44 tracked 13F filers disclose a position in TCI as of the latest SEC 13F filings, a combined $10.3M 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 | BlackRock, Inc. | $2.7M | 77K | ▼−21% Reduced · −21K sh | Q1 2026 | |
| 2 | TCW GROUP INC | $2.4M | 68K | ▲+3.0% Added · +2K sh | Q1 2026 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $1.2M | 34K | ▼−8.0% Reduced · −3K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $817K | 23K | →First observed position No prior filed position | Q1 2026 | |
| 5 | STATE STREET CORP | $781K | 22K | ▼−1.3% Reduced · −300 sh | Q1 2026 | |
| 6 | Russell Investments Group, Ltd. | $695K | 20K | ▲+39% Added · +6K sh | Q1 2026 | |
| 7 | NORTHERN TRUST CORP | $321K | 9K | ▼−23% Reduced · −3K sh | Q1 2026 | |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $303K | 9K | ▲+2.4% Added · +200 sh | Q1 2026 | |
| 9 | JANE STREET GROUP, LLC | $265K | 8K | ▲New +8K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $232K | 7K | →First observed position No prior filed position | Q1 2026 | |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | $229K | 7K | →First observed position No prior filed position | Q1 2026 | |
| 12 | RHUMBLINE ADVISERS | $70K | 2K | ▼−25% Reduced · −662 sh | Q1 2026 | |
| 13 | Vanguard Global Advisers, LLC | $50K | 1K | →First observed position No prior filed position | Q1 2026 | |
| 14 | MAI Capital Management | $32K | 910 | —Held | Q1 2026 | |
| 15 | Police & Firemen's Retirement System of New Jersey | $36K | 781 | —Held | Q2 2026 | |
| 16 | MORGAN STANLEY | $27K | 772 | ▼−69% Reduced · −2K sh | Q1 2026 | |
| 17 | Tower Research Capital LLC (TRC) | $24K | 682 | ▲+253% Added · +489 sh | Q1 2026 | |
| 18 | UBS Group AG | $20K | 579 | ▲+14% Added · +69 sh | Q1 2026 | |
| 19 | WELLS FARGO & COMPANY/MN | $18K | 515 | ▼−77% Reduced · −2K sh | Q1 2026 | |
| 20 | JPMORGAN CHASE & CO | $18K | 514 | ▼−77% Reduced · −2K sh | Q1 2026 | |
| 21 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $18K | 508 | ▼−42% Reduced · −367 sh | Q1 2026 | |
| 22 | FMR LLC | $17K | 483 | ▲+82% Added · +217 sh | Q1 2026 | |
| 23 | NEW YORK STATE COMMON RETIREMENT FUND | $12K | 343 | —Held | Q1 2026 | |
| 24 | STRS OHIO | $10K | 300 | —Held | Q1 2026 | |
| 25 | CITIGROUP INC | $10K | 298 | ▲+593% Added · +255 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, 0 funds opened a new position in TCI and 5 added to an existing one, while 1 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 |
|---|---|---|
| NVIDIA CORPNVDA | 12 funds | $7.0B |
| APPLE INCAAPL | 12 funds | $5.6B |
| MICROSOFT CORPMSFT | 12 funds | $3.9B |
| AMAZON.COM INCAMZN | 12 funds | $3.7B |
| ALPHABET INC-CL AGOOGL | 12 funds | $2.6B |
| BROADCOM INCAVGO | 12 funds | $2.4B |
| META PLATFORMS INC-CLASS AMETA | 12 funds | $2.2B |
| ALPHABET INC-CL CGOOG | 12 funds | $2.0B |
| MICRON TECHNOLOGY INCMU | 12 funds | $1.9B |
| JPMORGAN CHASE & COJPM | 12 funds | $1.7B |
| TESLA INCTSLA | 12 funds | $1.6B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 12 funds | $1.5B |
Ranked by how many of TCI's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jan 12, 2026 | AMERICAN REALTY INVESTORS INC | 10% Owner | Buy (P) | 70K | $3.9M |
| Mar 29, 2021 | CORNA LOUIS J | Ex. VP, Counsel & Secy | Sell (S) | 200 | $4K |
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/TCI/capital-change-brief"
Use Arkolith's capital_change_brief for TCI. 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 TCI. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.