Insider txns (12m)
12
Stock / equity
WSO WATSCO INC
- Company
- WATSCO INC
- Security
- Equity
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on record
- 8
- Members of Congress
- 1
- Latest trade on record
- October 15, 2026
WSO (WATSCO INC) has 12 disclosed insider transactions from 6 insiders in the last 12 months (0 open-market buys, 1 sale, about $101.5M at reported prices) and 0 congressional trades from 0 members of Congress. The most recent disclosure was filed October 19, 2026.
Open-market buys / sales
0 / 1
Congress trades (12m)
0
Distinct filers (12m)
6
Share price
Price and chart by TradingView for WATSCO INC. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
WSO in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
1 person accounts for the disclosed buying and selling in WSO over the last 12 months; the most active is Lopez-Blazquez Ana with $251K.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
Nahmad Aaron JLOGAN BARRY S
Nahmad Aaron J reported 16,078 shares held after the latest filing, against 526 at the first on record.
Insiders trading WSO
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Nahmad Aaron J | President | 3 | 0 | 0 | — | — | October 9, 2026 |
| Lopez-Blazquez Ana | Director | 3 | 0 | 1 | — | $251K | December 12, 2025 |
| NAHMAD ALBERT H | Chairman and CEO | 2 | 0 | 0 | — | — | October 15, 2026 |
| LOGAN BARRY S | Executive Vice President | 2 | 0 | 0 | — | — | October 9, 2026 |
| Dickins Denise | Director | 2 | 0 | 0 | — | — | December 5, 2025 |
| MENENDEZ ANA M | CFO / Treasurer | 1 | 0 | 0 | — | — | March 11, 2026 |
| Tapella Gary L | Director | 1 | 0 | 0 | — | — | July 24, 2025 |
| Custer John Michael | Director | 1 | 0 | 1 | — | $986K | June 10, 2025 |
What kind of transactions these are 6 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| A | Grant or award | 4 | 34,606 | $10.7M |
| J | Other acquisition or disposal | 4 | 94 | $32K |
| F | Shares withheld for tax | 2 | 315,283 | $90.7M |
| G | Gift | 2 | 460 | — |
| M | Option exercise or conversion | 2 | 2,000 | $502K |
| S | Open-market sale | 1 | 2,200 | $986K |
What each code means: Form 4 transaction codes.
Members of Congress trading WSO
Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Val T. Hoyle | Representative (OR, District 4), Democrat | 1 | 0 | 1 | $1,001–$15K | September 23, 2025 |
Insider transactions
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| NAHMAD ALBERT H | Option / conversion F | October 15, 2026 | October 19, 2026 | 4d | 314,576 | $288 | $90.4M | indirectderivative | Form 4 ↗ | |
| Nahmad Aaron J | Other A | October 9, 2026 | October 13, 2026 | 4d | 16,078 | $280 | $4.5M | Form 4 ↗ | ||
| LOGAN BARRY S | Other A | October 9, 2026 | October 13, 2026 | 4d | 3,573 | $280 | $1.0M | Form 4 ↗ | ||
| MENENDEZ ANA M | Other J | March 11, 2026 | March 13, 2026 | 2d | 25 | $337 | $8,424 | indirect | Form 4 ↗ | |
| LOGAN BARRY S | Other J | March 11, 2026 | March 13, 2026 | 2d | 19 | $337 | $6,402 | indirect | Form 4 ↗ | |
| Nahmad Aaron J | Other J | March 11, 2026 | March 13, 2026 | 2d | 25 | $337 | $8,424 | indirect | Form 4 ↗ | |
| NAHMAD ALBERT H | Other J | March 11, 2026 | March 13, 2026 | 2d | 25 | $337 | $8,424 | indirect | Form 4 ↗ | |
| Nahmad Aaron J | Other A | January 7, 2026 | January 9, 2026 | 2d | 13,955 | $339 | $4.7M | derivative | Form 4 ↗ | |
| Lopez-Blazquez Ana | Option / conversion M | December 12, 2025 | December 16, 2025 | 4d | 1,000 | $251 | $251K | derivative | Form 4 ↗ | |
| Lopez-Blazquez Ana | Sell F | December 12, 2025 | December 16, 2025 | 4d | 707 | $355 | $251K | Form 4 ↗ | ||
| Lopez-Blazquez Ana | Option / conversion M | December 12, 2025 | December 16, 2025 | 4d | 1,000 | $251 | $251K | Form 4 ↗ | ||
| Dickins Denise | Other G | December 5, 2025 | December 9, 2025 | 4d | 269 | — | — | Form 4 ↗ | ||
| Tapella Gary L | Other A | July 24, 2025 | July 28, 2025 | 4d | 1,000 | $485 | $485K | derivative | Form 4 ↗ | |
| Custer John Michael | Sell S | June 10, 2025 | June 12, 2025 | 2d | 2,200 | $448 | $986K | Form 4 ↗ | ||
| Dickins Denise | Other G | May 15, 2025 | May 16, 2025 | 1d | 191 | — | — | Form 4 ↗ |
Congressional trades
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Val T. Hoyle | Sell | September 23, 2025 | October 10, 2025 | 17d | — | — | $1,001–$15K | spouse | House PTR ↗ |
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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.
- How to read a congressional trade report Owner tells you whose asset it was: the member, the spouse, a dependent child, or held jointly.
- Why congressional trade amounts are ranges There are ten ranges; the lowest is $1,001–$15,000 and the highest is over $50,000,000.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 1 | 1 | October 10, 2025 | October 10, 2025 | House Clerk search |
| SEC EDGAR, Form 4 | 13 | 15 | May 16, 2025 | October 19, 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.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.