Daniel B Poneman
Insider
First SEC filing: March 7, 2025 · Latest: June 15, 2026
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 11, 2026 | OKLO | A | 3,213 | · | · | 6,659 Direct | +93.24% | Acquired | (price as of 2026-10-02) |
| March 6, 2025 | OKLO | A | 3,446 | · | · | 3,446 Direct | · | Acquired | (price as of 2026-10-02) |
| April 12, 2023 | LEU | A | 4,600 | · | · | 119,026 Direct | +4.02% | Acquired | (price as of 2026-10-02) |
| April 12, 2023 | LEU | A | 4,600 | · | · | 97,310 Direct | +4.96% | Acquired | (price as of 2026-10-02) |
| March 27, 2023 | LEU | F | 24,049 | · | · | 92,710 Direct | -20.60% | Disposed | (price as of 2026-10-02) |
| March 27, 2023 | LEU | A | 53,325 | · | · | 116,759 Direct | +84.06% | Acquired | (price as of 2026-10-02) |
| March 27, 2023 | LEU | F | 24,049 | · | · | 125,276 Direct | -16.11% | Disposed | (price as of 2026-10-02) |
| March 27, 2023 | LEU | A | 53,325 | · | · | 149,325 Direct | +55.55% | Acquired | (price as of 2026-10-02) |
| April 27, 2022 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| April 27, 2022 | LEU | S | 10,170 | $28.40 | $288,828 | 65,264 Direct | -13.48% | Disposed | 390.4% (price as of 2026-10-02) |
| April 27, 2022 | LEU | S | 1,730 | $29.09 | $50,326 | 63,534 Direct | -2.65% | Disposed | 378.8% (price as of 2026-10-02) |
| April 27, 2022 | LEU | S | 100 | $29.87 | $2,987 | 63,434 Direct | +0.16% | Acquired | 366.3% (price as of 2026-10-02) |
| April 27, 2022 | LEU | M | 12,000 | · | · | 96,000 Direct | +14.29% | Acquired | (price as of 2026-10-02) |
| March 31, 2022 | LEU | A | 39,557 | · | · | 147,557 Direct | +36.63% | Acquired | (price as of 2026-10-02) |
| March 31, 2022 | LEU | F | 17,841 | · | · | 129,716 Direct | -12.09% | Disposed | (price as of 2026-10-02) |
| March 28, 2022 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| March 28, 2022 | LEU | S | 8,067 | $31.76 | $256,208 | 67,367 Direct | -10.69% | Disposed | 338.5% (price as of 2026-10-02) |
| March 28, 2022 | LEU | S | 3,126 | $32.30 | $100,970 | 64,241 Direct | -4.64% | Disposed | 331.2% (price as of 2026-10-02) |
| March 28, 2022 | LEU | S | 700 | $33.57 | $23,499 | 63,541 Direct | -1.09% | Disposed | 314.9% (price as of 2026-10-02) |
| March 28, 2022 | LEU | S | 107 | $34.62 | $3,704 | 63,434 Direct | -0.17% | Disposed | 302.3% (price as of 2026-10-02) |
| March 28, 2022 | LEU | M | 12,000 | · | · | 108,000 Direct | +12.50% | Acquired | (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | S | 446 | $41.11 | $18,335 | 74,988 Direct | -0.59% | Disposed | 238.8% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | S | 1,302 | $42.51 | $55,348 | 73,686 Direct | -1.74% | Disposed | 227.6% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | S | 4,637 | $43.91 | $203,611 | 69,049 Direct | -6.29% | Disposed | 217.2% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | S | 4,602 | $44.70 | $205,709 | 64,447 Direct | -6.66% | Disposed | 211.6% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | S | 1,013 | $45.47 | $46,061 | 63,434 Direct | -1.57% | Disposed | 206.3% (price as of 2026-10-02) |
| Feb. 28, 2022 | LEU | M | 12,000 | · | · | 120,000 Direct | +11.11% | Acquired | (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | S | 4,067 | $38.13 | $155,075 | 71,367 Direct | -5.39% | Disposed | 265.3% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | S | 2,609 | $39.04 | $101,855 | 68,758 Direct | -3.66% | Disposed | 256.7% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | S | 1,900 | $40.30 | $76,570 | 66,858 Direct | -2.76% | Disposed | 245.6% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | S | 500 | $41.20 | $20,600 | 66,358 Direct | -0.75% | Disposed | 238.0% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | S | 2,924 | $42.26 | $123,568 | 63,434 Direct | -4.41% | Disposed | 229.6% (price as of 2026-10-02) |
| Jan. 27, 2022 | LEU | M | 12,000 | · | · | 132,000 Direct | +10.00% | Acquired | (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | S 10b5-1 | 1,082 | $51.23 | $55,431 | 74,352 Direct | -1.43% | Disposed | 171.9% (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | S 10b5-1 | 2,692 | $52.08 | $140,199 | 71,660 Direct | -3.62% | Disposed | 167.4% (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | S 10b5-1 | 5,396 | $53.36 | $287,931 | 66,264 Direct | -7.53% | Disposed | 161.0% (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | S 10b5-1 | 2,830 | $54.05 | $152,962 | 63,434 Direct | -4.27% | Disposed | 157.7% (price as of 2026-10-02) |
| Dec. 27, 2021 | LEU | M | 12,000 | · | · | 144,000 Direct | +9.09% | Acquired | (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | S 10b5-1 | 1,170 | $55.65 | $65,110 | 74,264 Direct | -1.55% | Disposed | 150.3% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | S 10b5-1 | 5,523 | $56.83 | $313,872 | 68,741 Direct | -7.44% | Disposed | 145.1% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | S 10b5-1 | 3,225 | $57.78 | $186,340 | 65,516 Direct | -4.69% | Disposed | 141.0% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | S 10b5-1 | 1,982 | $58.71 | $116,363 | 63,534 Direct | -3.03% | Disposed | 137.2% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | S 10b5-1 | 100 | $59.44 | $5,944 | 63,434 Direct | -0.16% | Disposed | 134.3% (price as of 2026-10-02) |
| Nov. 26, 2021 | LEU | M | 12,000 | · | · | 156,000 Direct | +8.33% | Acquired | (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | S 10b5-1 | 797 | $50.35 | $40,129 | 74,637 Direct | -1.06% | Disposed | 176.6% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | S 10b5-1 | 2,505 | $51.67 | $129,433 | 72,132 Direct | -3.36% | Disposed | 169.5% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | S 10b5-1 | 4,984 | $52.69 | $262,607 | 67,148 Direct | -6.91% | Disposed | 164.3% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | S 10b5-1 | 3,614 | $53.76 | $194,289 | 63,535 Direct | -5.38% | Disposed | 159.1% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | S 10b5-1 | 100 | $54.38 | $5,438 | 63,434 Direct | -0.16% | Disposed | 156.1% (price as of 2026-10-02) |
| Oct. 28, 2021 | LEU | M | 12,000 | · | · | 168,000 Direct | +7.69% | Acquired | (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | S 10b5-1 | 5,908 | $36.52 | $215,760 | 69,526 Direct | -7.83% | Disposed | 281.4% (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | S 10b5-1 | 4,560 | $37.14 | $169,358 | 64,966 Direct | -6.56% | Disposed | 275.0% (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | S 10b5-1 | 100 | $37.95 | $3,795 | 64,866 Direct | -0.15% | Disposed | 267.0% (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | S 10b5-1 | 1,432 | $39.39 | $56,406 | 63,434 Direct | -2.21% | Disposed | 253.6% (price as of 2026-10-02) |
| Sept. 28, 2021 | LEU | M | 12,000 | · | · | 180,000 Direct | +7.14% | Acquired | (price as of 2026-10-02) |
