Stephen J Altemus
Insider
First SEC filing: Feb. 14, 2023 · Latest: Feb. 14, 2023
Insider at
Insider transactions
0 buys (P)
11 sells (S)
Net: $-52,290,460
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 15, 2026 | LUNR | S | 13,751 | $23.61 | $324,661 | 1,162,495 Direct | -1.17% | Disposed | -37.7% (price as of 2026-10-02) |
| Feb. 13, 2026 | LUNR | S | 86,803 | $16.01 | $1,389,716 | 1,176,246 Direct | -6.87% | Disposed | -8.1% (price as of 2026-10-02) |
| Feb. 5, 2026 | LUNR | A | 236,647 | · | · | 1,263,049 Direct | +23.06% | Acquired | (price as of 2026-10-02) |
| Jan. 16, 2026 | LUNR | M | 58,828 | · | · | 12,342,213 Direct | -0.47% | Disposed | (price as of 2026-10-02) |
| Jan. 16, 2026 | LUNR | S 10b5-1 | 58,828 | $20.03 | $1,178,325 | 1,026,402 Direct | -5.42% | Disposed | -26.6% (price as of 2026-10-02) |
| Jan. 16, 2026 | LUNR | D | 58,828 | · | · | 12,342,213 Direct | -0.47% | Disposed | (price as of 2026-10-02) |
| Jan. 16, 2026 | LUNR | M | 58,828 | · | · | 1,085,230 Direct | +5.73% | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2026 | LUNR | M | 428,503 | · | · | 12,401,041 Direct | -3.34% | Disposed | (price as of 2026-10-02) |
| Jan. 15, 2026 | LUNR | S 10b5-1 | 428,503 | $20.06 | $8,595,770 | 1,026,402 Direct | -29.45% | Disposed | -26.7% (price as of 2026-10-02) |
| Jan. 15, 2026 | LUNR | D | 428,503 | · | · | 12,401,041 Direct | -3.34% | Disposed | (price as of 2026-10-02) |
| Jan. 15, 2026 | LUNR | M | 428,503 | · | · | 1,454,905 Direct | +41.75% | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2026 | LUNR | M | 12,669 | · | · | 12,829,544 Direct | -0.10% | Disposed | (price as of 2026-10-02) |
| Jan. 8, 2026 | LUNR | S 10b5-1 | 12,669 | $20.00 | $253,380 | 1,026,402 Direct | -1.22% | Disposed | -26.4% (price as of 2026-10-02) |
| Jan. 8, 2026 | LUNR | D | 12,669 | · | · | 12,829,544 Direct | -0.10% | Disposed | (price as of 2026-10-02) |
| Jan. 8, 2026 | LUNR | M | 12,669 | · | · | 1,013,733 Direct | +1.27% | Acquired | (price as of 2026-10-02) |
| Jan. 5, 2026 | LUNR | M | 416,086 | · | · | 12,842,213 Direct | -3.14% | Disposed | (price as of 2026-10-02) |
| Jan. 5, 2026 | LUNR | S 10b5-1 | 416,086 | $18.08 | $7,522,835 | 1,026,402 Direct | -28.85% | Disposed | -18.6% (price as of 2026-10-02) |
| Jan. 5, 2026 | LUNR | D | 416,086 | · | · | 12,842,213 Direct | -3.14% | Disposed | (price as of 2026-10-02) |
| Jan. 5, 2026 | LUNR | M | 416,086 | · | · | 1,442,488 Direct | +40.54% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2026 | LUNR | M | 83,914 | · | · | 13,258,299 Direct | -0.63% | Disposed | (price as of 2026-10-02) |
| Jan. 2, 2026 | LUNR | S 10b5-1 | 83,914 | $18.04 | $1,513,809 | 1,026,402 Direct | -7.56% | Disposed | -18.5% (price as of 2026-10-02) |
| Jan. 2, 2026 | LUNR | D | 83,914 | · | · | 13,258,299 Direct | -0.63% | Disposed | (price as of 2026-10-02) |
