Professional Advisory Services Inc

SEC CIK: 0000894205
Latest filing: Jul 8, 2026

SEC filings (opens in a new tab)

ADI holding history

Analog Devices Inc in every 13F filed by Professional Advisory Services Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ADI overview All 13F holders of ADI Full Q2 2026 holdings

Shares (Q2 2026): 55,283
Value: $22.0M
% of portfolio: 2.6%
Quarters held: 22; Since Q1 2021

Holdings of ADI by Professional Advisory Services Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	55,283	$22.0M	2.6%	−11,340−17.0%	Reduced	Holders
Q1 2026	66,623	$21.2M	2.9%	−1,040−1.5%	Reduced	Holders
Q4 2025	67,663	$18.4M	2.4%	−5,189−7.1%	Reduced	Holders
Q3 2025	72,852	$17.9M	2.3%	+10,811+17.4%	Added	Holders
Q2 2025	62,041	$14.8M	2.0%	−1,573−2.5%	Reduced	Holders
Q1 2025	63,614	$12.8M	1.8%	−4,546−6.7%	Reduced	Holders
Q4 2024	68,160	$14.5M	2.0%	−4,138−5.7%	Reduced	Holders
Q3 2024	72,298	$16.6M	2.2%	+4,590+6.8%	Added	Holders
Q2 2024	67,708	$15.5M	2.1%	−10,953−13.9%	Reduced	Holders
Q1 2024	78,661	$15.6M	2.1%	−959−1.2%	Reduced	Holders
Q4 2023	79,620	$15.8M	2.3%	−9,832−11.0%	Reduced	Holders
Q3 2023	89,452	$15.7M	2.6%	−26,399−22.8%	Reduced	Holders
Q2 2023	115,851	$22.6M	3.4%	+10,087+9.5%	Added	Holders
Q1 2023	105,764	$20.9M	3.3%	+6,976+7.1%	Added	Holders
Q4 2022	98,788	$16.2M	2.6%	−4,198−4.1%	Reduced	Holders
Q3 2022	102,986	$14.3M	2.5%	−522−0.5%	Reduced	Holders
Q2 2022	103,508	$15.1M	2.5%	+3,331+3.3%	Added	Holders
Q1 2022	100,177	$16.5M	2.4%	+4,607+4.8%	Added	Holders
Q4 2021	95,570	$16.8M	2.3%	−4,119−4.1%	Reduced	Holders
Q3 2021	99,689	$16.7M	2.5%	−647−0.6%	Reduced	Holders
Q2 2021	100,336	$17.3M	2.5%	+2,328+2.4%	Added	Holders
Q1 2021	98,008	$15.2M	2.3%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.