Chow Anne H

Director · SEC CIK 1671343
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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
$0
0 trades
Net flow
+$0
Net buying
Total filings
17
transactions shown

Full transaction history

All Form 4 activity across every company, newest first
View on SEC EDGAR ↗
MMM
Grant/award Chow Anne H · Director · Grant/award · filed May 13, 2026 ΔOwn +36%
+$195K
1,360 sh @ $143
CSX
Grant/award Chow Anne H · Director · Grant/award · filed Mar 2, 2026 ΔOwn +77%
+$0
4,455 sh
MMM
Grant/award Chow Anne H · Director · Grant/award · filed May 14, 2025 ΔOwn +54%
+$195K
1,297 sh @ $150
CSX
Grant/award Chow Anne H · Director · Grant/award · filed Feb 19, 2025 ΔOwn NEW
+$0
5,694 sh
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MMM
Grant/award Chow Anne H · Director · Grant/award · filed May 15, 2024 ΔOwn NEW
+$195K
1,957 sh @ $100
MMM
Grant/award Chow Anne H · Director · Grant/award · filed May 10, 2023 ΔOwn +445%
+$185K
1,808 sh @ $102
MMM
Grant/award Chow Anne H · Director · Grant/award · filed Feb 10, 2023 ΔOwn NEW
+$46.1K
400 sh @ $115

Frequently asked questions

How is Chow Anne H'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 Chow Anne H'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.