282 tracked 13F filers disclose a position in IRTC as of the latest SEC 13F filings, a combined $4.1B 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. | $323.6M | 2.7M | ▼−2.6% Reduced · −72K sh | Q1 2026 | |
| 2 | RTW INVESTMENTS, LP | $259.6M | 2.2M | ▲+31% Added · +514K sh | Q2 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $212.0M | 1.8M | →First observed position No prior filed position | Q1 2026 | |
| 4 | MILLENNIUM MANAGEMENT LLC | $189.8M | 1.6M | ▲+95% Added · +782K sh | Q1 2026 | |
| 5 | Artisan Partners Limited Partnership | $171.2M | 1.5M | ▼−4.0% Reduced · −61K sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $170.6M | 1.4M | →First observed position No prior filed position | Q1 2026 | |
| 7 | FMR LLC | $160.7M | 1.4M | ▲+117% Added · +733K sh | Q1 2026 | |
| 8 | Holocene Advisors, LP | $147.4M | 1.2M | ▲+83% Added · +565K sh | Q1 2026 | |
| 9 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $123.6M | 1.0M | ▲+26% Added · +218K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $104.9M | 882K | ▲+7.9% Added · +65K sh | Q2 2026 | |
| 11 | STATE STREET CORP | $101.9M | 857K | ▲+8.7% Added · +68K sh | Q2 2026 | |
| 12 | BNP Paribas Asset Management Holding S.A. | $89.9M | 762K | ▲+31% Added · +179K sh | Q1 2026 | |
| 13 | EVENTIDE ASSET MANAGEMENT, LLC | $89.8M | 761K | ▲+9.9% Added · +68K sh | Q1 2026 | |
| 14 | JPMORGAN CHASE & CO | $81.6M | 715K | ▼−5.8% Reduced · −44K sh | Q1 2026 | |
| 15 | Stephens Investment Management Group LLC | $82.5M | 693K | ▲+23% Added · +132K sh | Q2 2026 | |
| 16 | FULLER & THALER ASSET MANAGEMENT, INC. | $81.5M | 685K | ▲+1.6% Added · +11K sh | Q2 2026 | |
| 17 | BRAIDWELL LP | $77.8M | 654K | ▲+7.2% Added · +44K sh | Q2 2026 | |
| 18 | Point72 Asset Management, L.P. | $70.7M | 599K | ▲+173% Added · +380K sh | Q1 2026 | |
| 19 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $68.8M | 583K | ▼−4.0% Reduced · −24K sh | Q1 2026 | |
| 20 | D. E. Shaw & Co., Inc. | $65.4M | 554K | ▲+54% Added · +194K sh | Q1 2026 | |
| 21 | BLAIR WILLIAM & CO/IL | $62.4M | 525K | ▼−17% Reduced · −104K sh | Q2 2026 | |
| 22 | Polar Capital Holdings Plc | $54.5M | 458K | ▲+8.7% Added · +36K sh | Q2 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $51.0M | 433K | ▲+22% Added · +78K sh | Q1 2026 | |
| 24 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | $46.1M | 391K | ▲+99% Added · +195K sh | Q1 2026 | |
| 25 | LOOMIS SAYLES & CO L P | $43.4M | 368K | ▼−6.2% Reduced · −24K 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, 8 funds opened a new position in IRTC and 38 added to an existing one, while 19 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 |
|---|---|---|
| ELI LILLY & COLLY | 162 funds | $71.9B |
| NVIDIA CORPNVDA | 159 funds | $368.3B |
| META PLATFORMS INC-CLASS AMETA | 158 funds | $108.9B |
| MICROSOFT CORPMSFT | 157 funds | $251.9B |
| AMAZON.COM INCAMZN | 156 funds | $192.3B |
| INTUITIVE SURGICAL INCISRG | 154 funds | $25.7B |
| ALPHABET INC-CL AGOOGL | 153 funds | $158.1B |
| BOSTON SCIENTIFIC CORPBSX | 153 funds | $15.5B |
| BROADCOM INCAVGO | 151 funds | $148.7B |
| APPLE INCAAPL | 150 funds | $267.3B |
| LAM RESEARCH CORPLRCX | 149 funds | $34.6B |
| MICRON TECHNOLOGY INCMU | 147 funds | $37.3B |
Ranked by how many of IRTC's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 10, 2026 | Patterson Chad | CHIEF COMM & PRODUCT OFFICER | Sell (S) | 7K | $884K |
| Aug 10, 2026 | Blackford Quentin S. | President and CEO, Director | Sell (S) | 27K | $3.3M |
| Aug 10, 2026 | Murphy Patrick Michael | CBO and CLO | Sell (S) | 7K | $884K |
| Aug 10, 2026 | Shrishrimal Sumi | EVP, Chief Risk Officer | Sell (S) | 5K | $670K |
| Aug 10, 2026 | Turakhia Minang | CHIEF MED/SCI OFCR EVP ADVTECH | Sell (S) | 7K | $884K |
| Aug 3, 2026 | Smith Mervin | EVP Strategic Business Ops | Sell (S) | 617 | $75K |
| Aug 3, 2026 | Patterson Chad | CHIEF COMM & PRODUCT OFFICER | Sell (S) | 3K | $331K |
| Aug 3, 2026 | Rodda Julianne | EVP, CHIEF PEOPLE OFFICER | Sell (S) | 2K | $258K |
| Jul 2, 2026 | Freeman Sean Clinton | EVP, Strategy & Corp Devt | Sell (S) | 918 | $114K |
| Jul 2, 2026 | Turakhia Minang | CHIEF MED/SCI OFCR EVP ADVTECH | Sell (S) | 1K | $177K |
| Jun 2, 2026 | Shrishrimal Sumi | EVP, Chief Risk Officer | Sell (S) | 2K | $186K |
| Jun 2, 2026 | Rosenbaum Marc Wade | Chief Accounting Officer | Sell (S) | 729 | $79K |
| Class | 13F holders | Value held |
|---|---|---|
| IRTCthis pagecs | 282 funds | $4.1B |
| IRTC 1.5 09/01/29SDBCV | 48 funds | $577.3M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for IRTC
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/IRTC/capital-change-brief"
Use Arkolith's capital_change_brief for IRTC. 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 IRTC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.