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SIGA Technologies
SIGA

170 hedge funds and large institutions have $208M invested in SIGA Technologies in 2024 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 62 increasing their positions, 51 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

44% more call options, than puts

Call options by funds: $4.02M | Put options by funds: $2.79M

22% more repeat investments, than reductions

Existing positions increased: 62 | Existing positions reduced: 51

14% more first-time investments, than exits

New positions opened: 25 | Existing positions closed: 22

1% more funds holding

Funds holding: 169 → 170 (+1)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

1.48% less ownership

Funds ownership: 49.95% → 48.47% (-1.5%)

14% less capital invested

Capital invested by funds: $241M → $208M (-$32.7M)

Holders
170
Holders Change
+1
Holders Change %
+0.59%
% of All Funds
2.24%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
25
Increased
62
Reduced
51
Closed
22
Calls
$4.02M
Puts
$2.79M
Net Calls
+$1.23M
Net Calls Change
-$2.52M

Top Buyers

1
AC
AltraVue Capital
Washington
+$2.18M
2
Renaissance Technologies
Renaissance Technologies
New York
+$1.96M
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.46M
4
DA
Denali Advisors
California
+$932K
5
American Century Companies
American Century Companies
Missouri
+$764K

Top Sellers

1
VLKIM
Van Lanschot Kempen Investment Management
Netherlands
-$6.24M
2
Millennium Management
Millennium Management
New York
-$3.07M
3
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$2.51M
4
Bank of America
Bank of America
North Carolina
-$2.46M
5
Allspring Global Investments
Allspring Global Investments
North Carolina
-$1.2M
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$23.3M -$942K -140,931 -4%
AC
2
AltraVue Capital
Washington
$15.9M +$2.18M +326,630 +14%
Vanguard Group
3
Vanguard Group
Pennsylvania
$14.9M -$559K -83,589 -3%
FWSM
4
First Wilshire Securities Management
California
$14.3M -$430K -64,293 -3%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$12.8M +$1.46M +217,926 +11%
Hotchkis & Wiley Capital Management
6
Hotchkis & Wiley Capital Management
California
$12.4M +$112K +16,800 +0.8%
American Century Companies
7
American Century Companies
Missouri
$7.64M +$764K +114,270 +10%
State Street
8
State Street
Massachusetts
$6.95M +$396K +59,314 +5%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$6.81M +$131K +19,654 +2%
Citadel Advisors
10
Citadel Advisors
Florida
$6.32M -$111K -16,668 -2%
JAM
11
Jupiter Asset Management
United Kingdom
$5.95M – – –
RA
12
Royce & Associates
New York
$5.07M -$96.8K -14,486 -2%
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$3.56M -$587K -87,853 -13%
New York State Common Retirement Fund
14
New York State Common Retirement Fund
New York
$3.54M +$632K +94,490 +19%
GAI
15
General American Investors
New York
$3.24M – – –
LCM
16
Legato Capital Management
California
$3.2M +$440K +65,800 +14%
Macquarie Group
17
Macquarie Group
Australia
$3.18M +$284K +42,448 +9%
UIC
18
Uniplan Investment Counsel
Wisconsin
$3.01M -$36.1K -5,400 -1%
Northern Trust
19
Northern Trust
Illinois
$2.79M +$176K +26,344 +6%
Charles Schwab
20
Charles Schwab
California
$2.78M -$301K -45,074 -9%
FP
21
Foundry Partners
Minnesota
$2.65M +$179K +26,813 +6%
Arrowstreet Capital
22
Arrowstreet Capital
Massachusetts
$2.59M -$2.51M -375,059 -46%
Renaissance Technologies
23
Renaissance Technologies
New York
$2.51M +$1.96M +293,836 +238%
DA
24
Denali Advisors
California
$2.27M +$932K +139,354 +58%
Federated Hermes
25
Federated Hermes
Pennsylvania
$2.17M +$60.7K +9,075 +3%
1
2 3 4 5

SIGA Hedge Fund Activity: Q4 2024 in Review

170 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in SIGA Technologies (SIGA) for Q4 2024, worth a combined $208M — down 14% from $241M a quarter earlier.

Buyers outnumbered sellers: 25 funds opened new SIGA positions and 22 closed out — a net gain of 3 holders — while 62 added to existing stakes and 51 trimmed.

The largest buyer was AltraVue Capital, adding an estimated $2.18M. The largest seller was Van Lanschot Kempen Investment Management, exiting entirely with an estimated $6.24M sold.

  • 170 institutional investors held SIGA Technologies (SIGA) as of Q4 2024, up from 169 in Q3 2024.
  • Funds reported $208M of SIGA Technologies stock for Q4 2024, down 14% quarter-over-quarter.
  • 25 funds opened new SIGA Technologies positions in Q4 2024 and 22 closed out, a net change of +3 holders.
  • The largest SIGA Technologies buyer in Q4 2024 was AltraVue Capital, an estimated $2.18M added.
  • The largest SIGA Technologies seller in Q4 2024 was Van Lanschot Kempen Investment Management, an estimated $6.24M sold.

Based on aggregated 13F filings for Q4 2024.