Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 25 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

25 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Dec. 8, 2017 AEIS S 10b5-1 10,000 $71.86 $718,600 42,000 Direct -19.23% Disposed 314.8% (price as of 2026-10-05)
March 30, 2016 AEIS P 10b5-1 10,000 $35.19 $351,900 38,000 Direct +35.71% Acquired 747.1% (price as of 2026-10-05)
Dec. 8, 2014 AEIS P 10b5-1 10,000 $22.72 $227,200 20,000 Direct +100.00% Acquired 1212.1% (price as of 2026-10-05)
Nov. 19, 2008 TRS P 4,788 $1.43 $6,847 190,400 Indirect +2.58% Acquired 3297.3% (price as of 2026-10-05)
Nov. 18, 2008 TRS P 41,100 $1.50 $61,650 185,612 Indirect +28.44% Acquired 3138.7% (price as of 2026-10-05)
Nov. 17, 2008 TRS P 29,804 $1.44 $42,918 144,512 Indirect +25.98% Acquired 3273.7% (price as of 2026-10-05)
Nov. 14, 2008 TRS P 24,308 $1.39 $33,788 114,708 Indirect +26.89% Acquired 3395.0% (price as of 2026-10-05)
Nov. 28, 2007 TRS P 5,000 $11.53 $57,650 50,000 Indirect +11.11% Acquired 321.3% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 1,000 $11.65 $11,650 45,000 Indirect +2.27% Acquired 317.0% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 300 $11.62 $3,486 44,000 Indirect +0.69% Acquired 318.1% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 200 $11.60 $2,320 43,700 Indirect +0.46% Acquired 318.8% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 600 $11.59 $6,954 43,500 Indirect +1.40% Acquired 319.2% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.58 $1,158 42,900 Indirect +0.23% Acquired 319.5% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.55 $1,155 42,800 Indirect +0.23% Acquired 320.6% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.53 $1,153 42,700 Indirect +0.23% Acquired 321.3% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 200 $11.52 $2,304 42,600 Indirect +0.47% Acquired 321.7% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.51 $1,151 42,400 Indirect +0.24% Acquired 322.1% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 1,100 $11.50 $12,650 42,300 Indirect +2.67% Acquired 322.4% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 10,200 $11.49 $117,198 41,200 Indirect +32.90% Acquired 322.8% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 5,300 $11.48 $60,844 31,000 Indirect +20.62% Acquired 323.2% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.47 $1,147 25,700 Indirect +0.39% Acquired 323.5% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 100 $11.46 $1,146 25,600 Indirect +0.39% Acquired 323.9% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 200 $11.43 $2,286 25,500 Indirect +0.79% Acquired 325.0% (price as of 2026-10-05)
Nov. 27, 2007 TRS P 300 $11.42 $3,426 25,300 Indirect +1.20% Acquired 325.4% (price as of 2026-10-05)
Aug. 9, 2007 TRS P 3,100 $11.95 $37,045 25,000 Indirect +14.16% Acquired 306.5% (price as of 2026-10-05)
Aug. 9, 2007 TRS P 5,000 $12.05 $60,250 21,900 Indirect +29.59% Acquired 303.2% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 200 $11.85 $2,370 16,900 Indirect +1.20% Acquired 310.0% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 400 $11.79 $4,716 16,700 Indirect +2.45% Acquired 312.1% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 1,500 $11.80 $17,700 16,300 Indirect +10.14% Acquired 311.7% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 4,800 $11.85 $56,880 14,800 Indirect +48.00% Acquired 310.0% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 5,000 $12.00 $60,000 10,000 Indirect +100.00% Acquired 304.8% (price as of 2026-10-05)
Aug. 8, 2007 TRS P 5,000 $12.05 $60,250 5,000 Indirect · Acquired 303.2% (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
May 7, 2026 AEIS Restricted Stock Units Common Stock (760) · · 760 Acquired
May 2, 2026 AEIS Restricted Stock Units Common Stock (3,029) · · 3,029 Disposed
May 3, 2025 AEIS Restricted Stock Units Common Stock (157) · · 157 Disposed
May 3, 2025 AEIS Restricted Stock Units Common Stock (2,616) · · 2,616 Disposed
May 2, 2025 AEIS Restricted Stock Units Common Stock (157) · · 157 Acquired
May 2, 2025 AEIS Restricted Stock Units Common Stock (3,029) · · 3,029 Acquired
May 5, 2024 AEIS Restricted Stock Units Common Stock (2,821) · · 2,821 Disposed
May 3, 2024 AEIS Restricted Stock Units Common Stock (2,616) $0.00 · 2,616 Acquired
May 5, 2023 AEIS Common Stock Common Stock (2,821) $0.00 · 2,821 Acquired

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

Initial ownership (Form 3) 3 holdings

07

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

DateTickerSecuritySharesOwnership
May 14, 2014 AEIS Common Stock · Direct
May 17, 2007 TRS Employee Stock Option (right to buy)→ Common Stock (51,025) 51,025 Direct
May 17, 2007 TRS Employee Stock Option (right to buy)→ Common Stock (555,500) 555,500 Direct