Sandridge Energy Inc
SD- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001349436
No open-market purchases or sales by Sandridge Energy Inc insiders were filed in the last 90 days; 167 institutions reported holding it in 13F filings for Q2 2026, worth $415.2M in total; Icahn Capital is the only superinvestor holding it.
Holders of 5% or more of SD
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Sandridge Energy Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Icahn Carl CSuperinvestorIcahn Capital | 13D/A | 13.13%4.82M shares | – | Jul 28, 20214 filings | Jul 22, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
12 Schedule 13D and 13G filings on Sandridge Energy Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 20261:02 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Jul 22, 20257:08 PM ET | Icahn Carl Cand 2 othersSuperinvestorIcahn Capital | 13D/A | 13.13%4.82M shares | – | Jul 22, 2025 | SEC |
| Nov 12, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Nov 8, 2024 | BlackRock, Inc. | 13GOld format | – | – | – | SEC |
| Nov 4, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Oct 22, 2024 | BlackRock, Inc. | 13GOld format | – | New | – | SEC |
| Aug 19, 2024 | Icahn Carl CSuperinvestorIcahn Capital | 13D/AOld format | – | – | – | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13GOld format | – | New | – | SEC |
| Sep 3, 2021 | Icahn Carl CSuperinvestorIcahn Capital | 13D/AOld format | – | – | – | SEC |
| Jul 28, 2021 | Icahn Carl CSuperinvestorIcahn Capital | 13D/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Cannell Capital LLC | 13G/AOld format | – | – | – | SEC |
| Feb 5, 2021 | Guggenheim Capital LLC | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
19 notices from officers, directors and other affiliates planning to sell Sandridge Energy Inc shares, newest first.
| Filed (ET) | Seller | Shares to sell | Market value | Planned sale | Broker | Filing |
|---|---|---|---|---|---|---|
| Aug 19, 20264:11 PM ET | Randolph C ReadFormer affiliate | 2.60K | $37.2K | Aug 19, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 23, 20264:09 PM ET | Randolph C ReadFormer affiliate | 7.29K | $103.9K | Jul 23, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 22, 20264:18 PM ET | Randolph C ReadFormer affiliate | 5.64K | $79.0K | Jul 22, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 17, 20264:47 PM ET | Randolph C ReadFormer affiliate | 1.83K | $25.3K | Jul 17, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 14, 20264:38 PM ET | Randolph C ReadFormer affiliate | 339 | $4.70K | Jul 14, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 13, 20264:38 PM ET | Randolph C ReadFormer affiliate | 20.9K | $290.0K | Jul 13, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 8, 20264:08 PM ET | Randolph C ReadFormer affiliate | 7.22K | $99.9K | Jul 8, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 7, 20264:05 PM ET | Randolph C ReadFormer affiliate | 6.00K | $80.4K | Jul 7, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 6, 20264:06 PM ET | Randolph C ReadFormer affiliate | 4.00K | $52.9K | Jul 6, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 1, 20264:08 PM ET | Randolph C ReadFormer affiliate | 7.29K | $98.0K | Jul 1, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 30, 20264:07 PM ET | Randolph C ReadFormer affiliate | 20.1K | $278.4K | Jun 30, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 29, 20264:16 PM ET | Randolph C ReadFormer affiliate | 18.9K | $262.0K | Jun 29, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 26, 20264:28 PM ET | Randolph C ReadFormer affiliate | 5.30K | $72.5K | Jun 26, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 25, 20264:07 PM ET | Randolph C ReadFormer affiliate | 20.0K | $272.9K | Jun 25, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 24, 20264:29 PM ET | Randolph C ReadFormer affiliate | 3.53K | $48.7K | Jun 24, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 14, 20254:50 PM ET | Jonathan FratesDirector | 17.9K | $203.4K | Mar 14, 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Sep 6, 20234:34 PM ET | Grayson Reese PraninOfficer | 14.0K | $226.4K | Sep 6, 2023 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Aug 25, 20234:44 PM ET | Grayson PraninPresident, CEO and COO | 8.80K | $135.8K | Aug 28, 2023 | Charles Schwab | SEC |
| Aug 15, 20236:03 AM ET | Salah GamoudiExecutive VP, CFO and CAO | 28.6K | $467.3K | Aug 15, 2023 | Merrill Lynch | SEC |