Mairs and Power's PLUG Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 10,000 shares of Plug Power Inc. (PLUG) worth $22,600, representing 0.00% of the portfolio. First purchased in 2019-Q2, this long-term strategic position has been held for 28 quarters.
Based on 13F filings, Mairs and Power has maintained a strategic position in PLUG, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2024, adding 10,000 shares. Largest reduction occurred in Q1 2021, reducing 10,000 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's Plug Power (PLUG) Holding Value Over Time
Track share changes against reported price movement
Quarterly Plug Power (PLUG) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2024 | +10,000 | New Buy | 10,000 | $3.44 |
| Q4 2023 | -10,000 | Sold Out | 0 | $0.00 |
| Q1 2021 | -10,000 | Reduce 50.00% | 10,000 | $35.80 |
| Q4 2020 | -875 | Reduce 4.19% | 20,000 | $33.90 |
| Q3 2020 | -9,125 | Reduce 30.42% | 20,875 | $13.41 |
| Q2 2019 | +30,000 | New Buy | 30,000 | $2.27 |
Mairs and Power's Plug Power Investment FAQs
Mairs and Power first purchased Plug Power Inc. (PLUG) in Q2 2019, acquiring 30,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mairs and Power has held Plug Power Inc. (PLUG) for 28 quarters since Q2 2019.
Mairs and Power's largest addition to Plug Power Inc. (PLUG) was in Q2 2019, adding 30,000 shares worth $68,000.
According to the latest 13F filing for Q1 2026, Mairs and Power's firm, Mairs & Power INC, owns 10,000 shares of Plug Power Inc. (PLUG), valued at approximately $22,600.
As of the Q1 2026 filing, Plug Power Inc. (PLUG) represents approximately 0.00% of Mairs and Power's publicly disclosed stock portfolio, making it one of their key holdings.
Mairs and Power's peak holding in Plug Power Inc. (PLUG) was 30,000 shares, as reported at the end of Q2 2019.