Peter C. Brandt
Insider
First SEC filing: July 29, 2021 · Latest: July 29, 2021
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 9, 2026 | INAB | A | 22,000 | · | · | 22,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 22, 2025 | INAB | A | 72,464 | $1.38 | $100,000 | 95,181 Direct | +318.99% | Acquired | 2.9% (price as of 2026-10-05) |
| May 8, 2025 | INAB | A | 63,150 | · | · | 63,150 Direct | · | Acquired | (price as of 2026-10-05) |
| April 30, 2025 | INAB | M | 81,967 | $0.18 | $14,754 | 599,571 Direct | +15.84% | Acquired | -73.7% (price as of 2026-10-05) |
| April 30, 2025 | INAB | M | 81,967 | $0.18 | $14,754 | 681,538 Direct | +13.67% | Acquired | -73.7% (price as of 2026-10-05) |
| April 30, 2025 | INAB | M | 81,967 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 30, 2025 | INAB | M | 81,967 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 27, 2025 | INAB | D | 81,967 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 27, 2025 | INAB | A | 81,967 | · | · | 81,967 Direct | · | Acquired | (price as of 2026-10-05) |
| April 27, 2025 | INAB | D | 81,967 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 27, 2025 | INAB | A | 81,967 | · | · | 81,967 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 19, 2024 | INAB | A | 49,490 | · | · | 49,490 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 4, 2024 | INAB | A | 253,164 | · | · | 517,604 Direct | +95.74% | Acquired | (price as of 2026-10-05) |
| Oct. 4, 2024 | INAB | D | 81,967 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 4, 2024 | INAB | A | 81,967 | · | · | 81,967 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 4, 2024 | INAB | A | 253,164 | · | · | 253,164 Direct | · | Acquired | (price as of 2026-10-05) |
| June 12, 2024 | INAB | A | 33,650 | · | · | 33,650 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 13, 2023 | INAB | A | 81,967 | · | · | 264,440 Direct | +44.92% | Acquired | (price as of 2026-10-05) |
| Dec. 13, 2023 | INAB | A | 81,967 | · | · | 81,967 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 13, 2023 | INAB | A | 81,967 | · | · | 81,967 Direct | · | Acquired | (price as of 2026-10-05) |
| June 15, 2023 | INAB | A | 85,000 | · | · | 85,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 16, 2022 | INAB | P | 105,263 | $1.90 | $200,000 | 182,473 Direct | +136.33% | Acquired | -97.5% (price as of 2026-10-05) |
| June 1, 2022 | INAB | A | 13,500 | · | · | 13,500 Direct | · | Acquired | (price as of 2026-10-05) |
| June 1, 2022 | INAB | A | 10,500 | · | · | 10,500 Direct | · | Acquired | (price as of 2026-10-05) |
| July 29, 2021 | INAB | A | 10,500 | · | · | 10,500 Direct | · | Acquired | (price as of 2026-10-05) |
| June 6, 2019 | IRD | A | 3,537 | · | · | 3,537 Direct | · | Acquired | (price as of 2026-10-05) |
| June 28, 2018 | IRD | A | 39,742 | · | · | 39,742 Direct | · | Acquired | (price as of 2026-10-05) |
| April 11, 2017 | IRD | A | 110,000 | · | · | 110,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 9, 2016 | IRD | A | 225,000 | · | · | 225,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 16, 2015 | IRD | A | 90,000 | · | · | 90,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 9, 2014 | IRD | A | 60,000 | · | · | 60,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 11, 2013 | IRD | A | 60,000 | · | · | 60,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 18, 2012 | IRD | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 9, 2011 | IRD | P | 5,000 | $1.23 | $6,150 | 150,000 Direct | +3.45% | Acquired | -99.3% (price as of 2026-10-05) |
| Sept. 9, 2011 | IRD | P | 13,300 | $1.22 | $16,226 | 145,000 Direct | +10.10% | Acquired | -99.3% (price as of 2026-10-05) |
| Sept. 9, 2011 | IRD | P | 55,100 | $1.22 | $67,222 | 131,700 Direct | +71.93% | Acquired | -99.3% (price as of 2026-10-05) |
| Sept. 9, 2011 | IRD | P | 6,600 | $1.21 | $7,986 | 76,600 Direct | +9.43% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 15,000 | $1.08 | $16,200 | 70,000 Direct | +27.27% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 2,500 | $1.10 | $2,750 | 55,000 Direct | +4.76% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 5,912 | $1.09 | $6,444 | 52,500 Direct | +12.69% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 13,800 | $1.10 | $15,180 | 46,588 Direct | +42.09% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 7,200 | $1.12 | $8,064 | 32,788 Direct | +28.14% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 8, 2011 | IRD | P | 588 | $1.13 | $664 | 25,588 Direct | +2.35% | Acquired | -99.2% (price as of 2026-10-05) |
