Barth E Whitham
Insider
First SEC filing: June 1, 2026 · Latest: June 1, 2026
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 28, 2026 | IPI | A | 2,091 | · | · | 51,470 Direct | +4.23% | Acquired | (price as of 2026-10-02) |
| May 29, 2025 | IPI | A | 2,288 | · | · | 49,379 Direct | +4.86% | Acquired | (price as of 2026-10-02) |
| Sept. 24, 2024 | IPI | A | 1,047 | · | · | 47,091 Direct | +2.27% | Acquired | (price as of 2026-10-02) |
| May 16, 2024 | IPI | A | 3,789 | · | · | 46,044 Direct | +8.97% | Acquired | (price as of 2026-10-02) |
| May 19, 2023 | IPI | A | 4,854 | · | · | 42,255 Direct | +12.98% | Acquired | (price as of 2026-10-02) |
| May 19, 2022 | IPI | A | 1,327 | · | · | 37,401 Direct | +3.68% | Acquired | (price as of 2026-10-02) |
| May 19, 2021 | IPI | A | 3,307 | · | · | 36,074 Direct | +10.09% | Acquired | (price as of 2026-10-02) |
| May 19, 2020 | IPI | A | 81,730 | · | · | 327,672 Direct | +33.23% | Acquired | (price as of 2026-10-02) |
| May 22, 2019 | IPI | A | 25,679 | · | · | 245,942 Direct | +11.66% | Acquired | (price as of 2026-10-02) |
| June 5, 2018 | IPI | A | 18,123 | · | · | 220,263 Direct | +8.97% | Acquired | (price as of 2026-10-02) |
| May 31, 2017 | IPI | A | 39,719 | · | · | 202,140 Direct | +24.45% | Acquired | (price as of 2026-10-02) |
| May 24, 2016 | IPI | A | 125,000 | · | · | 162,421 Direct | +334.04% | Acquired | (price as of 2026-10-02) |
| May 27, 2015 | IPI | A | 7,142 | · | · | 37,421 Direct | +23.59% | Acquired | (price as of 2026-10-02) |
| May 28, 2014 | IPI | A | 5,286 | · | · | 30,279 Direct | +21.15% | Acquired | (price as of 2026-10-02) |
| May 29, 2013 | IPI | A | 4,420 | · | · | 24,993 Direct | +21.48% | Acquired | (price as of 2026-10-02) |
| May 29, 2012 | IPI | A | 3,703 | · | · | 20,573 Direct | +21.95% | Acquired | (price as of 2026-10-02) |
| May 25, 2011 | IPI | A | 2,404 | · | · | 16,870 Direct | +16.62% | Acquired | (price as of 2026-10-02) |
| May 20, 2010 | IPI | A | 3,104 | · | · | 14,466 Direct | +27.32% | Acquired | (price as of 2026-10-02) |
| May 29, 2009 | IPI | A | 2,300 | · | · | 11,362 Direct | +25.38% | Acquired | (price as of 2026-10-02) |
| April 25, 2008 | IPI | A | 1,562 | · | · | 9,062 Direct | +20.83% | Acquired | (price as of 2026-10-02) |
| April 22, 2008 | IPI | P | 7,500 | $32.00 | $240,000 | 7,500 Direct | · | Acquired | -89.8% (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| April 21, 2008 | IPI | Common Stock | 0 | Direct |