Stephen J Altemus
CIK 1963507 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 14, 2023 · Latest: Feb. 14, 2023
On this page
Insider at
Insider transactions
0 buys (P)
10 sells (S)
Net:
$-51,965,799
+ 63 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
63 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 13, 2026 | LUNR | S | 86,803 | $16.01 | $1,389,716 | 1,176,246 Direct | -6.87% | Disposed | 12.0% (price as of 2026-08-20) |
| Jan. 16, 2026 | LUNR | S 10b5-1 | 58,828 | $20.03 | $1,178,325 | 1,026,402 Direct | -5.42% | Disposed | -10.5% (price as of 2026-08-20) |
| Jan. 15, 2026 | LUNR | S 10b5-1 | 428,503 | $20.06 | $8,595,770 | 1,026,402 Direct | -29.45% | Disposed | -10.6% (price as of 2026-08-20) |
| Jan. 8, 2026 | LUNR | S 10b5-1 | 12,669 | $20.00 | $253,380 | 1,026,402 Direct | -1.22% | Disposed | -10.4% (price as of 2026-08-20) |
| Jan. 5, 2026 | LUNR | S 10b5-1 | 416,086 | $18.08 | $7,522,835 | 1,026,402 Direct | -28.85% | Disposed | -0.8% (price as of 2026-08-20) |
| Jan. 2, 2026 | LUNR | S 10b5-1 | 83,914 | $18.04 | $1,513,809 | 1,026,402 Direct | -7.56% | Disposed | -0.6% (price as of 2026-08-20) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 118,259 | $16.71 | $1,976,108 | 1,026,402 Direct | -10.33% | Disposed | 7.3% (price as of 2026-08-20) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 1,200,567 | $16.00 | $19,209,072 | 1,144,661 Direct | -51.19% | Disposed | 12.1% (price as of 2026-08-20) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 639,767 | $15.17 | $9,705,265 | 2,345,228 Direct | -21.43% | Disposed | 18.2% (price as of 2026-08-20) |
| Dec. 19, 2025 | LUNR | S 10b5-1 | 41,407 | $15.01 | $621,519 | 1,026,402 Direct | -3.88% | Disposed | 19.5% (price as of 2026-08-20) |
| Nov. 13, 2024 | LUNR | S 10b5-1 | 138,568 | $11.10 | $1,538,105 | 910,919 Direct | -13.20% | Disposed | 61.5% (price as of 2026-08-20) |
| Nov. 11, 2024 | LUNR | S 10b5-1 | 61,432 | $11.00 | $675,752 | 910,919 Direct | -6.32% | Disposed | 63.0% (price as of 2026-08-20) |
| Sept. 19, 2024 | LUNR | S 10b5-1 | 250,000 | $9.01 | $2,252,500 | 910,919 Direct | -21.53% | Disposed | 99.0% (price as of 2026-08-20) |
| Sept. 18, 2024 | LUNR | S 10b5-1 | 300,000 | $8.24 | $2,472,000 | 910,919 Direct | -24.77% | Disposed | 117.6% (price as of 2026-08-20) |
| Sept. 13, 2024 | LUNR | S 10b5-1 | 306,456 | $6.00 | $1,838,736 | 910,919 Direct | -25.17% | Disposed | 198.8% (price as of 2026-08-20) |
| Sept. 12, 2024 | LUNR | S 10b5-1 | 440,288 | $6.03 | $2,654,937 | 910,919 Direct | -32.58% | Disposed | 197.3% (price as of 2026-08-20) |
| Aug. 30, 2024 | LUNR | S 10b5-1 | 214 | $6.00 | $1,284 | 910,919 Direct | -0.02% | Disposed | 198.8% (price as of 2026-08-20) |
| Aug. 20, 2024 | LUNR | S 10b5-1 | 210,092 | $6.01 | $1,262,653 | 910,919 Direct | -18.74% | Disposed | 198.3% (price as of 2026-08-20) |
| Aug. 20, 2024 | LUNR | S 10b5-1 | 1,085,900 | $4.95 | $5,375,205 | 1,121,011 Direct | -49.20% | Disposed | 262.2% (price as of 2026-08-20) |
| July 26, 2024 | LUNR | S 10b5-1 | 4,032 | $4.51 | $18,184 | 910,919 Direct | -0.44% | Disposed | 297.6% (price as of 2026-08-20) |
| July 16, 2024 | LUNR | S 10b5-1 | 203,018 | $4.53 | $919,672 | 910,919 Direct | -18.23% | Disposed | 295.8% (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 16, 2026 | LUNR | Common Units | Class A Common Stock (58,828) | — | — | 58,828 | Disposed |
| Jan. 15, 2026 | LUNR | Common Units | Class A Common Stock (428,503) | — | — | 428,503 | Disposed |
| Jan. 8, 2026 | LUNR | Common Units | Class A Common Stock (12,669) | — | — | 12,669 | Disposed |
| Jan. 5, 2026 | LUNR | Common Units | Class A Common Stock (416,086) | — | — | 416,086 | Disposed |
| Jan. 2, 2026 | LUNR | Common Units | Class A Common Stock (83,914) | — | — | 83,914 | Disposed |
| Dec. 22, 2025 | LUNR | Common Units | Class A Common Stock (1,958,593) | — | — | 1,958,593 | Disposed |
| Dec. 19, 2025 | LUNR | Common Units | Class A Common Stock (41,407) | — | — | 41,407 | Disposed |
| Nov. 13, 2024 | LUNR | Common Units | Class A Common Stock (138,568) | — | — | 138,568 | Disposed |
| Nov. 11, 2024 | LUNR | Common Units | Class A Common Stock (61,432) | — | — | 61,432 | Disposed |
| Sept. 19, 2024 | LUNR | Common Units | Class A Common Stock (250,000) | — | — | 250,000 | Disposed |
| Sept. 18, 2024 | LUNR | Common Units | Class A Common Stock (300,000) | — | — | 300,000 | Disposed |
| Sept. 13, 2024 | LUNR | Common Units | Class A Common Stock (306,456) | — | — | 306,456 | Disposed |
| Sept. 12, 2024 | LUNR | Common Units | Class A Common Stock (440,288) | — | — | 440,288 | Disposed |
| Aug. 30, 2024 | LUNR | Common Units | Class A Common Stock (214) | — | — | 214 | Disposed |
| Aug. 20, 2024 | LUNR | Common Units | Class A Common Stock (1,295,992) | — | — | 1,295,992 | Disposed |
| July 26, 2024 | LUNR | Common Units | Class A Common Stock (4,032) | — | — | 4,032 | Disposed |
| July 16, 2024 | LUNR | Common Units | Class A Common Stock (203,018) | — | — | 203,018 | Disposed |
| Feb. 13, 2023 | LUNR | Common Units | Class A Common Stock | — | — | 18,342,213 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.