Mairs and Power's IWF Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 4,172 shares of iShares Russell 1000 Growth ETF (IWF) worth $222,495, representing 0.00% of the portfolio. First purchased in 2015-Q4, this medium-term investment has been held for 20 quarters.
Based on 13F filings, Mairs and Power has maintained a strategic position in IWF, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 2,426 shares. Largest reduction occurred in Q3 2019, reducing 6,545 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's iShares Russell 1000 Growth ETF (IWF) Holding Value Over Time
Track share changes against reported price movement
Quarterly iShares Russell 1000 Growth ETF (IWF) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2015 | +7,045 | New Buy | 7,045 | $99.50 |
| Q2 2016 | +356 | Add 5.05% | 7,401 | $100.39 |
| Q3 2016 | -356 | Reduce 4.81% | 7,045 | $104.19 |
| Q1 2017 | -500 | Reduce 7.10% | 6,545 | $113.83 |
| Q3 2019 | -6,545 | Sold Out | 0 | $0.00 |
| Q4 2024 | +1,746 | New Buy | 1,746 | $401.58 |
| Q3 2025 | +2,426 | Add 138.95% | 4,172 | $53.33 |
Mairs and Power's iShares Russell 1000 Growth ETF Investment FAQs
Mairs and Power first purchased iShares Russell 1000 Growth ETF (IWF) in Q4 2015, acquiring 7,045 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 iShares Russell 1000 Growth ETF (IWF) for 20 quarters since Q4 2015.
Mairs and Power's largest addition to iShares Russell 1000 Growth ETF (IWF) was in Q4 2015, adding 7,045 shares worth $701,000.
According to the latest 13F filing for Q3 2025, Mairs and Power's firm, Mairs & Power INC, owns 4,172 shares of iShares Russell 1000 Growth ETF (IWF), valued at approximately $222,495.
As of the Q3 2025 filing, iShares Russell 1000 Growth ETF (IWF) 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 iShares Russell 1000 Growth ETF (IWF) was 7,401 shares, as reported at the end of Q2 2016.