What is CUSIP 25278X109?

CUSIP 25278X109 is the security identifier used in SEC filing datasets for FANG - Diamondback Energy, Inc. - Common Stock.

Who owns FANG - Diamondback Energy, Inc. - Common Stock based on 13F filings?

1183 institutions reported positions in FANG - Diamondback Energy, Inc. - Common Stock as of Q1 2026. Open the latest holders period and ownership history tables on this page for position-level details.

Security Snapshot

Diamondback Energy, Inc. - Common Stock (FANG) Institutional Ownership

CUSIP: 25278X109

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

1,183

Shares (Excl. Options)

185,408,753

Price

$197.79

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Type / Class: Equity / Common Stock
Symbol: FANG on Nasdaq
Shares outstanding: 282,169,443
Price per share: $201.10
All holders as of 31 Mar 2026: Q1 2026
Total 13F shares: 185,408,753
Total reported value: $36,662,338,641
% of total 13F portfolios: 0.03%
Share change: +14,417,073
Value change: +$3,039,615,933
Number of holders: 1,183
Price from insider filings: $201.10

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Key facts

FANG - Diamondback Energy, Inc. - Common Stock is tracked under CUSIP 25278X109.
1183 institutions reported positions in Q1 2026.
2 significant owners is listed from Schedule 13D/13G reporting.

Change

Holder count moved from 1,102 to 1,183 between Q4 2025 and Q1 2026.
Reported value moved from $26,181,930,600 to $36,662,338,641.

Research use

You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 1183 institutions filings for Q1 2026.

Open SEC Evidence

Security key

25278X109

Latest holder period

Q1 2026

13F holders

1,183

13D/G owners

CIK / CUSIP context first

Open Q1 2026 holders FANG full holder history Diamondback Energy, Inc. SEC filings Diamondback Energy, Inc. company facts Diamondback Energy, Inc. insider transactions Diamondback Energy, Inc. 13D/G history

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Recent Quarterly Holder Reports

Open recent reporting periods for CUSIP 25278X109:

Q1 2026 (1183 holders) Q4 2025 (1102 holders) Q3 2025 (1055 holders) Q2 2025 (1083 holders) Q1 2025 (1107 holders) Q4 2024 (1147 holders) Q3 2024 (1173 holders) Q2 2024 (1163 holders) Q1 2024 (1090 holders) Q4 2023 (1020 holders)

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows

Security

FANG

Filer	Ownership	Change %	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
Greth Lyndal	30%	-12%	$14,203,046,385	-$2,306,987,345	84,036,722	-14%	Greth Lyndal	12 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC	5.2%		$2,907,716,328		14,701,028		Vanguard Capital Management	31 Mar 2026

As of 31 Mar 2026, 1,183 institutional investors reported holding 185,408,753 shares of Diamondback Energy, Inc. - Common Stock (FANG). This represents 66% of the company’s total 282,169,443 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share

