What is a Form 4?

A Form 4 is the SEC filing a company insider, such as an officer, director or 10% owner, uses to report a trade in the company's stock, generally within two business days. The animation follows one real filing as an example: Paul P. Rusnak's purchase of Sonic Automotive (SAH) shares on October 7, 2026.
The same reading applies to every row on this page. The trade date is when the shares changed hands. The available date is when NexusTrade treats the filing as public, and a NexusTrade InsiderTrades indicator counts a purchase (code P) or sale (code S) only from that moment. Code A awards are not counted as purchases.
Issuer relationships
A reporting-owner CIK identifies the filer across issuer relationships and name aliases. A filer may be an individual or an organization; the filing role is the relevant evidence.
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| BlackRock EcoSolutions Investment Trust | 0001403238 | BQR | No | Yes |
| BlackRock Diversified Income Strategies Fund, Inc. | 0001303649 | DVF | No | Yes |
| BlackRock FLOATING RATE INCOME STRATEGIES FUND II INC | 0001269143 | FRB | No | Yes |
| BLACKROCK FLOATING RATE INCOME STRATEGIES FUND INC | 0001259708 | FRA | No | Yes |
| BLACKROCK SENIOR HIGH INCOME FUND, INC. | 0000896665 | ARK | No | Yes |
| BLACKROCK MUNIHOLDINGS FUND II , INC | 0001038190 | MUH, MUE | No | Yes |
| BLACKROCK MUNIHOLDINGS FUND INC | 0001034665 | MHD | No | Yes |
| BLACKROCK MUNI INTERMEDIATE DURATION FUND INC | 0001232860 | MUI | No | Yes |
| BLACKROCK MUNIHOLDINGS INSURED FUND, INC. | 0001058234 | MUS | No | Yes |
| BLACKROCK MUNIVEST FUND II INC | 0000897269 | MVT | No | Yes |
| BLACKROCK MUNI NEW YORK INTERMEDIATE DURATION FUND INC | 0001232863 | MNE | No | Yes |
| BLACKROCK NEW JERSEY INVESTMENT QUALITY MUNICIPAL TRUST INC | 0000902731 | RNJ | No | Yes |
| BLACKROCK MUNIVEST FUND INC | 0000835948 | MVF | No | Yes |
| BLACKROCK MUNIYIELD FLORIDA INSURED FUND | 0000891188 | MFT | No | Yes |
| BLACKROCK MUNIYIELD MICHIGAN INSURED FUND, INC. | 0000890393 | MIY | No | Yes |
| BLACKROCK MARYLAND MUNICIPAL BOND TRUST | 0001169029 | BZM | No | Yes |
| BLACKROCK MUNIHOLDINGS FLORIDA INSURED FUND, INC. | 0001045126 | MFL | No | Yes |
| BLACKROCK FLORIDA MUNICIPAL INCOME TRUST | 0001137392 | BBF | No | Yes |
| BLACKROCK MUNIHOLDINGS NEW JERSEY INSURED FUND, INC. | 0001053988 | MUJ | No | Yes |
| BLACKROCK FLORIDA MUNICIPAL BOND TRUST | 0001169028 | BIE | No | Yes |
| BLACKROCK FLORIDA MUNICIPAL 2020 TERM TRUST | 0001181249 | BFO | No | Yes |
| BLACKROCK MUNIHOLDINGS NEW YORK INSURED FUND, INC. | 0001038186 | MHN | No | Yes |
| BLACKROCK MUNIYIELD NEW JERSEY INSURED FUND INC | 0000891037 | MJI | No | Yes |
| BLACKROCK SENIOR FLOATING RATE FUND, INC. | 0000853911 | XMPFX | No | Yes |
| Muniyield Pennsylvania Insured Fund | 0001327340 | MPA | No | Yes |
| BLACKROCK FLORIDA INVESTMENT QUALITY MUNICIPAL TRUST | 0000902719 | RFA | No | Yes |
| BLACKROCK FLORIDA INSURED MUNICIPAL INCOME TRUST | 0001181026 | BAF | No | Yes |
| BLACKROCK SENIOR FLOATING RATE FUND II, INC. | 0001078659 | XMPCX | No | Yes |
| BLACKROCK CORPORATE HIGH YIELD FUND III INC | 0001049549 | CYE | No | Yes |
| BLACKROCK FLORIDA INSURED MUNICIPAL 2008 TERM TRUST | 0000890518 | BRF | No | Yes |
| BLACKROCK CORPORATE HIGH YIELD FUND V INC | 0001160469 | HYV | No | Yes |
| BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST II | 0001176196 | BCL | No | Yes |
| BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST | 0001137391 | BFZ | No | Yes |
| BLACKROCK CALIFORNIA MUNICIPAL BOND TRUST | 0001169027 | BZA | No | Yes |
| BLACKROCK CALIFORNIA MUNICIPAL 2018 TERM TRUST | 0001159038 | BJZ | No | Yes |
| BLACKROCK CALIFORNIA INVESTMENT QUALITY MUNICIPAL TRUST INC | 0000902722 | RAA | No | Yes |
| BLACKROCK DEBT STRATEGIES FUND | 0001051003 | DSU | No | Yes |
| BLACKROCK CALIFORNIA INSURED MUNICIPAL INCOME TRUST | 0001181027 | BCK | No | Yes |
| BLACKROCK CALIFORNIA INSURED MUNICIPAL 2008 TERM TRUST INC | 0000890514 | BFC | No | Yes |
| BLACKROCK STRATEGIC MUNICIPAL TRUST | 0001089094 | BSD | No | Yes |
| BLACKROCK MUNICIPAL INCOME TRUST II | 0001176194 | BLE | No | Yes |
| BLACKROCK MUNICIPAL INCOME TRUST | 0001137393 | BFK | No | Yes |
| BLACKROCK CORPORATE HIGH YIELD FUND, INC. | 0001222401 | HYT | No | Yes |
| BLACKROCK MUNICIPAL BOND TRUST | 0001167467 | BBK | No | Yes |
| BLACKROCK MUNICIPAL 2020 TERM TRUST | 0001181250 | BKK | No | Yes |
| BLACKROCK CORPORATE HIGH YIELD FUND INC | 0000900724 | COY | No | Yes |
| BLACKROCK S&P 500 PROTECTED EQUITY FUND | 0001090431 | PEFX | No | Yes |
| BLACKROCK VIRGINIA MUNICIPAL BOND TRUST | 0001169034 | BHV | No | Yes |
| BLACKROCK PENNSYLVANIA STRATEGIC MUNICIPAL TRUST | 0001089821 | BPS | No | Yes |
| BLACKROCK NEW YORK MUNICIPAL INCOME TRUST II | 0001176197 | BFY | No | Yes |
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Recent SEC transactions
Code P identifies a purchase, S a sale and A an award. Awards and open-market purchases describe different events. Use the public availability date when deciding when a researcher could have known about the transaction.
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Up to 50 transactions from the recent two-year owner window.
Source evidence and strategy eligibility
The transactions below come from filings; a historical tracker separately simulates following eligible events. Joint filers can report the same transaction, and an owner can have filings at multiple companies. Public availability, amendment lineage and verified coverage determine which events a historical tracker may use.
The current directory marks this owner's filing coverage verified.