Elizabeth A Grammer insider trades: Ardelyx (ARDX) stock buys and sales
Trades on the price chart
Daily close, with an arrow on each day they bought or sold
Companies
Where Elizabeth reports to the SEC
Open-market buys and sales
43 trades reported on SEC Form 4, newest first
| Date | Stock | Type | Shares | Price | Value | Holding | Reported |
|---|---|---|---|---|---|---|---|
| Nov 21, 2025 | ARDX | ↓ Sell | 5,995 | $5.54 | $33K | Direct | Nov 25, 2025 (4d) |
| Aug 21, 2025 | ARDX | ↓ Sell | 5,841 | $5.93 | $35K | Direct | Aug 25, 2025 (4d) |
| May 20, 2025 | ARDX | ↓ Sell | 5,992 | $4.08 | $24K | Direct | May 22, 2025 (2d) |
| Feb 20, 2025 | ARDX | ↓ Sell | 4,291 | $5.62 | $24K | Direct | Feb 21, 2025 (1d) |
| Nov 20, 2024 | ARDX | ↓ Sell | 7,046 | $4.79 | $34K | Direct | Nov 22, 2024 (2d) |
| Aug 20, 2024 | ARDX | ↓ Sell | 7,089 | $5.86 | $42K | Direct | Aug 22, 2024 (2d) |
| May 21, 2024 | ARDX | ↓ Sell | 6,927 | $7.81 | $54K | Direct | May 23, 2024 (2d) |
| May 6, 2024 | ARDX | ↓ Sell | 284,170 | $8.88 | $2.5M | Direct | May 9, 2024 (3d) |
| May 3, 2024 | ARDX | ↓ Sell | 45,000 | $9.00 | $405K | Direct | May 7, 2024 (4d) |
| Mar 20, 2024 | ARDX | ↓ Sell | 86,000 | $7.73 | $665K | Direct | Mar 22, 2024 (2d) |
| Feb 20, 2024 | ARDX | ↓ Sell | 4,432 | $8.75 | $39K | Direct | Feb 22, 2024 (2d) |
| Dec 11, 2023 | ARDX | ↓ Sell | 50,000 | $5.08 | $254K | Direct | Dec 13, 2023 (2d) |
| Nov 20, 2023 | ARDX | ↓ Sell | 2,384 | $4.36 | $10K | Direct | Nov 22, 2023 (2d) |
| Aug 21, 2023 | ARDX | ↓ Sell | 2,392 | $3.55 | $8K | Direct | Aug 23, 2023 (2d) |
| May 23, 2023 | ARDX | ↓ Sell | 2,384 | $3.65 | $9K | Direct | May 25, 2023 (2d) |
| Feb 21, 2023 | ARDX | ↓ Sell | 2,914 | $3.00 | $9K | Direct | Feb 24, 2023 (3d) |
| Nov 22, 2022 | ARDX | ↓ Sell | 1,242 | $1.95 | $2K | Direct | Nov 23, 2022 (1d) |
| Aug 31, 2022 | ARDX | ↑ Buy | 3,000 | $0.62 | $2K | Direct | Sep 1, 2022 (1d) |
| Aug 22, 2022 | ARDX | ↓ Sell | 1,236 | $0.98 | $1K | Direct | Aug 24, 2022 (2d) |
| Jun 6, 2022 | ARDX | ↓ Sell | 60,821 | $0.65 | $40K | Direct | Jun 8, 2022 (2d) |
| May 20, 2022 | ARDX | ↓ Sell | 1,263 | $0.67 | $848 | Direct | May 23, 2022 (3d) |
| Feb 22, 2022 | ARDX | ↓ Sell | 1,528 | $0.67 | $1K | Direct | Feb 25, 2022 (3d) |
| Nov 22, 2021 | ARDX | ↓ Sell | 537 | $0.99 | $533 | Direct | Nov 24, 2021 (2d) |
| Nov 12, 2021 | ARDX | ↓ Sell | 77,432 | $1.13 | $87K | Direct | Nov 12, 2021 (0d) |
| Aug 20, 2021 | ARDX | ↓ Sell | 526 | $1.32 | $694 | Direct | Aug 24, 2021 (4d) |
| May 20, 2021 | ARDX | ↓ Sell | 508 | $7.09 | $4K | Direct | May 21, 2021 (1d) |
