Shah Rajeev M. has filed 41 Form 4s with the SEC that we hold, for Vor Biopharma Inc. (VOR) (Director, 10% owner), Cytek Biosciences, Inc. (CTKB) (Director), AN2 Therapeutics, Inc. (ANTX) (10% owner) and Acumen Pharmaceuticals, Inc. (ABOS) (Director, 10% owner), among 26 companies in all. Across all of them we count 38 purchases worth $314.0M and 24 sales worth $28.0M reported on Form 4. In the last 12 months: 8 purchases ($61.0M) and 21 sales ($26.5M). The largest single trade was a purchase of 3,828,400 shares of Septerna, Inc. worth $68.9M, dated 2024-10-28. The first filing on our record is dated 2021-07-06 and the latest 2026-06-11.
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-10-15 | S, sale reported on Form 4 | 8,384 | $256.1K | 2025-10-17 |
| 2025-10-15 | S, sale reported on Form 4 | 42,699 | $1.3M | 2025-10-17 |
| 2025-10-15 | S, sale reported on Form 4 | 46 | $1.4K | 2025-10-17 |
| 2025-10-15 | S, sale reported on Form 4 | 234 | $7.3K | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 4 | $125 | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 20 | $627 | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 3,108 | $94.4K | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 15,826 | $480.5K | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 21,804 | $639.3K | 2025-10-17 |
| 2025-10-16 | S, sale reported on Form 4 | 111,041 | $3.3M | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 34,284 | $998.4K | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 30,758 | $931.4K | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 6,040 | $182.9K | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 12,691 | $393.4K | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 2,492 | $77.3K | 2025-10-17 |
| 2025-10-17 | S, sale reported on Form 4 | 174,594 | $5.1M | 2025-10-17 |
| 2026-04-08 | S, sale reported on Form 4 | 130,862 | $2.2M | 2026-04-10 |
| 2026-04-08 | S, sale reported on Form 4 | 353,242 | $5.8M | 2026-04-10 |
| 2026-04-09 | S, sale reported on Form 4 | 135,201 | $2.2M | 2026-04-10 |
| 2026-04-10 | S, sale reported on Form 4 | 828 | $13.0K | 2026-04-10 |
| 2026-04-22 | S, sale reported on Form 4 | 165,150 | $2.6M | 2026-04-24 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-02-17 | P, purchase reported on Form 4 | 166,229 | $2.5M | 2022-02-22 |
| 2022-02-18 | P, purchase reported on Form 4 | 166,229 | $2.3M | 2022-02-22 |
| 2022-02-22 | P, purchase reported on Form 4 | 214,922 | $2.9M | 2022-02-22 |
| 2022-02-28 | P, purchase reported on Form 4 | 8,746 | $113.4K | 2022-03-02 |
| 2022-03-01 | P, purchase reported on Form 4 | 294,864 | $3.8M | 2022-03-02 |
| 2022-03-02 | P, purchase reported on Form 4 | 138,255 | $1.8M | 2022-03-02 |
| 2022-03-04 | P, purchase reported on Form 4 | 63,662 | $827.0K | 2022-03-08 |
| 2022-03-07 | P, purchase reported on Form 4 | 337,901 | $4.3M | 2022-03-08 |
| 2022-03-08 | P, purchase reported on Form 4 | 245,701 | $3.2M | 2022-03-08 |
| 2022-03-09 | P, purchase reported on Form 4 | 40,154 | $521.6K | 2022-03-11 |
| 2022-03-10 | P, purchase reported on Form 4 | 256,992 | $3.3M | 2022-03-11 |
| 2022-03-11 | P, purchase reported on Form 4 | 337,492 | $4.3M | 2022-03-11 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-06-21 | P, purchase reported on Form 4 | 302 | $2.4K | 2022-06-23 |
| 2022-08-03 | P, purchase reported on Form 4 | 1,809 | $13.5K | 2022-08-05 |
| 2022-08-04 | P, purchase reported on Form 4 | 100 | $799 | 2022-08-05 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-07-06 | P, purchase reported on Form 4 | 115,668 | $1.9M | 2021-07-08 |
| 2021-07-06 | P, purchase reported on Form 4 | 1,759,332 | $28.1M | 2021-07-08 |
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-10-20 | P, purchase reported on Form 4 | 11,342 | $44.8K | 2022-10-24 |
| 2022-10-21 | P, purchase reported on Form 4 | 48,100 | $188.6K | 2022-10-24 |
| 2022-10-24 | P, purchase reported on Form 4 | 26,460 | $103.5K | 2022-10-24 |
| 2022-12-08 | P, purchase reported on Form 4 | 10,600 | $39.8K | 2022-12-12 |
| 2022-12-09 | P, purchase reported on Form 4 | 19,299 | $75.8K | 2022-12-12 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-07-02 | P, purchase reported on Form 4 | 2,785,714 | $39.0M | 2021-07-06 |
| 2024-06-17 | P, purchase reported on Form 4 | 928,110 | $1.5M | 2024-06-20 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-04-26 | P, purchase reported on Form 4 | 2,200,000 | $33.0M | 2022-04-28 |
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-05-04 | P, purchase reported on Form 4 | 133,750 | $2.4M | 2026-05-06 |
| 2026-05-04 | P, purchase reported on Form 4 | 2,541,250 | $45.7M | 2026-05-06 |
| 2026-05-05 | P, purchase reported on Form 4 | 10,268 | $256.7K | 2026-05-06 |
| 2026-05-05 | P, purchase reported on Form 4 | 87,143 | $2.1M | 2026-05-06 |
| 2026-05-06 | P, purchase reported on Form 4 | 53,407 | $1.3M | 2026-05-06 |
| 2026-05-06 | P, purchase reported on Form 4 | 14,611 | $347.3K | 2026-05-06 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-02 | P, purchase reported on Form 4 | 171,766 | $2.6M | 2021-08-04 |
| 2021-08-02 | P, purchase reported on Form 4 | 2,494,900 | $37.4M | 2021-08-04 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-05-23 | S, sale reported on Form 4 | 1,250,000 | $812.5K | 2022-05-25 |
| 2022-05-24 | S, sale reported on Form 4 | 144,805 | $73.9K | 2022-05-25 |
| 2022-05-25 | S, sale reported on Form 4 | 1,434,509 | $602.5K | 2022-05-25 |
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-03-27 | P, purchase reported on Form 4 | 310,700 | $7.4M | 2026-03-31 |
| 2026-03-30 | P, purchase reported on Form 4 | 58,300 | $1.4M | 2026-03-31 |
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-10-28 | P, purchase reported on Form 4 | 3,828,400 | $68.9M | 2024-10-30 |
| 2024-10-28 | P, purchase reported on Form 4 | 341,600 | $6.1M | 2024-10-30 |
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-01-06 | P, purchase reported on Form 4 | 1,853,000 | $4.1M | 2023-01-10 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1619841) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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