InsiderTrades

WALTERS DIANA J

SEC CIK 1007203 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 3 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
SMRNUSCALE POWER CorpDir 21.0K — — 42025-02-282026-05-29
TMQTrilogy Metals Inc.Dir 101.3K — $835.6K 112021-08-112026-04-23
ATOAtmos EnergyDir 9,300 — $93.0K 72022-03-042025-02-05

Most active insiders at SMR, 12 months

#InsiderTitleBoughtSold
1 FLUOR CORPDir, 10% —$2.05B
2 Hamady Robert RamseyCFO —$1.79M
3 Fisher Carl M.COO —$1.07M
4 Hopkins John LawrenceCEO, Dir —$1.01M
5 Reyes Jose N JrCTO —$317.1K
6 Scott ClaytonChief Commercial Off —$274.7K
7 Fujino ShinjiDir —$177.2K
8 Tonnel David ACAO —$27.1K
9 Chung Bum-JinDir ——
10 Harshaw Stuart AlanDir ——
15 WALTERS DIANA JDir ——

Transactions 22

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-06-02 16:50 2026-05-29 SMR NUSCALE POWER Corp WALTERS DIANA J Dir A - Grant $0.00 +8,681 21.0K +71% $0
D 2026-04-24 17:00 2026-04-23 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir M - OptEx $1.61 +50.0K 101.3K +97% +$80.5K
D 2025-10-10 2025-10-08 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir M - OptEx $1.81 +100.0K 151.3K +195% +$181.0K
D 2025-10-10 2025-10-08 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir S - Sale+OE $7.03 -100.0K 51.3K -66% -$703.0K
2025-05-30 2025-05-28 SMR NUSCALE POWER Corp WALTERS DIANA J Dir A - Grant $0.00 +3,109 12.3K +34% $0
D 2025-03-21 2025-03-20 SMR NUSCALE POWER Corp WALTERS DIANA J Dir M - OptEx $0.00 +463 9,186 +5% $0
D 2025-03-04 2025-02-28 SMR NUSCALE POWER Corp WALTERS DIANA J Dir M - OptEx $0.00 +1,033 3,623 +40% $0
D 2025-02-06 2025-02-05 ATO Atmos Energy WALTERS DIANA J Dir M - OptEx $144.69 +1,293 9,300 +16% +$187.1K
D 2025-02-06 2025-02-05 ATO Atmos Energy WALTERS DIANA J Dir C - Cnv Deriv $144.69 +4,456 8,007 +125% +$644.7K
2024-05-16 2024-05-16 ATO Atmos Energy WALTERS DIANA J Dir S - Sale $118.00 -400 3,551 -10% -$47.2K
D 2024-03-12 2024-03-08 ATO Atmos Energy WALTERS DIANA J Dir M - OptEx $115.96 +1,367 3,951 +53% +$158.5K
D 2023-12-11 2023-12-07 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir A - Grant $0.00 +100.0K 151.3K +195% $0
2023-05-05 2023-05-05 ATO Atmos Energy WALTERS DIANA J Dir S - Sale $117.50 -390 2,584 -13% -$45.8K
D 2023-03-14 2023-03-10 ATO Atmos Energy WALTERS DIANA J Dir M - OptEx $109.72 +1,322 2,974 +80% +$145.0K
D 2022-12-02 2022-12-01 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir A - Grant — +13.4K 51.3K +35% —
D 2022-09-02 2022-09-01 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir A - Grant — +11.8K 37.9K +45% —
D 2022-06-02 2022-06-01 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir A - Grant — +16.1K 26.1K +161% —
D 2022-03-08 2022-03-04 ATO Atmos Energy WALTERS DIANA J Dir M - OptEx $114.38 +1,652 1,652 New +$189.0K
D 2021-10-08 2021-10-06 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir M - OptEx $0.55 +70.0K 80.0K +700% +$38.5K
DM 2021-10-08 2021-10-06 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir S - Sale+OE $1.75 -70.0K 40.0K -64% -$122.5K
D 2021-08-13 2021-08-11 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir M - OptEx $0.56 +5,000 15.0K +50% +$2,800
D 2021-08-13 2021-08-11 TMQ Trilogy Metals Inc. WALTERS DIANA J Dir S - Sale+OE $2.03 -5,000 10.0K -33% -$10.1K

Purchase Sale Sale after option exercise All abbreviations