FFIV
F5 (FFIV)
NASDAQ
$455.23+$11.55 (+2.60%)
Price as of Oct 02, 2026 3:36 PM EDT
  • $25.1B
    Market Cap
  • 35.61%
    1-Year Change
  • Software - Infrastructure
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
13.04%
7.4M
+114,533 (+1.56%)
Dec 31, 2025
BLACKROCK INC.
11.24%
6.3M
-77,395 (-1.22%)
Jun 30, 2024
BLACKROCK, INC.
11.13%
6.3M
+44,150 (+0.70%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
11.10%
6.3M
+507,648 (+8.11%)
Dec 31, 2024
WELLINGTON MANAGEMENT CO LLP
10.92%
6.2M
+418,603 (+6.80%)
Dec 31, 2021
VANGUARD CAPITAL MANAGEMENT LLC
6.54%
3.7M
+17,154 (+0.47%)
Jun 30, 2026
STATE STREET CORP
5.49%
3.1M
+119,480 (+3.86%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions1.1B (77.79%)
  • Mutual Funds299.2M (21.99%)
  • Insiders3.0M (0.22%)
  • Other0 (0.00%)

Insider Transactions

  • 0.22% (3.0M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 11
    Number of InsiderSelling (last 12 months)
  • $1.1B
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Maddison John Anthony
Chief Product Mkting Officer
Sell
Sep 14, 2026
$82,872.96
204
$406.24
1,149
OKEKE ANGELIQUE M
EVP, General Counsel
Award
Sep 01, 2026
$0.00
3,002
$0.00
3,002
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$81,936.00
200
$409.68
150,571
FOUNTAIN THOMAS DEAN
EVP Global Services & Strategy
Sell
Aug 05, 2026
$500,873.04
1,208
$414.63
8,060
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$452,035.32
1,100
$410.94
149,471
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$264,390.04
642
$411.82
148,829
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$411,244.32
996
$412.90
147,833
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$132,511.81
320
$414.10
147,513
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$117,869.88
284
$415.03
147,229
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$83,193.20
200
$415.97
147,029
Locoh-Donou Francois
President, CEO & Director
Sell
Aug 05, 2026
$16,673.20
40
$416.83
146,989
Maddison John Anthony
Chief Product Mkting Officer
Sell
Aug 03, 2026
$405,852.80
1,000
$405.85
1,353
Werner Edward Cooper
Chief Financial Officer
Sell
Aug 03, 2026
$243,146.08
599
$405.92
406
OKEKE ANGELIQUE M
EVP, General Counsel
Sell
Aug 03, 2026
$208,314.72
515
$404.49
2,240
ANAND KUNAL
Chief Technology Officer
Sell
Aug 03, 2026
$158,614.96
392
$404.63
12,586
WHALEN CHAD MICHAEL
EVP, Worldwide Sales
Sell
Aug 03, 2026
$284,616.58
703
$404.86
21,536
Peterman Catherine A
Chief People Officer
Award
Aug 03, 2026
$0.00
8,618
$0.00
8,618
Locoh-Donou Francois
President, CEO & Director
Exempt
Aug 01, 2026
$0.00
2,113
$0.00
10,570
Maddison John Anthony
Chief Product Mkting Officer
Exempt
Aug 01, 2026
$0.00
454
$0.00
4,087
Werner Edward Cooper
Chief Financial Officer
Exempt
Aug 01, 2026
$0.00
453
$0.00
2,265
MONTOYA MICHAEL F
Chief Technology Ops Officer
Exempt
Aug 01, 2026
$0.00
1,602
$0.00
8,013
Locoh-Donou Francois
President, CEO & Director
Exempt
Aug 01, 2026
$0.00
1,597
$0.00
14,373
FOUNTAIN THOMAS DEAN
EVP Global Services & Strategy
Exempt
Aug 01, 2026
$0.00
950
$0.00
4,753
ANAND KUNAL
Chief Technology Officer
Exempt
Aug 01, 2026
$0.00
622
$0.00
3,115
OKEKE ANGELIQUE M
EVP, General Counsel
Exempt
Aug 01, 2026
$0.00
113
$0.00
114
Locoh-Donou Francois
President, CEO & Director
Exempt
Aug 01, 2026
$0.00
2,523
$0.00
2,524
Maddison John Anthony
Chief Product Mkting Officer
Exempt
Aug 01, 2026
$0.00
454
$0.00
2,603
Werner Edward Cooper
Chief Financial Officer
Exempt
Aug 01, 2026
$0.00
534
$0.00
4,808
MONTOYA MICHAEL F
Chief Technology Ops Officer
Exempt
Aug 01, 2026
$0.00
534
$0.00
4,808
Locoh-Donou Francois
President, CEO & Director
Exempt
Aug 01, 2026
$0.00
6,233
$0.00
153,222