DMKJ
ATYR

David M. Knott Jr’s aTyr Pharma ATYR Stock Holding History

David M. Knott Jr’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
2025
Q3 		– Sell
-50,367
Closed -$255K – 98
2025
Q2 		$255K Sell
50,367
-173,040
-77% -$681K 0.12% 55
2025
Q1 		$675K Sell
223,407
-84,726
-27% -$309K 0.32% 40
2024
Q4 		$1.12M Buy
308,133
+200,959
+188% +$608K 0.4% 29
2024
Q3 		$189K Buy
+107,174
New +$195K 0.07% 56

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
RA
Rosalind Advisors Toronto, Ontario, Canada $249M AUM 80.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

David M. Knott Jr's ATYR Position: Q3 2025 in Review

David M. Knott Jr sold out of aTyr Pharma (ATYR) in Q3 2025, closing a stake of 50,367 shares — an estimated $255K sold.

David M. Knott Jr first reported a position in ATYR in Q3 2024 and held it in 4 quarters. The position peaked at $1.12M in Q4 2024. 103 funds tracked by Wall St. Rank hold ATYR as of Q3 2025.

  • David M. Knott Jr reported no remaining aTyr Pharma position as of Q3 2025 after selling out during the quarter.
  • David M. Knott Jr sold 50,367 aTyr Pharma shares in Q3 2025, an estimated $255K.
  • David M. Knott Jr first reported a position in aTyr Pharma in Q3 2024 and held it in 4 quarters.
  • David M. Knott Jr's aTyr Pharma position peaked at $1.12M in Q4 2024.
  • 103 funds tracked by Wall St. Rank held aTyr Pharma as of Q3 2025.

Based on David M. Knott Jr's 13F filing for Q3 2025, filed 12 Nov 2025.