Position in FFIV
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$8,132,018
+$8,091,512 QoQ
Shares Held
19,550
+13864.3% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
#184
of 825 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in FFIV Over Time
Shares Held
Position Value (USD)
Position in Software - Infrastructure
Technology · as of Jun 30, 2026CASTLEARK MANAGEMENT LLC holds $156,899,662 across 9 Software - Infrastructure names. FFIV ranks #3 (5.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MSFT |
Microsoft Corp
|
292,770 | $109,209,065 | |
| 2 | TWLO |
Twilio Inc
|
92,390 | $19,062,828 | |
| 3 | FFIV |
F5, Inc.
This page
|
19,550 | $8,132,018 | |
| 4 | PAY |
Paymentus Holdings, Inc.
|
298,540 | $7,212,726 | |
| 5 | DOCN |
DigitalOcean Holdings, Inc.
|
35,537 | $5,580,375 | |
| 6 | BAND |
Bandwidth Inc.
|
68,880 | $4,360,104 | |
| 7 | VRNS |
Varonis Systems Inc
|
45,950 | $1,928,062 | |
| 8 | VRSN |
Verisign Inc/Ca
|
3,190 | $802,476 |
All Filings in FFIV
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $8,132,018 | 19,550 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $40,506 | 140 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $35,736 | 140 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $45,246 | 140 | Shares | Sole | 2025-11-17 | |
| 2025-06-30 | $41,204 | 140 | Shares | Sole | 2025-08-18 | |
| 2025-03-31 | $37,277 | 140 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $35,205 | 140 | Shares | Sole | 2025-02-18 | |
| 2024-09-30 | $30,828 | 140 | Shares | Sole | 2024-11-15 | |
| 2024-06-30 | $24,112 | 140 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $26,542 | 140 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $25,057 | 140 | Shares | Sole | 2024-02-15 | |
| 2023-09-30 | $22,559 | 140 | Shares | Sole | 2023-11-15 | |
| 2023-06-30 | $20,476 | 140 | Shares | Sole | 2023-08-16 | |
| 2023-03-31 | $20,396 | 140 | Shares | Sole | 2023-05-16 | |
| 2022-12-31 | $20,091 | 140 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $20,262 | 140 | Shares | Sole | 2022-11-15 | |
| 2022-06-30 | $21,425 | 140 | Shares | Sole | 2022-08-16 | |
| 2022-03-31 | $29,253 | 140 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $34,259 | 140 | Shares | Sole | 2022-02-16 | |
| 2021-09-30 | $27,829 | 140 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $26,132 | 140 | Shares | Sole | 2021-08-17 | |
| 2021-03-31 | $29,206 | 140 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $24,631 | 140 | Shares | Sole | 2021-02-17 | |
| 2020-09-30 | $17,187 | 140 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $19,527 | 140 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $14,928 | 140 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||