PLATINUM UNDERWRITER HLDGS L

CUSIP: G7127P100 Class: CMN

GENERAL AMERICAN INVESTORS CO INC's Holding History (CIK: 0000040417)

Note: Option positions (PUT/CALL) are excluded.

Q4 2014
Shares 325,000 Value ($000) $23,862 Avg Close — Range —
Q3 2014
Shares 335,000 Value ($000) $20,391 Avg Close — Range —
Q2 2014
Shares 335,000 Value ($000) $21,725 Avg Close — Range —
Q1 2014
Shares 335,000 Value ($000) $20,134 Avg Close — Range —
Q4 2013
Shares 335,000 Value ($000) $20,529 Avg Close — Range —
Q3 2013
Shares 355,000 Value ($000) $21,204 Avg Close — Range —
Q2 2013
Shares 365,000 Value ($000) $20,885 Avg Close — Range —