDWOOD ACQUISITION CORPCRAQR | 21 funds | $2.1M |
| PROCAP ACQ CORP A -30PCAPW | 21 funds | $1.1M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 20 funds | $165.7M |
Ranked by how many of ATIIW'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.
| Class | 13F holders | Value held |
|---|---|---|
| ATIIORDSH | 44 funds | $207.6M |
| ATIIWthis pageWarrant | 29 funds | $4.7M |
| ATIIUUNIT 10/15/2029 | 4 funds | $1.2M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for ATIIW
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/ATIIW/capital-change-brief"
Use Arkolith's capital_change_brief for ATIIW. 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 ATIIW. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.