Reinseth Theresa E

Sr Vice President & CAO, Interim CFO and SVP CAO, Senior Vice President/CAO, Vice President/CAO · SEC CIK 1772245
Insider at MMM 3M CO
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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
$2.27M
13 trades
Net flow
−$2.27M
Net selling
Total filings
37
transactions shown

Full transaction history

All Form 4 activity across every company, newest first
View on SEC EDGAR ↗
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed May 4, 2026 ΔOwn +55%
+$205.3K
1,441 sh @ $143
MMM
Tax withholding Reinseth Theresa E · Sr Vice President & CAO · Tax withholding · filed May 4, 2026 ΔOwn −13%
−$73.7K
517 sh @ $143
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Feb 12, 2026 ΔOwn −41%

Reinseth Theresa E sold $310.3K of MMM, trimming their stake 41%.

−$310.3K
1,796 sh @ $173
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed Feb 12, 2026 ΔOwn +130%
+$518.1K
3,349 sh @ $155
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Feb 12, 2026 ΔOwn −19%

Reinseth Theresa E sold $194K of MMM, trimming their stake 19%.

−$194K
1,123 sh @ $173
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MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Feb 12, 2026 ΔOwn −40%

Reinseth Theresa E sold $336.1K of MMM, trimming their stake 40%.

−$336.1K
1,946 sh @ $173
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Feb 12, 2026 ΔOwn −8.4%

Reinseth Theresa E sold $41.5K of MMM, trimming their stake 8%.

−$41.5K
240 sh @ $173
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Feb 12, 2026 ΔOwn −1.5%

Reinseth Theresa E sold $6.9K of MMM, trimming their stake 2%.

−$6.9K
40 sh @ $173
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed Feb 9, 2026 ΔOwn +103%
+$458.4K
2,655 sh @ $173
MMM
Tax withholding Reinseth Theresa E · Sr Vice President & CAO · Tax withholding · filed Feb 9, 2026 ΔOwn −16%
−$148.1K
858 sh @ $173
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Aug 6, 2025 ΔOwn −58%

Reinseth Theresa E sold $523.7K of MMM, trimming their stake 58%.

−$523.7K
3,477 sh @ $151
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed May 5, 2025 ΔOwn +29%
+$204.7K
1,441 sh @ $142
MMM
Tax withholding Reinseth Theresa E · Sr Vice President & CAO · Tax withholding · filed May 5, 2025 ΔOwn −6.8%
−$62.7K
441 sh @ $142
MMM
Tax withholding Reinseth Theresa E · Sr Vice President & CAO · Tax withholding · filed Feb 5, 2025 ΔOwn −5.8%
−$0
256 sh
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed Jan 27, 2025 ΔOwn +9.5%
+$61.2K
419 sh @ $146
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Jan 27, 2025 ΔOwn −8.7%

Reinseth Theresa E sold $62.8K of MMM, trimming their stake 9%.

−$62.8K
419 sh @ $150
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed Jan 27, 2025 ΔOwn +43%
+$246K
1,890 sh @ $130
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Jan 27, 2025 ΔOwn −24%

Reinseth Theresa E sold $223.4K of MMM, trimming their stake 24%.

−$223.4K
1,490 sh @ $150
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Jan 27, 2025 ΔOwn −8.3%

Reinseth Theresa E sold $60K of MMM, trimming their stake 8%.

−$60K
400 sh @ $150
MMM
Sell Reinseth Theresa E · Sr Vice President & CAO · Open-market sale · filed Nov 21, 2024 ΔOwn −19%

Reinseth Theresa E sold $131.9K of MMM, trimming their stake 19%.

−$131.9K
1,033 sh @ $128
MMM
Option exercise Reinseth Theresa E · Sr Vice President & CAO · Option exercise · filed Nov 4, 2024 ΔOwn +43%
+$241.6K
1,899 sh @ $127
MMM
Tax withholding Reinseth Theresa E · Sr Vice President & CAO · Tax withholding · filed Nov 4, 2024 ΔOwn −14%
−$110.2K
866 sh @ $127
MMM
Sell Reinseth Theresa E · Interim CFO and SVP CAO · Open-market sale · filed Aug 7, 2024 ΔOwn −32%

Reinseth Theresa E sold $260.7K of MMM, trimming their stake 32%.

−$260.7K
2,100 sh @ $124
MMM
Option exercise Reinseth Theresa E · Senior Vice President/CAO · Option exercise · filed Jul 1, 2024 ΔOwn +232%
+$587.5K
5,749 sh @ $102
MMM
Tax withholding Reinseth Theresa E · Senior Vice President/CAO · Tax withholding · filed Jul 1, 2024 ΔOwn −21%
−$179.9K
1,760 sh @ $102
MMM
Tax withholding Reinseth Theresa E · Senior Vice President/CAO · Tax withholding · filed Feb 6, 2024 ΔOwn −6.6%
−$0
171 sh
MMM
Tax withholding Reinseth Theresa E · Senior Vice President/CAO · Tax withholding · filed Feb 8, 2023 ΔOwn −15%
−$0
351 sh
MMM
Option exercise Reinseth Theresa E · Senior Vice President/CAO · Option exercise · filed Aug 2, 2022 ΔOwn +50%
+$80.7K
795 sh @ $101
MMM
Sell Reinseth Theresa E · Senior Vice President/CAO · Open-market sale · filed Aug 2, 2022 ΔOwn −33%

Reinseth Theresa E sold $113.9K of MMM, trimming their stake 33%.

−$113.9K
795 sh @ $143
MMM
Option exercise Reinseth Theresa E · Senior Vice President/CAO · Option exercise · filed Feb 7, 2022 ΔOwn +19%
+$43.2K
269 sh @ $161

Frequently asked questions

How is Reinseth Theresa E'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 Reinseth Theresa E'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.