RONALD E BLAYLOCK
CIK 1214686 · last filed 2026-06-04
RONALD E BLAYLOCK is a corporate insider who has filed 76 SEC Form 4 insider transactions across 13 companies since 2007. The most recent filing, for WRBpH, was dated Jun 4, 2026. Across all open-market trades the lifetime net is −$3.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $11.2M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$11.24M
13
76
-$3.38M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| WRBpH | Director | 147,943 | $15.39 | $2.28M | $0 | 6 | 2026-06-04 |
| PFE | Director | 32,457 | $26.21 | $850.7K | $1.00M | 14 | 2026-04-27 |
| KMX | Director | 12,658 | $51.26 | $648.8K | -$4.12M | 25 | 2024-07-02 |
| ADV | Director | 90,303 | $39.20 | $3.54M | $0 | 3 | 2022-05-27 |
| WRBpF | Director | 54,489 | $19.16 | $1.04M | $0 | 2 | 2020-06-12 |
| WRBpE | Director | 51,006 | $21.49 | $1.10M | $0 | 2 | 2019-06-10 |
| UONEK | Director | 186,022 | $4.36 | $811.1K | $0 | 1 | 2018-06-21 |
| BERKLEY W R CORP (WRBpD) Delisted | Director | 29,285 | $25.33 | $741.8K | $0 | 1 | 2017-05-16 |
| BERKLEY W R CORP (WRBpC) Delisted | Director | 26,285 | — | — | $0 | 1 | 2016-05-26 |
| URBAN ONE, INC. (ROIA) Delisted | Director | 219,874 | — | — | -$21.6K | 11 | 2015-09-25 |
| BERKLEY W R CORP (WRBpB) Delisted | Director | 23,285 | — | — | $0 | 2 | 2015-06-02 |
| WRB | Director | 14,285 | $68.27 | $975.2K | -$230.0K | 7 | 2012-05-22 |
| BERKLEY W R CORP (BER) Delisted | Director | 8,785 | — | — | $0 | 1 | 2007-05-09 |
Recent Filings
76 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-04 | WRBpH | Grant (A) | +3,090 | $0 | EDGAR |
| 2026-04-27 | PFE | Grant (A) | — | $0 | EDGAR |
| 2025-06-13 | WRBpH | Grant (A) | +2,776 | $0 | EDGAR |
| 2025-04-28 | PFE | Grant (A) | — | $0 | EDGAR |
| 2025-02-14 | PFE | Buy (P) | +19,457 | $499.1K | EDGAR |
| 2024-07-02 | KMX | Grant (A) | +2,598 | $0 | EDGAR |
| 2024-06-12 | WRBpH | Grant (A) | +2,534 | $0 | EDGAR |
| 2024-04-26 | PFE | Grant (A) | — | $0 | EDGAR |
| 2023-07-05 | KMX | Grant (A) | +2,210 | $0 | EDGAR |
| 2023-06-14 | WRBpH | Grant (A) | +3,479 | $0 | EDGAR |