Thau Daniel Mark

Director · BLBD

As of 2026-09-17, Thau Daniel Mark has 8 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.

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

Reconstructed holdings

Direct: $550KIndirect: $0$550Kas of 2026-09-17
  • Direct $550K
  • Indirect $0
BLBDdirect9,046 sh$550K

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

BLBD · 8 trades
2026-08-12: Purchase, 350 sh ($23K)2026-05-19: Purchase, 300 sh ($20K)2026-04-01: Award / grant, 2,297 sh ($0)2025-12-04: Purchase, 400 sh ($20K)2025-05-28: Purchase, 400 sh ($16K)2025-04-01: Award / grant, 4,099 sh ($0)2025-02-18: Purchase, 500 sh ($17K)2024-12-09: Purchase, 700 sh ($27K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-12BLBDPurchase350 @ $64.37$23K+4.0% of holding9,046Form 4
2026-05-19BLBDPurchase300 @ $65.09$20K+3.6% of holding8,696Form 4
2025-12-04BLBDPurchase400 @ $51.05$20K+7.0% of holding6,099Form 4
2025-05-28BLBDPurchase400 @ $39.17$16K+7.5% of holding5,699Form 4
2025-02-18BLBDPurchase500 @ $34.85$17K+71.4% of holding1,200Form 4
2024-12-09BLBDPurchase700 @ $39.18$27Kownership Δ n/a700Form 4
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-01BLBDAward / grant2,2978,396Form 4
2025-04-01BLBDAward / grant4,0995,299Form 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.