Two Sigma Securities’s ATI ATI Stock Holding History

Two Sigma Securities’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	$522K	Sell	2,646 -1,828	-41%	-$310K	0.05%	560
2026 Q1	$651K	Buy	+4,474	New	+$623K	0.08%	364
2024 Q3	–	Sell	-20,208	Closed	-$1.12M	–	2844
2024 Q2	$1.12M	Buy	+20,208	New	+$1.13M	0.01%	1014
2018 Q2	–	Sell	-14,149	Closed	-$383K	–	2629
2018 Q1	$335K	Buy	+14,149	New	+$380K	﹤0.01%	1927
2017 Q2	–	Sell	-18,702	Closed	-$336K	–	856
2017 Q1	$336K	Buy	+18,702	New	+$352K	0.07%	312

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

Two Sigma Securities's ATI Position: Q2 2026 in Review

Two Sigma Securities reduced its ATI (ATI) stake by 41% in Q2 2026, selling an estimated $310K and leaving 2,646 shares worth $522K. The position accounts for 0.05% of the portfolio, ranked #560.

Two Sigma Securities first reported a position in ATI in Q1 2017 and has held it in 5 quarters since. The position peaked at $1.12M in Q2 2024. 793 funds tracked by Wall St. Rank hold ATI as of Q2 2026.

Two Sigma Securities held 2,646 shares of ATI worth $522K as of Q2 2026.
Two Sigma Securities sold 1,828 ATI shares in Q2 2026, an estimated $310K.
ATI made up 0.05% of Two Sigma Securities's portfolio in Q2 2026, its #560 holding.
Two Sigma Securities first reported a position in ATI in Q1 2017 and has held it in 5 quarters since.
Two Sigma Securities's ATI position peaked at $1.12M in Q2 2024.
793 funds tracked by Wall St. Rank held ATI as of Q2 2026.

Based on Two Sigma Securities's 13F filing for Q2 2026, filed 14 Aug 2026.