MarketPeel
Insider Trading Intelligence
EB

Elizabeth Buse

FFIV
DIRECTOR · F5, INC. · CIK 0001428425
FILING MIX · LIFETIME65%/35%
BUYS
20
SELLS
11
TOTAL VALUE
$946.3K
COMPANIES
2
ACTIVE SINCE
Apr 2020
HOLDINGS NOW
8,342
AVG SELL PX
$335.86
TRADE KIND
SHOWING 31 / 31
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
1 backtested trades · 8 horizons · 1 pending
Forward-return performance of every backtestable P/S trade by Elizabeth Buse, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d1+100.00%-2.19%-0.65%-1.54%-1.54%
14d1+0.00%+0.52%+0.96%-0.44%-0.44%
30d1+100.00%-0.34%+3.70%-4.04%-4.04%
60d1+0.00%+8.61%+5.75%+2.86%+2.86%
90d1+0.00%+11.10%+8.14%+2.96%+2.96%
180d1+100.00%-15.26%+13.68%-28.94%-28.94%
1y1+0.00%+35.27%+20.63%+14.64%+14.64%
2y1(1 pending)
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
FFIV · 4,987 shares · as of Jun 10, 2026
01,6283,2574,8856,513202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 20 buys / 11 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
FFIV
F5, INC.
SALE
120$400.58$48.1K4,987Jun 10, 2026Jun 12, 2026View →
FFIV
F5, INC.
SALE
214$398.53$85.3K5,733Jun 10, 2026Jun 12, 2026View →
FFIV
F5, INC.
SALE
626$399.29$250.0K5,107Jun 10, 2026Jun 12, 2026View →
FFIV
F5, INC.
SALE
40$401.05$16.0K4,947Jun 10, 2026Jun 12, 2026View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
3,3553,355Apr 23, 2026Apr 27, 2026View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
987987Mar 12, 2026Mar 13, 2026View →
FFIV
F5, INC.
PURCHASE
9345,947Mar 11, 2026Mar 13, 2026View →
FFIV
F5, INC.
SALE
9340Mar 11, 2026Mar 13, 2026View →
FFIV
F5, INC.
SALE
1,500$293.53$440.3K5,013Jun 11, 2025Jun 13, 2025View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
4,8434,843Apr 17, 2025Apr 21, 2025View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
934934Mar 13, 2025Mar 14, 2025View →
FFIV
F5, INC.
SALE
1,3090Mar 12, 2025Mar 14, 2025View →
FFIV
F5, INC.
PURCHASE
1,3096,513Mar 12, 2025Mar 14, 2025View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
4,6914,691Apr 18, 2024Apr 19, 2024View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
1,3091,309Mar 14, 2024Mar 15, 2024View →
FFIV
F5, INC.
SALE
1,7700Mar 13, 2024Mar 15, 2024View →
FFIV
F5, INC.
PURCHASE
1,7705,204Mar 13, 2024Mar 15, 2024View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
5,0355,035Apr 20, 2023Apr 24, 2023View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
1,7701,770Mar 9, 2023Mar 10, 2023View →
FFIV
F5, INC.
PURCHASE
1,2723,434Mar 8, 2023Mar 10, 2023View →
FFIV
F5, INC.
SALE
1,2720Mar 8, 2023Mar 10, 2023View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
3,0403,040Apr 21, 2022Apr 25, 2022View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
1,2721,272Mar 10, 2022Mar 11, 2022View →
FFIV
F5, INC.
PURCHASE
1,2822,162Mar 9, 2022Mar 11, 2022View →
FFIV
F5, INC.
SALE
1,2820Mar 9, 2022Mar 11, 2022View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
2,8492,849Apr 22, 2021Apr 23, 2021View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
1,2821,282Mar 11, 2021Mar 12, 2021View →
FFIV
F5, INC.
PURCHASE
880880Mar 10, 2021Mar 12, 2021View →
FFIV
F5, INC.
SALE
8800Mar 10, 2021Mar 12, 2021View →
FFIV
F5, INC.
PURCHASEGRANT
Stock grant
880880Nov 2, 2020Nov 4, 2020View →
USB
US BANCORP DE
PURCHASEGRANT
Stock grant
3,196$33.37$106.7K3,196Apr 24, 2020Apr 27, 2020View →
Other insiders · FFIV
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About this filer
CIK 0001428425
ROLE
Director
PRIMARY
FFIV
COMPANIES
2
ACTIVE SINCE
Apr 2020
MARKETPEEL · /INSIDER/0001428425DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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