Walker Neal

Director · Officer · ALDX, ACRS

As of 2026-09-16, Walker Neal has 44 Form 4 transactions on record across 2 companies — 12 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $8.3MIndirect: $0$8.3Mas of 2026-09-16
  • Direct $8.3M
  • Indirect $0
ACRSdirect1,562,497 sh$8.3M
ALDXdirect3,318 sh$5K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

ACRS · 40 trades
2026-02-03: Withheld for tax, 18,611 sh ($65K)2026-02-03: Option exercise, 63,475 sh ($0)2026-02-03: Option exercise, 63,475 sh2026-02-03: Option exercise, 63,475 sh2026-02-02: Award / grant, 961,700 sh ($0)2026-02-02: Award / grant, 274,800 sh ($0)2026-01-02: Withheld for tax, 9,952 sh ($29K)2026-01-02: Option exercise, 29,150 sh ($0)2026-01-02: Option exercise, 29,150 sh2026-01-02: Option exercise, 29,150 sh2025-05-01: Withheld for tax, 2,975 sh ($4K)2025-05-01: Option exercise, 9,467 sh ($0)2025-05-01: Option exercise, 9,467 sh2025-05-01: Option exercise, 9,467 sh2025-04-01: Withheld for tax, 3,042 sh ($5K)2025-04-01: Option exercise, 9,467 sh ($0)2025-04-01: Option exercise, 9,467 sh2025-04-01: Option exercise, 9,467 sh2025-03-01: Withheld for tax, 3,277 sh ($7K)2025-03-01: Option exercise, 9,466 sh ($0)2025-03-01: Option exercise, 9,466 sh2025-03-01: Option exercise, 9,466 sh2025-02-03: Award / grant, 888,800 sh ($0)2025-02-03: Award / grant, 253,900 sh ($0)2025-02-01: Withheld for tax, 3,559 sh ($9K)2025-02-01: Option exercise, 9,467 sh ($0)2025-02-01: Option exercise, 9,467 sh2025-02-01: Option exercise, 9,467 sh2025-01-02: Withheld for tax, 13,532 sh ($34K)2025-01-02: Option exercise, 29,149 sh ($0)2025-01-02: Award / grant, 88,333 sh ($0)2025-01-02: Option exercise, 29,149 sh2025-01-02: Option exercise, 29,149 sh2025-01-01: Withheld for tax, 3,904 sh ($10K)2025-01-01: Option exercise, 9,467 sh ($0)2025-01-01: Option exercise, 9,467 sh2025-01-01: Option exercise, 9,467 sh2024-12-04: Withheld for tax, 68,343 sh ($257K)2024-12-04: Option exercise, 118,840 sh ($181K)2024-12-04: Option exercise, 118,840 sh ($0)
ALDX · 4 trades
2026-06-09: Award / grant, 3,318 sh ($0)2026-06-09: Award / grant, 70,000 sh ($0)2025-06-10: Award / grant, 2,413 sh ($0)2025-06-10: Award / grant, 62,728 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
44 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-09ALDXAward / grant3,3183,318Form 4
2026-06-09ALDXAward / grant70,00070,000Form 4
2026-02-03ACRSWithheld for tax18,6111,543,886Form 4
2026-02-03ACRSOption exercise63,475190,425Form 4
2026-02-03ACRSOption exercise63,4751,562,497Form 4
2026-02-03ACRSOption exercise63,4751,562,497Form 4
2026-02-02ACRSAward / grant961,700961,700Form 4
2026-02-02ACRSAward / grant274,800274,800Form 4
2026-01-02ACRSWithheld for tax9,9521,499,022Form 4
2026-01-02ACRSOption exercise29,15030,034Form 4
2026-01-02ACRSOption exercise29,1501,508,974Form 4
2026-01-02ACRSOption exercise29,1501,508,974Form 4
2025-06-10ALDXAward / grant2,4132,413Form 4
2025-06-10ALDXAward / grant62,72862,728Form 4
2025-05-01ACRSWithheld for tax2,9751,479,824Form 4
2025-05-01ACRSOption exercise9,4670Form 4
2025-05-01ACRSOption exercise9,4671,482,799Form 4
2025-05-01ACRSOption exercise9,4671,482,799Form 4
2025-04-01ACRSWithheld for tax3,0421,473,332Form 4
2025-04-01ACRSOption exercise9,4679,467Form 4
2025-04-01ACRSOption exercise9,4671,476,374Form 4
2025-04-01ACRSOption exercise9,4671,476,374Form 4
2025-03-01ACRSWithheld for tax3,2771,466,907Form 4
2025-03-01ACRSOption exercise9,46618,934Form 4
2025-03-01ACRSOption exercise9,4661,470,184Form 4
2025-03-01ACRSOption exercise9,4661,470,184Form 4
2025-02-03ACRSAward / grant888,800888,800Form 4
2025-02-03ACRSAward / grant253,900253,900Form 4
2025-02-01ACRSWithheld for tax3,5591,460,718Form 4
2025-02-01ACRSOption exercise9,46728,400Form 4
2025-02-01ACRSOption exercise9,4671,464,277Form 4
2025-02-01ACRSOption exercise9,4671,464,277Form 4
2025-01-02ACRSWithheld for tax13,5321,454,810Form 4
2025-01-02ACRSOption exercise29,14959,184Form 4
2025-01-02ACRSAward / grant88,33388,333Form 4
2025-01-02ACRSOption exercise29,1491,468,342Form 4
2025-01-02ACRSOption exercise29,1491,468,342Form 4
2025-01-01ACRSWithheld for tax3,9041,439,193Form 4
2025-01-01ACRSOption exercise9,46737,867Form 4
2025-01-01ACRSOption exercise9,4671,443,097Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.