Insider · CIK 0001198230
Martha J Demski
director
Files at CMRX (CHIMERIX INC), EQ (Equillium, Inc.), TKNO (Alpha Teknova, Inc.). First filing Jul 1, 2025, latest Jul 1, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 1
$0 bought, $41k sold
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 11Weak | Alpha Teknova, Inc. | $41k 8,000 shares | -40% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 17, 2025 | TKNO Alpha Teknova, Inc. | AGrant or award Non-Qualified Stock Option (right to buy)derivative | +54,300 | $0.00 | $0 | 54,300 | Jul 1, 2025 |
| Jun 27, 2025 | TKNO Alpha Teknova, Inc. | SOpen-market sale Common Stock10b5-1 | -8,000 | $5.06 | $41k | 12,000 | Jul 1, 2025 |
| Jun 17, 2025 | TKNO Alpha Teknova, Inc. | AGrant or award Common Stock | +54,300 | $0.00 | $0 | 74,300 | Jun 25, 2025 |
| May 21, 2025 | EQ Equillium, Inc. | AGrant or award Director Stock Option (right to buy)derivative | +20,000 | $0.00 | $0 | 20,000 | May 23, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Common Stockindirect: By the Martha J. Demski Trust u/a 10/01/94 | -72,055 | $8.55 | $616k | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -9,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -9,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -21,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -21,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -21,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -35,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -35,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -50,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -60,000 | - | - | 0 | Apr 21, 2025 |
| Apr 21, 2025 | CMRX CHIMERIX INC | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -60,000 | - | - | 0 | Apr 21, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | AGrant or award Director Stock Option (right to buy)derivative | +12,000 | - | - | 12,000 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | DDisposition to issuer Director Stock Option (right to buy)derivative | -12,000 | - | - | 0 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | AGrant or award Director Stock Option (right to buy)derivative | +24,000 | - | - | 24,000 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | DDisposition to issuer Director Stock Option (right to buy)derivative | -24,000 | - | - | 0 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | AGrant or award Director Stock Option (right to buy)derivative | +20,770 | - | - | 20,770 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | DDisposition to issuer Director Stock Option (right to buy)derivative | -20,770 | - | - | 0 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | AGrant or award Director Stock Option (right to buy)derivative | +20,000 | - | - | 20,000 | Feb 19, 2025 |
| Feb 14, 2025 | EQ Equillium, Inc. | DDisposition to issuer Director Stock Option (right to buy)derivative | -20,000 | - | - | 0 | Feb 19, 2025 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.