COHR
Underperforming without a clear catalyst yet
- COHR −7.65% on the last session vs SPY −0.25%: −7.4 pts of stock-specific move.
- Aftermath, volume spike (3.1× average volume on pace today so far): After its 16 volume spikes in the past 5 years, COHR was higher a day later 11 times out of 16; half the outcomes fell between -1.6% and +4.4%. History, not a forecast.
- 1 Reddit mentions in the past 24 hours, 69% positive over the week.
- 1 analyst action in the past 10 days (0 positive, 0 negative); latest: Rosenblatt maintained Buy, target $500.
- Market backdrop (Today): Core PPI m/m 1.3% vs 0.3% expected (hotter); Core Retail Sales m/m 0.9% vs 0.6% expected (stronger); S&P futures -0.08%, 10-year yield -3bp in the 30 minutes after.
- Activity: volume on pace for 3.1× its 20-day average.
Insiders
| Trade date | Insider | Role | Side | Type | Shares | Avg price | Value | Filed |
|---|---|---|---|---|---|---|---|---|
| Oct 12, 2026 | Sherri R Luther | CFO | Tax | tax withholding | 18,284 | $312.62 | $5.7M | Oct 14 |
| Oct 1, 2026 | Jeffrey B. Place | Chief Supply Chain Offic | Tax | tax withholding | 641 | $287.81 | $184.5K | Oct 5 |
| Sep 11, 2026 | Enrico Digirolomo | Director | Sell | unplanned | 5,315 | $305.99 | $1.6M | Sep 15 |
| Sep 9, 2026 | Robert P Beard | Chief Strategy & Legal O | Sell | unplanned | 500 | $309.32 | $154.7K | Sep 11 |
| Sep 2, 2026 | Lisa Neal-Graves | Director | Sell | unplanned | 2,200 | $268.42 | $590.5K | Sep 4 |
| Sep 1, 2026 | Julie Sheridan Eng | CTO | Sell | 10b5-1 plan | 13,077 | $274.00 | $3.6M | Sep 1 |
| Aug 31, 2026 | Stephen A Skaggs | Director | Sell | 10b5-1 plan | 2,272 | $276.88 | $629.1K | Sep 2 |
| Aug 31, 2026 | Enrico Digirolomo | Director | Sell | 10b5-1 plan | 2,272 | $276.85 | $629K | Sep 2 |
| Aug 28, 2026 | James Robert Anderson | CEO | Tax | tax withholding | 11,958 | $295.39 | $3.5M | Sep 1 |
| Aug 28, 2026 | Robert P Beard | Chief Strategy & Legal O | Tax | tax withholding | 1,896 | $295.39 | $560.1K | Sep 1 |
| Aug 28, 2026 | Julie Sheridan Eng | CTO | Tax | tax withholding | 12,862 | $295.39 | $3.8M | Sep 1 |
| Aug 28, 2026 | Sherri R Luther | CFO | Tax | tax withholding | 2,594 | $295.39 | $766.2K | Sep 1 |
| Aug 28, 2026 | Ilaria Mocciaro | CAO | Tax | tax withholding | 2,174 | $295.39 | $642.2K | Sep 1 |
| Aug 18, 2026 | Sherri R Luther | CFO | Sell | 10b5-1 plan | 3,000 | $324.00 | $972K | Aug 20 |
| Jul 22, 2026 | Sherri R Luther | CFO | Sell | 10b5-1 plan | 1,000 | $306.68 | $306.7K | Jul 24 |
| Jul 1, 2026 | Jeffrey B. Place | Chief Supply Chain Offic | Tax | tax withholding | 2,181 | $394.47 | $860.3K | Jul 6 |
| Jun 3, 2026 | James Robert Anderson | CEO | Tax | tax withholding | 25,836 | $426.89 | $11M | Jun 5 |
| May 12, 2026 | Sherri R Luther | CFO | Sell | 10b5-1 plan | 2,000 | $372.96 | $745.9K | May 13 |
| May 11, 2026 | Howard H. Xia | Director | Sell | unplanned | 2,000 | $354.50 | $709K | May 13 |
| Apr 22, 2026 | Sherri R Luther | CFO | Sell | 10b5-1 plan | 2,000 | $351.00 | $702K | Apr 24 |
| Mar 17, 2026 | Howard H. Xia | Director | Sell | unplanned | 4,240 | $245.51 | $1M | Mar 18 |
| Mar 10, 2026 | Julie Sheridan Eng | CTO | Sell | 10b5-1 plan | 1,454 | $258.18 | $375.4K | Mar 12 |
| Mar 9, 2026 | Stephen A Skaggs | Director | Sell | 10b5-1 plan | 3,523 | $243.13 | $856.6K | Mar 11 |
| Mar 6, 2026 | Enrico Digirolomo | Director | Sell | unplanned | 3,911 | $241.50 | $944.5K | Mar 9 |
| Mar 2, 2026 | Julie Sheridan Eng | CTO | Sell | 10b5-1 plan | 2,792 | $291.42 | $813.6K | Mar 4 |
| Feb 28, 2026 | Ilaria Mocciaro | CAO | Tax | tax withholding | 1,766 | $191.79 | $338.7K | Oct 7 |
| Feb 12, 2026 | Sherri R Luther | CFO | Sell | 10b5-1 plan | 4,000 | $217.74 | $871K | Feb 17 |
| Dec 10, 2025 | Joseph J Corasanti | Director | Sell | unplanned | 15,000 | $196.74 | $3M | Dec 12 |
| Dec 3, 2025 | Michelle M Sterling | Director | Sell | unplanned | 2,000 | $164.51 | $329K | Dec 3 |
| Dec 2, 2025 | Howard H. Xia | Director | Sell | unplanned | 2,000 | $170.00 | $340K | Dec 3 |
| Dec 1, 2025 | Ilaria Mocciaro | SVP | Sell | unplanned | 1,377 | $162.71 | $224.1K | Dec 3 |
| Nov 28, 2025 | Howard H. Xia | Director | Sell | unplanned | 1,000 | $158.36 | $158.4K | Dec 1 |
| Nov 21, 2025 | Enrico Digirolomo | Director | Sell | unplanned | 2,831 | $134.85 | $381.8K | Nov 25 |
| Nov 20, 2025 | Stephen A Skaggs | Director | Sell | 10b5-1 plan | 2,000 | $150.00 | $300K | Nov 21 |
| Nov 14, 2025 | Michael L Dreyer | Director | Sell | unplanned | 11,570 | $144.88 | $1.7M | Nov 17 |
| Nov 7, 2025 | Joseph J Corasanti | Director | Sell | unplanned | 9,720 | $151.25 | $1.5M | Nov 12 |
| Nov 7, 2025 | Bain Capital Investors Llc | 10% owner | Sell | unplanned | 7,500,000 | $143.37 | $1.1B | Nov 12 |
| Nov 6, 2025 | Giovanni Barbarossa | EVP | Sell | 10b5-1 plan | 60,706 | $160.00 | $9.7M | Nov 10 |
| Oct 29, 2025 | Stephen A Skaggs | Director | Sell | 10b5-1 plan | 2,000 | $140.00 | $280K | Oct 31 |
| Oct 29, 2025 | Giovanni Barbarossa | EVP | Sell | 10b5-1 plan | 59,480 | $140.59 | $8.4M | Oct 31 |
| Oct 24, 2025 | Stephen A Skaggs | Director | Sell | 10b5-1 plan | 2,000 | $130.00 | $260K | Oct 28 |
| Oct 21, 2025 | Robert P Beard | EVP | Tax | tax withholding | 5,618 | $120.20 | $675.3K | Oct 23 |
| Oct 11, 2025 | Sherri R Luther | CFO | Tax | tax withholding | 18,558 | $111.10 | $2.1M | Oct 14 |
Officers, directors and 10% owners file SEC Form 4 within two business days. Unplanned: the insider chose to trade now, the trades worth attention; their dollars make the net above. 10b5-1 plan: scheduled in advance, kept for the record. Tax: shares withheld on vesting stock, not a market trade. Awards, option exercises and gifts are left out. Source: SEC EDGAR, collected daily for the stocks discussed on Reddit.
Congress
| Trade date | Member | Chamber | Side | Amount | Disclosed |
|---|---|---|---|---|---|
| Aug 18, 2026 | Gilbert Cisneros | House | Sell | $1K–$15K | Sep 10 |
| Jun 25, 2026 | Sheldon Whitehouse | Senate | Buy | $15K–$50K | Jul 8 |
| Mar 25, 2026 | Gilbert Cisneros | House | Buy | $1K–$15K | Apr 7 |
| Feb 4, 2026 | Markwayne Mullin | Senate | Sell | $15K–$50K | Mar 2 |
| Dec 18, 2025 | Markwayne Mullin | Senate | Sell | $15K–$50K | Jan 13 |
| Dec 18, 2025 | Markwayne Mullin | Senate | Sell | $15K–$50K | Jan 13 |
| Oct 31, 2025 | Lisa McClain | House | Sell | $1K–$15K | Nov 21 |
| Oct 30, 2025 | Lisa McClain | House | Sell | $1K–$15K | Nov 21 |
| Oct 30, 2025 | Lisa McClain | House | Buy | $1K–$15K | Nov 21 |
Members of Congress report trades within 45 days of the trade date, so these are never real-time. Amounts are disclosed as ranges; the net uses each range's midpoint (≈). Source: House and Senate periodic transaction reports via CongressInvests, refreshed daily.
Funds
| Investor | Shares | Value | Of its portfolio | Vs quarter before | As of |
|---|---|---|---|---|---|
| Bridgewater (Ray Dalio's firm) | 15,206 | $6M | 0.02% | -91% | Q2 2026 |
| Date | Investor | Move | Source | Shares | ≈ Value | Now held | Filed |
|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Duquesne Family Office (Stanley Druckenmiller) | