Jansen John M
- Shares
- 3.21K
- % company
- <0.01%
- Price
- No cash value
- Value
- No cash value
Filed Jun 11, 2026
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live pathsNYSE · UTILITIES · Holders
Recent insider purchases and sales for OKLO from Form 4 filings. Institutional holdings surface here when ownership sources publish.
Section freshness
Price Jun 23, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT
Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.
Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.
Ownership read
63 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.
Insider flow
OKLO
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Top holder
—
Institutional data pending
Insider stance
Net selling
$2.20B sold / — bought
Latest filing
Jun 11, 2026
Most recent holder or insider filing date
Filings shown
120
0 holder / 120 insider
Recent insider transactions
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
Jansen John M
Filed Jun 11, 2026
Kan Derek T.
Filed Jun 11, 2026
Park David G
Filed Jun 11, 2026
Peters Mark T
Filed Jun 11, 2026
Thompson Michael N. Jr.
Filed Jun 11, 2026
PONEMAN DANIEL B
Filed Jun 11, 2026
Kinzley Richard
Filed Jun 11, 2026
CHRISTIAN DAVID A
Filed Jun 11, 2026
Bealmear Richard Craig
Filed Jun 2, 2026
Bealmear Richard Craig
Filed Jun 2, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Bealmear Richard Craig
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
Cochran Caroline
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
DeWitte Jacob
Filed Jun 1, 2026
Goodwin William Carroll Murphy
Filed May 20, 2026
Goodwin William Carroll Murphy
Filed May 19, 2026
Goodwin William Carroll Murphy
Filed May 19, 2026
Bealmear Richard Craig
Filed May 4, 2026
Bealmear Richard Craig
Filed May 4, 2026
Bealmear Richard Craig
Filed May 1, 2026
Bealmear Richard Craig
Filed May 1, 2026
Bealmear Richard Craig
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
Cochran Caroline
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
DeWitte Jacob
Filed May 1, 2026
CHRISTIAN DAVID A
Filed Apr 10, 2026
Kan Derek T.
Filed Apr 10, 2026
Park David G
Filed Apr 10, 2026
Peters Mark T
Filed Apr 10, 2026
Bealmear Richard Craig
Filed Apr 2, 2026
Bealmear Richard Craig
Filed Apr 2, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
Cochran Caroline
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
DeWitte Jacob
Filed Apr 1, 2026
Bealmear Richard Craig
Filed Apr 1, 2026
Bealmear Richard Craig
Filed Apr 1, 2026
Bealmear Richard Craig
Filed Apr 1, 2026
Cochran Caroline
Filed Mar 31, 2026
Cochran Caroline
Filed Mar 31, 2026
DeWitte Jacob
Filed Mar 31, 2026
DeWitte Jacob
Filed Mar 31, 2026
Cochran Caroline
Filed Mar 30, 2026
Cochran Caroline
Filed Mar 30, 2026
DeWitte Jacob
Filed Mar 30, 2026
DeWitte Jacob
Filed Mar 30, 2026
Jansen John M
Filed Mar 27, 2026
| # | Insider | % company | Action | Shares | Price | Value | Filing date |
|---|---|---|---|---|---|---|---|
| 1 | Jansen John M | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 3.21K | No cash value | No cash value | Jun 11, 2026 |
| 2 | Kan Derek T. | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 7.91K | No cash value | No cash value | Jun 11, 2026 |
| 3 | Park David G | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 7.91K | No cash value | No cash value | Jun 11, 2026 |
| 4 | Peters Mark T | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 7.91K | No cash value | No cash value | Jun 11, 2026 |
| 5 | Thompson Michael N. Jr. | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 6.66K | No cash value | No cash value | Jun 11, 2026 |
| 6 | PONEMAN DANIEL B | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 6.66K | No cash value | No cash value | Jun 11, 2026 |
| 7 | Kinzley Richard | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 3.21K | No cash value | No cash value | Jun 11, 2026 |
| 8 | CHRISTIAN DAVID A | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 7.91K | No cash value | No cash value | Jun 11, 2026 |
| 9 | Bealmear Richard Craig | 0.39% | Option exerciseDerivative exercise or conversion before any separate sale row. | 680.31K | No cash value | No cash value | Jun 2, 2026 |
