Insider / PFIZER INC
BLAYLOCK RONALD E
Director at PFIZER INC
- Company
- PFIZER INC
- First filing on record
- April 27, 2026
- Latest trade on record
- August 5, 2026
- SEC filings
- EDGAR ↗
BLAYLOCK RONALD E, Director at PFIZER INC, has disclosed 3 transactions in PFE, WRB since April 27, 2026: 1 purchase (1 open-market buy) and 0 sales, worth about $1.2M at the reported prices. The latest was filed August 5, 2026, 0 days after the trade.
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
In the last 12 months BLAYLOCK RONALD E made 1 purchase worth $999K and no sales, plus 2 other transactions. Dot size is the dollar amount.
Portfolio mix
Which stocks does this person trade most? Tile size is dollars traded, all time on record.
BLAYLOCK RONALD E has traded 1 stock on record; the largest by dollars is PFE.
Reporting lag
Does this person report on time? One bar per filing against the Form 4 deadline.
0 of 3 filings on record were reported after the Form 4 deadline (two business days, counted here as 4 calendar days).
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| A | Grant or award | 2 | 10,777 | $205K |
| P | Open-market purchase | 1 | 39,231 | $999K |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 3 | 1 · $999K | 0 |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| PFE | Buy P | August 5, 2026 | August 5, 2026 | 0d | 39,231 | $25 | $999K | Form 4 ↗ | ||
| WRB | Other A | June 3, 2026 | June 4, 2026 | 1d | 3,090 | — | — | Form 4 ↗ | ||
| PFE | Other A | April 23, 2026 | April 27, 2026 | 4d | 7,687 | $27 | $205K | derivative | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| August 5, 2026 | Form 4 | 0001225208-26-006944 | 1 | published | EDGAR ↗ |
| June 4, 2026 | Form 4 | 0001193125-26-257637 | 1 | published | EDGAR ↗ |
| April 27, 2026 | Form 4 | 0001225208-26-004660 | 1 | published | EDGAR ↗ |
Other insiders at PFIZER INC
- MITSUI SUMITOMO INSURANCE CO LTD Insider 94 rows
- NARAYEN SHANTANU Chair and CEO 88 rows
- BOURLA ALBERT Chairman & CEO 34 rows
- Quincey James Chairman 29 rows
- NORA JOHNSON SUZANNE M Director 16 rows
- DAMICO JENNIFER B. SVP & Controller 12 rows
- Gottlieb Scott Director 12 rows
- Buckley Mortimer J Director 11 rows
- Echevarria Joseph Director 8 rows
- Fonseca Lidia Director 7 rows
Everyone on file, with contracts and lobbying under the company's name: PFIZER INC.
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Options and derivatives on Form 4 Table I = shares. Table II = options and other derivatives.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 3 | 3 | April 27, 2026 | August 5, 2026 | Form 4 list on EDGAR |
Site built October 27, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.