SEC ownership of Warner Bros. Discovery, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001437107.

Comparable stake leader

VANGUARD CAPITAL MANAGEMENT LLC

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

30 Jun 2026

Top shareholders Insider holders Latest transactions

Public ticker: WBD on Nasdaq
Parsed ownership sources: 13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder: VANGUARD CAPITAL MANAGEMENT LLC
Ranking: Comparable ownership first, then disclosed value
Comparable ownership rows: 50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder: VANGUARD CAPITAL MANAGEMENT LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date: 30 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer CIK: 0001437107
Issuer location: New York, NY

Ownership snapshot

Top shareholders of Warner Bros. Discovery, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

VANGUARD CAPITAL MANAGEME...

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

30 Jun 2026

13D/G 13F 3/4/5 Lead comparable stake: 7.2% 13D/G row: VANGUARD CAPITAL MANAGEMENT LLC Showing 1-8 of 50 holder rows.

Quick read

VANGUARD CAPITAL MANAGEMENT LLC leads the comparable SEC ownership view at 7.2%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VANGUARD CAPITAL MANAGEMENT LLC's linked filing trail.

Comparable ownership Top 5

VANGUARD CAPITAL MANAGEMENT LLC 7.2%

STATE STREET CORP 5.3%

ADVANCE/NEWHOUSE PARTNERSHIP 4%

Anton J. Levy 0.04%

Samuel A. di Piazza Jr. 0.01%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
VANGUARD CAPITAL MANAGEMENT LLC	13D/G 13F Vanguard Capital Management · Company 13D/G 13F	7.2%	$4,973,142,064 181,104,955 shares	$0	31 Mar 2026
STATE STREET CORP	13D/G 13F STATE STREET CORPORATION · Company 13D/G 13F	5.3%	$3,782,833,966 131,075,328 shares	-$1,107,564,203	31 Dec 2025
ADVANCE/NEWHOUSE PARTNERSHIP	13D/G 3/4/5 A/NPP Diversified Holdings LLC · Director 13D/G 3/4/5	4%	$997,526,570 98,181,749 shares	$0	30 Jun 2025
Anton J. Levy	3/4/5 Director 3/4/5	0.04%	$10,439,000 958,067 shares	+$3,550,000	09 Jun 2026
Samuel A. di Piazza Jr.	3/4/5 Director 3/4/5	0.01%	$3,310,823 216,519 shares	—	09 Jun 2026
Paula A. Price	3/4/5 Director 3/4/5	0%	$1,480,379 92,218 shares	—	09 Jun 2026
Anthony Noto	3/4/5 Director 3/4/5	0%	$666,187 53,444 shares	—	30 Jun 2026
BlackRock, Inc.	13F Company 13F	7.8%	$5,349,323,748 194,804,215 shares	—	31 Mar 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$339,102,613.

Buys

$3,550,000

Insiders: 1

Sells

$342,652,613

Insiders: 11

Net

-$339,102,613

Shares: -12,325,166

Window

Last 12 months

4 rolling buckets

Buy value Sell value

Shares: 325,000 Shares: 12,650,166

Window (months)	Buy shares	Sell shares	Buy value	Sell value	Net value
0-3	0	2,184,782	$0	$59,469,766	-$59,469,766
3-6	0	8,980,943	$0	$251,957,253	-$251,957,253
6-9	0	292,116	$0	$8,406,931	-$8,406,931
9-12	325,000	1,192,325	$3,550,000	$22,818,662	-$19,268,662

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 37 reporting-owner rows connected to Warner Bros. Discovery, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows

