BLITZER MICHAEL

Director · Officer · Ten-percent owner · USAR, LUNR, MRLN, IPEX, IPCX

As of 2026-09-16, BLITZER MICHAEL has 72 Form 4 transactions on record across 5 companies — 28 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: $27.4MIndirect: $0$27.4Mas of 2026-09-16
  • Direct $27.4M
  • Indirect $0
LUNRdirect1,937,196 sh$26.9M
USARdirect31,427 sh$475K
MRLNdirect37,500 sh$83K

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

USAR · 55 trades
2026-07-19: Award / grant, 31,427 sh ($0)2026-07-19: Award / grant, 133,353 sh ($0)2026-06-03: Award / grant, 6,438 sh ($0)2026-05-20: Option exercise, 18,199 sh ($0)2026-05-20: Option exercise, 12,284 sh ($0)2026-05-20: Option exercise, 18,199 sh2026-05-20: Option exercise, 12,284 sh2026-01-29: Purchase, 100,000 sh ($2.1M)2026-01-01: Other acquisition, 562,500 sh2026-01-01: Other acquisition, 343,157 sh2026-01-01: Other acquisition, 343,157 sh2026-01-01: Other acquisition, 562,500 sh2026-01-01: Other acquisition, 343,157 sh2026-01-01: Other acquisition, 562,500 sh2025-10-01: Award / grant, 5,054 sh ($0)2025-09-15: Other acquisition, 3,125,000 sh2025-09-15: Other acquisition, 3,125,000 sh2025-09-15: Other acquisition, 3,125,000 sh2025-08-14: Sale, 3,813,334 sh ($21.7M)2025-08-14: Other acquisition, 6,000,000 sh2025-08-14: Other acquisition, 6,000,000 sh2025-08-14: Other acquisition, 6,000,000 sh2025-08-13: Sale, 2,091,849 sh ($32.9M)2025-08-13: Award / grant, 12,284 sh ($0)2025-08-13: Award / grant, 18,199 sh ($0)2025-08-13: Option exercise, 1,161,805 sh2025-08-13: Option exercise, 2,091,849 sh2025-08-13: Option exercise, 1,161,805 sh2025-08-13: Option exercise, 2,091,849 sh2025-08-13: Option exercise, 1,161,805 sh2025-08-13: Option exercise, 2,091,849 sh2025-06-13: Sale, 2,896,009 sh ($15.9M)2025-06-13: Sale, 305,673 sh ($1.7M)2025-03-13: Award / grant, 6,000,000 sh ($6.0M)2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,210,824 sh2025-03-13: Award / grant, 131,048 sh2025-03-13: Award / grant, 279,970 sh2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,395,220 sh2025-03-13: Award / grant, 178,309 sh2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,210,824 sh2025-03-13: Award / grant, 131,048 sh2025-03-13: Award / grant, 279,970 sh2025-03-13: Award / grant, 178,309 sh2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,210,824 sh2025-03-13: Award / grant, 131,048 sh2025-03-13: Award / grant, 279,970 sh2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,395,220 sh2025-03-13: Award / grant, 294,118 sh2025-03-13: Award / grant, 1,395,220 sh2025-03-13: Award / grant, 178,309 sh
LUNR · 9 trades
2026-06-04: Award / grant, 5,948 sh ($0)2026-05-18: Other acquisition, 1,608,000 sh2026-05-18: Other acquisition, 1,608,000 sh2025-11-13: Purchase, 100,000 sh ($883K)2025-11-12: Purchase, 141,080 sh ($1.3M)2025-06-05: Award / grant, 18,383 sh ($0)2025-02-05: Disposition, 941,080 sh ($20.7M)2025-02-03: Exercise, 1,800,000 sh ($20.7M)2025-02-03: Exercise, 1,800,000 sh ($0)
IPCX · 4 trades
2026-01-01: Other acquisition, 500,000 sh2026-01-01: Other acquisition, 500,000 sh2026-01-01: Other acquisition, 500,000 sh2026-01-01: Other acquisition, 500,000 sh
MRLN · 2 trades
2026-05-20: Award / grant, 37,500 sh2026-05-20: Award / grant, 37,500 sh
IPEX · 2 trades
2026-01-01: Other acquisition, 990,000 sh2026-01-01: Other acquisition, 990,000 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-01-29USARPurchase100,000 @ $21.44$2.1M+13.4% of holding847,500Form 4
2025-11-13LUNRPurchase100,000 @ $8.83$883K+5.5% of holding1,931,248Form 4
2025-11-12LUNRPurchase141,080 @ $9.27$1.3M+8.3% of holding1,831,248Form 4
2025-08-14USARSale3,813,334 @ $5.70$21.7M−100.0% of holding0Form 4
2025-08-13USARSale2,091,849 @ $15.75$32.9M−100.0% of holding0Form 4
2025-06-13USARSale2,896,009 @ $5.50$15.9M−100.0% of holding0Form 4
2025-06-13USARSale305,673 @ $5.50$1.7M−100.0% of holding0Form 4
65 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-19USARAward / grant31,42731,427Form 4
2026-07-19USARAward / grant133,353133,353Form 4
2026-06-04LUNRAward / grant5,9481,937,196Form 4
2026-06-03USARAward / grant6,4386,438Form 4
2026-05-20USAROption exercise18,199877,983Form 4
2026-05-20USAROption exercise12,284859,784Form 4
2026-05-20USAROption exercise18,1990Form 4
2026-05-20MRLNAward / grant37,50037,500Form 4
2026-05-20USAROption exercise12,2840Form 4
2026-05-20MRLNAward / grant37,50037,500Form 4
2026-05-18LUNROther acquisition1,608,0001,608,000Form 4
2026-05-18LUNROther acquisition1,608,0001,608,000Form 4
2026-01-01IPEXOther acquisition990,0000Form 4
2026-01-01USAROther acquisition562,5000Form 4
2026-01-01USAROther acquisition343,1570Form 4
2026-01-01USAROther acquisition343,1570Form 4
2026-01-01USAROther acquisition562,5000Form 4
2026-01-01IPEXOther acquisition990,0000Form 4
2026-01-01IPCXOther acquisition500,0000Form 4
2026-01-01IPCXOther acquisition500,0000Form 4
2026-01-01USAROther acquisition343,1570Form 4
2026-01-01USAROther acquisition562,5000Form 4
2026-01-01IPCXOther acquisition500,0000Form 4
2026-01-01IPCXOther acquisition500,0000Form 4
2025-10-01USARAward / grant5,0545,054Form 4
2025-09-15USAROther acquisition3,125,0003,125,000Form 4
2025-09-15USAROther acquisition3,125,0003,125,000Form 4
2025-09-15USAROther acquisition3,125,0003,125,000Form 4
2025-08-14USAROther acquisition6,000,0000Form 4
2025-08-14USAROther acquisition6,000,0000Form 4
2025-08-14USAROther acquisition6,000,0000Form 4
2025-08-13USARAward / grant12,28412,284Form 4
2025-08-13USARAward / grant18,19918,199Form 4
2025-08-13USAROption exercise1,161,805343,137Form 4
2025-08-13USAROption exercise2,091,8492,091,849Form 4
2025-08-13USAROption exercise1,161,805343,137Form 4
2025-08-13USAROption exercise2,091,8492,091,849Form 4
2025-08-13USAROption exercise1,161,805343,137Form 4
2025-08-13USAROption exercise2,091,8492,091,849Form 4
2025-06-05LUNRAward / grant18,3831,690,168Form 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.