MCCAHON STEPHEN WILLIAM

Chief Science Officer, Executive VP Engineering, EVP Engineering, Vice President Engineering · SEC CIK 1284227
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Buy track record

How this insider's open-market purchases have performed
This insider has no open-market purchases in the records we parsed, so there's no buy track record to score. Their full filing history is below.
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Open-market buys
$0
0 trades
Open-market sells
$3.45M
20 trades
Net flow
−$3.45M
Net selling
Total filings
25
transactions shown

Full transaction history

All Form 4 activity across every company, newest first
View on SEC EDGAR ↗
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IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Jun 11, 2007 ΔOwn −0.9%

Mccahon Stephen William sold $225K of IOTN, trimming their stake 1%.

−$225K
50,000 sh @ $5
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Jan 31, 2007 ΔOwn −1.0%

Mccahon Stephen William sold $295.2K of IOTN, trimming their stake 1%.

−$295.2K
56,640 sh @ $5
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Jan 31, 2007 ΔOwn −0.2%

Mccahon Stephen William sold $62.4K of IOTN.

−$62.4K
12,000 sh @ $5
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Jan 31, 2007 ΔOwn −0.1%

Mccahon Stephen William sold $17.8K of IOTN.

−$17.8K
3,360 sh @ $5
IOTN
Sell MCCAHON STEPHEN WILLIAM · EVP Engineering · Open-market sale · filed Jan 26, 2007 ΔOwn −1.0%

Mccahon Stephen William sold $317.4K of IOTN, trimming their stake 1%.

−$317.4K
59,926 sh @ $5
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Sep 29, 2006 ΔOwn −0.1%

Mccahon Stephen William sold $16.9K of IOTN.

−$16.9K
3,074 sh @ $6
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Sep 26, 2006 ΔOwn −0.1%

Mccahon Stephen William sold $49.7K of IOTN.

−$49.7K
9,000 sh @ $6
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Sep 26, 2006 ΔOwn −0.3%

Mccahon Stephen William sold $89.5K of IOTN.

−$89.5K
16,260 sh @ $6
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Sep 26, 2006

Mccahon Stephen William sold $9.6K of IOTN.

−$9.6K
1,740 sh @ $6
IOTN
Sell MCCAHON STEPHEN WILLIAM · EVP Engineering · Open-market sale · filed Apr 3, 2006 ΔOwn −100%

Mccahon Stephen William sold $274.8K of IOTN, trimming their stake 100%.

−$274.8K
20,700 sh @ $13
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Dec 16, 2005 ΔOwn −2.0%

Mccahon Stephen William sold $1.2M of IOTN, trimming their stake 2%.

−$1.2M
127,500 sh @ $9
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Dec 16, 2005 ΔOwn −0.4%

Mccahon Stephen William sold $216.5K of IOTN.

−$216.5K
22,500 sh @ $10
IOTN
Sell MCCAHON STEPHEN WILLIAM · Executive VP Engineering · Open-market sale · filed Dec 16, 2005 ΔOwn −0.4%

Mccahon Stephen William sold $240.8K of IOTN.

−$240.8K
25,000 sh @ $10
IOTN
Sell MCCAHON STEPHEN WILLIAM · Vice President Engineering · Open-market sale · filed Jun 18, 2004 ΔOwn −1.6%

Mccahon Stephen William sold $350K of IOTN, trimming their stake 2%.

−$350K
100,000 sh @ $4

Frequently asked questions

How is MCCAHON STEPHEN WILLIAM's win rate calculated?

We take every open-market purchase (SEC code P) we can match to a stock price, then compare the split- and dividend-adjusted price on the purchase date to the most recent close. The win rate is the share of those buys currently trading above the purchase price. Sales and share grants are not scored.

Why are some buys not included in the score?

A purchase is excluded if we can't price it — for example if the ticker is missing from the filing, the company has been delisted, or the security isn't a common stock we can match to market data. Excluded counts are shown next to the scored total.

What do the 1M / 3M / 6M / 12M columns mean?

They show each purchase's return after a fixed holding period — one, three, six, and twelve months from the buy date — using split- and dividend-adjusted prices. This separates good entry timing from simply holding a long-running winner. A dash means that horizon hasn't elapsed yet for that trade, or the stock couldn't be priced at that date.

Does a high win rate mean I should copy this insider?

No. Past performance does not predict future results, sample sizes are often small, and an insider's edge in their own company doesn't transfer to yours. This is context, not a recommendation. InsiderSource is not investment advice.

Where does this data come from?

Trades come from MCCAHON STEPHEN WILLIAM's SEC Form 4 filings on EDGAR. Prices come from public market data and are split/dividend-adjusted. Always verify against the original filings before acting.