InsiderTrades

LAMBERT WILLIAM M

SEC CIK 1187330 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 2 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MSAMSA Safety IncDir 27.6K — $21.22M 192021-08-252026-09-11
KMTKENNAMETAL INCDir 83.1K $962.6K — 142021-08-022026-08-14

Most active insiders at MSA, 12 months

#InsiderTitleBoughtSold
1 Vartanian Nishan J.Dir, COB —$3.88M
2 Buck Jonathan D.CAO —$367.0K
3 BECK JULIE ACFO $71.1K—
4 Howells David JSVP ——
5 Roda Richard WVP, CLO, Sec ——
6 Marquez OctavioDir ——
7 Sciullo Stephanie LPres ——
8 Phillips Sandra L.Dir ——
9 Jordan Gregory B.Dir ——
10 Sperry William RDir ——
14 LAMBERT WILLIAM MDir ——

Transactions 33

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
M 2026-09-16 13:31 2026-09-11+ MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -8,000 27.6K -22% $0
D 2026-08-18 19:24 2026-08-14 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $31.22 +6,092 83.1K +8% +$190.2K
D 2026-08-18 19:24 2026-08-14 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir F - Tax $31.22 -186 82.9K -0.2% -$5,807
2026-05-14 11:13 2026-05-13 MSA MSA Safety Inc LAMBERT WILLIAM M Dir A - Grant $0.00 +899 35.6K +3% $0
D 2026-02-19 2026-02-18 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $20.87 +14.0K 84.5K +20% +$292.2K
D 2026-02-19 2026-02-18 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir F - Tax $39.04 -7,485 77.0K -9% -$292.2K
2025-12-16 2025-12-12 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -9,634 34.7K -22% $0
D 2025-08-19 2025-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $21.02 +5,566 70.6K +9% +$117.0K
D 2025-08-19 2025-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir F - Tax $21.02 -170 70.5K -0.2% -$3,573
2025-05-19 2025-05-16 MSA MSA Safety Inc LAMBERT WILLIAM M Dir A - Grant $0.00 +909 44.4K +2% $0
I 2024-11-19 2024-11-15 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -2,200 15.2K -13% $0
D 2024-08-19 2024-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $25.00 +4,766 65.2K +8% +$119.2K
D 2024-08-19 2024-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir F - Tax $25.00 -145 65.1K -0.2% -$3,625
2024-05-16 2024-05-15 MSA MSA Safety Inc LAMBERT WILLIAM M Dir A - Grant $0.00 +755 43.5K +2% $0
I 2023-11-29 2023-11-27 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -3,000 17.4K -15% $0
D 2023-08-17 2023-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $25.99 +4,252 60.6K +8% +$110.5K
D 2023-08-17 2023-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir F - Tax $25.99 -129 60.5K -0.2% -$3,353
2023-05-19 2023-05-17 MSA MSA Safety Inc LAMBERT WILLIAM M Dir A - Grant $0.00 +939 42.7K +2% $0
2023-05-19 2023-05-11 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -1,111 41.8K -3% $0
AI 2023-04-06 2022-11-15 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -2,400 7,950 -23% $0
I 2022-11-16 2022-11-15 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -2,400 48.6K -5% $0
D 2022-08-17 2022-08-15 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $27.27 +3,977 56.3K +8% +$108.5K
DM 2022-08-11 2022-08-09+ MSA MSA Safety Inc LAMBERT WILLIAM M Dir S - Sale+OE $126.70 -81.9K 95.3K -46% -$10.38M
DM 2022-08-11 2022-08-09+ MSA MSA Safety Inc LAMBERT WILLIAM M Dir M - OptEx $44.50 +81.9K 71.6K New +$3.65M
I 2022-08-10 2022-08-08 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -750 10.3K -7% $0
2022-05-20 2022-05-18 MSA MSA Safety Inc LAMBERT WILLIAM M Dir A - Grant $0.00 +1,129 42.9K +3% $0
2022-05-05 2022-05-04 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir P - Purchase $26.23 +36.7K 52.4K +234% +$962.6K
DM 2021-11-23 2021-11-19+ MSA MSA Safety Inc LAMBERT WILLIAM M Dir S - Sale+OE $155.67 -59.8K 41.7K -59% -$9.30M
DM 2021-11-23 2021-11-19+ MSA MSA Safety Inc LAMBERT WILLIAM M Dir M - OptEx $48.64 +59.8K 46.8K New +$2.91M
I 2021-09-16 2021-09-16 MSA MSA Safety Inc LAMBERT WILLIAM M Dir S - Sale $153.67 -10.0K 60.0K -14% -$1.54M
2021-08-26 2021-08-25 MSA MSA Safety Inc LAMBERT WILLIAM M Dir G - Gift $0.00 -3,000 41.7K -7% $0
D 2021-08-17 2021-08-16 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $36.72 +2,843 15.7K +22% +$104.4K
D 2021-08-03 2021-08-02 KMT KENNAMETAL INC LAMBERT WILLIAM M Dir M - OptEx $36.25 +1,105 12.8K +9% +$40.1K

Purchase Sale Sale after option exercise All abbreviations