| 10 | Bealmear Richard Craig | 0.26% | Option exerciseDerivative exercise or conversion before any separate sale row. | 444.56K | $3.18 | $1,413,691 | Jun 2, 2026 |
| 11 | Bealmear Richard Craig | 0.39% | Option exerciseDerivative exercise or conversion before any separate sale row. | 686.16K | No cash value | No cash value | Jun 1, 2026 |
| 12 | Bealmear Richard Craig | 0.45% | Option exerciseDerivative exercise or conversion before any separate sale row. | 786.16K | No cash value | No cash value | Jun 1, 2026 |
| 13 | Bealmear Richard Craig | 0.25% | SaleOpen-market or direct sale reported on Form 4. | 438.70K | $69.42 | $30,454,485 | Jun 1, 2026 |
| 14 | Bealmear Richard Craig | 0.28% | GiftGift transfer. Usually non-cash and not an open-market sale. | 485.54K | Non-cash | Non-cash | Jun 1, 2026 |
| 15 | Bealmear Richard Craig | 0.28% | SaleOpen-market or direct sale reported on Form 4. | 487.64K | $69.31 | $33,798,467 | Jun 1, 2026 |
| 16 | Bealmear Richard Craig | 0.29% | Option exerciseDerivative exercise or conversion before any separate sale row. | 497.64K | $3.18 | $1,582,502 | Jun 1, 2026 |
| 17 | Bealmear Richard Craig | 0.23% | SaleOpen-market or direct sale reported on Form 4. | 397.64K | $65.00 | $25,846,730 | Jun 1, 2026 |
| 18 | Bealmear Richard Craig | 0.24% | Option exerciseDerivative exercise or conversion before any separate sale row. | 413.88K | $3.18 | $1,316,138 | Jun 1, 2026 |
| 19 | Cochran Caroline | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 576.48K | $70.45 | $40,613,227 | Jun 1, 2026 |
| 20 | Cochran Caroline | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 578.28K | $69.64 | $40,271,628 | Jun 1, 2026 |
| 21 | Cochran Caroline | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 571.53K | $68.29 | $39,029,989 | Jun 1, 2026 |
| 22 | Cochran Caroline | 0.35% | SaleOpen-market or direct sale reported on Form 4. | 609.48K | $69.10 | $42,114,999 | Jun 1, 2026 |
| 23 | Cochran Caroline | 0.31% | SaleOpen-market or direct sale reported on Form 4. | 538.04K | $67.75 | $36,452,142 | Jun 1, 2026 |
| 24 | Cochran Caroline | 0.32% | SaleOpen-market or direct sale reported on Form 4. | 563.23K | $67.15 | $37,820,559 | Jun 1, 2026 |
| 25 | Cochran Caroline | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 578.04K | $66.14 | $38,231,499 | Jun 1, 2026 |
| 26 | Cochran Caroline | 0.34% | SaleOpen-market or direct sale reported on Form 4. | 585.44K | $64.99 | $38,047,681 | Jun 1, 2026 |
| 27 | DeWitte Jacob | 0.35% | SaleOpen-market or direct sale reported on Form 4. | 609.48K | $69.10 | $42,114,999 | Jun 1, 2026 |
| 28 | DeWitte Jacob | 0.31% | SaleOpen-market or direct sale reported on Form 4. | 538.04K | $67.75 | $36,452,142 | Jun 1, 2026 |
| 29 | DeWitte Jacob | 0.32% | SaleOpen-market or direct sale reported on Form 4. | 563.23K | $67.15 | $37,820,559 | Jun 1, 2026 |
| 30 | DeWitte Jacob | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 578.04K | $66.14 | $38,231,499 | Jun 1, 2026 |
| 31 | DeWitte Jacob | 0.34% | SaleOpen-market or direct sale reported on Form 4. | 585.44K | $64.99 | $38,047,681 | Jun 1, 2026 |
| 32 | DeWitte Jacob | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 576.48K | $70.45 | $40,613,227 | Jun 1, 2026 |
| 33 | DeWitte Jacob | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 578.28K | $69.64 | $40,271,628 | Jun 1, 2026 |
| 34 | DeWitte Jacob | 0.33% | SaleOpen-market or direct sale reported on Form 4. | 571.53K | $68.29 | $39,029,989 | Jun 1, 2026 |
| 35 | Goodwin William Carroll Murphy | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 36.17K | $58.04 | $2,099,597 | May 20, 2026 |
| 36 | Goodwin William Carroll Murphy | 0.08% | Option exerciseDerivative exercise or conversion before any separate sale row. | 146.07K | No cash value | No cash value | May 19, 2026 |
| 37 | Goodwin William Carroll Murphy | 0.03% | Option exerciseDerivative exercise or conversion before any separate sale row. | 46.72K | No cash value | No cash value | May 19, 2026 |
| 38 | Bealmear Richard Craig | 0.46% | Option exerciseDerivative exercise or conversion before any separate sale row. | 802.40K | No cash value | No cash value | May 4, 2026 |
