Parker Craig C

Director · Officer · SRZN

As of 2026-09-16, Parker Craig C has 16 Form 4 transactions on record across 1 company — 7 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: $308KIndirect: $0$308Kas of 2026-09-16
  • Direct $308K
  • Indirect $0
SRZNdirect18,175 sh$308K

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

SRZN · 16 trades
2026-06-15: Award / grant, 1,622 sh ($13K)2026-05-04: Sale, 4,524 sh ($151K)2026-05-01: Option exercise, 12,500 sh ($0)2026-05-01: Option exercise, 12,500 sh2026-05-01: Option exercise, 12,500 sh2026-02-17: Award / grant, 242,200 sh ($0)2025-12-15: Award / grant, 1,553 sh ($13K)2025-06-13: Award / grant, 400 sh ($3K)2025-05-01: Award / grant, 25,000 sh ($0)2025-05-01: Award / grant, 75,000 sh ($0)2025-03-24: Award / grant, 1,474 sh ($0)2025-03-24: Disposition, 5,712 sh ($0)2025-03-24: Disposition, 1,603 sh ($0)2025-03-24: Disposition, 1,474 sh ($0)2025-03-24: Award / grant, 1,603 sh ($0)2025-01-17: Award / grant, 100,000 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-05-04SRZNSale4,524 @ $33.33$151K−21.5% of holding16,553Form 4
15 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-15SRZNAward / grant1,62218,175Form 4
2026-05-01SRZNOption exercise12,50012,500Form 4
2026-05-01SRZNOption exercise12,50021,077Form 4
2026-05-01SRZNOption exercise12,50021,077Form 4
2026-02-17SRZNAward / grant242,200242,200Form 4
2025-12-15SRZNAward / grant1,5538,577Form 4
2025-06-13SRZNAward / grant4007,024Form 4
2025-05-01SRZNAward / grant25,00025,000Form 4
2025-05-01SRZNAward / grant75,00075,000Form 4
2025-03-24SRZNAward / grant1,4741,474Form 4
2025-03-24SRZNDisposition5,7120Form 4
2025-03-24SRZNDisposition1,6030Form 4
2025-03-24SRZNDisposition1,4740Form 4
2025-03-24SRZNAward / grant1,6031,603Form 4
2025-01-17SRZNAward / grant100,000100,000Form 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.