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Mahesh Krishnan
Insider
First SEC filing: June 30, 2026 · Latest: June 30, 2026
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-547,800
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 29, 2026 | HALO | M | 7,304 | · | · | 1,500 Direct | -82.96% | Disposed | (price as of 2026-10-05) |
| June 29, 2026 | HALO | S 10b5-1 | 7,304 | $75.00 | $547,800 | 14,462 Direct | -33.56% | Disposed | 44.4% (price as of 2026-10-05) |
| June 29, 2026 | HALO | M | 7,304 | $38.46 | $280,912 | 21,766 Direct | +50.50% | Acquired | 181.6% (price as of 2026-10-05) |
| May 5, 2026 | HALO | A | 6,040 | · | · | 6,040 Direct | · | Acquired | (price as of 2026-10-05) |
| May 5, 2026 | HALO | A | 3,796 | · | · | 14,462 Direct | +35.59% | Acquired | (price as of 2026-10-05) |
| May 1, 2025 | HALO | A | 4,165 | · | · | 10,666 Direct | +64.07% | Acquired | (price as of 2026-10-05) |
| May 1, 2025 | HALO | A | 5,750 | · | · | 5,750 Direct | · | Acquired | (price as of 2026-10-05) |
| April 25, 2024 | HALO | A | 6,501 | · | · | 6,501 Direct | · | Acquired | (price as of 2026-10-05) |
| April 25, 2024 | HALO | A | 8,804 | · | · | 8,804 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 |
|---|---|---|---|---|---|---|---|
| June 29, 2026 | HALO | Option to Purchase Common Stock | Common Stock | $38.46 | April 25, 2034 | 7,304 | Disposed |
| May 5, 2026 | HALO | Option to Purchase Common Stock | Common Stock | $65.87 | May 5, 2036 | 6,040 | Acquired |
| May 1, 2025 | HALO | Option to Purchase Common Stock | Common Stock | $60.03 | May 1, 2035 | 5,750 | Acquired |
| April 25, 2024 | HALO | Option to Purchase Common Stock | Common Stock | $38.46 | April 25, 2034 | 8,804 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).