Krishnan Nandabalan
CIK 1733387 · View on SEC EDGAR ↗
Insider
First SEC filing: March 7, 2018 · Latest: Feb. 14, 2023
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 16 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
16 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 6, 2023 | BTAI | S 10b5-1 | 60,000 | $17.32 | $1,039,200 | 0 Direct | -100.00% | Disposed | -99.7% (price as of 2026-08-21) |
| Jan. 5, 2023 | BTAI | S 10b5-1 | 800 | $22.93 | $18,344 | 0 Direct | -100.00% | Disposed | -99.8% (price as of 2026-08-21) |
| Jan. 5, 2023 | BTAI | S 10b5-1 | 25,089 | $22.32 | $559,986 | 800 Direct | -96.91% | Disposed | -99.8% (price as of 2026-08-21) |
| Jan. 4, 2023 | BTAI | S 10b5-1 | 9,821 | $22.21 | $218,124 | 0 Direct | -100.00% | Disposed | -99.8% (price as of 2026-08-21) |
| Jan. 4, 2023 | BTAI | S 10b5-1 | 24,290 | $21.59 | $524,421 | 9,821 Direct | -71.21% | Disposed | -99.8% (price as of 2026-08-21) |
| Nov. 11, 2022 | BTAI | S 10b5-1 | 32,550 | $15.00 | $488,250 | 0 Direct | -100.00% | Disposed | -99.7% (price as of 2026-08-21) |
| Nov. 10, 2022 | BTAI | S 10b5-1 | 27,450 | $15.00 | $411,750 | 0 Direct | -100.00% | Disposed | -99.7% (price as of 2026-08-21) |
| June 25, 2021 | BTAI | S | 473,250 | $30.83 | $14,590,298 | 8,546,750 Indirect | -5.25% | Disposed | -99.8% (price as of 2026-08-21) |
| Nov. 29, 2018 | BTAI | P | 1,000 | $4.92 | $4,920 | 1,000 Direct | — | Acquired | -99.0% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| April 6, 2023 | BTAI | Stock Options | Common Stock (60,000) | $0.41 | Aug. 23, 2027 | 60,000 | Disposed |
| Jan. 5, 2023 | BTAI | Stock Options | Common Stock (25,889) | $0.41 | Aug. 23, 2027 | 25,889 | Disposed |
| Jan. 4, 2023 | BTAI | Stock Options | Common Stock (34,111) | $0.41 | Aug. 23, 2027 | 34,111 | Disposed |
| Nov. 11, 2022 | BTAI | Stock Options | Common Stock (32,550) | $0.41 | Aug. 23, 2027 | 32,550 | Disposed |
| Nov. 10, 2022 | BTAI | Stock Options | Common Stock (27,450) | $0.41 | Aug. 23, 2027 | 27,450 | Disposed |
| Jan. 2, 2020 | BTAI | Stock Option (Right to Buy) | Common Stock (15,000) | $13.60 | Jan. 2, 2030 | 15,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.