Crook Nathaniel Glenn

Officer · AMPL

As of 2026-09-16, Crook Nathaniel Glenn has 5 Form 4 transactions on record across 1 company — 5 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: $21.9MIndirect: $0$21.9Mas of 2026-09-16
  • Direct $21.9M
  • Indirect $0
AMPLdirect1,622,696 sh$21.9M

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

AMPL · 5 trades
2026-09-04: Sale, 300,000 sh ($3.9M)2026-08-17: Withheld for tax, 109,368 sh ($1.4M)2026-05-15: Withheld for tax, 101,292 sh ($614K)2026-04-15: Award / grant, 974,930 sh ($0)2026-04-15: Award / grant, 278,551 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-04AMPLSale300,000 @ $12.99$3.9M−15.6% of holding1,622,696Form 4
4 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-17AMPLWithheld for tax109,3681,922,696Form 4
2026-05-15AMPLWithheld for tax101,2922,032,064Form 4
2026-04-15AMPLAward / grant974,9302,131,026Form 4
2026-04-15AMPLAward / grant278,5511,156,096Form 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.