| 39 | Bealmear Richard Craig | 0.23% | Option exerciseDerivative exercise or conversion before any separate sale row. | 397.64K | $3.18 | $1,264,502 | May 4, 2026 |
| 40 | Bealmear Richard Craig | 0.46% | Option exerciseDerivative exercise or conversion before any separate sale row. | 808.28K | No cash value | No cash value | May 1, 2026 |
| 41 | Bealmear Richard Craig | 0.23% | SaleOpen-market or direct sale reported on Form 4. | 391.76K | $69.92 | $27,391,999 | May 1, 2026 |
| 42 | Bealmear Richard Craig | 0.23% | Option exerciseDerivative exercise or conversion before any separate sale row. | 407.98K | $3.18 | $1,297,370 | May 1, 2026 |
| 43 | Cochran Caroline | 0.35% | SaleOpen-market or direct sale reported on Form 4. | 616.48K | $70.61 | $43,529,865 | May 1, 2026 |
| 44 | Cochran Caroline | 0.36% | SaleOpen-market or direct sale reported on Form 4. | 634.42K | $70.43 | $44,682,201 | May 1, 2026 |
| 45 | Cochran Caroline | 0.36% | SaleOpen-market or direct sale reported on Form 4. | 631.53K | $69.83 | $44,099,949 | May 1, 2026 |
| 46 | Cochran Caroline | 0.39% | SaleOpen-market or direct sale reported on Form 4. | 674.63K | $69.06 | $46,589,672 | May 1, 2026 |
| 47 | Cochran Caroline | 0.37% | SaleOpen-market or direct sale reported on Form 4. | 649.48K | $70.95 | $46,080,535 | May 1, 2026 |
| 48 | Cochran Caroline | 0.34% | SaleOpen-market or direct sale reported on Form 4. | 598.04K | $70.19 | $41,976,357 | May 1, 2026 |
| 49 | DeWitte Jacob | 0.37% | SaleOpen-market or direct sale reported on Form 4. | 649.48K | $70.95 | $46,080,535 | May 1, 2026 |
| 50 | DeWitte Jacob | 0.34% | SaleOpen-market or direct sale reported on Form 4. | 598.04K | $70.19 | $41,976,357 | May 1, 2026 |
| 51 | DeWitte Jacob | 0.35% | SaleOpen-market or direct sale reported on Form 4. | 616.48K | $70.61 | $43,529,865 | May 1, 2026 |
| 52 | DeWitte Jacob | 0.36% | SaleOpen-market or direct sale reported on Form 4. | 634.42K | $70.42 | $44,675,856 | May 1, 2026 |
| 53 | DeWitte Jacob | 0.36% | SaleOpen-market or direct sale reported on Form 4. | 631.53K | $69.83 | $44,099,949 | May 1, 2026 |
| 54 | DeWitte Jacob | 0.39% | SaleOpen-market or direct sale reported on Form 4. | 674.63K | $69.06 | $46,589,672 | May 1, 2026 |
| 55 | CHRISTIAN DAVID A | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 4.70K | No cash value | No cash value | Apr 10, 2026 |
| 56 | Kan Derek T. | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 4.70K | No cash value | No cash value | Apr 10, 2026 |
| 57 | Park David G | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 4.70K | No cash value | No cash value | Apr 10, 2026 |
| 58 | Peters Mark T | <0.01% | Award / grantAward, grant, or acquisition under an equity compensation plan. | 4.70K | No cash value | No cash value | Apr 10, 2026 |
| 59 | Bealmear Richard Craig | 0.47% | Option exerciseDerivative exercise or conversion before any separate sale row. | 824.50K | No cash value | No cash value | Apr 2, 2026 |
| 60 | Bealmear Richard Craig | 0.23% | Option exerciseDerivative exercise or conversion before any separate sale row. | 391.76K | $3.18 | $1,245,803 | Apr 2, 2026 |
| 61 | Cochran Caroline | 0.38% | SaleOpen-market or direct sale reported on Form 4. | 656.48K | $50.50 | $33,152,392 | Apr 1, 2026 |
| 62 | Cochran Caroline | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 691.53K | $51.20 | $35,406,490 | Apr 1, 2026 |
| 63 | Cochran Caroline | 0.41% | SaleOpen-market or direct sale reported on Form 4. | 718.48K | $50.93 | $36,591,983 | Apr 1, 2026 |
| 64 | Cochran Caroline | 0.42% | SaleOpen-market or direct sale reported on Form 4. | 727.54K | $49.58 | $36,071,632 | Apr 1, 2026 |
| 65 | Cochran Caroline | 0.42% | SaleOpen-market or direct sale reported on Form 4. | 738.06K | $48.41 | $35,729,485 | Apr 1, 2026 |
| 66 | Cochran Caroline | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 689.48K | $50.50 | $34,818,690 | Apr 1, 2026 |
| 67 | Cochran Caroline | 0.38% | SaleOpen-market or direct sale reported on Form 4. | 658.04K | $51.20 | $33,691,597 | Apr 1, 2026 |
