Chung Bruce

Director · Officer · NRG, SJM

As of 2026-09-16, Chung Bruce has 42 Form 4 transactions on record across 2 companies — 27 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 January in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $9.7MIndirect: $0$9.7Mas of 2026-09-16
  • Direct $9.7M
  • Indirect $0
NRGdirect89,647 sh$9.6M
SJMdirect506 sh$63K

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

NRG · 40 trades
2026-08-03: Award / grant, 55 sh ($0)2026-06-05: Option exercise, 22,328 sh ($2.9M)2026-06-05: Withheld for tax, 12,142 sh ($1.6M)2026-06-05: Option exercise, 1,410 sh ($182K)2026-06-05: Option exercise, 1,410 sh ($182K)2026-06-05: Withheld for tax, 1,267 sh ($164K)2026-06-05: Option exercise, 22,328 sh ($0)2026-05-01: Award / grant, 57 sh ($0)2026-04-30: Award / grant, 13,423 sh ($0)2026-02-02: Award / grant, 59 sh2026-02-02: Award / grant, 59 sh2026-01-07: Sale, 7,383 sh ($1.2M)2026-01-07: Sale, 5,000 sh ($766K)2026-01-06: Sale, 7,617 sh ($1.2M)2026-01-02: Withheld for tax, 35,357 sh ($5.9M)2026-01-02: Option exercise, 5,114 sh ($850K)2026-01-02: Option exercise, 5,114 sh ($850K)2026-01-02: Withheld for tax, 3,516 sh ($584K)2026-01-02: Withheld for tax, 2,787 sh ($463K)2026-01-02: Withheld for tax, 1,558 sh ($259K)2026-01-02: Option exercise, 64,010 sh ($0)2026-01-02: Award / grant, 4,626 sh ($0)2026-01-02: Option exercise, 64,010 sh ($0)2026-01-02: Award / grant, 9,393 sh ($0)2025-11-03: Award / grant, 74 sh ($0)2025-08-01: Award / grant, 77 sh ($0)2025-06-05: Withheld for tax, 1,249 sh ($195K)2025-05-01: Award / grant, 122 sh ($0)2025-02-03: Award / grant, 135 sh ($0)2025-01-13: Sale, 20,000 sh ($2.0M)2025-01-02: Option exercise, 19,810 sh ($1.8M)2025-01-02: Withheld for tax, 11,190 sh ($1.0M)2025-01-02: Withheld for tax, 2,495 sh ($231K)2025-01-02: Withheld for tax, 2,354 sh ($218K)2025-01-02: Option exercise, 2,066 sh ($192K)2025-01-02: Option exercise, 2,066 sh ($192K)2025-01-02: Withheld for tax, 920 sh ($85K)2025-01-02: Award / grant, 9,028 sh ($0)2025-01-02: Option exercise, 19,810 sh ($0)2025-01-02: Award / grant, 14,216 sh ($0)
SJM · 2 trades
2026-07-01: Award / grant, 229 sh ($0)2026-04-01: Award / grant, 275 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-01-07NRGSale7,383 @ $158.79$1.2M−8.5% of holding79,147Form 4
2026-01-07NRGSale5,000 @ $153.25$766K−5.5% of holding86,530Form 4
2026-01-06NRGSale7,617 @ $158.79$1.2M−7.7% of holding91,530Form 4
2025-01-13NRGSale20,000 @ $97.63$2.0M−22.4% of holding69,454Form 4
38 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-03NRGAward / grant5589,647Form 4
2026-07-01SJMAward / grant229506Form 4
2026-06-05NRGOption exercise22,3280Form 4
2026-06-05NRGWithheld for tax12,14289,592Form 4
2026-06-05NRGOption exercise1,410103,001Form 4
2026-06-05NRGOption exercise1,4101,410Form 4
2026-06-05NRGWithheld for tax1,267101,734Form 4
2026-06-05NRGOption exercise22,328101,591Form 4
2026-05-01NRGAward / grant5779,263Form 4
2026-04-30NRGAward / grant13,42313,423Form 4
2026-04-01SJMAward / grant275275Form 4
2026-02-02NRGAward / grant5979,206Form 4
2026-02-02NRGAward / grant5979,206Form 4
2026-01-02NRGWithheld for tax35,35799,147Form 4
2026-01-02NRGOption exercise5,114137,739Form 4
2026-01-02NRGOption exercise5,1145,114Form 4
2026-01-02NRGWithheld for tax3,516134,504Form 4
2026-01-02NRGWithheld for tax2,787138,020Form 4
2026-01-02NRGWithheld for tax1,558140,807Form 4
2026-01-02NRGOption exercise64,010132,625Form 4
2026-01-02NRGAward / grant4,626142,365Form 4
2026-01-02NRGOption exercise64,0100Form 4
2026-01-02NRGAward / grant9,3939,393Form 4
2025-11-03NRGAward / grant7468,615Form 4
2025-08-01NRGAward / grant7768,539Form 4
2025-06-05NRGWithheld for tax1,24968,462Form 4
2025-05-01NRGAward / grant12269,711Form 4
2025-02-03NRGAward / grant13569,589Form 4
2025-01-02NRGOption exercise19,8100Form 4
2025-01-02NRGWithheld for tax11,19089,454Form 4
2025-01-02NRGWithheld for tax2,495100,644Form 4
2025-01-02NRGWithheld for tax2,354103,139Form 4
2025-01-02NRGOption exercise2,066106,413Form 4
2025-01-02NRGOption exercise2,0662,066Form 4
2025-01-02NRGWithheld for tax920105,493Form 4
2025-01-02NRGAward / grant9,028104,347Form 4
2025-01-02NRGOption exercise19,81095,319Form 4
2025-01-02NRGAward / grant14,21614,216Form 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.