31 tracked 13F filers disclose a position in TONX as of the latest SEC 13F filings, a combined $33.5M 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 | ARISTEIA CAPITAL, L.L.C. | $12.1M | 4.9M | ▲+0.9% Added · +46K sh | Q1 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $5.7M | 2.3M | →First observed position No prior filed position | Q1 2026 | |
| 3 | Ribbit Management Company, LLC | $3.9M | 1.6M | —Held | Q1 2026 | |
| 4 | DRW Securities, LLC | $1.9M | 789K | ▼−2.6% Reduced · −22K sh | Q1 2026 | |
| 5 | BlackRock, Inc. | $1.8M | 721K | ▼−1.5% Reduced · −11K sh | Q1 2026 | |
| 6 | UBS Group AG | $1.7M | 686K | ▲+792% Added · +609K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $1.4M | 581K | ▲+4.8% Added · +27K sh | Q1 2026 | |
| 8 | VANGUARD FIDUCIARY TRUST CO | $738K | 299K | →First observed position No prior filed position | Q1 2026 | |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $669K | 271K | ▲+18% Added · +42K sh | Q1 2026 | |
| 10 | MILLENNIUM MANAGEMENT LLC | $536K | 217K | ▼−4.2% Reduced · −10K sh | Q1 2026 | |
| 11 | STATE STREET CORP | $527K | 213K | —Held | Q1 2026 | |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $496K | 201K | ▲Added Added · +201K sh | Q1 2026 | |
| 13 | MARSHALL WACE, LLP | $451K | 183K | ▼−41% Reduced · −129K sh | Q1 2026 | |
| 14 | GOLDMAN SACHS GROUP INC | $449K | 182K | ▲+72% Added · +76K sh | Q1 2026 | |
| 15 | IEQ CAPITAL, LLC | $312K | 126K | ▼−14% Reduced · −21K sh | Q1 2026 | |
| 16 | NORTHERN TRUST CORP | $259K | 105K | ▲+8.2% Added · +8K sh | Q1 2026 | |
| 17 | Summit Trail Advisors, LLC | $165K | 67K | ▲+86% Added · +31K sh | Q1 2026 | |
| 18 | ParaFi Capital LP | $124K | 50K | ▲New +50K sh | Q1 2026 | |
| 19 | TWO SIGMA INVESTMENTS, LP | $77K | 31K | ▼−56% Reduced · −40K sh | Q1 2026 | |
| 20 | Vanguard Global Advisers, LLC | $52K | 21K | →First observed position No prior filed position | Q1 2026 | |
| 21 | Schonfeld Strategic Advisors LLC | $48K | 19K | ▼−62% Reduced · −32K sh | Q1 2026 | |
| 22 | Squarepoint Ops LLC | $31K | 13K | ▲New +13K sh | Q1 2026 | |
| 23 | GTS SECURITIES LLC | $25K | 10K | ▼−50% Reduced · −10K sh | Q1 2026 | |
| 24 | SIMPLEX TRADING, LLC | $10K | 4K | ▼−46% Reduced · −4K sh | Q1 2026 | |
| 25 | MORGAN STANLEY | $9K | 4K | ▼−12% Reduced · −486 sh | 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 TONX and 3 added to an existing one, while 5 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 |
|---|---|---|
| CROWDSTRIKE HOLDINGS INC - ACRWD | 12 funds | $428.6M |
| ROBINHOOD MARKETS INC - AHOOD | 12 funds | $312.5M |
| COINBASE GLOBAL INC -CLASS ACOIN | 12 funds | $223.4M |
| SEA LTD-ADRSE | 12 funds | $144.8M |
| BLOCK INCXYZ | 12 funds | $144.6M |
| DATADOG INC - CLASS ADDOG | 12 funds | $117.6M |
| MERCADOLIBRE INCMELI | 12 funds | $67.5M |
| EXPAND ENERGY CORPEXE | 12 funds | $56.6M |
| VALERO ENERGY CORPVLO | 12 funds | $51.4M |
| ANTERO RESOURCES CORPAR | 12 funds | $41.1M |
| EQT CORPEQT | 12 funds | $39.9M |
| ROCKET COS INC-CLASS ARKT | 12 funds | $37.9M |
Ranked by how many of TONX's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 15, 2026 | Marbach Mary | General Counsel/Corp Secretary | Buy (P) | 2K | $6K |
| May 14, 2026 | Olsen Sarah Josephine | CFO & COO | Buy (P) | 7K | $27K |
| May 14, 2026 | Sohn Evan | Director | Buy (P) | 3K | $10K |
| May 14, 2026 | Wilson Kevin Mark | Chief Executive Officer | Buy (P) | 8K | $29K |
| Dec 16, 2025 | CUTAIA RORY J. | Director | Sell (S) | 54K | $138K |
| Dec 15, 2025 | CUTAIA RORY J. | Director | Sell (S) | 34K | $90K |
| Dec 12, 2025 | CUTAIA RORY J. | Director | Sell (S) | 39K | $108K |
| Dec 10, 2025 | CUTAIA RORY J. | Director | Sell (S) | 113K | $354K |
| Dec 5, 2025 | CUTAIA RORY J. | Director | Sell (S) | 15K | $47K |
| Dec 4, 2025 | CUTAIA RORY J. | Director | Sell (S) | 37K | $135K |
| Dec 3, 2025 | CUTAIA RORY J. | Director | Sell (S) | 26K | $91K |
| Dec 2, 2025 | CUTAIA RORY J. | Director | Sell (S) | 108K | $332K |
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/TONX/capital-change-brief"
Use Arkolith's capital_change_brief for TONX. 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 TONX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.