ACU insider transaction filings

ACME UNITED CORP — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-19. Screen ACU transaction legs live →

Insider transaction summary — last 90 days

2026-06-24 to 2026-09-22, from the filings listed below: 16 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By insider — same window

Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

InsiderFilingsPurchases (P)Sales (S)Other legs
OLSCHAN BRIAN S — President and COO, Director59 legs · 18,217 sh · $1,065,7617
BARKER BRIAN — Director31 leg · 3,821 sh · $231,1704
Davidson Rex Lynn — Director21 leg · 3,684 sh · $208,0724
HOLDEN RICHMOND Y JR — Director27
DRISCOLL PAUL G — Chief Financial Officer14
JOHNSEN WALTER C — Chairman and CEO, Director, 10% owner14
Conway Paul J — Director11
MURPHY SUSAN H — Director11

Recent Form 4 filings — ACME UNITED CORP

FiledFormInsiderReported transactionsSource
2026-08-194OLSCHAN BRIAN S — President and COO, DirectorSale (S): 4,000 @ $61.36 · Sale (S): 3,308 @ $61.63EDGAR
2026-08-174BARKER BRIAN — DirectorSale (S): 3,821 @ $60.50EDGAR
2026-08-174OLSCHAN BRIAN S — President and COO, DirectorOption exercise (M): 20,000 @ $19.48 · Tax withholding (F): 12,692 @ $60.77 · Option exercise (M): 20,000 (derivative) @ $19.48EDGAR
2026-08-124OLSCHAN BRIAN S — President and COO, DirectorSale (S): 1 @ $58 · Sale (S): 981 @ $56.75 · Sale (S): 4,000 @ $55.51 · Sale (S): 125 @ $55.72 · Sale (S): 5,304 @ $57.07 · Sale (S): 159 @ $57.99 · +1 moreEDGAR
2026-08-124BARKER BRIAN — DirectorOption exercise (M): 4,000 @ $21.20 · Tax withholding (F): 1,479 @ $57.35 · Option exercise (M): 4,000 (derivative) @ $21.20EDGAR
2026-08-114Davidson Rex Lynn — DirectorOption exercise (M): 5,000 @ $28.20 · Tax withholding (F): 2,544 @ $55.43 · Sale (S): 3,684 @ $56.48 · Option exercise (M): 5,000 (derivative) @ $28.20EDGAR
2026-07-314OLSCHAN BRIAN S — President and COO, DirectorGrant/award (A): 20,000 (derivative) @ $59.90EDGAR
2026-07-314DRISCOLL PAUL G — Chief Financial OfficerOption exercise (M): 15,000 @ $24.92 · Tax withholding (F): 10,300 @ $59.90 · Option exercise (M): 15,000 (derivative) @ $24.92 · Grant/award (A): 15,000 (derivative) @ $59.90EDGAR
2026-07-314HOLDEN RICHMOND Y JR — DirectorGrant/award (A): 2,500 (derivative) @ $59.90EDGAR
2026-07-314MURPHY SUSAN H — DirectorGrant/award (A): 2,500 (derivative) @ $59.90EDGAR
2026-07-314BARKER BRIAN — DirectorGrant/award (A): 2,500 (derivative) @ $59.90EDGAR
2026-07-314Conway Paul J — DirectorGrant/award (A): 2,500 (derivative) @ $59.90EDGAR
2026-07-314Davidson Rex Lynn — DirectorGrant/award (A): 2,500 (derivative) @ $59.90EDGAR
2026-07-314JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerOption exercise (M): 30,000 @ $23.99 · Tax withholding (F): 20,361 @ $59.90 · Option exercise (M): 30,000 (derivative) @ $23.99 · Grant/award (A): 25,000 (derivative) @ $59.90EDGAR
2026-07-274OLSCHAN BRIAN S — President and COO, DirectorOption exercise (M): 35,000 @ $22.66 · Tax withholding (F): 24,091 @ $53.94 · Option exercise (M): 35,000 (derivative) @ $22.66EDGAR
2026-07-244HOLDEN RICHMOND Y JR — DirectorOption exercise (M): 1,500 @ $21.20 · Tax withholding (F): 606 @ $52.45 · Option exercise (M): 1,900 @ $21.75 · Tax withholding (F): 788 @ $52.45 · Option exercise (M): 1,500 (derivative) @ $21.20 · Option exercise (M): 1,900 (derivative) @ $21.75EDGAR
2026-05-294OLSCHAN BRIAN S — President and COO, DirectorSale (S): 4,833 @ $42EDGAR
2026-05-294JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerGift (G): 5,834 @ $42.23EDGAR
2026-05-224OLSCHAN BRIAN S — President and COO, DirectorOption exercise (M): 20,000 @ $24.92 · Tax withholding (F): 15,204 @ $43.21 · Option exercise (M): 20,000 (derivative) @ $24.92EDGAR
2026-05-154JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerOption exercise (M): 30,000 @ $23.99 · Tax withholding (F): 24,166 @ $40.53 · Option exercise (M): 30,000 (derivative) @ $23.99EDGAR
2026-03-054MURPHY SUSAN H — DirectorGift (G): 1,200 @ $44.08EDGAR
2026-03-034OLSCHAN BRIAN S — President and COO, DirectorOption exercise (M): 15,000 @ $24.92 · Disposition to issuer (D): 15,000 @ $45.88 · Option exercise (M): 15,000 (derivative) @ $24.92 · Grant/award (A): 20,000 (derivative) @ $44.77EDGAR
2026-03-034DRISCOLL PAUL G — Chief Financial OfficerOption exercise (M): 15,000 @ $21.49 · Disposition to issuer (D): 15,000 @ $45.88 · Option exercise (M): 15,000 (derivative) @ $21.49 · Grant/award (A): 15,000 (derivative) @ $44.77EDGAR
