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OGE · Oge Energy Corp.

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Market Cap
$9.68B
Shares
206.37M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 644
Total Value: $8,073,693,575
Total Shares: 165,920,551
Showing 1–100 of 648 holdings by value · page 1 of 7

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 644 13F filers · Δ vs Mar 31, 2026
Top Holder
15.8%
Sep 2023 → Jun 2026 · range 15.8% – 18.4%
−0.1 pts
Top 5
36.2%
Sep 2023 → Jun 2026 · range 36.2% – 45.7%
−0.6 pts
Top 10
49.5%
Sep 2023 → Jun 2026 · range 49.0% – 56.6%
+0.5 pts
HHI
429
Sep 2023 → Jun 2026 · range 429 – 665
Broadly held−6

Quarterly Activity

vs Mar 31, 2026
New
76
Increased
270
Decreased
156
Sold Out
53
Unchanged
142
Holder count: +23
Institutional value: +6.3%
Shares held: +4.7%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 648
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1021635 CUSIP 670837103 13F (30d) 347 filings 343 filers Visit website Investor relations