Bonarti Michael A

Officer · ADP

As of 2026-09-16, Bonarti Michael A has 14 Form 4 transactions on record across 1 company — 4 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: $24.4MIndirect: $0$24.4Mas of 2026-09-16
  • Direct $24.4M
  • Indirect $0
ADPdirect89,336 sh$24.4M

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

ADP · 14 trades
2026-09-01: Withheld for tax, 7,727 sh ($2.2M)2026-09-01: Award / grant, 5,076 sh ($0)2026-08-05: Award / grant, 11,573 sh ($0)2025-12-12: Withheld for tax, 117 sh ($31K)2025-09-09: Sale, 8,728 sh ($2.6M)2025-09-02: Withheld for tax, 9,031 sh ($2.7M)2025-09-01: Award / grant, 3,817 sh ($0)2025-08-06: Award / grant, 14,202 sh ($0)2025-02-03: Sale, 30,131 sh ($9.1M)2025-02-03: Option exercise, 20,435 sh ($4.2M)2025-02-03: Option exercise, 20,435 sh ($4.2M)2025-02-03: Option exercise, 9,696 sh ($1.3M)2025-02-03: Option exercise, 9,696 sh ($1.3M)2024-12-13: Withheld for tax, 112 sh ($33K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-09-09ADPSale8,728 @ $298.43$2.6M−9.8% of holding80,531Form 4
2025-02-03ADPSale30,131 @ $303.30$9.1M−27.3% of holding80,272Form 4
12 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-01ADPWithheld for tax7,72789,336Form 4
2026-09-01ADPAward / grant5,07697,063Form 4
2026-08-05ADPAward / grant11,57391,987Form 4
2025-12-12ADPWithheld for tax11780,414Form 4
2025-09-02ADPWithheld for tax9,03189,259Form 4
2025-09-01ADPAward / grant3,81798,290Form 4
2025-08-06ADPAward / grant14,20294,473Form 4
2025-02-03ADPOption exercise20,4356,812Form 4
2025-02-03ADPOption exercise20,435100,707Form 4
2025-02-03ADPOption exercise9,6960Form 4
2025-02-03ADPOption exercise9,696110,403Form 4
2024-12-13ADPWithheld for tax11280,272Form 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.