| Jan. 2, 2026 | LUNR | M | 83,914 | · | · | 1,110,316 Direct | +8.18% | Acquired | (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | M | 1,958,593 | · | · | 13,342,213 Direct | -12.80% | Disposed | (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 118,259 | $16.71 | $1,976,108 | 1,026,402 Direct | -10.33% | Disposed | -12.0% (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 1,200,567 | $16.00 | $19,209,072 | 1,144,661 Direct | -51.19% | Disposed | -8.1% (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | S 10b5-1 | 639,767 | $15.17 | $9,705,265 | 2,345,228 Direct | -21.43% | Disposed | -3.0% (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | D | 1,958,593 | · | · | 13,342,213 Direct | -12.80% | Disposed | (price as of 2026-10-02) |
| Dec. 22, 2025 | LUNR | M | 1,958,593 | · | · | 2,984,995 Direct | +190.82% | Acquired | (price as of 2026-10-02) |
| Dec. 19, 2025 | LUNR | M | 41,407 | · | · | 15,300,806 Direct | -0.27% | Disposed | (price as of 2026-10-02) |
| Dec. 19, 2025 | LUNR | S 10b5-1 | 41,407 | $15.01 | $621,519 | 1,026,402 Direct | -3.88% | Disposed | -2.0% (price as of 2026-10-02) |
| Dec. 19, 2025 | LUNR | D | 41,407 | · | · | 15,300,806 Direct | -0.27% | Disposed | (price as of 2026-10-02) |
| Dec. 19, 2025 | LUNR | M | 41,407 | · | · | 1,067,809 Direct | +4.03% | Acquired | (price as of 2026-10-02) |
| April 11, 2025 | LUNR | F | 13,773 | $7.72 | $106,328 | 1,026,402 Direct | -1.32% | Disposed | 90.5% (price as of 2026-10-02) |
| Feb. 7, 2025 | LUNR | A | 190,218 | · | · | 1,040,175 Direct | +22.38% | Acquired | (price as of 2026-10-02) |
| Feb. 7, 2025 | LUNR | F | 60,962 | $18.40 | $1,121,701 | 849,957 Direct | -6.69% | Disposed | -20.1% (price as of 2026-10-02) |
| Feb. 3, 2025 | LUNR | J | 1,760,510 | · | · | 15,342,213 Direct | +12.96% | Acquired | (price as of 2026-10-02) |
| Nov. 13, 2024 | LUNR | M | 138,568 | · | · | 15,342,213 Direct | -0.90% | Disposed | (price as of 2026-10-02) |
| Nov. 13, 2024 | LUNR | S 10b5-1 | 138,568 | $11.10 | $1,538,105 | 910,919 Direct | -13.20% | Disposed | 32.5% (price as of 2026-10-02) |
| Nov. 13, 2024 | LUNR | D | 138,568 | · | · | 13,581,703 Direct | -1.01% | Disposed | (price as of 2026-10-02) |
| Nov. 13, 2024 | LUNR | M | 138,568 | · | · | 1,049,487 Direct | +15.21% | Acquired | (price as of 2026-10-02) |
| Nov. 11, 2024 | LUNR | M | 61,432 | · | · | 15,480,781 Direct | -0.40% | Disposed | (price as of 2026-10-02) |
| Nov. 11, 2024 | LUNR | S 10b5-1 | 61,432 | $11.00 | $675,752 | 910,919 Direct | -6.32% | Disposed | 33.7% (price as of 2026-10-02) |
| Nov. 11, 2024 | LUNR | D | 61,432 | · | · | 13,720,271 Direct | -0.45% | Disposed | (price as of 2026-10-02) |
| Nov. 11, 2024 | LUNR | M | 61,432 | · | · | 972,351 Direct | +6.74% | Acquired | (price as of 2026-10-02) |
| Sept. 19, 2024 | LUNR | M | 250,000 | · | · | 15,542,213 Direct | -1.58% | Disposed | (price as of 2026-10-02) |
| Sept. 19, 2024 | LUNR | S 10b5-1 | 250,000 | $9.01 | $2,252,500 | 910,919 Direct | -21.53% | Disposed | 63.3% (price as of 2026-10-02) |
