Jane Street

Jane Street’s aTyr Pharma ATYR Stock Holding History

Jane Street’s Portfolio ATYR Stock Details ATYR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$37.8K	Sell	48,502 -139,647	-74%	-$118K	﹤0.01%	11058
2025 Q4	$147K	Sell	188,149 -39,636	-17%	-$32.5K	﹤0.01%	9946
2025 Q3	$164K	Buy	227,785 +191,362	+525%	+$867K	﹤0.01%	9819
2025 Q2	$185K	Sell	36,423 -138,084	-79%	-$543K	﹤0.01%	8612
2025 Q1	$527K	Sell	174,507 -24,499	-12%	-$89.3K	﹤0.01%	6761
2024 Q4	$720K	Buy	199,006 +175,252	+738%	+$531K	﹤0.01%	6008
2024 Q3	$41.8K	Sell	23,754 -4,702	-17%	-$8.55K	﹤0.01%	9203
2024 Q2	$44.4K	Sell	28,456 -33,684	-54%	-$58.6K	﹤0.01%	8942
2024 Q1	$121K	Buy	+62,140	New	+$108K	﹤0.01%	8453
2022 Q3	–	Sell	-10,157	Closed	-$29K	–	10712
2022 Q2	$29K	Buy	+10,157	New	+$36.7K	﹤0.01%	9071
2022 Q1	–	Hold	0	–	–	–	11244
2021 Q4	–	Sell	-136,901	Closed	-$1.14M	–	11028
2021 Q3	$1.24M	Buy	+136,901	New	+$819K	﹤0.01%	5469
2019 Q3	–	Sell	-1,470	Closed	-$8K	–	5927
2019 Q2	$8K	Buy	+1,470	New	+$9.98K	﹤0.01%	5047
2018 Q4	–	Sell	-1,338	Closed	-$15K	–	5915
2018 Q3	$15K	Buy	+1,338	New	+$14.6K	﹤0.01%	4982

Other funds holding ATYR

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Federated Hermes

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

UBS Group Zurich, Switzerland $564B AUM 30.12% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

GSA Capital Partners London, United Kingdom $1.61B AUM 28.28% 1-Year Est. Return

Millennium Management

Millennium Management New York $134B AUM 35.51% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return