Bank of New York Mellon
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Bank of New York Mellon’s SIGA Technologies SIGA Stock Holding History

Bank of New York Mellon’s Portfolio SIGA Stock Details SIGA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$967K Buy
265,684
+8,881
+3% +$39.8K ﹤0.01% 3382
2026
Q1 		$1.37M Buy
256,803
+2,635
+1% +$16.4K ﹤0.01% 3019
2025
Q4 		$1.55M Sell
254,168
-16,162
-6% -$115K ﹤0.01% 2988
2025
Q3 		$2.47M Sell
270,330
-21,145
-7% -$169K ﹤0.01% 2688
2025
Q2 		$1.9M Buy
291,475
+1,042
+0.4% +$6.25K ﹤0.01% 2778
2025
Q1 		$1.59M Buy
290,433
+721
+0.2% +$4.27K ﹤0.01% 2797
2024
Q4 		$1.74M Buy
289,712
+99,670
+52% +$666K ﹤0.01% 2820
2024
Q3 		$1.28M Sell
190,042
-4,775
-2% -$41.7K ﹤0.01% 2997
2024
Q2 		$1.48M Buy
194,817
+15,765
+9% +$128K ﹤0.01% 2964
2024
Q1 		$1.53M Sell
179,052
-33,441
-16% -$191K ﹤0.01% 2918
2023
Q4 		$1.19M Sell
212,493
-70,331
-25% -$377K ﹤0.01% 3099
2023
Q3 		$1.48M Buy
282,824
+3,030
+1% +$14.9K ﹤0.01% 2964
2023
Q2 		$1.41M Sell
279,794
-1,302
-0.5% -$7.4K ﹤0.01% 3019
2023
Q1 		$1.62M Sell
281,096
-6,181
-2% -$41.3K ﹤0.01% 2915
2022
Q4 		$2.11M Buy
287,277
+61,116
+27% +$536K ﹤0.01% 2835
2022
Q3 		$2.33M Buy
226,161
+13,047
+6% +$210K ﹤0.01% 2750
2022
Q2 		$2.47M Sell
213,114
-12,163
-5% -$110K ﹤0.01% 2714
2022
Q1 		$1.6M Buy
225,277
+4,555
+2% +$30.5K ﹤0.01% 3059
2021
Q4 		$1.66M Sell
220,722
-44,107
-17% -$336K ﹤0.01% 3109
2021
Q3 		$1.96M Buy
264,829
+2,587
+1% +$16.6K ﹤0.01% 2986
2021
Q2 		$1.65M Sell
262,242
-41,159
-14% -$283K ﹤0.01% 3131
2021
Q1 		$1.97M Buy
303,401
+906
+0.3% +$6.14K ﹤0.01% 2933
2020
Q4 		$2.2M Buy
302,495
+76,263
+34% +$537K ﹤0.01% 2790
2020
Q3 		$1.55M Sell
226,232
-16,065
-7% -$109K ﹤0.01% 2821
2020
Q2 		$1.43M Buy
242,297
+24,971
+11% +$143K ﹤0.01% 2884
2020
Q1 		$1.04M Buy
217,326
+8,896
+4% +$43.3K ﹤0.01% 2955
2019
Q4 		$994K Buy
208,430
+39,437
+23% +$201K ﹤0.01% 3251
2019
Q3 		$866K Sell
168,993
-3,013
-2% -$16.2K ﹤0.01% 3250
2019
Q2 		$977K Buy
172,006
+24,238
+16% +$134K ﹤0.01% 3225
2019
Q1 		$888K Buy
147,768
+3,436
+2% +$23.1K ﹤0.01% 3260
2018
Q4 		$1.14M Sell
144,332
-781
-0.5% -$4.47K ﹤0.01% 3031
2018
Q3 		$1M Buy
145,113
+5,803
+4% +$42.5K ﹤0.01% 3254
2018
Q2 		$828K Buy
+139,310
New +$904K ﹤0.01% 3353
2014
Q3 		– Sell
-49,668
Closed -$140K – 4248
2014
Q2 		$140K Sell
49,668
-127,129
-72% -$356K ﹤0.01% 3924
2014
Q1 		$548K Sell
176,797
-4,531
-2% -$15K ﹤0.01% 3561
2013
Q4 		$593K Buy
181,328
+2,597
+1% +$8.76K ﹤0.01% 3516
2013
Q3 		$682K Buy
178,731
+442
+0.2% +$1.51K ﹤0.01% 3418
2013
Q2 		$507K Buy
+178,289
New +$598K ﹤0.01% 3500

Other funds holding SIGA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
LCM
Legato Capital Management San Francisco, California $1.21B AUM 82.36% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
DA
Denali Advisors San Diego, California $993M AUM 34.77% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
SO
STRS Ohio Columbus, Ohio $26.7B AUM 43.32% 1-Year Est. Return

Bank of New York Mellon's SIGA Position: Q2 2026 in Review

Bank of New York Mellon increased its SIGA Technologies (SIGA) stake by 3.5% in Q2 2026, buying an estimated $39.8K and bringing the position to 265,684 shares worth $967K. The position accounts for ﹤0.01% of the portfolio, ranked #3382.

Bank of New York Mellon first reported a position in SIGA in Q2 2013 and has held it in 38 quarters since. The position peaked at $2.47M in Q3 2025. 72 funds tracked by Wall St. Rank hold SIGA as of Q2 2026.

  • Bank of New York Mellon held 265,684 shares of SIGA Technologies worth $967K as of Q2 2026.
  • Bank of New York Mellon bought 8,881 SIGA Technologies shares in Q2 2026, an estimated $39.8K.
  • SIGA Technologies made up ﹤0.01% of Bank of New York Mellon's portfolio in Q2 2026, its #3382 holding.
  • Bank of New York Mellon first reported a position in SIGA Technologies in Q2 2013 and has held it in 38 quarters since.
  • Bank of New York Mellon's SIGA Technologies position peaked at $2.47M in Q3 2025.
  • 72 funds tracked by Wall St. Rank held SIGA Technologies as of Q2 2026.

Based on Bank of New York Mellon's 13F filing for Q2 2026, filed 6 Aug 2026.