Largest Forms 3/4/5 holder

ADVANCE/NEWHOUSE PROGRAMMING PARTNERSHIP

Net 12M change

-$339,102,613

Latest report

13 Jul 2026

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
ADVANCE/NEWHOUSE PROGRAMMING PARTNERSHIP	Director	$2,298,450,892			Filing P/S	14 Dec 2023
Newhouse Steven O	Director	$1,667,107,555			Mixed	28 Mar 2024
David Zaslav	Chief Executive Officer & Pres, Director	$187,897,001	-$172,627,017	-48%	Mixed	13 Jul 2026
ADVANCE/NEWHOUSE PARTNERSHIP	Director	$176,839,153			Filing P/S	14 Dec 2023
John C. Malone	Director	$153,101,886			Mixed	05 Jun 2024
Jean-Briac Perrette	Pres.&CEO, Global Streaming	$42,410,002	-$18,073,070	-30%	Mixed	16 Mar 2026
Bruce Campbell	Chief Rev & Strategy Officer	$37,274,845	-$54,423,477	-59%	Mixed	06 Mar 2026
Amy Girdwood	Chief People & Culture Officer	$29,020,744	-$2,119,598	-6.8%	Mixed	15 Apr 2026
Gunnar Wiedenfels	Chief Financial Officer	$28,560,617	-$50,464,907	-64%	Mixed	06 Mar 2026
Priya Aiyar	Chief Legal Officer	$25,004,955	-$9,059,409	-27%	Filing P/S	10 Mar 2026
Savalle Sims	Chief Legal Officer	$22,860,242			Mixed	13 Dec 2024
Gerhard Zeiler	President, International	$18,847,624	-$16,812,000	-47%	Mixed	06 Mar 2026
Jennifer Remling	Chief People & Culture Officer	$13,331,603			Mixed	03 Mar 2025
Anton J. Levy	Director	$10,439,000	+$3,550,000	+52%	Mixed	09 Jun 2026
Kenneth W. Lowe	Director	$8,874,818			Mixed	09 Jun 2026
Paul A. Gould	Director	$6,683,163	-$16,410,000	-71%	Mixed	09 Jun 2026
David Leavy	Chief Corp Affairs Officer	$6,116,312			Mixed	01 Mar 2023
Adria Alpert-Romm	Chief People & Culture Officer	$3,806,669			Mixed	06 Mar 2024
Samuel A. di Piazza Jr.	Director	$3,310,823			Mixed	09 Jun 2026
Robert R. Bennett	Director	$3,290,940			Mixed	01 Apr 2023

Recent insider transactions for Warner Bros. Discovery, Inc.

