BlackRock, Inc. holds a diversified book of 5606 stocks worth $5.7T as of Q1 2026 (disclosed May 13, 2026, a ~45-day 13F lag). They also disclosed $4.0B in put options (a bearish bet) and $20.3B in call options (bullish), shown separately below and excluded from the equity book. Cloning the disclosed picks since 2024 would be +22% (+12.5%/yr). That is a simulation of the disclosed long book, not audited returns.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/2012383/holdings"
Use Arkolith to show BlackRock, Inc.'s latest holdings, largest changes, and filing provenance.
The reported book (valued from quarter-end) returned +26.7%, a 4.5-point gap that is the cost of the ~45-day 13F disclosure lag a real follower can't avoid.
Growth of $10,000 cloning BlackRock, Inc.'s disclosed long 13F book, rebalanced on each filing date (so it reflects the ~45-day reporting lag, no look-ahead), total-return basis (dividends reinvested), derived from end-of-day prices. “Their reported book” values the same picks from quarter-end, before they were public. S&P 500 is SPY total return over the same window. Excludes shorts, cash, options and non-13F holdings. Not investment advice.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| No holdings ingested yet | ||||||
Put / call positions from the 13F — totals include every disclosed option leg
| Type | Underlying | Notional value | Underlying shares |
|---|---|---|---|
| CALL · bullish | SS SPDR S&P 500 ETF TRUST-USSPY | $13.2B | 20.3M |
| CALL · bullish | SPDR GOLD SHARESGLD | $3.5B | 8.0M |
| PUT · bearish | SPDR GOLD SHARESGLD | $1.1B | 2.5M |
| PUT · bearish | ISHARES CORE S&P 500 ETFIVV | $973.9M | 1.5M |
| CALL · bullish | INVESCO QQQ TRUST SERIES 1QQQ | $640.9M | 1.1M |
| PUT · bearish | ISHR IBX USD HIYLD CB ETF-UIHYG | $625.7M | 7.9M |
| PUT · bearish | NVIDIA CORPNVDA | $464.9M | 2.7M |
| CALL · bullish | ISHR IBX USD HIYLD CB ETF-UIHYG | $441.6M | 5.5M |
| PUT · bearish | SS SPDR S&P 500 ETF TRUST-USSPY | $384.2M | 591K |
| CALL · bullish | AMAZON.COM INCAMZN | $234.9M | 1.1M |
| CALL · bullish | VERTIV HOLDINGS CO-AVRT | $207.3M | 827K |
| CALL · bullish | ISHARES EXPANDED TECH-SOFTWAIGV | $164.8M | 2.1M |
| PUT · bearish | ST SR UTL SL SE SPDR ETF-USDXLU | $159.5M | 3.5M |
| CALL · bullish | ISHARES MSCI EAFE ETFEFA | $159.4M | 1.6M |
| CALL · bullish | GE VERNOVA INCGEV | $146.4M | 168K |
| CALL · bullish | ISHARES RUSSELL 2000 ETFIWM | $123.1M | 496K |
| CALL · bullish | ISHARES MSCI EMERGING MARKETEEM | $120.5M | 2.1M |
| PUT · bearish | SS CONSUMER STAPLES SEL SECTXLP | $118.9M | 1.5M |
| CALL · bullish | ELI LILLY & COLLY | $103.9M | 113K |
| CALL · bullish | WALT DISNEY CO/THEDIS | $96.7M | 1.0M |
| CALL · bullish | DELTA AIR LINES INCDAL | $94.3M | 1.4M |
| PUT · bearish | ISHARES RUSSELL 2000 ETFIWM | $80.6M | 325K |
| CALL · bullish | UNITED AIRLINES HOLDINGS INCUAL | $75.8M | 823K |
| CALL · bullish | NVIDIA CORPNVDA | $75.1M | 431K |
| CALL · bullish | ISHARES MSCI ACWI ETFACWI | $65.2M | 471K |
13F filers disclose option positions at the market value of the underlying the contracts reference, not the premium paid. A put is a bearish bet (it gains if the stock falls); a call is bullish. “Underlying shares” is the share count the contracts control, not a share holding. These legs are excluded from the equity book, weighting, concentration and sector figures above. Showing the largest 25 of 79 option legs.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 13, 2026 | 50,651 | $5.7T | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 12, 2026 | 50,216 | $5.9T | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 12, 2025 | 49,030 | $5.7T | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 12, 2025 | 49,987 | $5.3T | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 2, 2025 | 50,390 | $4.8T | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 7, 2025 | 50,853 | $4.9T | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 13, 2024 | 48,086 | $4.8T | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.