Insider · CIK 0001720317
Teresa A Harris
Files at ZD (ZIFF DAVIS, INC.), ALTR (Altair Engineering Inc.). First filing Nov 6, 2024, latest Mar 6, 2025.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
ZD: ZIFF DAVIS, INC.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 37Weak | Altair Engineering Inc. | $50k 450 shares | -2% | - | |
| 33Weak | ZIFF DAVIS, INC. | $25k 593 shares | +7% | - | |
| 49Moderate | Altair Engineering Inc. | $301k 2,700 shares | -13% | - | |
| 3Weak | Altair Engineering Inc. | $65k 620 shares | -3% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| May 7, 2025 | ZD ZIFF DAVIS, INC. | MOption exercise Common Stock $0.01 Par Value | +3,610 | $31.63 | $114k | 12,843 | May 9, 2025 |
| May 7, 2024 | ZD ZIFF DAVIS, INC. | MOption exercise Restricted Stock Unitsderivative | -3,610 | $0.00 | $0 | 0 | May 9, 2025 |
| May 7, 2025 | ZD ZIFF DAVIS, INC. | AGrant or award Restricted Stock Unitsderivative | +7,903 | $0.00 | $0 | 7,903 | May 9, 2025 |
| Mar 26, 2025 | ALTR Altair Engineering Inc. | DDisposition to issuer Class A Common Stock | -18,092 | $113.00 | $2.0M | 0 | Mar 26, 2025 |
| Mar 26, 2025 | ALTR Altair Engineering Inc. | DDisposition to issuer Class A Common Stock Optionderivative | -12,020 | $108.48 | $1.3M | 0 | Mar 26, 2025 |
| Mar 26, 2025 | ALTR Altair Engineering Inc. | DDisposition to issuer Class A Common Stock Optionderivative | -4,000 | $107.82 | $431k | 0 | Mar 26, 2025 |
| Mar 6, 2025 | ALTR Altair Engineering Inc. | SOpen-market sale Class A Common Stock | -450 | $111.08 | $50k | 18,092 | Mar 6, 2025 |
| Feb 27, 2025 | ZD ZIFF DAVIS, INC. | POpen-market purchase Common Stock, $0.01 par value | +593 | $42.11 | $25k | 9,233 | Feb 28, 2025 |
| Feb 25, 2025 | ALTR Altair Engineering Inc. | SOpen-market sale Class A Common Stock | -2,700 | $111.61 | $301k | 18,542 | Feb 27, 2025 |
| Nov 5, 2024 | ALTR Altair Engineering Inc. | MOption exercise Class A Common Stock10b5-1 | +620 | $0.00 | $0 | 21,862 | Nov 6, 2024 |
| Nov 5, 2024 | ALTR Altair Engineering Inc. | SOpen-market sale Class A Common Stock10b5-1 | -620 | $104.10 | $65k | 21,242 | Nov 6, 2024 |
| Nov 5, 2024 | ALTR Altair Engineering Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -620 | $0.00 | $0 | 12,020 | Nov 6, 2024 |
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.