Altemus Stephen J

Director · Officer · Ten-percent owner · LUNR

As of 2026-09-16, Altemus Stephen J has 59 Form 4 transactions on record across 1 company — 54 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: $16.1MIndirect: $0$16.1Mas of 2026-09-16
  • Direct $16.1M
  • Indirect $0
LUNRdirect1,162,495 sh$16.1M

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

LUNR · 59 trades
2026-04-15: Sale, 13,751 sh ($325K)2026-02-13: Sale, 86,803 sh ($1.4M)2026-02-05: Award / grant, 236,647 sh ($0)2026-01-16: Sale, 58,828 sh ($1.2M)2026-01-16: Option exercise, 58,828 sh2026-01-16: Disposition, 58,828 sh2026-01-16: Option exercise, 58,828 sh2026-01-16: Option exercise, 58,828 sh2026-01-16: Disposition, 58,828 sh2026-01-16: Option exercise, 58,828 sh2026-01-15: Sale, 428,503 sh ($8.6M)2026-01-15: Option exercise, 428,503 sh2026-01-15: Disposition, 428,503 sh2026-01-15: Option exercise, 428,503 sh2026-01-15: Option exercise, 428,503 sh2026-01-15: Disposition, 428,503 sh2026-01-15: Option exercise, 428,503 sh2026-01-08: Sale, 12,669 sh ($253K)2026-01-08: Option exercise, 12,669 sh2026-01-08: Disposition, 12,669 sh2026-01-08: Option exercise, 12,669 sh2026-01-08: Option exercise, 12,669 sh2026-01-08: Option exercise, 12,669 sh2026-01-08: Disposition, 12,669 sh2026-01-05: Sale, 416,086 sh ($7.5M)2026-01-05: Disposition, 416,086 sh2026-01-05: Option exercise, 416,086 sh2026-01-05: Option exercise, 416,086 sh2026-01-05: Option exercise, 416,086 sh2026-01-05: Disposition, 416,086 sh2026-01-05: Option exercise, 416,086 sh2026-01-02: Sale, 83,914 sh ($1.5M)2026-01-02: Option exercise, 83,914 sh2026-01-02: Option exercise, 83,914 sh2026-01-02: Option exercise, 83,914 sh2026-01-02: Disposition, 83,914 sh2026-01-02: Option exercise, 83,914 sh2026-01-02: Disposition, 83,914 sh2025-12-22: Sale, 1,200,567 sh ($19.2M)2025-12-22: Sale, 639,767 sh ($9.7M)2025-12-22: Sale, 118,259 sh ($2.0M)2025-12-22: Option exercise, 1,958,593 sh2025-12-22: Option exercise, 1,958,593 sh2025-12-22: Option exercise, 1,958,593 sh2025-12-22: Disposition, 1,958,593 sh2025-12-22: Disposition, 1,958,593 sh2025-12-22: Option exercise, 1,958,593 sh2025-12-19: Sale, 41,407 sh ($622K)2025-12-19: Disposition, 41,407 sh2025-12-19: Option exercise, 41,407 sh2025-12-19: Option exercise, 41,407 sh2025-12-19: Option exercise, 41,407 sh2025-12-19: Disposition, 41,407 sh2025-12-19: Option exercise, 41,407 sh2025-04-11: Withheld for tax, 13,773 sh ($106K)2025-02-07: Withheld for tax, 60,962 sh ($1.1M)2025-02-07: Award / grant, 190,218 sh ($0)2025-02-03: Other acquisition, 1,760,510 sh2025-02-03: Other acquisition, 1,760,510 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-04-15LUNRSale13,751 @ $23.61$325K−1.2% of holding1,162,495Form 4
2026-02-13LUNRSale86,803 @ $16.01$1.4M−6.9% of holding1,176,246Form 4
2026-01-16LUNRSale58,828 @ $20.03$1.2M−5.4% of holding1,026,402Form 4
2026-01-15LUNRSale428,503 @ $20.06$8.6M−29.5% of holding1,026,402Form 4
2026-01-08LUNRSale12,669 @ $20.00$253K−1.2% of holding1,026,402Form 4
2026-01-05LUNRSale416,086 @ $18.08$7.5M−28.8% of holding1,026,402Form 4
2026-01-02LUNRSale83,914 @ $18.04$1.5M−7.6% of holding1,026,402Form 4
2025-12-22LUNRSale1,200,567 @ $16.00$19.2M−51.2% of holding1,144,661Form 4
2025-12-22LUNRSale639,767 @ $15.17$9.7M−21.4% of holding2,345,228Form 4
2025-12-22LUNRSale118,259 @ $16.71$2.0M−10.3% of holding1,026,402Form 4
2025-12-19LUNRSale41,407 @ $15.01$622K−3.9% of holding1,026,402Form 4
48 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-05LUNRAward / grant236,6471,263,049Form 4
2026-01-16LUNROption exercise58,82812,342,213Form 4
2026-01-16LUNRDisposition58,82812,342,213Form 4
2026-01-16LUNROption exercise58,8281,085,230Form 4
2026-01-16LUNROption exercise58,82812,342,213Form 4
2026-01-16LUNRDisposition58,82812,342,213Form 4
2026-01-16LUNROption exercise58,8281,085,230Form 4
2026-01-15LUNROption exercise428,50312,401,041Form 4
2026-01-15LUNRDisposition428,50312,401,041Form 4
2026-01-15LUNROption exercise428,5031,454,905Form 4
2026-01-15LUNROption exercise428,50312,401,041Form 4
2026-01-15LUNRDisposition428,50312,401,041Form 4
2026-01-15LUNROption exercise428,5031,454,905Form 4
2026-01-08LUNROption exercise12,6691,013,733Form 4
2026-01-08LUNRDisposition12,66912,829,544Form 4
2026-01-08LUNROption exercise12,66912,829,544Form 4
2026-01-08LUNROption exercise12,6691,013,733Form 4
2026-01-08LUNROption exercise12,66912,829,544Form 4
2026-01-08LUNRDisposition12,66912,829,544Form 4
2026-01-05LUNRDisposition416,08612,842,213Form 4
2026-01-05LUNROption exercise416,0861,442,488Form 4
2026-01-05LUNROption exercise416,08612,842,213Form 4
2026-01-05LUNROption exercise416,0861,442,488Form 4
2026-01-05LUNRDisposition416,08612,842,213Form 4
2026-01-05LUNROption exercise416,08612,842,213Form 4
2026-01-02LUNROption exercise83,91413,258,299Form 4
2026-01-02LUNROption exercise83,9141,110,316Form 4
2026-01-02LUNROption exercise83,9141,110,316Form 4
2026-01-02LUNRDisposition83,91413,258,299Form 4
2026-01-02LUNROption exercise83,91413,258,299Form 4
2026-01-02LUNRDisposition83,91413,258,299Form 4
2025-12-22LUNROption exercise1,958,59313,342,213Form 4
2025-12-22LUNROption exercise1,958,5932,984,995Form 4
2025-12-22LUNROption exercise1,958,59313,342,213Form 4
2025-12-22LUNRDisposition1,958,59313,342,213Form 4
2025-12-22LUNRDisposition1,958,59313,342,213Form 4
2025-12-22LUNROption exercise1,958,5932,984,995Form 4
2025-12-19LUNRDisposition41,40715,300,806Form 4
2025-12-19LUNROption exercise41,40715,300,806Form 4
2025-12-19LUNROption exercise41,4071,067,809Form 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.