| Feb 22, 2021 | ARDX | ↓ Sell | 504 | $6.88 | $3K | Direct | Feb 24, 2021 (2d) |
| Dec 14, 2020 | ARDX | ↓ Sell | 42,000 | $7.30 | $307K | Direct | Dec 15, 2020 (1d) |
| Sep 15, 2020 | ARDX | ↓ Sell | 28,810 | $5.37 | $155K | Direct | Sep 17, 2020 (2d) |
| Apr 27, 2020 | ARDX | ↓ Sell | 17,824 | $7.47 | $133K | Direct | Apr 28, 2020 (1d) |
| Dec 30, 2019 | ARDX | ↑ Buy | 66 | $7.51 | $496 | By son | Jan 2, 2020 (3d) |
| Dec 3, 2019 | ARDX | ↓ Sell | 5,000 | $8.00 | $40K | Direct | Dec 5, 2019 (2d) |
| Nov 19, 2019 | ARDX | ↓ Sell | 5,000 | $7.00 | $35K | Direct | Nov 21, 2019 (2d) |
| Aug 22, 2019 | ARDX | ↓ Sell | 5,000 | $3.50 | $18K | Direct | Aug 23, 2019 (1d) |
| Jun 4, 2019 | ARDX | ↓ Sell | 2,520 | $2.54 | $6K | Direct | Jun 6, 2019 (2d) |
| Jan 2, 2019 | ARDX | ↓ Sell | 4,920 | $1.70 | $8K | Direct | Jan 4, 2019 (2d) |
| Nov 13, 2018 | ARDX | ↓ Sell | 6,539 | $2.84 | $19K | Direct | Nov 15, 2018 (2d) |
| Sep 23, 2016 | ARDX | ↓ Sell | 5,000 | $12.00 | $60K | Direct | Sep 26, 2016 (3d) |
| Sep 19, 2016 | ARDX | ↓ Sell | 6,859 | $11.21 | $77K | Direct | Sep 21, 2016 (2d) |
| Sep 1, 2015 | ARDX | ↓ Sell | 893 | $18.32 | $16K | Direct | Sep 3, 2015 (2d) |
| Jul 22, 2015 | ARDX | ↓ Sell | 2,500 | $18.00 | $45K | Direct | Jul 23, 2015 (1d) |
| Jul 15, 2015 | ARDX | ↓ Sell | 10,000 | $17.11 | $171K | Direct | Jul 16, 2015 (1d) |
| Mar 2, 2015 | ARDX | ↓ Sell | 1,737 | $15.81 | $27K | Direct | Mar 4, 2015 (2d) |
Each row is one filing's trades in one stock, summed. Shares and prices are as filed, before any later stock split.
Other ARDX insiders
Open-market trades in the last 12 months
About Elizabeth A Grammer's insider trades
Elizabeth A Grammer is See Remarks at Ardelyx (ARDX). Since Mar 2, 2015, Elizabeth has reported 2 open-market purchases worth $2K and 41 sales worth $5.4M on SEC Form 4. In the last 12 months: 1 sale ($33K).
Their filings also include grants and awards (18 filings), option exercises (8 filings), gifts (4 filings), shares returned to the company (1 filing). These aren't open-market trades and aren't counted above.
How to read insider trades
Officers, directors and owners of more than 10% of a company must report trades in its stock on SEC Form 4, usually within two business days. Purchases with their own money are the stronger signal: insiders sell for many reasons (taxes, diversification, a house), but buy for one. See every ARDX insider trade, the latest insider trades across the market, or cluster buys, when several insiders buy the same stock within days.