BLAIR WILLIAM & CO/IL

Position in T — At&T Inc.

CIK 902367 CHICAGO, IL

Position in T

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$12,761,948

+$1,682,787 QoQ

Shares Held

440,219

-1.3% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 87.4294670846395.ToString("F0")% Shared 0.ToString("F0")% None 12.570532915360502.ToString("F0")%

Communication Services · as of Mar 31, 2026

BLAIR WILLIAM & CO/IL holds $61,362,725 across 9 Telecom Services names. T ranks #2 (20.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VZ	Verizon Communications Inc	606,441	$30,443,338
2	T	At&T Inc. This page	440,219	$12,761,948
3	IRDM	Iridium Communications Inc.	220,251	$6,109,762
4	TMUS	T-Mobile US, Inc.	21,604	$4,537,488
5	CMCSA	Comcast Corp	133,103	$3,821,387
6	CCOI	Cogent Communications Holdings, Inc.	166,521	$3,137,255
7	VOD	Vodafone Group Public Ltd Co	22,523	$338,295
8	LUMN	Lumen Technologies, Inc.	29,246	$203,259

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$12,761,948	440,219	-1.3%	Shares	Sole	2026-05-08
2025-12-31	$11,079,161	446,021	-2.5%	Shares	Sole	2026-02-17
2025-09-30	$12,918,896	457,468	-12.8%	Shares	Sole	2025-11-12
2025-06-30	$15,182,010	524,603	+3.0%	Shares	Sole	2025-07-24
2025-03-31	$14,403,908	509,332	+34.8%	Shares	Sole	2025-05-09
2024-12-31	$8,606,012	377,954	-5.4%	Shares	Sole	2025-02-12
2024-09-30	$8,793,642	399,711	-1.6%	Shares	Sole	2024-11-12
2024-06-30	$7,762,290	406,190	+4.4%	Shares	Sole	2024-08-12
2024-03-31	$6,849,726	389,189	-29.1%	Shares	Sole	2024-05-09
2023-12-31	$9,213,931	549,102	-11.8%	Shares	Sole	2024-02-12
2023-09-30	$9,346,825	622,292	-14.3%	Shares	Sole	2023-11-09
2023-06-30	$11,578,296	725,912	-20.2%	Shares	Sole	2023-08-11
2023-03-31	$17,509,703	909,595	+6.1%	Shares	Sole	2023-05-12
2022-12-31	$15,786,832	857,514	+2.2%	Shares	Sole	2023-02-10
2022-09-30	$12,872,975	839,177	+15.0%	Shares	Sole	2022-11-09
2022-06-30	$15,291,766	729,569	+31.6%	Shares	Sole	2022-08-10
2022-03-31	$9,891,760	554,241	-9.7%	Shares	Sole	2022-05-13
2021-12-31	$11,405,394	613,850	-18.6%	Shares	Sole	2022-02-14
2021-09-30	$15,384,355	754,124	-5.6%	Shares	Sole	2021-11-12
2021-06-30	$17,361,545	798,702	-11.1%	Shares	Sole	2021-08-12
2021-03-31	$20,539,029	898,372	-14.6%	Shares	Sole	2021-05-13
2020-12-31	$22,851,127	1,051,976	+0.9%	Shares	Sole	2021-02-09
2020-09-30	$22,449,222	1,042,540	+8.4%	Shares	Sole	2020-11-06
2020-06-30	$21,953,644	961,517	-18.3%	Shares	Sole	2020-08-12
2020-03-31	$25,922,542	1,177,409	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.