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Insider · CIK 0001201938

Mark B Templeton

director

Files at ANET (Arista Networks, Inc.), NTNX (Nutanix, Inc.). First filing Sep 10, 2026, latest Oct 5, 2026.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 2
$0 bought, $2.0M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

ANET: Arista Networks, Inc.

ANETOct 9, 2026 · close 216.74

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
35Weak
ANETsell 510b5-1
Arista Networks, Inc.
$1.0M
5,000 shares
-9%+76% from low-3% from high
35Weak
ANETsell 410b5-1
Arista Networks, Inc.
$986k
5,000 shares
-9%+68% from low-7% from high

Transactions

Every row this insider has filed, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Oct 1, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-700$201.62$141k52,7107 d ago
Oct 1, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-500$202.90$101k52,2107 d ago
Oct 1, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-1,800$204.45$368k50,4107 d ago
Oct 1, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-1,800$205.58$370k48,6107 d ago
Oct 1, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-200$206.03$41k48,4107 d ago
Sep 8, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-1,300$195.27$254k57,11032 d ago
Sep 8, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-700$196.20$137k56,41032 d ago
Sep 8, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-1,000$197.46$197k55,41032 d ago
Sep 8, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-1,700$198.44$337k53,71032 d ago
Sep 8, 2026ANET
Arista Networks, Inc.
SOpen-market sale
Common Stock10b5-1
-300$199.32$60k53,41032 d ago
May 30, 2025ANET
Arista Networks, Inc.
AGrant or award
Restricted Stock Unit-7derivative
+3,884$0.00$03,884Jun 3, 2025
May 20, 2025ANET
Arista Networks, Inc.
MOption exercise
Common Stock
+844$0.00$053,988May 22, 2025
May 20, 2025ANET
Arista Networks, Inc.
MOption exercise
Restricted Stock Unit-6derivative
-844$0.00$00May 22, 2025
Feb 20, 2025ANET
Arista Networks, Inc.
MOption exercise
Common Stock
+844--53,144Feb 24, 2025
Feb 20, 2025ANET
Arista Networks, Inc.
MOption exercise
Restricted Stock Unit-6derivative
-844$0.00$0844Feb 24, 2025
Dec 13, 2024NTNX
Nutanix, Inc.
AGrant or award
Class A Common Stock
+3,646$0.00$025,123Dec 17, 2024
Nov 20, 2024ANET
Arista Networks, Inc.
MOption exercise
Common Stock
+212$0.00$013,075Nov 22, 2024
Nov 20, 2024ANET
Arista Networks, Inc.
MOption exercise
Restricted Stock Unit-6derivative
-212$0.00$0422Nov 22, 2024

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Mark B Templeton: insider trades and track record | InsiderTell