BURKE JAMES A

Director · Officer · VST

As of 2026-09-27, BURKE JAMES A has 186 Form 4 transactions on record across 1 company — 97 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: $68.9MIndirect: $158.7M$227.7Mas of 2026-09-27
  • Direct $68.9M
  • Indirect $158.7M
VSTindirect1,146,352 sh$158.7M
VSTdirect497,863 sh$68.9M

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

VST · 186 trades
2026-09-01: Purchase, 4,465 sh ($604K)2026-08-31: Purchase, 2,200 sh ($299K)2026-08-24: Purchase, 2,000 sh ($270K)2026-03-05: Withheld for tax, 9,380 sh ($1.6M)2026-03-05: Award / grant, 28,281 sh ($0)2026-02-24: Award / grant, 320,000 sh ($54.9M)2026-02-24: Withheld for tax, 125,048 sh ($21.5M)2026-02-24: Withheld for tax, 13,992 sh ($2.4M)2025-12-12: Option exercise, 27,749 sh ($389K)2025-12-12: Option exercise, 27,749 sh ($0)2025-12-11: Sale, 22,251 sh ($3.6M)2025-12-11: Option exercise, 22,251 sh ($312K)2025-12-11: Gift, 27,745 sh ($0)2025-12-11: Option exercise, 22,251 sh ($0)2025-11-20: Withheld for tax, 1,141 sh ($199K)2025-11-12: Option exercise, 28,065 sh ($394K)2025-11-12: Option exercise, 28,065 sh ($0)2025-11-11: Sale, 21,935 sh ($4.1M)2025-11-11: Option exercise, 21,935 sh ($308K)2025-11-11: Option exercise, 21,935 sh ($0)2025-11-11: Gift, 27,893 sh ($0)2025-10-29: Sale, 9,641 sh ($1.9M)2025-10-29: Option exercise, 9,641 sh ($190K)2025-10-29: Option exercise, 9,641 sh ($0)2025-10-27: Sale, 20,473 sh ($4.2M)2025-10-27: Option exercise, 22,011 sh ($433K)2025-10-27: Option exercise, 22,011 sh ($0)2025-10-24: Sale, 19,600 sh ($3.9M)2025-10-24: Option exercise, 22,000 sh ($433K)2025-10-24: Option exercise, 22,000 sh ($0)2025-10-23: Sale, 17,600 sh ($3.3M)2025-10-23: Option exercise, 22,000 sh ($433K)2025-10-23: Sale, 2,013 sh ($374K)2025-10-23: Option exercise, 22,000 sh ($0)2025-10-22: Sale, 19,612 sh ($3.7M)2025-10-22: Option exercise, 22,000 sh ($433K)2025-10-22: Option exercise, 22,000 sh ($0)2025-10-21: Sale, 2,005 sh ($387K)2025-10-21: Option exercise, 4,400 sh ($87K)2025-10-21: Option exercise, 4,400 sh ($0)2025-10-20: Sale, 21,371 sh ($4.4M)2025-10-20: Option exercise, 24,000 sh ($472K)2025-10-20: Option exercise, 24,000 sh ($0)2025-10-17: Sale, 21,367 sh ($4.4M)2025-10-17: Option exercise, 24,000 sh ($472K)2025-10-17: Option exercise, 24,000 sh ($0)2025-10-16: Sale, 19,200 sh ($4.1M)2025-10-16: Option exercise, 24,000 sh ($472K)2025-10-16: Sale, 2,155 sh ($467K)2025-10-16: Option exercise, 24,000 sh ($0)2025-10-15: Sale, 21,363 sh ($4.5M)2025-10-15: Option exercise, 24,000 sh ($472K)2025-10-15: Option exercise, 24,000 sh ($0)2025-10-14: Sale, 19,200 sh ($3.9M)2025-10-14: Option exercise, 24,000 sh ($472K)2025-10-14: Sale, 2,170 sh ($444K)2025-10-14: Option exercise, 28,163 sh ($395K)2025-10-14: Option exercise, 28,163 sh ($0)2025-10-14: Option exercise, 24,000 sh ($0)2025-10-13: Sale, 39,437 sh ($7.9M)2025-10-13: Option exercise, 22,000 sh ($433K)2025-10-13: Sale, 1,989 sh ($408K)2025-10-13: Option exercise, 21,837 sh ($306K)2025-10-13: Option exercise, 21,837 sh ($0)2025-10-13: Option exercise, 22,000 sh ($0)2025-10-13: Gift, 27,893 sh ($0)2025-10-10: Sale, 19,200 sh ($4.0M)2025-10-10: Option exercise, 24,000 sh ($472K)2025-10-10: Sale, 2,164 sh ($451K)2025-10-10: Option exercise, 24,000 sh ($0)2025-10-09: Sale, 21,365 sh ($4.4M)2025-10-09: Option exercise, 24,000 sh ($472K)2025-10-09: Option exercise, 24,000 sh ($0)2025-10-08: Sale, 17,600 sh ($3.5M)2025-10-08: Option exercise, 22,000 sh ($433K)2025-10-08: Sale, 1,996 sh ($399K)2025-10-08: Option exercise, 22,000 sh ($0)2025-10-07: Sale, 21,376 sh ($4.3M)2025-10-07: Option exercise, 24,000 sh ($472K)2025-10-07: Option exercise, 24,000 sh ($0)2025-10-06: Sale, 21,368 sh ($4.4M)2025-10-06: Option exercise, 24,000 sh ($472K)2025-10-06: Option exercise, 24,000 sh ($0)2025-10-03: Sale, 21,282 sh ($4.4M)2025-10-03: Option exercise, 24,000 sh ($472K)2025-10-03: Sale, 89 sh ($18K)2025-10-03: Option exercise, 24,000 sh ($0)2025-10-02: Sale, 21,371 sh ($4.4M)2025-10-02: Option exercise, 24,000 sh ($472K)2025-10-02: Option exercise, 24,000 sh ($0)2025-10-01: Sale, 17,600 sh ($3.4M)2025-10-01: Option exercise, 22,000 sh ($433K)2025-10-01: Sale, 2,005 sh ($387K)2025-10-01: Option exercise, 22,000 sh ($0)2025-09-30: Sale, 19,596 sh ($3.9M)2025-09-30: Option exercise, 22,000 sh ($433K)2025-09-30: Option exercise, 22,000 sh ($0)2025-09-29: Sale, 19,200 sh ($3.9M)2025-09-29: Option exercise, 24,000 sh ($472K)2025-09-29: Sale, 2,178 sh ($435K)2025-09-29: Option exercise, 24,000 sh ($0)2025-09-26: Sale, 21,376 sh ($4.3M)2025-09-26: Option exercise, 24,000 sh ($472K)2025-09-26: Option exercise, 24,000 sh ($0)2025-09-25: Sale, 19,200 sh ($3.8M)2025-09-25: Sale, 2,179 sh ($434K)2025-09-25: Option exercise, 12,548 sh ($247K)2025-09-25: Option exercise, 11,452 sh ($161K)2025-09-25: Option exercise, 11,452 sh ($0)2025-09-25: Option exercise, 12,548 sh ($0)2025-09-24: Sale, 21,371 sh ($4.4M)2025-09-24: Option exercise, 19,200 sh ($269K)2025-09-24: Option exercise, 4,800 sh ($94K)2025-09-24: Option exercise, 19,200 sh ($0)2025-09-24: Option exercise, 4,800 sh ($0)2025-09-23: Sale, 19,200 sh ($4.0M)2025-09-23: Sale, 2,160 sh ($458K)2025-09-23: Option exercise, 19,200 sh ($269K)2025-09-23: Option exercise, 4,800 sh ($94K)2025-09-23: Option exercise, 19,200 sh ($0)2025-09-23: Option exercise, 4,800 sh ($0)2025-09-22: Sale, 21,362 sh ($4.5M)2025-09-22: Option exercise, 19,200 sh ($269K)2025-09-22: Option exercise, 4,800 sh ($94K)2025-09-22: Option exercise, 4,800 sh ($0)2025-09-22: Option exercise, 19,200 sh ($0)2025-09-19: Sale, 21,360 sh ($4.5M)2025-09-19: Option exercise, 19,200 sh ($269K)2025-09-19: Option exercise, 4,800 sh ($94K)2025-09-19: Option exercise, 4,800 sh ($0)2025-09-19: Option exercise, 19,200 sh ($0)2025-09-18: Sale, 19,200 sh ($4.1M)2025-09-18: Sale, 2,166 sh ($459K)2025-09-18: Option exercise, 19,200 sh ($269K)2025-09-18: Option exercise, 4,800 sh ($94K)2025-09-18: Option exercise, 19,200 sh ($0)2025-09-18: Option exercise, 4,800 sh ($0)2025-09-17: Sale, 21,361 sh ($4.5M)2025-09-17: Option exercise, 19,200 sh ($269K)2025-09-17: Option exercise, 4,800 sh ($94K)2025-09-17: Option exercise, 4,800 sh ($0)2025-09-17: Option exercise, 19,200 sh ($0)2025-09-16: Sale, 21,358 sh ($4.6M)2025-09-16: Option exercise, 19,200 sh ($269K)2025-09-16: Option exercise, 4,800 sh ($94K)2025-09-16: Option exercise, 4,800 sh ($0)2025-09-16: Option exercise, 19,200 sh ($0)2025-09-15: Sale, 19,200 sh ($4.0M)2025-09-15: Sale, 2,162 sh ($456K)2025-09-15: Option exercise, 19,200 sh ($269K)2025-09-15: Option exercise, 4,800 sh ($94K)2025-09-15: Option exercise, 4,800 sh ($0)2025-09-15: Option exercise, 19,200 sh ($0)2025-09-12: Sale, 21,374 sh ($4.3M)2025-09-12: Option exercise, 47,491 sh ($666K)2025-09-12: Option exercise, 4,800 sh ($94K)2025-09-12: Option exercise, 47,491 sh ($0)2025-09-12: Option exercise, 4,800 sh ($0)2025-09-11: Sale, 43,074 sh ($9.0M)2025-09-11: Option exercise, 40,909 sh ($574K)2025-09-11: Option exercise, 4,800 sh ($94K)2025-09-11: Option exercise, 4,800 sh ($0)2025-09-11: Option exercise, 40,909 sh ($0)2025-09-11: Gift, 27,893 sh ($0)2025-09-10: Sale, 17,600 sh ($3.5M)2025-09-10: Sale, 1,992 sh ($405K)2025-09-10: Option exercise, 17,600 sh ($247K)2025-09-10: Option exercise, 4,400 sh ($87K)2025-09-10: Option exercise, 4,400 sh ($0)2025-09-10: Option exercise, 17,600 sh ($0)2025-08-01: Withheld for tax, 3,806 sh ($792K)2025-03-05: Withheld for tax, 5,639 sh ($715K)2025-03-05: Award / grant, 30,329 sh ($0)2025-02-24: Award / grant, 168,188 sh ($24.0M)2025-02-24: Award / grant, 96,710 sh ($13.8M)2025-02-24: Withheld for tax, 65,134 sh ($9.3M)2025-02-24: Withheld for tax, 38,056 sh ($5.4M)2025-02-24: Withheld for tax, 13,991 sh ($2.0M)2025-02-24: Withheld for tax, 11,031 sh ($1.6M)2024-08-01: Withheld for tax, 3,806 sh ($289K)2024-03-05: Award / grant, 42,989 sh ($0)2024-02-23: Withheld for tax, 13,991 sh ($680K)2024-02-23: Withheld for tax, 11,031 sh ($536K)2024-02-22: Withheld for tax, 43,144 sh ($2.1M)2024-02-22: Withheld for tax, 10,020 sh ($477K)2024-02-22: Award / grant, 117,632 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-01VSTPurchase4,465 @ $135.25$604K+0.4% of holding1,146,352Form 4
2026-08-31VSTPurchase2,200 @ $135.99$299K+0.2% of holding1,141,887Form 4