46%

Institution	Ownership %	Shares Held	Share Change %	Portfolio %	Holdings Value
BlackRock, Inc.	6.6%	18,506,255	+3.2%	0.06%	$3,660,352,141
VANGUARD CAPITAL MANAGEMENT LLC	4.5%	12,731,585	0%	0.06%	$2,518,180,197
WELLINGTON MANAGEMENT GROUP LLP	4.4%	12,501,304	+286%	0.46%	$2,472,632,919
STATE STREET CORP	4.3%	12,051,943	+13%	0.08%	$2,383,753,806
VANGUARD PORTFOLIO MANAGEMENT LLC	3.4%	9,714,024	0%	0.1%	$1,921,336,807
JPMORGAN CHASE & CO	2.2%	6,265,298	+27%	0.08%	$1,244,601,969
Boston Partners	2%	5,766,947	+3.4%	1.2%	$1,139,766,267
GEODE CAPITAL MANAGEMENT, LLC	1.9%	5,324,534	-5.3%	0.07%	$1,049,389,684
FMR LLC	1.7%	4,878,279	-1.5%	0.05%	$964,874,729
Invesco Ltd.	1.6%	4,597,627	+43%	0.14%	$909,364,641
Bank of New York Mellon Corp	1.4%	3,940,755	-24%	0.14%	$779,441,923
Capital World Investors	1.3%	3,796,978	+128%	0.1%	$751,004,279
MORGAN STANLEY	1.3%	3,751,908	-2%	0.04%	$742,090,281
UBS Group AG	1.1%	3,080,883	-8.6%	0.11%	$609,367,847
Capital Research Global Investors	1.1%	3,068,332	-29%	0.09%	$606,885,386
PRICE T ROWE ASSOCIATES INC /MD/	0.98%	2,765,762	-16%	0.06%	$547,041,000
DIMENSIONAL FUND ADVISORS LP	0.81%	2,289,876	-2.4%	0.09%	$452,937,616
GOLDMAN SACHS GROUP INC	0.77%	2,168,224	+10%	0.06%	$428,852,992
DIAMOND HILL CAPITAL MANAGEMENT INC	0.71%	2,008,443	-21%	2.5%	$397,249,941
JANE STREET GROUP, LLC	0.66%	1,863,702	+28866%	0.4%	$368,621,618
NORTHERN TRUST CORP	0.63%	1,768,912	+2.1%	0.05%	$349,873,104
RAYMOND JAMES FINANCIAL INC	0.6%	1,693,064	-4%	0.1%	$334,904,019
D. E. Shaw & Co., Inc.	0.6%	1,688,794	-20%	0.26%	$334,026,566
AMERICAN CENTURY COMPANIES INC	0.59%	1,672,265	+10%	0.17%	$330,758,001
FIL Ltd	0.59%	1,668,889	+3.5%	0.26%	$330,089,556

