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723 hedge funds and large institutions have $16.3B invested in F5 in 2025 Q2 according to their latest regulatory filings, with 108 funds opening new positions, 278 increasing their positions, 231 reducing their positions, and 60 closing their positions.

New
Increased
Maintained
Reduced
Closed

249% more call options, than puts

Call options by funds: $124M | Put options by funds: $35.5M

80% more first-time investments, than exits

New positions opened: 108 | Existing positions closed: 60

20% more repeat investments, than reductions

Existing positions increased: 278 | Existing positions reduced: 231

17% more funds holding in top 10

Funds holding in top 10: 67 (+1)

10% more capital invested

Capital invested by funds: $14.8B → $16.3B (+$1.52B)

6% more funds holding

Funds holding: 683723 (+40)

0.09% more ownership

Funds ownership: 96.28%96.37% (+0.09%)

Holders
723
Holders Change
+40
Holders Change %
+5.86%
% of All Funds
9.52%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.09%
New
108
Increased
278
Reduced
231
Closed
60
Calls
$124M
Puts
$35.5M
Net Calls
+$88.4M
Net Calls Change
+$5.93M

FFIV Hedge Fund Activity: Q2 2025 in Review

723 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in F5 (FFIV) for Q2 2025, worth a combined $16.3B — up 10% from $14.8B a quarter earlier.

Buyers outnumbered sellers: 108 funds opened new FFIV positions and 60 closed out — a net gain of 48 holders — while 278 added to existing stakes and 231 trimmed.

The largest buyer was Robeco Institutional Asset Management, adding an estimated $63.2M. The largest seller was Citadel Advisors, exiting entirely with an estimated $77.2M sold.

  • 723 institutional investors held F5 (FFIV) as of Q2 2025, up from 683 in Q1 2025.
  • Funds reported $16.3B of F5 stock for Q2 2025, up 10% quarter-over-quarter.
  • 108 funds opened new F5 positions in Q2 2025 and 60 closed out, a net change of +48 holders.
  • The largest F5 buyer in Q2 2025 was Robeco Institutional Asset Management, an estimated $63.2M added.
  • The largest F5 seller in Q2 2025 was Citadel Advisors, an estimated $77.2M sold.

Based on aggregated 13F filings for Q2 2025.