InsiderTrades

Kirby William C.

SEC CIK 1413483 · EDGAR

Buying vs selling by month open-market trades, last 24 months, all 2 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
TWNTAIWAN FUND INCDir 2,886 $3.29M — 12026-02-262026-02-26
CBTCABOT CORPDir 27.7K — — 52022-01-132026-01-08

Most active insiders at TWN, 12 months

#InsiderTitleBoughtSold
1 Kirby William C.Dir $3.29M—
2 Rigger Shelley EDir —$11.9K

Transactions 6

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-02-27 2026-02-26 TWN TAIWAN FUND INC Kirby William C. Dir P - Purchase $64.90 +50.7K 2,886 New +$3.29M
2026-01-12 2026-01-08 CBT CABOT CORP Kirby William C. Dir A - Grant $0.00 +486 27.7K +2% $0
2025-01-14 2025-01-10 CBT CABOT CORP Kirby William C. Dir A - Grant $0.00 +1,788 27.2K +7% $0
2024-01-12 2024-01-11 CBT CABOT CORP Kirby William C. Dir A - Grant $0.00 +2,035 25.4K +9% $0
2023-01-13 2023-01-12 CBT CABOT CORP Kirby William C. Dir A - Grant $0.00 +1,854 23.4K +9% $0
2022-01-14 2022-01-13 CBT CABOT CORP Kirby William C. Dir A - Grant $0.00 +2,254 21.5K +12% $0

Purchase Sale Sale after option exercise All abbreviations