SHEPSTON MICHELLE H

Officer · SSMR, BOOM

As of 2026-09-16, SHEPSTON MICHELLE H has 13 Form 4 transactions on record across 2 companies — 2 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: $637KIndirect: $1K$638Kas of 2026-09-16
  • Direct $637K
  • Indirect $1K
BOOMdirect89,461 sh$558K
SSMRdirect5,000 sh$79K
SSMRindirect65 sh$1K

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

BOOM · 11 trades
2025-03-14: Withheld for tax, 1,205 sh ($10K)2025-03-02: Withheld for tax, 1,597 sh ($14K)2025-03-02: Withheld for tax, 1,064 sh ($9K)2025-03-02: Option exercise, 3,230 sh ($0)2025-03-02: Option exercise, 3,230 sh ($0)2025-03-01: Withheld for tax, 133 sh ($1K)2025-03-01: Option exercise, 319 sh ($0)2025-03-01: Option exercise, 319 sh ($0)2025-02-28: Withheld for tax, 1,704 sh ($14K)2025-02-26: Award / grant, 24,006 sh ($0)2025-02-26: Award / grant, 24,006 sh ($0)
SSMR · 2 trades
2026-06-05: Purchase, 5,000 sh ($68K)2026-06-05: Purchase, 65 sh ($878)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-05SSMRPurchase5,000 @ $13.50$68Kownership Δ n/a5,000Form 4
2026-06-05SSMRPurchase65 @ $13.50$878ownership Δ n/a65Form 4
11 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-03-14BOOMWithheld for tax1,20589,461Form 4
2025-03-02BOOMWithheld for tax1,59791,730Form 4
2025-03-02BOOMWithheld for tax1,06490,666Form 4
2025-03-02BOOMOption exercise3,23093,327Form 4
2025-03-02BOOMOption exercise3,2300Form 4
2025-03-01BOOMWithheld for tax13390,097Form 4
2025-03-01BOOMOption exercise3192,188Form 4
2025-03-01BOOMOption exercise31990,230Form 4
2025-02-28BOOMWithheld for tax1,70489,911Form 4
2025-02-26BOOMAward / grant24,00691,615Form 4
2025-02-26BOOMAward / grant24,00624,006Form 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.