OKLO
Oklo-A (OKLO)
NYSE
$36.30+$0.08 (+0.23%)
Price as of Sep 11, 2026 8:00 PM EDT
  • $6.7B
    Market Cap
  • -56.21%
    1-Year Change
  • Utilities - Independent Power Producers
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
6.69%
11.6M
+44,036 (+0.38%)
Dec 31, 2025
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.
5.14%
8.9M
+79,326 (+0.89%)
Jun 30, 2026
VAN ECK ASSOCIATES CORP
4.55%
7.9M
+1.8M (+23.14%)
Jun 30, 2026
BLACKROCK, INC.
4.20%
7.3M
-8.6M (-117.55%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
3.76%
6.5M
+708,401 (+10.83%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
3.69%
6.4M
+187,597 (+2.92%)
Jun 30, 2026
N/A
3.69%
6.4M
+187,597 (+2.92%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions579.2M (86.88%)
  • Mutual Funds81.3M (12.20%)
  • Insiders6.2M (0.93%)
  • Other0 (0.00%)

Insider Transactions

  • 0.93% (6.2M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 9
    Number of InsiderSelling (last 12 months)
  • $31.2B
    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
Sep 09, 2026
$15,808.15
365
$43.31
8,159
Narayanadas Vivek
General Counsel & Secretary
Exempt
Sep 08, 2026
$0.00
687
$0.00
2,746
Narayanadas Vivek
General Counsel & Secretary
Exempt
Sep 08, 2026
$0.00
687
$0.00
8,762
Narayanadas Vivek
General Counsel & Secretary
Sell
Sep 04, 2026
$21,455.44
538
$39.88
8,075
Narayanadas Vivek
General Counsel & Secretary
Exempt
Sep 03, 2026
$0.00
1,014
$0.00
8,613
Narayanadas Vivek
General Counsel & Secretary
Exempt
Sep 03, 2026
$0.00
1,014
$0.00
17,241
Bealmear Richard Craig
Chief Financial Officer
Exempt
Sep 02, 2026
$0.00
5,666
$0.00
614,019
Bealmear Richard Craig
Chief Financial Officer
Exempt
Sep 02, 2026
$18,017.88
5,666
$3.18
461,642
DeWitte Jacob
Co-Founder, CEO
Sell
Sep 01, 2026
$1.5M
40,000
$38.40
431,533
Cochran Caroline
Co-Founder, COO
Sell
Sep 01, 2026
$1.5M
40,000
$38.66
398,039
DeWitte Jacob
Co-Founder, CEO
Sell
Sep 01, 2026
$771,200.00
20,000
$38.56
496,483
Bealmear Richard Craig
Chief Financial Officer
Exempt
Sep 01, 2026
$0.00
16,430
$0.00
619,685
DeWitte Jacob
Co-Founder, CEO
Sell
Sep 01, 2026
$1.5M
40,000
$38.66
398,039
Cochran Caroline
Co-Founder, COO
Sell
Sep 01, 2026
$769,824.00
19,800
$38.88
529,679
DeWitte Jacob
Co-Founder, CEO
Sell
Sep 01, 2026
$769,824.00
19,800
$38.88
529,679
Bealmear Richard Craig
Chief Financial Officer
Exempt
Sep 01, 2026
$52,247.40
16,430
$3.18
472,406
DeWitte Jacob
Co-Founder, CEO
Sell
Sep 01, 2026
$7,830.00
200
$39.15
529,479
Cochran Caroline
Co-Founder, COO
Sell
Sep 01, 2026
$7,830.00
200
$39.15
529,479
Bealmear Richard Craig
Chief Financial Officer
Sell
Sep 01, 2026
$636,826.80
16,430
$38.76
455,976
Cochran Caroline
Co-Founder, COO
Sell
Sep 01, 2026
$1.5M
40,000
$38.40
431,533
Cochran Caroline
Co-Founder, COO
Sell
Sep 01, 2026
$771,200.00
20,000
$38.56
496,483
Renner Alexandra
Chief Product Officer
Exempt
Aug 31, 2026
$0.00
4,173
$0.00
48,001
Renner Alexandra
Chief Product Officer
Exempt
Aug 31, 2026
$0.00
4,173
$0.00
476,952
Narayanadas Vivek
General Counsel & Secretary
Sell
Aug 25, 2026
$9,098.40
223
$40.80
7,599
Renner Alexandra
Chief Product Officer
Sell
Aug 24, 2026
$22,151.89
557
$39.77
472,779
Hanson John
Chief of Staff
Sell
Aug 24, 2026
$21,436.03
539
$39.77
359,430
Hanson John
Chief of Staff
Exempt
Aug 13, 2026
$0.00
961
$0.00
41,327
Renner Alexandra
Chief Product Officer
Exempt
Aug 13, 2026
$0.00
1,201
$0.00
51,659
Hanson John
Chief of Staff
Exempt
Aug 13, 2026
$0.00
961
$0.00
359,969
Renner Alexandra
Chief Product Officer
Exempt
Aug 13, 2026
$0.00
1,201
$0.00
473,336