| Sept. 19, 2024 | LUNR | D | 250,000 | · | · | 13,781,703 Direct | -1.78% | Disposed | (price as of 2026-10-02) |
| Sept. 19, 2024 | LUNR | M | 250,000 | · | · | 1,160,919 Direct | +27.44% | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2024 | LUNR | M | 300,000 | · | · | 15,792,213 Direct | -1.86% | Disposed | (price as of 2026-10-02) |
| Sept. 18, 2024 | LUNR | S 10b5-1 | 300,000 | $8.24 | $2,472,000 | 910,919 Direct | -24.77% | Disposed | 78.5% (price as of 2026-10-02) |
| Sept. 18, 2024 | LUNR | D | 300,000 | · | · | 14,031,703 Direct | -2.09% | Disposed | (price as of 2026-10-02) |
| Sept. 18, 2024 | LUNR | M | 300,000 | · | · | 1,210,919 Direct | +32.93% | Acquired | (price as of 2026-10-02) |
| Sept. 13, 2024 | LUNR | M | 306,456 | · | · | 16,092,213 Direct | -1.87% | Disposed | (price as of 2026-10-02) |
| Sept. 13, 2024 | LUNR | S 10b5-1 | 306,456 | $6.00 | $1,838,736 | 910,919 Direct | -25.17% | Disposed | 145.2% (price as of 2026-10-02) |
| Sept. 13, 2024 | LUNR | D | 306,456 | · | · | 14,331,703 Direct | -2.09% | Disposed | (price as of 2026-10-02) |
| Sept. 13, 2024 | LUNR | M | 306,456 | · | · | 1,217,375 Direct | +33.64% | Acquired | (price as of 2026-10-02) |
| Sept. 12, 2024 | LUNR | M | 440,288 | · | · | 16,398,669 Direct | -2.61% | Disposed | (price as of 2026-10-02) |
| Sept. 12, 2024 | LUNR | S 10b5-1 | 440,288 | $6.03 | $2,654,937 | 910,919 Direct | -32.58% | Disposed | 143.9% (price as of 2026-10-02) |
| Sept. 12, 2024 | LUNR | D | 440,288 | · | · | 14,638,159 Direct | -2.92% | Disposed | (price as of 2026-10-02) |
| Sept. 12, 2024 | LUNR | M | 440,288 | · | · | 1,351,207 Direct | +48.33% | Acquired | (price as of 2026-10-02) |
| Aug. 30, 2024 | LUNR | M | 214 | · | · | 16,838,957 Direct | 0.00% | Disposed | (price as of 2026-10-02) |
| Aug. 30, 2024 | LUNR | S 10b5-1 | 214 | $6.00 | $1,284 | 910,919 Direct | -0.02% | Disposed | 145.2% (price as of 2026-10-02) |
| Aug. 30, 2024 | LUNR | D | 214 | · | · | 15,078,447 Direct | 0.00% | Disposed | (price as of 2026-10-02) |
| Aug. 30, 2024 | LUNR | M | 214 | · | · | 911,133 Direct | +0.02% | Acquired | (price as of 2026-10-02) |
| Aug. 20, 2024 | LUNR | M | 1,295,992 | · | · | 16,839,171 Direct | -7.15% | Disposed | (price as of 2026-10-02) |
| Aug. 20, 2024 | LUNR | S 10b5-1 | 210,092 | $6.01 | $1,262,653 | 910,919 Direct | -18.74% | Disposed | 144.8% (price as of 2026-10-02) |
| Aug. 20, 2024 | LUNR | S 10b5-1 | 1,085,900 | $4.95 | $5,375,205 | 1,121,011 Direct | -49.20% | Disposed | 197.2% (price as of 2026-10-02) |
| Aug. 20, 2024 | LUNR | D | 1,295,992 | · | · | 15,078,661 Direct | -7.91% | Disposed | (price as of 2026-10-02) |
| Aug. 20, 2024 | LUNR | M | 1,295,992 | · | · | 2,206,911 Direct | +142.27% | Acquired | (price as of 2026-10-02) |
| July 26, 2024 | LUNR | M | 4,032 | · | · | 18,135,163 Direct | -0.02% | Disposed | (price as of 2026-10-02) |
| July 26, 2024 | LUNR | S 10b5-1 | 4,032 | $4.51 | $18,184 | 910,919 Direct | -0.44% | Disposed | 226.2% (price as of 2026-10-02) |