| Sept. 7, 2011 | IRD | P | 5,000 | $1.04 | $5,200 | 25,000 Direct | +25.00% | Acquired | -99.1% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 300 | $0.94 | $282 | 20,000 Direct | +1.52% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 4,500 | $0.94 | $4,230 | 19,700 Direct | +29.61% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 300 | $0.94 | $282 | 15,200 Direct | +2.01% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 3,900 | $0.94 | $3,666 | 14,900 Direct | +35.45% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 5,300 | $0.95 | $5,035 | 11,000 Direct | +92.98% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 2,450 | $0.95 | $2,328 | 5,700 Direct | +75.38% | Acquired | -99.0% (price as of 2026-10-05) |
| Sept. 6, 2011 | IRD | P | 3,250 | $0.95 | $3,088 | 3,250 Direct | · | Acquired | -99.0% (price as of 2026-10-05) |
| June 6, 2011 | IRD | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 17, 2010 | IRD | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
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.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 9, 2026 | INAB | Stock Option (right to buy) | Common Stock | $1.58 | May 9, 2036 | 22,000 | Acquired |
| May 8, 2025 | INAB | Stock Option (right to buy) | Common Stock | $0.17 | May 8, 2035 | 63,150 | Acquired |
| April 30, 2025 | INAB | Series A Warrants (right to buy) | Common Stock | $0.18 | May 2, 2025 | 81,967 | Disposed |
| April 30, 2025 | INAB | Series B Warrants (right to buy) | Common Stock | $0.18 | May 2, 2025 | 81,967 | Disposed |
| April 27, 2025 | INAB | Series A Warrants (right to buy) | Common Stock | $0.45 | Oct. 4, 2025 | 81,967 | Disposed |
| April 27, 2025 | INAB | Series A Warrants (right to buy) | Common Stock | $0.18 | May 2, 2025 | 81,967 | Acquired |
| April 27, 2025 | INAB | Series B Warrants (right to buy) | Common Stock | $1.50 | Dec. 13, 2028 | 81,967 | Disposed |
| April 27, 2025 | INAB | Series B Warrants (right to buy) | Common Stock | $0.18 | May 2, 2025 | 81,967 | Acquired |
| Dec. 19, 2024 | INAB | Stock Option (right to buy) | Common Stock | $0.24 | Dec. 19, 2034 | 49,490 | Acquired |
| Oct. 4, 2024 | INAB | Series A Warrants (right to buy) | Common Stock | $1.25 | June 13, 2025 | 81,967 | Disposed |
| Oct. 4, 2024 | INAB | Series A Warrants (right to buy) | Common Stock | $0.45 | Oct. 4, 2025 | 81,967 | Acquired |
| Oct. 4, 2024 | INAB | Series C Warrants (right to buy) | Common Stock | $0.27 | Oct. 4, 2027 | 253,164 | Acquired |
| June 12, 2024 | INAB | Stock Option (right to buy) | Common Stock | $1.47 | June 12, 2034 | 33,650 | Acquired |
| Dec. 13, 2023 | INAB | Series A Warrants (right to buy) | Common Stock | $1.25 | June 13, 2025 | 81,967 | Acquired |
| Dec. 13, 2023 | INAB | Series B Warrants (right to buy) | Common Stock | $1.50 | Dec. 13, 2028 | 81,967 | Acquired |
| June 15, 2023 | INAB | Stock Option (right to buy) | Common Stock | $2.12 | June 15, 2033 | 85,000 | Acquired |
| June 1, 2022 | INAB | Stock Option (right to buy) | Common Stock | $2.24 | June 1, 2032 | 13,500 | Acquired |
| June 1, 2022 | INAB | Stock Option (right to buy) | Common Stock | $2.24 | June 1, 2032 | 10,500 | Acquired |
| July 29, 2021 | INAB | Stock Option (right to buy) | Common Stock | $10.00 | July 29, 2031 | 10,500 | Acquired |
| June 6, 2019 | IRD | Stock Option (right to buy) | Common Stock | $5.23 | June 6, 2029 | 3,537 | Acquired |
| June 28, 2018 | IRD | Stock Option (right to buy) | Common Stock | $1.46 | June 28, 2028 | 39,742 | Acquired |
| April 11, 2017 | IRD | Stock Option (right to buy) | Common Stock | $0.62 | April 11, 2027 | 110,000 | Acquired |
| June 9, 2016 | IRD | Stock Option (right to buy) | Common Stock | $0.28 | June 9, 2026 | 225,000 | Acquired |
| Sept. 16, 2015 | IRD | Stock Option (right to buy) | Common Stock | $0.54 | Sept. 16, 2025 | 90,000 | Acquired |
| June 9, 2014 | IRD | Stock Option (right to buy) | Common Stock | $0.90 | June 9, 2024 | 60,000 | Acquired |
| June 11, 2013 | IRD | Stock Options (right-to-buy) | Common Stock | $0.50 | June 11, 2013 | 60,000 | Acquired |
| June 18, 2012 | IRD | Stock Options (right-to-buy) | Common Stock | $0.38 | June 18, 2022 | 20,000 | Acquired |
| June 6, 2011 | IRD | Stock Options (right-to-buy) | Common Stock | $1.25 | June 6, 2021 | 20,000 | Acquired |
| Sept. 17, 2010 | IRD | Stock Options (right-to-buy) | Common Stock | $1.19 | Sept. 17, 2020 | 20,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.