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods

Latest

Q1 2026

Period	Reported Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2026 Q1	185,408,753	$36,662,338,641	+$3,039,615,933	$364,241,184	$588,998,545	$197.79	1,183
2025 Q4	174,148,464	$26,181,930,600	+$176,119,150	$308,976,899	$533,940,426	$150.33	1,102
2025 Q3	171,140,677	$24,493,491,138	-$250,476,998	$377,753,856	$497,939,615	$143.10	1,055
2025 Q2	173,073,169	$23,786,147,867	+$1,073,662,967	$307,287,867	$466,203,651	$137.40	1,083
2025 Q1	164,868,526	$26,328,805,765	+$131,696,668	$343,844,599	$304,922,051	$159.88	1,107
2024 Q4	165,304,351	$27,091,509,301	-$937,275,691	$438,415,422	$455,329,385	$163.83	1,147
2024 Q3	170,455,891	$29,405,558,752	+$1,564,897,198	$427,798,175	$439,727,760	$172.40	1,173
2024 Q2	160,947,984	$32,222,945,879	+$52,620,065	$498,501,327	$623,327,653	$200.19	1,163
2024 Q1	160,481,616	$31,801,832,060	+$117,282,540	$583,789,713	$705,684,164	$198.17	1,090
2023 Q4	160,254,022	$24,851,234,117	-$16,183,190	$414,249,996	$447,623,212	$155.08	1,020
2023 Q3	160,084,117	$24,797,851,191	+$489,748,320	$609,747,208	$703,384,166	$154.88	932
2023 Q2	157,147,584	$20,644,561,263	-$635,894,665	$260,259,267	$363,980,392	$131.36	894
2023 Q1	161,756,798	$21,865,151,058	+$155,638,186	$508,631,191	$383,641,410	$135.17	900
2022 Q4	161,961,725	$22,153,292,865	+$347,249,618	$590,767,356	$672,064,542	$136.78	933
2022 Q3	159,347,303	$19,218,037,954	-$123,973,475	$473,381,178	$994,995,746	$120.46	865
2022 Q2	157,579,424	$19,084,917,068	+$195,360,795	$410,504,970	$1,133,077,265	$121.15	875
2022 Q1	158,027,933	$21,660,825,179	+$2,178,822	$477,190,528	$1,520,078,376	$137.08	850
2021 Q4	158,592,690	$17,118,705,286	-$451,231,955	$452,688,955	$787,514,725	$107.85	751
2021 Q3	161,287,358	$15,270,693,286	-$339,587,922	$345,936,305	$941,244,540	$94.67	670
2021 Q2	164,721,476	$15,462,957,342	+$198,204,064	$264,867,771	$877,605,889	$93.89	629
2021 Q1	163,260,383	$11,998,853,868	+$1,483,906,958	$187,325,284	$365,180,538	$73.49	573
2020 Q4	143,886,764	$6,964,052,766	-$170,848,049	$109,354,760	$173,745,480	$48.40	462
2020 Q3	145,567,803	$4,397,399,035	-$49,910,475	$81,069,084	$84,938,956	$30.12	414
2020 Q2	145,202,106	$6,069,615,660	-$148,765,169	$96,458,580	$103,964,778	$41.82	453
2020 Q1	151,038,617	$3,955,805,099	-$747,617,384	$83,932,000	$55,347,000	$26.20	438
2019 Q4	160,792,900	$14,928,375,169	+$136,330,435	$166,187,000	$141,363,000	$92.86	570
2019 Q3	159,229,851	$14,319,210,326	-$377,045,888	$219,010,000	$96,108,000	$89.91	577
2019 Q2	162,835,057	$17,721,932,408	+$205,127,632	$147,567,000	$119,352,000	$108.97	601
2019 Q1	164,127,125	$16,664,634,230	-$16,959,381	$124,457,000	$92,072,000	$101.53	600
2018 Q4	164,446,481	$15,246,110,222	+$4,725,782,629	$113,126,000	$345,088,000	$92.70	573
2018 Q3	111,358,224	$15,055,503,020	+$1,182,522,937	$125,891,000	$192,828,000	$135.19	479
2018 Q2	102,690,307	$13,510,096,805	+$12,970,535	$101,298,000	$150,655,000	$131.57	449
2018 Q1	102,563,969	$12,973,855,972	+$153,607,576	$33,034,000	$33,223,000	$126.52	471
2017 Q4	102,093,007	$12,888,463,533	-$823,395,037	$75,207,000	$71,306,000	$126.25	439
2017 Q3	108,462,525	$10,620,735,081	+$680,356,197	$72,648,000	$58,993,000	$97.96	400
2017 Q2	101,904,347	$9,050,205,041	+$406,111,213	$70,001,000	$59,492,000	$88.81	377
2017 Q1	96,713,013	$10,029,310,418	+$690,983,568	$52,317,000	$98,487,000	$103.71	407
2016 Q4	94,346,265	$9,535,338,537	+$1,097,878,589	$35,766,000	$88,841,000	$101.06	381
2016 Q3	83,369,140	$8,045,974,837	+$519,432,604	$58,459,000	$91,360,000	$96.54	319
2016 Q2	78,275,341	$7,139,698,939	-$99,779,837	$52,878,000	$115,602,000	$91.21	313
2016 Q1	80,365,071	$6,201,699,309	+$651,529,531	$41,732,000	$154,707,000	$77.18	287
2015 Q4	72,469,448	$4,847,976,189	+$137,778,608	$23,156,000	$84,904,000	$66.90	285
2015 Q3	70,672,582	$4,565,664,435	+$224,823,697	$31,119,000	$99,159,000	$64.60	258
2015 Q2	66,339,161	$5,000,507,204	+$112,062,850	$39,612,000	$78,263,000	$75.38	278
2015 Q1	64,727,713	$4,973,559,115	+$279,456,137	$24,044,000	$87,897,000	$76.84	251
2014 Q4	60,060,175	$3,592,009,067	+$39,982,615	$45,256,000	$38,986,000	$59.78	219
2014 Q3	57,899,500	$4,329,753,108	+$312,603,373	$43,828,000	$38,298,000	$74.78	219
2014 Q2	53,551,719	$4,754,927,621	+$175,272,049	$41,728,000	$70,152,000	$88.80	208
2014 Q1	51,938,189	$3,496,865,750	+$364,714,346	$30,992,000	$28,278,000	$67.31	184