Charlotte Guyman
CIK 1269365 · View on SEC EDGAR ↗
Insider
First SEC filing: May 18, 2026 · Latest: May 18, 2026
On this page
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 20 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
20 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 31, 2024 | BRK-B | S | 1 | $678064.00 | $678,064 | 55 Direct | -1.79% | Disposed | |
| Dec. 12, 2022 | BRK-B | S | 1 | $467000.00 | $467,000 | 59 Direct | -1.67% | Disposed | |
| Dec. 16, 2021 | BRK-B | S | 10 | $448000.00 | $4,480,000 | 60 Direct | -14.29% | Disposed | |
| Dec. 13, 2021 | BRK-B | S | 1 | $437014.00 | $437,014 | 70 Direct | -1.41% | Disposed | |
| Dec. 13, 2021 | BRK-B | S | 1 | $437205.00 | $437,205 | 71 Direct | -1.39% | Disposed | |
| Dec. 13, 2021 | BRK-B | S | 3 | $437066.00 | $1,311,198 | 72 Direct | -4.00% | Disposed | |
| Dec. 10, 2021 | BRK-B | S | 5 | $434000.00 | $2,170,000 | 75 Direct | -6.25% | Disposed | |
| Dec. 10, 2021 | BRK-B | S | 5 | $433000.00 | $2,165,000 | 80 Direct | -5.88% | Disposed | |
| Dec. 10, 2021 | BRK-B | S | 10 | $432000.00 | $4,320,000 | 85 Direct | -10.53% | Disposed | |
| Dec. 7, 2021 | BRK-B | S | 3 | $431000.00 | $1,293,000 | 97 Direct | -3.00% | Disposed | |
| Dec. 7, 2021 | BRK-B | S | 1 | $431002.24 | $431,002 | 95 Direct | -1.04% | Disposed | |
| Dec. 7, 2021 | BRK-B | S | 1 | $431047.25 | $431,047 | 96 Direct | -1.03% | Disposed | |
| Sept. 22, 2005 | BRK-B | P | 30 | $79700.00 | $2,391,000 | 98 Direct | +44.12% | Acquired | |
| March 7, 2005 | BRK-B | S | 12 | $2990.00 | $35,880 | 12 Indirect | -50.00% | Disposed |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Nov. 3, 2025 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 31, 2024 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Nov. 5, 2024 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 2 | Disposed |
| Oct. 27, 2023 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 12, 2022 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 16, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 10 | Disposed |
| Dec. 13, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 13, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 13, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 3 | Disposed |
| Dec. 10, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 5 | Disposed |
| Dec. 10, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 5 | Disposed |
| Dec. 10, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 10 | Disposed |
| Dec. 7, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 3 | Disposed |
| Dec. 7, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Dec. 7, 2021 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 1 | Disposed |
| Sept. 22, 2005 | BRK-B | Class A Common Stock | Class B Common Stock | — | — | 30 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).