Linebarger Douglas A.

Officer · ALKT

As of 2026-09-16, Linebarger Douglas A. has 11 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 March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $6.4MIndirect: $0$6.4Mas of 2026-09-16
  • Direct $6.4M
  • Indirect $0
ALKTdirect337,265 sh$6.4M

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

ALKT · 11 trades
2026-09-01: Withheld for tax, 7,381 sh ($143K)2026-06-01: Withheld for tax, 5,819 sh ($110K)2026-03-04: Award / grant, 66,505 sh ($0)2026-03-04: Award / grant, 66,506 sh ($0)2026-03-02: Sale, 5,518 sh ($93K)2025-12-02: Sale, 8,179 sh ($166K)2025-09-02: Withheld for tax, 8,242 sh ($204K)2025-06-02: Sale, 7,170 sh ($203K)2025-03-03: Sale, 4,358 sh ($133K)2025-02-20: Award / grant, 57,094 sh ($0)2024-12-12: Sale, 50,000 sh ($2.0M)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-02ALKTSale5,518 @ $16.90$93K−2.5% of holding216,233Form 4
2025-12-02ALKTSale8,179 @ $20.34$166K−3.6% of holding221,751Form 4
2025-06-02ALKTSale7,170 @ $28.36$203K−2.9% of holding238,172Form 4
2025-03-03ALKTSale4,358 @ $30.41$133K−1.8% of holding244,404Form 4
2024-12-12ALKTSale50,000 @ $40.05$2.0M−20.7% of holding191,668Form 4
6 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-01ALKTWithheld for tax7,381337,265Form 4
2026-06-01ALKTWithheld for tax5,819344,646Form 4
2026-03-04ALKTAward / grant66,505349,244Form 4
2026-03-04ALKTAward / grant66,506282,739Form 4
2025-09-02ALKTWithheld for tax8,242229,930Form 4
2025-02-20ALKTAward / grant57,094248,762Form 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.