ROBERTSON CORBIN J JR

Director · Officer · Ten-percent owner · NRP

As of 2026-09-16, ROBERTSON CORBIN J JR has 27 Form 4 transactions on record across 1 company — 16 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: $550KIndirect: $86.9M$87.5Mas of 2026-09-16
  • Direct $550K
  • Indirect $86.9M
NRPindirect792,324 sh$86.9M
NRPdirect5,010 sh$550K

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

NRP · 23 trades
2026-02-10: Withheld for tax, 28,666 sh ($3.5M)2026-02-10: Option exercise, 27,220 sh2026-02-10: Option exercise, 40,368 sh2026-02-10: Option exercise, 72,849 sh2026-02-10: Option exercise, 2,505 sh2026-02-10: Option exercise, 2,756 sh2026-02-10: Option exercise, 27,220 sh2026-02-10: Option exercise, 40,368 sh2026-02-10: Option exercise, 72,849 sh2026-02-10: Option exercise, 2,505 sh2026-02-10: Option exercise, 2,756 sh2026-02-04: Award / grant, 7,938 sh ($0)2025-12-31: Other acquisition, 794 sh ($0)2025-02-11: Withheld for tax, 22,843 sh ($2.3M)2025-02-11: Option exercise, 58,050 sh2025-02-11: Option exercise, 2,755 sh2025-02-11: Option exercise, 2,755 sh2025-02-11: Option exercise, 27,219 sh2025-02-11: Option exercise, 28,076 sh2025-02-11: Option exercise, 58,050 sh2025-02-11: Option exercise, 27,219 sh2025-02-11: Option exercise, 28,076 sh2025-02-05: Award / grant, 7,515 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
27 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-14—Option exercise225,353283,359Form 4
2026-09-14—Option exercise58,0060Form 4
2026-02-10NRPWithheld for tax28,666763,658Form 4
2026-02-10NRPOption exercise27,2200Form 4
2026-02-10NRPOption exercise40,3680Form 4
2026-02-10NRPOption exercise72,849792,324Form 4
2026-02-10NRPOption exercise2,5055,010Form 4
2026-02-10NRPOption exercise2,7562,756Form 4
2026-02-10NRPOption exercise27,2200Form 4
2026-02-10NRPOption exercise40,3680Form 4
2026-02-10NRPOption exercise72,849792,324Form 4
2026-02-10NRPOption exercise2,5055,010Form 4
2026-02-10NRPOption exercise2,7562,756Form 4
2026-02-04NRPAward / grant7,9387,938Form 4
2026-01-29—Award / grant14,48158,006Form 4
2025-12-31NRPOther acquisition794719,475Form 4
2025-02-11NRPWithheld for tax22,843703,955Form 4
2025-02-11NRPOption exercise58,050726,798Form 4
2025-02-11NRPOption exercise2,7555,512Form 4
2025-02-11NRPOption exercise2,7555,512Form 4
2025-02-11NRPOption exercise27,21927,220Form 4
2025-02-11NRPOption exercise28,0760Form 4
2025-02-11NRPOption exercise58,050726,798Form 4
2025-02-11NRPOption exercise27,21927,220Form 4
2025-02-11NRPOption exercise28,0760Form 4
2025-02-05NRPAward / grant7,5157,515Form 4
2025-02-01—Award / grant5,65843,525Form 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.