David Shaw’s ATI ATI Stock Holding History

David Shaw’s Portfolio ATI Stock Details ATI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$986K	Buy	+5,000	New	+$848K	﹤0.01%	3760
2026 Q1	–	Sell	-5,400	Closed	-$620K	–	4530
2025 Q4	$620K	Hold	5,400	–	–	﹤0.01%	3825
2025 Q3	$439K	Buy	+5,400	New	+$438K	﹤0.01%	3925
2020 Q3	–	Sell	-18,900	Closed	-$193K	–	3819
2020 Q2	$193K	Hold	18,900	–	–	﹤0.01%	3785
2020 Q1	$161K	Sell	18,900 -102,700	-84%	-$1.64M	﹤0.01%	3700
2019 Q4	$2.51M	Hold	121,600	–	–	﹤0.01%	2296
2019 Q3	$2.46M	Buy	+121,600	New	+$2.57M	﹤0.01%	2206
2016 Q2	–	Sell	-177,600	Closed	-$2.9M	–	3330
2016 Q1	$2.9M	Hold	177,600	–	–	0.01%	1624
2015 Q4	$2M	Buy	177,600 +7,700	+5%	+$106K	﹤0.01%	2127
2015 Q3	$2.41M	Buy	169,900 +159,900	+1,599%	+$3.31M	﹤0.01%	1948
2015 Q2	$302K	Sell	10,000 -8,800	-47%	-$291K	﹤0.01%	3414
2015 Q1	$564K	Sell	18,800 -92,200	-83%	-$2.87M	﹤0.01%	2978
2014 Q4	$3.86M	Buy	111,000 +47,200	+74%	+$1.56M	0.01%	1762
2014 Q3	$2.37M	Sell	63,800 -20,000	-24%	-$841K	﹤0.01%	2110
2014 Q2	$3.78M	Buy	83,800 +30,000	+56%	+$1.23M	0.01%	1814
2014 Q1	$2.03M	Sell	53,800 -150,500	-74%	-$5.06M	﹤0.01%	2374
2013 Q4	$7.28M	Hold	204,300	–	–	0.01%	1376
2013 Q3	$6.24M	Hold	204,300	–	–	0.01%	1393
2013 Q2	$5.38M	Buy	+204,300	New	+$5.76M	0.01%	1306

Other funds holding ATI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

David Shaw's ATI Position: Q2 2026 in Review

David Shaw reduced its ATI (ATI) stake by 53% in Q2 2026, selling an estimated $157M and leaving 815,585 shares worth $161M. The position accounts for 0.08% of the portfolio, ranked #275.

David Shaw first reported a position in ATI in Q2 2013 and has held it in 52 quarters since. The position peaked at $303M in Q2 2025. 788 funds tracked by Wall St. Rank hold ATI as of Q2 2026.

David Shaw held 815,585 shares of ATI worth $161M as of Q2 2026.
David Shaw sold 927,024 ATI shares in Q2 2026, an estimated $157M.
ATI made up 0.08% of David Shaw's portfolio in Q2 2026, its #275 holding.
David Shaw first reported a position in ATI in Q2 2013 and has held it in 52 quarters since.
David Shaw's ATI position peaked at $303M in Q2 2025.
788 funds tracked by Wall St. Rank held ATI as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.