Burns Thomas William

Director · Officer · GKOS, LUNG

As of 2026-09-16, Burns Thomas William has 51 Form 4 transactions on record across 2 companies — 32 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: $11.5MIndirect: $186.6M$198.1Mas of 2026-09-16
  • Direct $11.5M
  • Indirect $186.6M
GKOSindirect1,141,593 sh$186.6M
GKOSdirect68,967 sh$11.3M
LUNGdirect113,399 sh$221K

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

GKOS · 49 trades
2026-06-25: Withheld for tax, 4,059 sh ($579K)2026-04-02: Withheld for tax, 7,468 sh ($818K)2026-04-02: Withheld for tax, 2,469 sh ($271K)2026-04-01: Gift, 180,308 sh ($0)2026-04-01: Gift, 180,308 sh ($0)2026-03-25: Award / grant, 110,254 sh ($12.2B)2026-03-25: Award / grant, 98,474 sh ($9.7B)2026-03-25: Award / grant, 18,933 sh ($358.5M)2026-03-25: Award / grant, 9,380 sh ($0)2026-03-25: Award / grant, 14,184 sh ($0)2026-03-24: Withheld for tax, 2,744 sh ($289K)2026-03-16: Withheld for tax, 2,801 sh ($277K)2026-03-13: Withheld for tax, 5,212 sh ($506K)2026-03-05: Withheld for tax, 1,098 sh ($123K)2026-02-24: Withheld for tax, 4,059 sh ($484K)2026-02-09: Option exercise, 166,000 sh ($5.1M)2026-02-09: Option exercise, 166,000 sh ($0)2026-02-06: Gift, 67,353 sh ($0)2026-02-06: Gift, 67,353 sh ($0)2026-01-16: Sale, 186,945 sh ($21.5M)2026-01-16: Option exercise, 186,945 sh ($3.1M)2026-01-16: Option exercise, 186,945 sh ($0)2026-01-08: Sale, 88,055 sh ($10.1M)2026-01-08: Option exercise, 88,055 sh ($1.5M)2026-01-08: Option exercise, 88,055 sh ($0)2025-12-30: Withheld for tax, 1,098 sh ($125K)2025-12-11: Award / grant, 8,416 sh ($0)2025-12-11: Award / grant, 4,168 sh ($0)2025-09-23: Withheld for tax, 4,059 sh ($344K)2025-09-19: Withheld for tax, 1,098 sh ($92K)2025-09-18: Award / grant, 15,417 sh ($0)2025-05-27: Withheld for tax, 4,059 sh ($394K)2025-05-07: Withheld for tax, 1,098 sh ($97K)2025-04-21: Withheld for tax, 7,957 sh ($773K)2025-04-01: Withheld for tax, 4,059 sh ($394K)2025-03-31: Withheld for tax, 1,098 sh ($108K)2025-03-25: Withheld for tax, 7,468 sh ($721K)2025-03-25: Withheld for tax, 1,971 sh ($212K)2025-03-17: Withheld for tax, 2,013 sh ($206K)2025-03-13: Award / grant, 15,418 sh ($0)2025-03-13: Award / grant, 15,113 sh ($0)2025-03-13: Award / grant, 24,102 sh ($0)2025-03-13: Award / grant, 39,596 sh ($0)2025-03-13: Award / grant, 14,183 sh ($0)2024-12-31: Withheld for tax, 549 sh ($83K)2024-12-30: Award / grant, 8,416 sh ($0)2024-12-30: Award / grant, 4,168 sh ($0)2024-12-20: Withheld for tax, 4,059 sh ($564K)2024-12-20: Withheld for tax, 1,098 sh ($159K)
LUNG · 2 trades
2026-06-05: Award / grant, 40,000 sh ($0)2025-06-02: Award / grant, 37,153 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-01-16GKOSSale186,945 @ $115.00$21.5M−54.9% of holding153,775Form 4
2026-01-08GKOSSale88,055 @ $115.00$10.1M−36.4% of holding153,775Form 4
49 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-25GKOSWithheld for tax4,05968,967Form 4
2026-06-05LUNGAward / grant40,000113,399Form 4
2026-04-02GKOSWithheld for tax7,46873,026Form 4
2026-04-02GKOSWithheld for tax2,46980,494Form 4
2026-04-01GKOSGift180,3081,141,593Form 4
2026-04-01GKOSGift180,30882,963Form 4
2026-03-25GKOSAward / grant110,254110,254Form 4
2026-03-25GKOSAward / grant98,47498,474Form 4
2026-03-25GKOSAward / grant18,933105,195Form 4
2026-03-25GKOSAward / grant9,380249,087Form 4
2026-03-25GKOSAward / grant14,184263,271Form 4
2026-03-24GKOSWithheld for tax2,744239,707Form 4
2026-03-16GKOSWithheld for tax2,801242,451Form 4
2026-03-13GKOSWithheld for tax5,212245,252Form 4
2026-03-05GKOSWithheld for tax1,098250,464Form 4
2026-02-24GKOSWithheld for tax4,059251,562Form 4
2026-02-09GKOSOption exercise166,000255,621Form 4
2026-02-09GKOSOption exercise166,000100,000Form 4
2026-02-06GKOSGift67,353961,285Form 4
2026-02-06GKOSGift67,35389,621Form 4
2026-01-16GKOSOption exercise186,945340,720Form 4
2026-01-16GKOSOption exercise186,9450Form 4
2026-01-08GKOSOption exercise88,055241,830Form 4
2026-01-08GKOSOption exercise88,055186,945Form 4
2025-12-30GKOSWithheld for tax1,098153,775Form 4
2025-12-11GKOSAward / grant8,41686,262Form 4
2025-12-11GKOSAward / grant4,168154,873Form 4
2025-09-23GKOSWithheld for tax4,059150,705Form 4
2025-09-19GKOSWithheld for tax1,098154,764Form 4
2025-09-18GKOSAward / grant15,417155,862Form 4
2025-06-02LUNGAward / grant37,15373,399Form 4
2025-05-27GKOSWithheld for tax4,059140,445Form 4
2025-05-07GKOSWithheld for tax1,098144,504Form 4
2025-04-21GKOSWithheld for tax7,957145,602Form 4
2025-04-01GKOSWithheld for tax4,059153,559Form 4
2025-03-31GKOSWithheld for tax1,098157,618Form 4
2025-03-25GKOSWithheld for tax7,468158,716Form 4
2025-03-25GKOSWithheld for tax1,971166,184Form 4
2025-03-17GKOSWithheld for tax2,013168,155Form 4
2025-03-13GKOSAward / grant15,418101,276Form 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.