Philip P. Breitfeld
Insider
First SEC filing: Nov. 16, 2016 · Latest: Nov. 16, 2016
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 |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 5, 2025 | CSBR | A | 13,790 | $6.80 | $93,772 | 13,790 Direct | · | Acquired | -27.4% (price as of 2026-10-02) |
| March 25, 2025 | CSBR | J | 4,150 | · | · | 5,717 Direct | -42.06% | Disposed | (price as of 2026-10-02) |
| Nov. 12, 2024 | CSBR | A | 18,715 | $4.64 | $86,838 | 18,715 Direct | · | Acquired | 6.5% (price as of 2026-10-02) |
| Nov. 3, 2023 | CSBR | A | 15,495 | $5.51 | $85,377 | 15,495 Direct | · | Acquired | -10.3% (price as of 2026-10-02) |
| Nov. 1, 2022 | CSBR | A | 11,480 | $7.00 | $80,360 | 11,480 Direct | · | Acquired | -29.4% (price as of 2026-10-02) |
| Oct. 12, 2022 | CSBR | M | 8,333 | $3.21 | $26,749 | 18,200 Direct | +84.45% | Acquired | 53.9% (price as of 2026-10-02) |
| Oct. 12, 2022 | CSBR | F | 3,562 | $7.51 | $26,751 | 14,638 Direct | -19.57% | Disposed | -34.2% (price as of 2026-10-02) |
| Oct. 12, 2022 | CSBR | M | 8,333 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 5, 2021 | CSBR | A | 8,045 | $10.10 | $81,254 | 8,045 Direct | · | Acquired | -51.1% (price as of 2026-10-02) |
| March 23, 2021 | CSBR | M | 4,167 | $3.65 | $15,210 | 4,167 Direct | · | Acquired | 35.3% (price as of 2026-10-02) |
| March 23, 2021 | CSBR | F | 1,340 | $11.35 | $15,209 | 2,827 Direct | -32.16% | Disposed | -56.5% (price as of 2026-10-02) |
| March 23, 2021 | CSBR | M | 4,167 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Dec. 16, 2020 | CSBR | S | 31,443 | $11.35 | $356,878 | 0 Direct | -100.00% | Disposed | -56.5% (price as of 2026-10-02) |
| Dec. 8, 2020 | CSBR | A | 8,333 | $11.96 | $99,663 | 8,333 Direct | · | Acquired | -58.7% (price as of 2026-10-02) |
| Nov. 4, 2019 | CSBR | A | 8,333 | $5.43 | $45,248 | 8,333 Direct | · | Acquired | -9.0% (price as of 2026-10-02) |
| Nov. 1, 2018 | CSBR | A | 8,333 | $12.73 | $106,079 | 8,333 Direct | · | Acquired | -61.2% (price as of 2026-10-02) |
| Nov. 8, 2017 | CSBR | A | 8,333 | $3.21 | $26,749 | 8,333 Direct | · | Acquired | 53.9% (price as of 2026-10-02) |
| Jan. 3, 2017 | CSBR | A | 45,000 | $2.85 | $128,250 | 45,000 Direct | · | Acquired | 73.3% (price as of 2026-10-02) |
| Nov. 1, 2016 | CSBR | A | 8,333 | · | · | 8,333 Direct | · | Acquired | (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.
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 |
|---|---|---|---|---|---|---|---|
| Nov. 5, 2025 | CSBR | Option to purchase Common Stock | Common Stock | $6.80 | Nov. 5, 2035 | 13,790 | Acquired |
| Nov. 12, 2024 | CSBR | Option to purchase Common Stock | Common Stock | $4.64 | Nov. 12, 2034 | 18,715 | Acquired |
| Nov. 3, 2023 | CSBR | Option to purchase Common Stock | Common Stock | $5.51 | Nov. 3, 2033 | 15,495 | Acquired |
| Nov. 1, 2022 | CSBR | Option to purchase Common Stock | Common Stock | $7.00 | Nov. 1, 2032 | 11,480 | Acquired |
| Oct. 12, 2022 | CSBR | Option to purchase Common Stock | Common Stock | $3.21 | Oct. 31, 2022 | 8,333 | Disposed |
| Nov. 5, 2021 | CSBR | Option to purchase Common Stock | Common Stock | $10.10 | Nov. 5, 2031 | 8,045 | Acquired |
| March 23, 2021 | CSBR | Option to purchase Common Stock | Common Stock | $3.65 | April 11, 2021 | 4,167 | Disposed |
| Dec. 8, 2020 | CSBR | Option to purchase Common Stock | Common Stock | $11.96 | Dec. 8, 2025 | 8,333 | Acquired |
| Nov. 4, 2019 | CSBR | Option to purchase Common Stock | Common Stock | $5.43 | Nov. 3, 2024 | 8,333 | Acquired |
| Nov. 1, 2018 | CSBR | Option to purchase Common Stock | Common Stock | $12.73 | Nov. 1, 2023 | 8,333 | Acquired |
| Nov. 8, 2017 | CSBR | Option to purchase Common Stock | Common Stock | $3.21 | Oct. 31, 2022 | 8,333 | Acquired |
| Jan. 3, 2017 | CSBR | Option to purchase Common Stock | Common Stock | $1.59 | Nov. 1, 2021 | 45,000 | Acquired |
| Nov. 1, 2016 | CSBR | Option to purchase Common Stock | Common Stock | $1.59 | Nov. 1, 2021 | 8,333 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 16, 2016 | CSBR | Option to purchase Common Stock | 4,167 | Direct |