Arkolith/Funds/BlackRock, Inc.

BlackRock, Inc.

CIK 2012383
Holdings as of Mar 31, 2026·disclosed May 13, 2026·~43-day 13F lag·13F-HR
Active Filer

BlackRock, Inc. holds a diversified book of 0 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.

Build

Build on this 13F portfolio

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.

Build

Ask your agent what BlackRock, Inc. owns

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.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/funds/2012383/holdings"
Ask your agent
Use Arkolith to show BlackRock, Inc.'s latest
holdings, largest changes, and filing provenance.
Opened
0
new positions
Added to
0
existing
Trimmed
0
reduced
Sold out
0
exited

Holdings: largest first

Bars show each stock's share of the portfolio. Click a row for its position history.

0 positions
#SecurityValueShares% PortLast moveHistory
No holdings ingested yet

Largest options & derivatives disclosed

Put / call positions from the 13F — totals include every disclosed option leg

Put notional (bearish)$4.0B
Call notional (bullish)$20.3B
TypeUnderlyingNotional valueUnderlying shares
CALL · bullishSS SPDR S&P 500 ETF TRUST-USSPY$13.2B20.3M
CALL · bullishSPDR GOLD SHARESGLD$3.5B8.0M
PUT · bearishSPDR GOLD SHARESGLD$1.1B2.5M
PUT · bearishISHARES RUSSELL 2000 ETFIVV$1.1B1.9M
PUT · bearishISHR IBX USD HIYLD CB ETF-UIHYG$645.2M8.1M
CALL · bullishINVESCO QQQ TRUST SERIES 1QQQ$640.9M1.1M
CALL · bullishISHARES RUSSELL 2000 ETFEFA$588.0M6.3M
CALL · bullishISHR IBX USD HIYLD CB ETF-UIHYG$506.7M6.0M
PUT · bearishNVIDIA CORPNVDA$464.9M2.7M
PUT · bearishSS SPDR S&P 500 ETF TRUST-USSPY$384.2M591K
PUT · bearishST SR UTL SL SE SPDR ETF-USDXLU$278.4M4.9M
CALL · bullishAMAZON.COM INCAMZN$234.9M1.1M
CALL · bullishVERTIV HOLDINGS CO-AVRT$207.3M827K
CALL · bullishGE VERNOVA INCGEV$146.4M168K
CALL · bullishELI LILLY & COLLY$103.9M113K
CALL · bullishDISNEY WALT CO$96.7M1.0M
CALL · bullishDELTA AIR LINES INC$94.3M1.4M
CALL · bullishUNITED AIRLINES HOLDINGS INCUAL$75.8M823K
CALL · bullishNVIDIA CORPNVDA$75.1M431K
CALL · bullishALPHABET INC$65.0M227K
PUT · bearishWALMART INCWMT$61.6M496K
PUT · bearishMICRON TECHNOLOGY INCMU$59.5M176K
CALL · bullishAPPLE INCAAPL$58.0M229K
CALL · bullishROCKWELL AUTOMATION INC$50.8M142K
CALL · bullishMICROSOFT CORPMSFT$47.2M128K

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 70 option legs.

Filing history

As-of date vs the date the SEC received each filing

QuarterAs ofFiledPositionsValueForm
Q1 2026Mar 31, 2026May 13, 202650,651$5.7T13F-HR
Q4 2025Dec 31, 2025Feb 12, 202650,216$5.9T13F-HR
Q3 2025Sep 30, 2025Nov 12, 202549,030$5.7T13F-HR
Q2 2025Jun 30, 2025Aug 12, 202549,987$5.3T13F-HR
Q1 2025Mar 31, 2025May 2, 202550,390$4.8T13F-HR
Q4 2024Dec 31, 2024Feb 7, 202550,853$4.9T13F-HR
Q3 2024Sep 30, 2024Nov 13, 202448,086$4.8T13F-HR

Data source

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.