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902 hedge funds and large institutions have $18.3B invested in Leidos in 2025 Q3 according to their latest regulatory filings, with 156 funds opening new positions, 338 increasing their positions, 272 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed

123% more first-time investments, than exits

New positions opened: 156 | Existing positions closed: 70

24% more repeat investments, than reductions

Existing positions increased: 338 | Existing positions reduced: 272

20% more funds holding in top 10

Funds holding in top 10: 56 (+1)

18% more capital invested

Capital invested by funds: $15.5B → $18.3B (+$2.82B)

9% more funds holding

Funds holding: 827902 (+75)

0.68% less ownership

Funds ownership: 76.41%75.73% (-0.68%)

28% less call options, than puts

Call options by funds: $116M | Put options by funds: $160M

Holders
902
Holders Change
+75
Holders Change %
+9.07%
% of All Funds
11.84%
Holding in Top 10
6
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+20%
% of All Funds
0.08%
New
156
Increased
338
Reduced
272
Closed
70
Calls
$116M
Puts
$160M
Net Calls
-$44.2M
Net Calls Change
-$23.5M
Name Holding Trade Value Shares
Change
Change in
Stake
DAM
201
Diamant Asset Management
Connecticut
$4.87M -$292K -1,675 -6%
Wellington Management Group
202
Wellington Management Group
Massachusetts
$4.8M -$2.02M -11,583 -31%
BRWA
203
B. Riley Wealth Advisors
Florida
$4.77M +$13.4K +77 +0.3%
AB
204
Amalgamated Bank
New York
$4.66M -$88.9K -511 -2%
PFA
205
Pure Financial Advisors
California
$4.58M -$77.5K -445 -2%
AWA
206
Arkadios Wealth Advisors
Georgia
$4.57M +$669K +3,841 +19%
Bank Julius Baer & Co
207
Bank Julius Baer & Co
Switzerland
$4.53M +$3.38M +19,413 +426%
RWM
208
Ritholtz Wealth Management
New York
$4.43M +$576K +3,307 +16%
SA
209
Sanctuary Advisors
Indiana
$4.42M -$283K -1,624 -6%
William Blair & Company
210
William Blair & Company
Illinois
$4.32M -$16.2K -93 -0.4%
STB
211
S&T Bank
Pennsylvania
$4.27M -$969K -5,565 -20%
BCV
212
Banque Cantonale Vaudoise
Switzerland
$4.16M +$310K +1,781 +9%
Pathstone Holdings
213
Pathstone Holdings
New Jersey
$4.13M +$132K +760 +4%
SAI
214
Systematic Alpha Investments
New Jersey
$4.12M
MFG
215
MidWestOne Financial Group
Iowa
$4.05M -$411K -2,359 -10%
RFC
216
Regions Financial Corp
Alabama
$4.05M +$45.8K +263 +1%
PNC Financial Services Group
217
PNC Financial Services Group
Pennsylvania
$4M +$252K +1,449 +7%
IMRF
218
Illinois Municipal Retirement Fund
Illinois
$3.99M +$563K +3,234 +18%
URS
219
Utah Retirement Systems
Utah
$3.98M -$106K -607 -3%
PGCM
220
Prescott Group Capital Management
Oklahoma
$3.97M
AAM
221
Advisors Asset Management
Colorado
$3.97M -$166K -956 -4%
UIM
222
USS Investment Management
United Kingdom
$3.95M
CG
223
Caprock Group
Idaho
$3.92M +$3.77M +21,654 New
PFSRSONJ
224
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.88M +$203K +1,164 +6%
CBU
225
CIBC Bancorp USA
Illinois
$3.84M +$3.53M +20,305 New

LDOS Hedge Fund Activity: Q3 2025 in Review

902 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Leidos (LDOS) for Q3 2025, worth a combined $18.3B — up 18% from $15.5B a quarter earlier.

Buyers outnumbered sellers: 156 funds opened new LDOS positions and 70 closed out — a net gain of 86 holders — while 338 added to existing stakes and 272 trimmed.

The largest buyer was Mirae Asset Global ETFs Holdings, opening a new position worth an estimated $223M. The largest seller was Arrowstreet Capital, exiting entirely with an estimated $90.4M sold.

  • 902 institutional investors held Leidos (LDOS) as of Q3 2025, up from 827 in Q2 2025.
  • Funds reported $18.3B of Leidos stock for Q3 2025, up 18% quarter-over-quarter.
  • 156 funds opened new Leidos positions in Q3 2025 and 70 closed out, a net change of +86 holders.
  • The largest Leidos buyer in Q3 2025 was Mirae Asset Global ETFs Holdings, an estimated $223M added.
  • The largest Leidos seller in Q3 2025 was Arrowstreet Capital, an estimated $90.4M sold.

Based on aggregated 13F filings for Q3 2025.