2026-03-034JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerOption exercise (M): 30,000 @ $21.49 · Disposition to issuer (D): 30,000 @ $45.88 · Option exercise (M): 30,000 (derivative) @ $21.49 · Grant/award (A): 25,000 (derivative) @ $44.77EDGAR
2025-09-084HOLDEN RICHMOND Y JR — DirectorOption exercise (M): 2,500 @ $21.20 · Disposition to issuer (D): 2,500 @ $44.36 · Option exercise (M): 2,500 (derivative) @ $21.20EDGAR
2025-08-144Conway Paul J — DirectorGrant/award (A): 2,500 (derivative) @ $43.40EDGAR
2025-08-144BARKER BRIAN — DirectorGrant/award (A): 2,500 (derivative) @ $43.40EDGAR
2025-08-144Davidson Rex Lynn — DirectorGrant/award (A): 2,500 (derivative) @ $43.40EDGAR
2025-08-144MURPHY SUSAN H — DirectorGrant/award (A): 2,500 (derivative) @ $43.40EDGAR
2025-08-144HOLDEN RICHMOND Y JR — DirectorOption exercise (M): 2,500 @ $22.66 · Disposition to issuer (D): 2,500 @ $44.58 · Grant/award (A): 2,500 (derivative) @ $43.40 · Option exercise (M): 2,500 (derivative) @ $22.66EDGAR
2025-08-064MURPHY SUSAN H — DirectorGift (G): 120 @ $42.61EDGAR
2025-08-014OLSCHAN BRIAN S — President and COO, DirectorGrant/award (A): 20,000 (derivative) @ $40.60EDGAR
2025-08-014DRISCOLL PAUL G — Chief Financial OfficerGrant/award (A): 15,000 (derivative) @ $40.60EDGAR
2025-08-014JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerGrant/award (A): 25,000 (derivative) @ $40.60EDGAR
2025-06-044OLSCHAN BRIAN S — President and COO, DirectorSale (S): 809 @ $39.95 · Sale (S): 1,001 @ $40.01EDGAR
2025-05-224OLSCHAN BRIAN S — President and COO, DirectorSale (S): 690 @ $39.90 · Sale (S): 306 @ $39.90EDGAR
2025-05-194OLSCHAN BRIAN S — President and COO, DirectorSale (S): 138 @ $41.12 · Sale (S): 2,285 @ $39.95 · Sale (S): 5,000 @ $39.95EDGAR
2025-04-224OLSCHAN BRIAN S — President and COO, DirectorOption exercise (M): 45,000 @ $23.99 · Tax withholding (F): 34,665 @ $41.38 · Option exercise (M): 45,000 (derivative) @ $23.99EDGAR
2025-03-044Davidson Rex Lynn — DirectorOption exercise (M): 5,000 @ $19.23 · Disposition to issuer (D): 5,000 @ $39.09 · Option exercise (M): 5,000 (derivative) @ $19.23EDGAR
2025-03-044MURPHY SUSAN H — DirectorOption exercise (M): 5,000 @ $19.23 · Disposition to issuer (D): 5,000 @ $39.09 · Option exercise (M): 5,000 (derivative) @ $19.23EDGAR
2025-03-044JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerOption exercise (M): 15,000 @ $21.49 · Disposition to issuer (D): 15,000 @ $39.09 · Option exercise (M): 15,000 (derivative) @ $21.49EDGAR
2024-12-094JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerGift (G): 10,000 @ $40EDGAR
2024-12-034DRISCOLL PAUL G — Chief Financial OfficerSale (S): 1,000 @ $43.32EDGAR
2024-12-024DRISCOLL PAUL G — Chief Financial OfficerSale (S): 2,000 @ $44.33EDGAR
2024-09-104WARD STEVENSON E III — DirectorOption exercise (M): 2,500 @ $38.26 · Disposition to issuer (D): 2,500 @ $43 · Option exercise (M): 5,000 @ $37.92 · Tax withholding (F): 4,513 @ $42.02 · Option exercise (M): 2,500 (derivative) @ $38.26 · Option exercise (M): 5,000 (derivative) @ $37.92EDGAR
2024-09-034JOHNSEN WALTER C — Chairman and CEO, Director, 10% ownerOption exercise (M): 6,000 @ $19.18 · Tax withholding (F): 4,305 @ $44.09 · Option exercise (M): 6,000 (derivative) @ $19.18EDGAR
2024-08-194Conway Paul J — DirectorGrant/award (A): 5,000 (derivative) @ $38.26EDGAR
2024-08-094MURPHY SUSAN H — DirectorGrant/award (A): 2,500 (derivative) @ $38.26EDGAR
2024-08-094WARD STEVENSON E III — DirectorGrant/award (A): 2,500 (derivative) @ $38.26EDGAR
2024-08-094HOLDEN RICHMOND Y JR — DirectorGrant/award (A): 2,500 (derivative) @ $38.26EDGAR

Recent 8-K events — ACME UNITED CORP

FiledFormItems reportedSource
2026-07-238-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-07-218-K1.01 — Entry into a Material Definitive Agreement
1.02 — Termination of a Material Definitive Agreement
2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-288-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
2026-04-238-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-02-268-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-01-228-K1.01 — Entry into a Material Definitive Agreement
2.01 — Completion of Acquisition or Disposition of Assets
9.01 — Financial Statements and Exhibits
EDGAR
2025-10-218-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-07-238-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-07-018-K1.01 — Entry into a Material Definitive Agreement
2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
9.01 — Financial Statements and Exhibits
EDGAR
2025-04-238-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
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