| Aug. 27, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| Aug. 27, 2021 | LEU | S 10b5-1 | 12,000 | $24.63 | $295,560 | 63,434 Direct | -15.91% | Disposed | 465.4% (price as of 2026-10-02) |
| Aug. 27, 2021 | LEU | M | 12,000 | · | · | 192,000 Direct | +6.67% | Acquired | (price as of 2026-10-02) |
| July 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| July 28, 2021 | LEU | S 10b5-1 | 6,677 | $23.54 | $157,177 | 68,757 Direct | -8.85% | Disposed | 491.6% (price as of 2026-10-02) |
| July 28, 2021 | LEU | S 10b5-1 | 3,627 | $24.96 | $90,530 | 65,130 Direct | -5.28% | Disposed | 458.0% (price as of 2026-10-02) |
| July 28, 2021 | LEU | S 10b5-1 | 1,696 | $25.37 | $43,028 | 63,434 Direct | -2.60% | Disposed | 449.0% (price as of 2026-10-02) |
| July 28, 2021 | LEU | M | 12,000 | · | · | 204,000 Direct | +6.25% | Acquired | (price as of 2026-10-02) |
| June 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| June 28, 2021 | LEU | S 10b5-1 | 11,976 | $25.91 | $310,298 | 63,458 Direct | -15.88% | Disposed | 437.5% (price as of 2026-10-02) |
| June 28, 2021 | LEU | S 10b5-1 | 24 | $26.62 | $639 | 63,434 Direct | -0.04% | Disposed | 423.2% (price as of 2026-10-02) |
| June 28, 2021 | LEU | M | 12,000 | · | · | 216,000 Direct | +5.88% | Acquired | (price as of 2026-10-02) |
| May 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| May 28, 2021 | LEU | S 10b5-1 | 7,966 | $22.30 | $177,642 | 67,468 Direct | -10.56% | Disposed | 524.5% (price as of 2026-10-02) |
| May 28, 2021 | LEU | S 10b5-1 | 4,034 | $23.08 | $93,105 | 63,434 Direct | -5.98% | Disposed | 503.4% (price as of 2026-10-02) |
| May 28, 2021 | LEU | M | 12,000 | · | · | 228,000 Direct | -5.00% | Disposed | (price as of 2026-10-02) |
| April 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 75,434 Direct | +18.92% | Acquired | 3087.0% (price as of 2026-10-02) |
| April 28, 2021 | LEU | S 10b5-1 | 3,746 | $21.38 | $80,089 | 71,688 Direct | -4.97% | Disposed | 551.4% (price as of 2026-10-02) |
| April 28, 2021 | LEU | S 10b5-1 | 4,423 | $22.75 | $100,623 | 67,265 Direct | -6.17% | Disposed | 512.2% (price as of 2026-10-02) |
| April 28, 2021 | LEU | S 10b5-1 | 3,831 | $23.20 | $88,879 | 63,434 Direct | -5.70% | Disposed | 500.3% (price as of 2026-10-02) |
| April 28, 2021 | LEU | M | 12,000 | · | · | 240,000 Direct | -4.76% | Disposed | (price as of 2026-10-02) |
| April 21, 2021 | LEU | A | 79,114 | · | · | 79,114 Direct | · | Acquired | (price as of 2026-10-02) |
| April 21, 2021 | LEU | F | 35,680 | $21.50 | $767,120 | 43,434 Direct | -45.10% | Disposed | 547.8% (price as of 2026-10-02) |
| March 26, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 32,000 Direct | +60.00% | Acquired | 3087.0% (price as of 2026-10-02) |
| March 26, 2021 | LEU | S 10b5-1 | 6,734 | $23.47 | $158,047 | 25,263 Direct | -21.05% | Disposed | 493.4% (price as of 2026-10-02) |
| March 26, 2021 | LEU | S 10b5-1 | 5,266 | $24.09 | $126,858 | 20,000 Direct | -20.84% | Disposed | 478.1% (price as of 2026-10-02) |
| March 26, 2021 | LEU | M | 12,000 | · | · | 252,000 Direct | +5.00% | Acquired | (price as of 2026-10-02) |
| Feb. 26, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 32,000 Direct | +60.00% | Acquired | 3087.0% (price as of 2026-10-02) |
| Feb. 26, 2021 | LEU | S 10b5-1 | 3,199 | $22.68 | $72,553 | 28,801 Direct | -10.00% | Disposed | 514.1% (price as of 2026-10-02) |
| Feb. 26, 2021 | LEU | S 10b5-1 | 8,801 | $23.39 | $205,855 | 20,000 Direct | -30.56% | Disposed | 495.4% (price as of 2026-10-02) |