| July 26, 2024 | LUNR | D | 4,032 | · | · | 16,374,653 Direct | -0.02% | Disposed | (price as of 2026-10-02) |
| July 26, 2024 | LUNR | M | 4,032 | · | · | 914,951 Direct | +0.44% | Acquired | (price as of 2026-10-02) |
| July 16, 2024 | LUNR | M | 203,018 | · | · | 18,139,195 Direct | -1.11% | Disposed | (price as of 2026-10-02) |
| July 16, 2024 | LUNR | S 10b5-1 | 203,018 | $4.53 | $919,672 | 910,919 Direct | -18.23% | Disposed | 224.7% (price as of 2026-10-02) |
| July 16, 2024 | LUNR | D | 203,018 | · | · | 16,378,685 Direct | -1.22% | Disposed | (price as of 2026-10-02) |
| July 16, 2024 | LUNR | M | 203,018 | · | · | 1,113,937 Direct | +22.29% | Acquired | (price as of 2026-10-02) |
| April 11, 2024 | LUNR | F | 34,081 | $5.24 | $178,584 | 910,919 Direct | -3.61% | Disposed | 180.7% (price as of 2026-10-02) |
| Feb. 25, 2024 | LUNR | A | 105,000 | · | · | 945,000 Direct | +12.50% | Acquired | (price as of 2026-10-02) |
| Feb. 7, 2024 | LUNR | A | 700,000 | · | · | 840,000 Direct | +500.00% | Acquired | (price as of 2026-10-02) |
| Feb. 7, 2024 | LUNR | A | 140,000 | · | · | 140,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 28, 2023 | LUNR | J | 586,837 | · | · | 16,581,703 Direct | +3.67% | Acquired | (price as of 2026-10-02) |
| Feb. 13, 2023 | LUNR | A | 18,342,213 | · | · | 18,342,213 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 13, 2023 | LUNR | A | 15,994,866 | · | · | 15,994,866 Direct | · | Acquired | (price as of 2026-10-02) |
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 | Disposed |
| Jan. 15, 2026 | LUNR | Common Units | Class A Common Stock | · | · | 428,503 | Disposed |
| Jan. 8, 2026 | LUNR | Common Units | Class A Common Stock | · | · | 12,669 | Disposed |
| Jan. 5, 2026 | LUNR | Common Units | Class A Common Stock | · | · | 416,086 | Disposed |
| Jan. 2, 2026 | LUNR | Common Units | Class A Common Stock | · | · | 83,914 | Disposed |
| Dec. 22, 2025 | LUNR | Common Units | Class A Common Stock | · | · | 1,958,593 | Disposed |
| Dec. 19, 2025 | LUNR | Common Units | Class A Common Stock | · | · | 41,407 | Disposed |
| Nov. 13, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 138,568 | Disposed |
| Nov. 11, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 61,432 | Disposed |
| Sept. 19, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 250,000 | Disposed |
| Sept. 18, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 300,000 | Disposed |
| Sept. 13, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 306,456 | Disposed |
| Sept. 12, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 440,288 | Disposed |
| Aug. 30, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 214 | Disposed |
| Aug. 20, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 1,295,992 | Disposed |
| July 26, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 4,032 | Disposed |
| July 16, 2024 | LUNR | Common Units | Class A Common Stock | · | · | 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.