WALLACE MICHAEL W

Officer · SPOK

As of 2026-09-16, WALLACE MICHAEL W has 32 Form 4 transactions on record across 1 company — 13 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: $1.6MIndirect: $0$1.6Mas of 2026-09-16
  • Direct $1.6M
  • Indirect $0
SPOKdirect152,748 sh$1.6M

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

SPOK · 32 trades
2026-08-03: Award / grant, 13,761 sh ($0)2026-08-03: Award / grant, 13,761 sh ($0)2026-03-04: Option exercise, 30,525 sh ($371K)2026-03-04: Withheld for tax, 17,897 sh ($217K)2026-03-04: Award / grant, 9,157 sh ($111K)2026-03-04: Option exercise, 30,525 sh ($0)2026-01-05: Option exercise, 22,865 sh ($302K)2026-01-05: Withheld for tax, 10,985 sh ($145K)2026-01-05: Option exercise, 10,175 sh ($0)2026-01-05: Option exercise, 6,230 sh ($0)2026-01-05: Option exercise, 6,460 sh ($0)2026-01-02: Award / grant, 34,116 sh ($0)2026-01-02: Award / grant, 34,117 sh ($0)2025-08-25: Sale, 10,806 sh ($193K)2025-08-25: Sale, 0 sh ($0)2025-08-04: Sale, 10,000 sh ($185K)2025-08-04: Sale, 0 sh ($0)2025-05-07: Sale, 6,000 sh ($99K)2025-05-07: Sale, 0 sh ($0)2025-03-07: Option exercise, 34,682 sh ($584K)2025-03-07: Withheld for tax, 20,334 sh ($343K)2025-03-07: Award / grant, 10,404 sh ($175K)2025-03-07: Option exercise, 34,682 sh ($0)2025-03-04: Sale, 10,000 sh ($165K)2025-03-04: Sale, 0 sh ($0)2025-01-03: Option exercise, 28,195 sh ($453K)2025-01-03: Withheld for tax, 13,237 sh ($212K)2025-01-03: Award / grant, 18,691 sh ($0)2025-01-03: Award / grant, 18,692 sh ($0)2025-01-03: Option exercise, 11,561 sh ($0)2025-01-03: Option exercise, 6,459 sh ($0)2025-01-03: Option exercise, 10,175 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-08-25SPOKSale10,806 @ $17.87$193K−21.1% of holding40,369Form 4
2025-08-25SPOKSale0 @ $0.00$0+0.0% of holding110,383Form 4
2025-08-04SPOKSale10,000 @ $18.49$185K−16.3% of holding51,175Form 4
2025-08-04SPOKSale0 @ $0.00$0+0.0% of holding110,383Form 4
2025-05-07SPOKSale6,000 @ $16.53$99K−8.9% of holding61,175Form 4
2025-05-07SPOKSale0 @ $0.00$0+0.0% of holding110,383Form 4
2025-03-04SPOKSale10,000 @ $16.53$165K−19.1% of holding42,423Form 4
2025-03-04SPOKSale0 @ $0.00$0+0.0% of holding145,065Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-03SPOKAward / grant13,761152,748Form 4
2026-08-03SPOKAward / grant13,761138,987Form 4
2026-03-04SPOKOption exercise30,52582,774Form 4
2026-03-04SPOKWithheld for tax17,89774,034Form 4
2026-03-04SPOKAward / grant9,15791,931Form 4
2026-03-04SPOKOption exercise30,525125,226Form 4
2026-01-05SPOKOption exercise22,86563,234Form 4
2026-01-05SPOKWithheld for tax10,98552,249Form 4
2026-01-05SPOKOption exercise10,1750Form 4
2026-01-05SPOKOption exercise6,23012,461Form 4
2026-01-05SPOKOption exercise6,4606,460Form 4
2026-01-02SPOKAward / grant34,116178,616Form 4
2026-01-02SPOKAward / grant34,117144,500Form 4
2025-03-07SPOKOption exercise34,68277,105Form 4
2025-03-07SPOKWithheld for tax20,33467,175Form 4
2025-03-07SPOKAward / grant10,40487,509Form 4
2025-03-07SPOKOption exercise34,682110,383Form 4
2025-01-03SPOKOption exercise28,19565,660Form 4
2025-01-03SPOKWithheld for tax13,23752,423Form 4
2025-01-03SPOKAward / grant18,691145,065Form 4
2025-01-03SPOKAward / grant18,692126,374Form 4
2025-01-03SPOKOption exercise11,5610Form 4
2025-01-03SPOKOption exercise6,45912,920Form 4
2025-01-03SPOKOption exercise10,17510,175Form 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.