| 68 | Cochran Caroline | 0.39% | SaleOpen-market or direct sale reported on Form 4. | 684.98K | $50.93 | $34,886,133 | Apr 1, 2026 |
| 69 | Cochran Caroline | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 694.05K | $49.58 | $34,410,999 | Apr 1, 2026 |
| 70 | Cochran Caroline | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 704.57K | $48.41 | $34,108,040 | Apr 1, 2026 |
| 71 | DeWitte Jacob | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 689.48K | $50.50 | $34,818,690 | Apr 1, 2026 |
| 72 | DeWitte Jacob | 0.38% | SaleOpen-market or direct sale reported on Form 4. | 658.04K | $51.20 | $33,691,597 | Apr 1, 2026 |
| 73 | DeWitte Jacob | 0.39% | SaleOpen-market or direct sale reported on Form 4. | 684.98K | $50.93 | $34,886,133 | Apr 1, 2026 |
| 74 | DeWitte Jacob | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 694.05K | $49.58 | $34,410,999 | Apr 1, 2026 |
| 75 | DeWitte Jacob | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 704.57K | $48.41 | $34,108,040 | Apr 1, 2026 |
| 76 | DeWitte Jacob | 0.38% | SaleOpen-market or direct sale reported on Form 4. | 656.48K | $50.50 | $33,152,392 | Apr 1, 2026 |
| 77 | DeWitte Jacob | 0.40% | SaleOpen-market or direct sale reported on Form 4. | 691.53K | $51.20 | $35,406,490 | Apr 1, 2026 |
| 78 | DeWitte Jacob | 0.41% | SaleOpen-market or direct sale reported on Form 4. | 718.48K | $50.93 | $36,591,983 | Apr 1, 2026 |
| 79 | DeWitte Jacob | 0.42% | SaleOpen-market or direct sale reported on Form 4. | 727.54K | $49.58 | $36,071,632 | Apr 1, 2026 |
| 80 | DeWitte Jacob | 0.42% | SaleOpen-market or direct sale reported on Form 4. | 738.06K | $48.41 | $35,729,485 | Apr 1, 2026 |
| 81 | Bealmear Richard Craig | 0.48% | Option exerciseDerivative exercise or conversion before any separate sale row. | 830.25K | No cash value | No cash value | Apr 1, 2026 |
| 82 | Bealmear Richard Craig | 0.22% | SaleOpen-market or direct sale reported on Form 4. | 386.01K | $51.08 | $19,717,289 | Apr 1, 2026 |
| 83 | Bealmear Richard Craig | 0.23% | Option exerciseDerivative exercise or conversion before any separate sale row. | 402.35K | $3.18 | $1,279,473 | Apr 1, 2026 |
| 84 | Cochran Caroline | 0.29% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 506.81K | Not reported | Not reported | Mar 31, 2026 |
| 85 | Cochran Caroline | 0.27% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 474.01K | Not reported | Not reported | Mar 31, 2026 |
| 86 | DeWitte Jacob | 0.27% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 474.01K | Not reported | Not reported | Mar 31, 2026 |
| 87 | DeWitte Jacob | 0.29% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 506.81K | Not reported | Not reported | Mar 31, 2026 |
| 88 | Cochran Caroline | 4.51% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 7.85M | Not reported | Not reported | Mar 30, 2026 |
| 89 | Cochran Caroline | 4.36% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 7.58M | Not reported | Not reported | Mar 30, 2026 |
| 90 | DeWitte Jacob | 4.36% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 7.58M | Not reported | Not reported | Mar 30, 2026 |
| 91 | DeWitte Jacob | 4.51% | JProvider-supplied Form 4 action code. Review the original filing before making a trading judgment. | 7.85M | Not reported | Not reported | Mar 30, 2026 |
| 92 | Jansen John M | <0.01% | SaleOpen-market or direct sale reported on Form 4. | 12.35K | $51.52 | $636,478 | Mar 27, 2026 |
Frequently asked
Oklo Inc. (OKLO) institutional holders are ranked by reported share count when ownership data publishes filing rows.
Oklo Inc. (OKLO) institutional ownership appears when filing-based market data returns holder rows. TECHi does not fill unavailable ownership fields with placeholder shareholders.
Oklo Inc. (OKLO) has 120 Form 4 insider transactions on file, most recently on Jun 11, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.
Recent OKLO insider activity reads Net selling: 63 sales and 0 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.
DeWitte Jacob is the most active OKLO insider by absolute share movement, with 36.62 million shares moving across the filing history. Review the action labels before treating that activity as buying or selling.