Showing up to 300 recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares owned	Date	Ownership
David Zaslav	WBD	Series A Common Stock	Sale	-24%	$59,469,766	$27.22	-2,184,782	6,902,840	13 Jul 2026	Direct
David Zaslav	WBD	Series A Common Stock	Options Exercise	29.9%			2,089,876	9,087,622	13 Jul 2026	Direct
David Zaslav	WBD	Employee Stock Option	Options Exercise	-10%			-2,089,876	18,808,900	13 Jul 2026	Direct
Anthony Noto	WBD	Series A Common Stock	Award	2.06%			1,079	53,444	30 Jun 2026	Direct
David Zaslav	WBD	Series A Common Stock	Tax liability	-2.82%			-202,881	6,997,746	12 Jun 2026	Direct
Joseph Levin	WBD	Series A Common Stock	Award	26.2%			9,067	43,604	09 Jun 2026	Direct
Geoffrey Y. Yang	WBD	Series A Common Stock	Award	7.68%			9,067	127,119	09 Jun 2026	Direct
Daniel E. Sanchez	WBD	Series A Common Stock	Award	20.6%			9,067	53,121	09 Jun 2026	Direct
Paula A. Price	WBD	Series A Common Stock	Award	10.9%			9,067	92,218	09 Jun 2026	Direct
Anthony Noto	WBD	Series A Common Stock	Award	20.9%			9,067	52,365	09 Jun 2026	Direct
Fazal F. Merchant	WBD	Series A Common Stock	Award	9.49%			9,067	104,606	09 Jun 2026	Direct
Kenneth W. Lowe	WBD	Series A Common Stock	Award	0.82%			9,067	1,110,108	09 Jun 2026	Direct
Anton J. Levy	WBD	Series A Common Stock	Award	0.96%			9,067	958,067	09 Jun 2026	Direct
Lee Debra L	WBD	Series A Common Stock	Award	13.6%			9,067	75,873	09 Jun 2026	Direct
Paul A. Gould	WBD	Series A Common Stock	Award	3.71%			9,067	253,424	09 Jun 2026	Direct
Richard W. Fisher	WBD	Series A Common Stock	Award	12.9%			9,067	79,546	09 Jun 2026	Direct
Samuel A. di Piazza Jr.	WBD	Series A Common Stock	Award	4.44%			9,067	213,076	09 Jun 2026	Direct
Paula A. Price	WBD	Series A Common Stock	Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities	-11.7%			-11,046	83,151	04 Jun 2026	Direct
Amy Girdwood	WBD	Series A Common Stock	Tax liability	-22%			-225,624	801,659	15 Apr 2026	Direct
Paula A. Price	WBD	Series A Common Stock	Award	1.44%			1,340	94,197	27 Mar 2026	Direct
Anthony Noto	WBD	Series A Common Stock	Award	2.52%			1,063	43,298	27 Mar 2026	Direct
Jean-Briac Perrette	WBD	Series A Common Stock	Sale	-36%	$18,073,070	$27.42	-659,120	1,173,723	16 Mar 2026	Direct
Paul A. Gould	WBD	Series A Common Stock	Sale	-71.1%	$16,410,000	$27.35	-600,000	244,357	16 Mar 2026	Direct
Fazal F. Merchant	WBD	Series A Common Stock	Sale	-26.8%	$961,800	$27.48	-35,000	95,539	16 Mar 2026	Direct
Lee Debra L	WBD	Series A Common Stock	Gift	-19.7%			-16,345	66,806	10 Mar 2026	Direct
Priya Aiyar	WBD	Series A Common Stock	Options Exercise	8.6%			77,243	975,087	10 Mar 2026	Direct
Priya Aiyar	WBD	Series A Common Stock	Sale	-9.9%	$2,747,430	$27.85	-98,651	897,844	10 Mar 2026	Direct
Priya Aiyar	WBD	Employee Stock Option	Options Exercise	-33%			-77,243	156,827	10 Mar 2026	Direct
Bruce Campbell	WBD	Series A Common Stock	Sale	-6.46%	$1,162,431	$27.82	-41,784	604,666	09 Mar 2026	Direct
Bruce Campbell	WBD	Series A Common Stock	Tax liability	-6.32%			-43,578	646,450	06 Mar 2026	Direct
Jean-Briac Perrette	WBD	Series A Common Stock	Tax liability	-2.31%			-43,433	1,832,843	06 Mar 2026	Direct
Gunnar Wiedenfels	WBD	Series A Common Stock	Tax liability	-6.57%			-43,578	619,802	06 Mar 2026	Direct
Gerhard Zeiler	WBD	Series A Common Stock	Tax liability	-5.23%			-35,213	637,436	06 Mar 2026	Direct
Bruce Campbell	WBD	Series A Common Stock	Sale	-100%	$37,044	$28.00	-1,323	0	04 Mar 2026	By LLC through grantor retained annuity trust
Bruce Campbell	WBD	Series A Common Stock	Sale	-100%	$1,506,260	$28.00	-53,795	0	04 Mar 2026	By spouse as trustee for children
Bruce Campbell	WBD	Series A Common Stock	Sale	-69.6%	$44,249,268	$28.00	-1,580,331	690,028	04 Mar 2026	Direct
Bruce Campbell	WBD	Series A Common Stock	Options Exercise	101.2%			755,109	1,500,929	04 Mar 2026	Direct
Bruce Campbell	WBD	Employee Stock Option	Options Exercise	-100%			-755,109	0	04 Mar 2026	Direct
Gunnar Wiedenfels	WBD	Series A Common Stock	Sale	-36.1%	$10,499,760	$28.05	-374,323	663,380	04 Mar 2026	Direct
Gunnar Wiedenfels	WBD	Series A Common Stock	Options Exercise	72.6%			346,133	822,697	04 Mar 2026	Direct
Gunnar Wiedenfels	WBD	Employee Stock Option	Options Exercise	-33%			-123,588	250,924	04 Mar 2026	Direct
Gunnar Wiedenfels	WBD	Employee Stock Option (right to acquire)	Options Exercise	-100%			-222,545	0	04 Mar 2026	Direct
Gerhard Zeiler	WBD	Series A Common Stock	Sale	-47.2%	$16,812,000	$28.02	-600,000	672,649	04 Mar 2026	Direct
Richard W. Fisher	WBD	Series A Common Stock	Sale	-18.8%	$462,727	$28.31	-16,345	70,479	03 Mar 2026	Direct
Amy Girdwood	WBD	Series A Common Stock	Sale	-6.81%	$2,119,598	$28.25	-75,030	1,027,283	03 Mar 2026	Direct
Amy Girdwood	WBD	Series A Common Stock	Tax liability	-0.63%			-6,971	1,102,313	03 Mar 2026	Direct
Lori C. Locke	WBD	Series A Common Stock	Tax liability	-5.21%			-6,379	116,021	03 Mar 2026	Direct
Bruce Campbell	WBD	Series A Common Stock	Tax liability	-2.55%			-31,765	1,215,250	03 Mar 2026	Direct
Jean-Briac Perrette	WBD	Series A Common Stock	Tax liability	-1.82%			-34,797	1,876,276	03 Mar 2026	Direct
Priya Aiyar	WBD	Series A Common Stock	Sale	-19.6%	$6,311,979	$28.24	-223,512	919,252	03 Mar 2026	Direct

^* marks a reported price that did not pass the local price check.