OKLO
Oklo-A (OKLO)
NYSE
$26.26-$0.09 (-0.34%)
Price as of Oct 23, 2026 7:59 PM EDT
  • $5.0B
    Market Cap
  • -80.63%
    1-Year Change
  • Utilities - Independent Power Producers
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
6.26%
11.6M
+44,036 (+0.38%)
Dec 31, 2025
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.
4.80%
8.9M
+79,326 (+0.89%)
Jun 30, 2026
VAN ECK ASSOCIATES CORP
4.25%
7.9M
+1.8M (+23.14%)
Jun 30, 2026
BLACKROCK, INC.
3.93%
7.3M
-8.6M (-117.55%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
3.52%
6.5M
+708,401 (+10.83%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
3.45%
6.4M
+187,597 (+2.92%)
Jun 30, 2026
N/A
3.45%
6.4M
+187,597 (+2.92%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions580.6M (84.69%)
  • Mutual Funds98.9M (14.42%)
  • Insiders6.1M (0.89%)
  • Other0 (0.00%)

Insider Transactions

  • 0.89% (6.1M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 10
    Number of InsiderSelling (last 12 months)
  • $13.7B
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Narayanadas Vivek
General Counsel & Secretary
Sell
Oct 20, 2026
$27,056.50
1,021
$26.50
10,669
Narayanadas Vivek
General Counsel & Secretary
Sell
Oct 19, 2026
$65,179.17
2,359
$27.63
15,810
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 17, 2026
$0.00
4,400
$0.00
42,234
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 17, 2026
$0.00
4,400
$0.00
18,169
Renner Alexandra
Chief Product Officer
Sell
Oct 14, 2026
$21,156.00
688
$30.75
478,428
Hanson John
Chief of Staff
Exempt
Oct 13, 2026
$0.00
961
$0.00
52,101
Renner Alexandra
Chief Product Officer
Exempt
Oct 13, 2026
$0.00
1,521
$0.00
125,650
Hanson John
Chief of Staff
Exempt
Oct 13, 2026
$0.00
961
$0.00
362,311
Renner Alexandra
Chief Product Officer
Exempt
Oct 13, 2026
$0.00
1,521
$0.00
479,116
Narayanadas Vivek
General Counsel & Secretary
Sell
Oct 09, 2026
$12,627.16
364
$34.69
8,769
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 08, 2026
$0.00
687
$0.00
46,634
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 08, 2026
$0.00
687
$0.00
9,133
Narayanadas Vivek
General Counsel & Secretary
Sell
Oct 06, 2026
$10,739.52
288
$37.29
8,446
Narayanadas Vivek
General Counsel & Secretary
Sell
Oct 05, 2026
$23,318.57
649
$35.93
8,734
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 03, 2026
$0.00
1,014
$0.00
47,321
Narayanadas Vivek
General Counsel & Secretary
Exempt
Oct 03, 2026
$0.00
1,014
$0.00
9,383
Bealmear Richard Craig
Chief Financial Officer
Exempt
Oct 02, 2026
$17,868.42
5,619
$3.18
467,261
Bealmear Richard Craig
Chief Financial Officer
Exempt
Oct 02, 2026
$0.00
5,619
$0.00
591,923
DeWitte Jacob
Co-Founder, CEO
Sell
Oct 01, 2026
$1.4M
40,000
$36.19
391,533
Bealmear Richard Craig
Chief Financial Officer
Exempt
Oct 01, 2026
$52,396.86
16,477
$3.18
478,119
DeWitte Jacob
Co-Founder, CEO
Sell
Oct 01, 2026
$726,800.00
20,000
$36.34
476,483
Bealmear Richard Craig
Chief Financial Officer
Sell
Oct 01, 2026
$607,506.99
16,477
$36.87
461,642
DeWitte Jacob
Co-Founder, CEO
Sell
Oct 01, 2026
$1.5M
40,000
$36.64
358,039
Cochran Caroline
Co-Founder, COO
Sell
Oct 01, 2026
$1.5M
40,000
$36.64
358,039
DeWitte Jacob
Co-Founder, CEO
Sell
Oct 01, 2026
$741,400.00
20,000
$37.07
509,479
Cochran Caroline
Co-Founder, COO
Sell
Oct 01, 2026
$741,400.00
20,000
$37.07
509,479
Cochran Caroline
Co-Founder, COO
Sell
Oct 01, 2026
$1.4M
40,000
$36.19
391,533
Cochran Caroline
Co-Founder, COO
Sell
Oct 01, 2026
$726,800.00
20,000
$36.34
476,483
Bealmear Richard Craig
Chief Financial Officer
Exempt
Oct 01, 2026
$0.00
16,477
$0.00
597,542
Goodwin William Carroll Murphy
Chief Strategy Officer
Sell
Sep 28, 2026
$66,367.25
1,775
$37.39
46,787