| Feb. 26, 2021 | LEU | M | 12,000 | · | · | 264,000 Direct | +4.76% | Acquired | (price as of 2026-10-02) |
| Jan. 28, 2021 | LEU | M | 12,000 | $4.37 | $52,440 | 32,000 Direct | +60.00% | Acquired | 3087.0% (price as of 2026-10-02) |
| Jan. 28, 2021 | LEU | S 10b5-1 | 3,528 | $19.87 | $70,101 | 28,472 Direct | -11.03% | Disposed | 600.9% (price as of 2026-10-02) |
| Jan. 28, 2021 | LEU | S 10b5-1 | 4,849 | $20.39 | $98,871 | 23,623 Direct | -17.03% | Disposed | 583.0% (price as of 2026-10-02) |
| Jan. 28, 2021 | LEU | S 10b5-1 | 3,623 | $21.48 | $77,822 | 20,000 Direct | -15.34% | Disposed | 548.4% (price as of 2026-10-02) |
| Jan. 28, 2021 | LEU | M | 12,000 | · | · | 276,000 Direct | +4.55% | Acquired | (price as of 2026-10-02) |
| Dec. 28, 2020 | LEU | M | 12,000 | $4.37 | $52,440 | 32,000 Direct | +60.00% | Acquired | 3087.0% (price as of 2026-10-02) |
| Dec. 28, 2020 | LEU | S 10b5-1 | 8,589 | $26.47 | $227,351 | 23,411 Direct | -26.84% | Disposed | 426.1% (price as of 2026-10-02) |
| Dec. 28, 2020 | LEU | S 10b5-1 | 1,900 | $27.39 | $52,041 | 21,511 Direct | -8.12% | Disposed | 408.5% (price as of 2026-10-02) |
Showing latest 100 of 104 transactions
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 |
|---|---|---|---|---|---|---|---|
| June 11, 2026 | OKLO | Restricted Stock Units | Class A Common Stock | · | · | 3,213 | Acquired |
| March 6, 2025 | OKLO | Restricted Stock Units | Class A Common Stock | · | · | 3,446 | Acquired |
| April 27, 2022 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| March 28, 2022 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Feb. 28, 2022 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Jan. 27, 2022 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Dec. 27, 2021 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Nov. 26, 2021 | LEU | Class A Common Stock | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Oct. 28, 2021 | LEU | Class A Common Class | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Sept. 28, 2021 | LEU | Class A Common Class | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| Aug. 27, 2021 | LEU | Class A Common Class | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| July 28, 2021 | LEU | Stock Option (Right to Buy) | Class A Common Stock | $4.37 | March 6, 2026 | 12,000 | Acquired |
| June 28, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Acquired |
| May 28, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Disposed |
| April 28, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Disposed |
| March 26, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Acquired |
| Feb. 26, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Acquired |
| Jan. 28, 2021 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Acquired |
| Dec. 28, 2020 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 12,000 | Acquired |
| March 6, 2015 | LEU | Employee Stock Option (right to buy) | Class A Common Stock | $4.37 | March 6, 2025 | 300,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 7, 2025 | OKLO | Class A Common Stock | 37,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2022 | $750,000 | · | $249,987 | · | $957,375 | · | $96,514 | $2,053,876 |
| 2021 | $750,000 | · | $250,017 | · | $1,019,938 | · | $77,334 | $2,097,289 |
| 2020 | $750,000 | · | $285,941 | · | $1,027,575 | · | $76,001 | $2,139,517 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.