Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 13 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

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 6, 2019 AMPY D 14,013 $10.00 $140,130 51,294 Direct -21.46% Disposed -55.7% (price as of 2026-10-05)
Aug. 6, 2019 AMPY M 52,491 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
Aug. 6, 2019 AMPY M 12,716 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
Aug. 6, 2019 AMPY M 52,491 · · 65,307 Direct +409.57% Acquired (price as of 2026-10-05)
Aug. 6, 2019 AMPY M 12,716 · · 12,816 Direct +12716.00% Acquired (price as of 2026-10-05)
April 30, 2019 TDW A 7,500 · · 17,141 Direct +77.79% Acquired (price as of 2026-10-05)
Jan. 2, 2019 AMPY A 26,028 · · 26,028 Direct · Acquired (price as of 2026-10-05)
July 31, 2018 TDW A 3,771 · · 9,641 Direct +64.24% Acquired (price as of 2026-10-05)
Jan. 2, 2018 AMPY A 13,112 · · 13,112 Direct · Acquired (price as of 2026-10-05)
Sept. 12, 2017 TDW A 5,870 · · 5,870 Direct · Acquired (price as of 2026-10-05)
Nov. 23, 2016 AMPY A 12,716 · · 26,067 Direct +95.24% Acquired (price as of 2026-10-05)
Nov. 23, 2016 AMPY A 13,351 · · 13,351 Direct · Acquired (price as of 2026-10-05)
Nov. 8, 2016 AMPY A 100 · · 100 Direct · Acquired (price as of 2026-10-05)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 6, 2019 AMPY Restricted Stock Units Common Stock (52,491) · · 52,491 Disposed
Aug. 6, 2019 AMPY Performance Stock Units Common Stock (12,716) · · 12,716 Disposed
Jan. 2, 2019 AMPY Restricted Stock Unit Common Stock (26,028) · · 26,028 Acquired
Jan. 2, 2018 AMPY Restricted Stock Unit Common Stock (13,112) · · 13,112 Acquired
Nov. 23, 2016 AMPY Restricted Stock Unit Common Stock (12,716) · · 12,716 Acquired
Nov. 23, 2016 AMPY Restricted Stock Unit Common Stock (13,351) · · 13,351 Acquired

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