Marguerite Amy Gilliland

CIK 1637884 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 1, 2017 · Latest: Sept. 1, 2017

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Insider at

Insider transactions

0 buys (P) 2 sells (S) Net: $-16,323,545 + 88 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

88 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 31, 2026 GD S 16,970 $377.44 $6,405,157 70,977 Direct -19.30% Disposed 2.8% (price as of 2026-08-21)
July 31, 2026 GD S 26,210 $378.42 $9,918,388 44,767 Direct -36.93% Disposed 2.5% (price as of 2026-08-21)
Aug. 8, 2025 GD S 33,740 $315.20 $10,634,848 45,192 Direct -42.75% Disposed 23.1% (price as of 2026-08-21)
March 10, 2025 GD S 2,822 $272.41 $768,741 45,192 Direct -5.88% Disposed 42.4% (price as of 2026-08-21)
March 10, 2025 GD S 24,740 $272.08 $6,731,259 48,014 Direct -34.01% Disposed 42.6% (price as of 2026-08-21)
May 2, 2024 GD S 5,116 $286.04 $1,463,381 43,772 Direct -10.46% Disposed 35.6% (price as of 2026-08-21)
May 1, 2024 GD S 3,986 $287.27 $1,145,058 48,888 Direct -7.54% Disposed 35.1% (price as of 2026-08-21)
Aug. 3, 2023 GD S 13,500 $225.46 $3,043,710 44,157 Direct -23.41% Disposed 72.1% (price as of 2026-08-21)
Aug. 18, 2015 GD S 4,826 $152.35 $735,241 15,062 Direct -24.27% Disposed 154.7% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
July 31, 2026 GD Stock Options Common Stock (43,180) $165.47 March 3, 2030 43,180 Disposed
April 17, 2026 BNY Deferred Stock Units Common Stock (1,592) — — 1,592 Acquired
Aug. 8, 2025 GD Stock Options Common Stock (33,740) $167.61 March 5, 2029 33,740 Disposed
April 21, 2025 BNY Deferred Stock Units Common Stock (2,904) — — 2,904 Acquired
March 10, 2025 GD Stock Options Common Stock (24,740) $223.93 March 6, 2028 24,740 Disposed
March 5, 2025 GD Stock Options Common Stock (32,220) $257.55 March 4, 2035 32,220 Acquired
May 1, 2024 GD Stock Options Common Sock (27,990) $191.71 Feb. 28, 2027 27,990 Disposed
April 17, 2024 BNY Deferred Stock Units Common Stock (3,581) — — 3,581 Acquired
March 6, 2024 GD Stock Options Common Stock (25,430) $274.51 March 5, 2034 25,430 Acquired
April 19, 2023 BNY Deferred Stock Units Common Stock (4,090) — — 4,090 Acquired
March 8, 2023 GD Stock Options Common Stock (30,500) $227.58 March 7, 2033 30,500 Acquired
April 29, 2022 GD Stock Options Common Stock (38,330) $135.85 March 1, 2026 38,330 Disposed
April 19, 2022 BNY Deferred Stock Units Common Stock (3,977) — — 3,977 Acquired
March 2, 2022 GD Stock Options Common Stock (29,620) $232.90 March 1, 2032 29,620 Acquired
Sept. 1, 2021 GD Stock Options Common Stock (28,840) $136.78 March 3, 2025 28,840 Disposed
April 19, 2021 BNY Deferred Stock Units Common Stock (3,952) — — 3,952 Acquired
March 3, 2021 GD Stock Options Common Stock (37,280) $168.56 March 2, 2031 37,280 Acquired
March 4, 2020 GD Stock Options Common Stock (43,180) $165.47 March 3, 2030 43,180 Acquired
Aug. 8, 2019 GD Stock Options Common Stock (15,850) $112.40 March 4, 2021 15,850 Disposed
March 6, 2019 GD Stock Options Common Stock (33,740) $167.61 March 5, 2029 33,740 Acquired
March 7, 2018 GD Stock Options Common Stock (24,740) $223.93 March 6, 2028 24,740 Acquired
March 1, 2017 GD Stock Options Common Stock (27,990) $191.71 Feb. 28, 2027 27,990 Acquired
Nov. 14, 2016 GD Stock Options Common Stock (6,115) $71.01 March 6, 2019 6,115 Disposed
July 1, 2016 GD Stock Options Common Stock (6,515) $74.81 March 1, 2018 6,515 Disposed
March 2, 2016 GD Stock Options Common Stock (38,330) $135.85 March 1, 2026 38,330 Acquired
Aug. 18, 2015 GD Stock Options Common Stock (6,515) $74.81 March 1, 2018 6,515 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 17 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Sept. 1, 2017 GD Common Stock 10,821 Direct
Sept. 1, 2017 GD Common Stock 9,400 Direct
Sept. 1, 2017 GD Common Stock 1,991 Direct
Sept. 1, 2017 GD Common Stock 685 Indirect
Sept. 1, 2017 GD Stock Options→ Common Stock (15,850) 15,850 Direct
Sept. 1, 2017 GD Stock Options→ Common Stock (28,840) 28,840 Direct
Sept. 1, 2017 GD Stock Options→ Common Stock (38,330) 38,330 Direct
Sept. 1, 2017 GD Stock Options→ Common Stock (27,990) 27,990 Direct
April 1, 2015 GD Common Stock, $1.00 par value 3,609 Direct
April 1, 2015 GD Common Stock, $1.00 par value 6,180 Direct
April 1, 2015 GD Common Stock, $1.00 par value 3,549 Direct
April 1, 2015 GD Common Stock, $1.00 par value 604 Indirect
April 1, 2015 GD Stock Options→ Common Stock (13,030) 13,030 Direct
April 1, 2015 GD Stock Options→ Common Stock (12,230) 12,230 Direct
April 1, 2015 GD Stock Options→ Common Stock (17,860) 17,860 Direct
April 1, 2015 GD Stock Options→ Common Stock (15,850) 15,850 Direct
April 1, 2015 GD Stock Options→ Common Stock (28,840) 28,840 Direct