Ronald Olson

Track

Insider profile

Currently holds positions in Berkshire Hathaway Inc, Western Asset Investment Grade Income Fund Inc and Graham Holdings Co

Performance

Overall performance
3.3
Performance over holding periods
3.3
30 days 90 days 120 days
Average return 6% 8.2% 15.1%
Success rate 100% 68% 82%
Transactions
3 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Director Berkshire Hathaway Inc Jan. 1, 1997 -
Director Western Asset Investment Grade Income Fund Inc Jan. 1, 2005 -
Independent Director Graham Holdings Co Sept. 11, 2003 -
Independent Director Edison International Jan. 1, 1995 - April 24, 2014
Ronald Olson's trades of Andersen Group Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2025-12-22 2025-12-18
B Purchase
59,321 +6.8%
438.84
US$3,556,316 		59,321 +6.8% 438.84 US$3,556,316
2023-01-24 2023-01-20
S Sale
82,134 +37.1%
11.59
US$2,374,207 		82,134 +37.1% 11.59 US$2,374,207
2022-12-27 2022-12-23
B Purchase
77,986 -6.2%
30.33
US$4,883,356 		77,986 -6.2% 30.33 US$4,883,356
2022-07-07 2022-07-05
B Purchase
1,515 +inf%
274.19
US$415,398 		1,515 +inf% 274.19 US$415,398
2022-07-07 2022-07-05
B Purchase
895 +18.9%
274.62
US$245,785 		895 +18.9% 274.62 US$245,785
2021-01-06 2020-12-18
B Purchase
4,000 +276.6%
222.33
US$889,335 		4,000 +276.6% 222.33 US$889,335
2021-04-09 2020-01-10
S Sale
1,000 -100.0%
15.84
US$15,838 		1,000 -100.0% 15.84 US$15,838