Krempa David

Officer · ETON

As of 2026-09-16, Krempa David has 33 Form 4 transactions on record across 1 company — 28 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: $3.9MIndirect: $0$3.9Mas of 2026-09-16
  • Direct $3.9M
  • Indirect $0
ETONdirect70,000 sh$3.9M

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

ETON · 33 trades
2026-08-24: Sale, 25,000 sh ($1.6M)2026-08-24: Option exercise, 25,000 sh ($183K)2026-08-24: Option exercise, 25,000 sh ($0)2026-07-31: Award / grant, 128,985 sh ($0)2026-07-12: Option exercise, 10,000 sh ($0)2026-07-12: Option exercise, 10,000 sh2026-07-12: Option exercise, 10,000 sh2026-06-26: Award / grant, 10,000 sh ($0)2026-05-27: Sale, 19,679 sh ($619K)2026-05-27: Option exercise, 7,203 sh ($26K)2026-05-27: Option exercise, 12,476 sh ($17K)2026-05-27: Option exercise, 12,476 sh ($0)2026-05-27: Option exercise, 7,203 sh ($0)2026-05-26: Sale, 37,524 sh ($1.2M)2026-05-26: Option exercise, 25,000 sh ($35K)2026-05-26: Option exercise, 12,524 sh ($17K)2026-05-26: Option exercise, 25,000 sh ($0)2026-05-26: Option exercise, 12,524 sh ($0)2026-05-22: Sale, 32,963 sh ($1.1M)2026-05-22: Sale, 9,315 sh ($316K)2026-05-22: Option exercise, 30,591 sh ($110K)2026-05-22: Sale, 519 sh ($18K)2026-05-22: Option exercise, 30,591 sh ($0)2026-01-14: Withheld for tax, 1,942 sh ($30K)2026-01-12: Award / grant, 40,655 sh ($0)2026-01-12: Award / grant, 25,856 sh ($0)2025-12-12: Withheld for tax, 6,264 sh ($106K)2025-12-11: Award / grant, 5,300 sh ($0)2025-06-16: Sale, 10,223 sh ($151K)2025-06-13: Sale, 6,800 sh ($100K)2025-06-12: Sale, 16,977 sh ($253K)2025-01-03: Award / grant, 25,876 sh ($0)2025-01-03: Award / grant, 38,621 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-24ETONSale25,000 @ $65.07$1.6M−40.3% of holding37,025Form 4
2026-05-27ETONSale19,679 @ $31.47$619K−43.8% of holding25,249Form 4
2026-05-26ETONSale37,524 @ $31.49$1.2M−59.8% of holding25,249Form 4
2026-05-22ETONSale32,963 @ $33.22$1.1M−48.4% of holding35,083Form 4
2026-05-22ETONSale9,315 @ $33.88$316K−26.6% of holding25,768Form 4
2026-05-22ETONSale519 @ $35.00$18K−2.0% of holding25,249Form 4
2025-06-16ETONSale10,223 @ $14.73$151K−1.6% of holding612,646Form 4
2025-06-13ETONSale6,800 @ $14.77$100K−1.1% of holding622,869Form 4
2025-06-12ETONSale16,977 @ $14.92$253K−2.6% of holding629,669Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-24ETONOption exercise25,00062,025Form 4
2026-08-24ETONOption exercise25,00070,000Form 4
2026-07-31ETONAward / grant128,985128,985Form 4
2026-07-12ETONOption exercise10,0000Form 4
2026-07-12ETONOption exercise10,00037,025Form 4
2026-07-12ETONOption exercise10,00037,025Form 4
2026-06-26ETONAward / grant10,00096,829Form 4
2026-05-27ETONOption exercise7,20344,928Form 4
2026-05-27ETONOption exercise12,47637,725Form 4
2026-05-27ETONOption exercise12,4760Form 4
2026-05-27ETONOption exercise7,203118,406Form 4
2026-05-26ETONOption exercise25,00050,249Form 4
2026-05-26ETONOption exercise12,52462,773Form 4
2026-05-26ETONOption exercise25,0000Form 4
2026-05-26ETONOption exercise12,52412,476Form 4
2026-05-22ETONOption exercise30,59168,046Form 4
2026-05-22ETONOption exercise30,591125,609Form 4
2026-01-14ETONWithheld for tax1,942630,238Form 4
2026-01-12ETONAward / grant40,655670,893Form 4
2026-01-12ETONAward / grant25,856696,749Form 4
2025-12-12ETONWithheld for tax6,264632,180Form 4
2025-12-11ETONAward / grant5,300638,468Form 4
2025-01-03ETONAward / grant25,87625,876Form 4
2025-01-03ETONAward / grant38,62138,621Form 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.