Michael J. O'sullivan
See Remarks at Berkshire Hathaway Inc (BRK-B)
Purchase track record
Not enough history. Based on 1 purchase with a full 90 days of price history.
—
Avg. 90-day return+10.1%
vs. S&P 500+4.7%
Beat the market100%
Paper profit on buys+$16K
Total bought / sold$501K / $0
Reported trades
| Filed | Stock | Type | Shares | Price | Value | Since |
|---|---|---|---|---|---|---|
| Aug 13SEC | BRK-BBerkshire Hathaway Inc | Buy | 45 | $510.64 | $23K | -1.2% |
| Aug 13SEC | BRK-BBerkshire Hathaway Inc | Buy | 400 | $512.52 | $205K | -1.6% |
| Aug 13SEC | BRK-BBerkshire Hathaway Inc | Buy | 43 | $513.61 | $22K | -1.8% |
| May 6SEC | BRK-BBerkshire Hathaway Inc | Buy | 483 | $467.13 | $226K | +7.9% |
| May 6SEC | BRK-BBerkshire Hathaway Inc | Buy | 53 | $470.22 | $25K | +7.2% |
- Buy
See Remarks Michael J. O'sullivan bought $205K of BRK-B at $512.52 — raises the stake by 56%.
- Buy
See Remarks Michael J. O'sullivan bought $226K of BRK-B at $467.13 — first open-market purchase in our records; raises the stake by 380%.