2026-08-24VSTPurchase2,000 @ $135.00$270K+0.2% of holding1,139,687Form 4
2025-12-11VSTSale22,251 @ $162.05$3.6M−6.9% of holding297,998Form 4
2025-11-11VSTSale21,935 @ $186.53$4.1M−7.5% of holding271,074Form 4
2025-10-29VSTSale9,641 @ $192.30$1.9M−3.1% of holding298,967Form 4
2025-10-27VSTSale20,473 @ $203.64$4.2M−6.4% of holding298,967Form 4
2025-10-24VSTSale19,600 @ $196.46$3.9M−6.2% of holding297,429Form 4
2025-10-23VSTSale17,600 @ $187.25$3.3M−5.6% of holding297,042Form 4
2025-10-23VSTSale2,013 @ $186.00$374K−0.7% of holding295,029Form 4
2025-10-22VSTSale19,612 @ $188.30$3.7M−6.3% of holding292,642Form 4
2025-10-21VSTSale2,005 @ $193.15$387K−0.7% of holding290,254Form 4
2025-10-20VSTSale21,371 @ $204.57$4.4M−6.9% of holding287,859Form 4
2025-10-17VSTSale21,367 @ $207.66$4.4M−7.0% of holding285,230Form 4
2025-10-16VSTSale19,200 @ $215.06$4.1M−6.3% of holding284,752Form 4
2025-10-16VSTSale2,155 @ $216.58$467K−0.8% of holding282,597Form 4
2025-10-15VSTSale21,363 @ $209.34$4.5M−7.1% of holding279,952Form 4
2025-10-14VSTSale19,200 @ $205.68$3.9M−6.4% of holding279,485Form 4
2025-10-14VSTSale2,170 @ $204.74$444K−0.8% of holding277,315Form 4
2025-10-13VSTSale39,437 @ $201.12$7.9M−13.7% of holding248,511Form 4
2025-10-13VSTSale1,989 @ $205.29$408K−0.8% of holding246,522Form 4
2025-10-10VSTSale19,200 @ $209.76$4.0M−6.5% of holding274,168Form 4
2025-10-10VSTSale2,164 @ $208.50$451K−0.8% of holding272,004Form 4
2025-10-09VSTSale21,365 @ $207.55$4.4M−7.3% of holding269,368Form 4
2025-10-08VSTSale17,600 @ $201.58$3.5M−6.1% of holding268,729Form 4
2025-10-08VSTSale1,996 @ $200.13$399K−0.7% of holding266,733Form 4
2025-10-07VSTSale21,376 @ $201.49$4.3M−7.5% of holding264,329Form 4
2025-10-06VSTSale21,368 @ $206.94$4.4M−7.5% of holding261,705Form 4
2025-10-03VSTSale21,282 @ $204.82$4.4M−7.6% of holding259,162Form 4
2025-10-03VSTSale89 @ $205.73$18K−0.0% of holding259,073Form 4
2025-10-02VSTSale21,371 @ $204.06$4.4M−7.7% of holding256,444Form 4
2025-10-01VSTSale17,600 @ $195.00$3.4M−6.4% of holding255,820Form 4
2025-10-01VSTSale2,005 @ $192.87$387K−0.8% of holding253,815Form 4
2025-09-30VSTSale19,596 @ $199.30$3.9M−7.2% of holding251,420Form 4
2025-09-29VSTSale19,200 @ $202.19$3.9M−7.1% of holding251,194Form 4
2025-09-29VSTSale2,178 @ $199.70$435K−0.9% of holding249,016Form 4
2025-09-26VSTSale21,376 @ $201.18$4.3M−8.0% of holding246,394Form 4
2025-09-25VSTSale19,200 @ $200.00$3.8M−7.2% of holding245,949Form 4
2025-09-25VSTSale2,179 @ $199.00$434K−0.9% of holding243,770Form 4
2025-09-24VSTSale21,371 @ $203.82$4.4M−8.1% of holding241,149Form 4
2025-09-23VSTSale19,200 @ $210.00$4.0M−7.4% of holding238,520Form 4
2025-09-23VSTSale2,160 @ $212.11$458K−0.8% of holding257,720Form 4
2025-09-22VSTSale21,362 @ $210.83$4.5M−8.3% of holding235,880Form 4
2025-09-19VSTSale21,360 @ $211.50$4.5M−8.4% of holding233,242Form 4
2025-09-18VSTSale19,200 @ $213.31$4.1M−7.7% of holding230,602Form 4
2025-09-18VSTSale2,166 @ $211.99$459K−0.9% of holding249,802Form 4
2025-09-17VSTSale21,361 @ $212.56$4.5M−8.6% of holding227,968Form 4
2025-09-16VSTSale21,358 @ $213.78$4.6M−8.7% of holding225,329Form 4
2025-09-15VSTSale19,200 @ $209.70$4.0M−7.9% of holding222,687Form 4
2025-09-15VSTSale2,162 @ $210.70$456K−0.9% of holding241,887Form 4
2025-09-12VSTSale21,374 @ $202.84$4.3M−8.9% of holding220,049Form 4
2025-09-11VSTSale43,074 @ $208.75$9.0M−16.6% of holding217,025Form 4
2025-09-10VSTSale17,600 @ $200.50$3.5M−7.7% of holding211,982Form 4
2025-09-10VSTSale1,992 @ $203.23$405K−0.9% of holding214,390Form 4
132 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-03-05VSTWithheld for tax9,380497,863Form 4
2026-03-05VSTAward / grant28,281507,243Form 4
2026-02-24VSTAward / grant320,000618,002Form 4
2026-02-24VSTWithheld for tax125,048492,954Form 4
2026-02-24VSTWithheld for tax13,992478,962Form 4
2025-12-12VSTOption exercise27,749298,002Form 4
2025-12-12VSTOption exercise27,7491Form 4
2025-12-11VSTOption exercise22,251320,249Form 4
2025-12-11VSTGift27,745270,253Form 4
2025-12-11VSTOption exercise22,25127,750Form 4
2025-11-20VSTWithheld for tax1,141297,998Form 4
2025-11-12VSTOption exercise28,065299,139Form 4
2025-11-12VSTOption exercise28,06550,001Form 4
2025-11-11VSTOption exercise21,935293,009Form 4
2025-11-11VSTOption exercise21,93578,066Form 4
2025-11-11VSTGift27,893271,074Form 4
2025-10-29VSTOption exercise9,641308,608Form 4
2025-10-29VSTOption exercise9,6410Form 4
2025-10-27VSTOption exercise22,011319,440Form 4
2025-10-27VSTOption exercise22,0119,641Form 4
2025-10-24VSTOption exercise22,000317,029Form 4
2025-10-24VSTOption exercise22,00031,652Form 4
2025-10-23VSTOption exercise22,000314,642Form 4
2025-10-23VSTOption exercise22,00053,652Form 4
2025-10-22VSTOption exercise22,000312,254Form 4
2025-10-22VSTOption exercise22,00075,652Form 4
2025-10-21VSTOption exercise4,400292,259Form 4
2025-10-21VSTOption exercise4,40097,652Form 4
2025-10-20VSTOption exercise24,000309,230Form 4
2025-10-20VSTOption exercise24,000102,052Form 4
2025-10-17VSTOption exercise24,000306,597Form 4
2025-10-17VSTOption exercise24,000126,052Form 4
2025-10-16VSTOption exercise24,000303,952Form 4
2025-10-16VSTOption exercise24,000150,052Form 4
2025-10-15VSTOption exercise24,000301,315Form 4
2025-10-15VSTOption exercise24,000174,052Form 4
2025-10-14VSTOption exercise24,000298,685Form 4
2025-10-14VSTOption exercise28,163274,685Form 4
2025-10-14VSTOption exercise28,163100,001Form 4
2025-10-14VSTOption exercise24,000198,052Form 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.