JY
ARMP icon

Jeff Yass’s Armata Pharmaceuticals ARMP Stock Holding History

Jeff Yass’s Portfolio ARMP Stock Details ARMP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-64,759
Closed -$663K – 13342
2026
Q1 		$663K Buy
64,759
+40,399
+166% +$340K ﹤0.01% 8930
2025
Q4 		$153K Buy
+24,360
New +$134K ﹤0.01% 11148
2025
Q2 		– Sell
-27,681
Closed -$40.4K – 12602
2025
Q1 		$40.4K Sell
27,681
-22,107
-44% -$44K ﹤0.01% 11925
2024
Q4 		$92.1K Buy
49,788
+20,002
+67% +$45K ﹤0.01% 11397
2024
Q3 		$70.6K Sell
29,786
-34,226
-53% -$87.5K ﹤0.01% 11235
2024
Q2 		$176K Sell
64,012
-23,791
-27% -$67.9K ﹤0.01% 10521
2024
Q1 		$367K Buy
+87,803
New +$318K ﹤0.01% 9239
2023
Q1 		– Sell
-10,247
Closed -$12.7K – 12520
2022
Q4 		$12.7K Buy
+10,247
New +$26.7K ﹤0.01% 11886
2022
Q1 		– Sell
-12,032
Closed -$66K – 12927
2021
Q4 		$66K Buy
+12,032
New +$50.3K ﹤0.01% 12415
2020
Q1 		– Sell
-14,688
Closed -$48K – 10188
2019
Q4 		$48K Buy
+14,688
New +$59.1K ﹤0.01% 9353
2019
Q2 		– Sell
-1,286
Closed -$5K – 10178
2019
Q1 		$5K Buy
+1,286
New +$4.89K ﹤0.01% 8675
2018
Q3 		– Sell
-2,280
Closed -$36K – 9163
2018
Q2 		$36K Buy
+2,280
New +$37.1K ﹤0.01% 9336
2017
Q2 		– Sell
-183
Closed -$11K – 9152
2017
Q1 		$11K Buy
+183
New +$12.4K ﹤0.01% 8780

Other funds holding ARMP

MAM
Madison Asset Management Madison, Wisconsin $8.39B AUM 16.36% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
DIG
Dauntless Investment Group Etna, New Hampshire $127M AUM 42.43% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Edgewood Management
Edgewood Management Greenwich, Connecticut $9.69B AUM 6.52% 1-Year Est. Return

Jeff Yass's ARMP Position: Q2 2026 in Review

Jeff Yass sold out of Armata Pharmaceuticals (ARMP) in Q2 2026, closing a stake of 64,759 shares — an estimated $663K sold.

Jeff Yass first reported a position in ARMP in Q1 2017 and held it in 13 quarters. The position peaked at $663K in Q1 2026. 53 funds tracked by Wall St. Rank hold ARMP as of Q2 2026.

  • Jeff Yass reported no remaining Armata Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
  • Jeff Yass sold 64,759 Armata Pharmaceuticals shares in Q2 2026, an estimated $663K.
  • Jeff Yass first reported a position in Armata Pharmaceuticals in Q1 2017 and held it in 13 quarters.
  • Jeff Yass's Armata Pharmaceuticals position peaked at $663K in Q1 2026.
  • 53 funds tracked by Wall St. Rank held Armata Pharmaceuticals as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.