O'Toole Brian E

Director · Officer · BKSY

As of 2026-09-16, O'Toole Brian E has 13 Form 4 transactions on record across 1 company — 6 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.

Pattern in the record: open-market sales filed in September in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $22.9MIndirect: $0$22.9Mas of 2026-09-16
  • Direct $22.9M
  • Indirect $0
BKSYdirect1,063,396 sh$22.9M

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

BKSY · 13 trades
2026-09-11: Sale, 56,280 sh ($1.2M)2026-09-09: Sale, 20,000 sh ($437K)2026-06-10: Sale, 15,512 sh ($529K)2026-03-11: Withheld for tax, 24,999 sh ($600K)2026-03-10: Award / grant, 191,666 sh ($0)2025-12-12: Sale, 13,416 sh ($259K)2025-09-15: Award / grant, 250,000 sh ($0)2025-09-10: Sale, 33,292 sh ($581K)2025-06-10: Withheld for tax, 6,935 sh ($84K)2025-03-10: Withheld for tax, 6,935 sh ($64K)2025-03-10: Award / grant, 210,834 sh ($0)2025-03-10: Award / grant, 105,417 sh ($0)2024-12-10: Sale, 7,020 sh ($75K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-11BKSYSale56,280 @ $20.95$1.2M−5.0% of holding1,063,396Form 4
2026-09-09BKSYSale20,000 @ $21.83$437K−1.8% of holding1,119,676Form 4
2026-06-10BKSYSale15,512 @ $34.10$529K−1.3% of holding1,139,676Form 4
2025-12-12BKSYSale13,416 @ $19.27$259K−1.3% of holding988,521Form 4
2025-09-10BKSYSale33,292 @ $17.45$581K−4.2% of holding750,164Form 4
2024-12-10BKSYSale7,020 @ $10.65$75K−1.0% of holding691,909Form 4
7 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-03-11BKSYWithheld for tax24,999963,522Form 4
2026-03-10BKSYAward / grant191,6661,155,188Form 4
2025-09-15BKSYAward / grant250,0001,000,164Form 4
2025-06-10BKSYWithheld for tax6,935783,456Form 4
2025-03-10BKSYWithheld for tax6,935790,391Form 4
2025-03-10BKSYAward / grant210,834210,834Form 4
2025-03-10BKSYAward / grant105,417797,326Form 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.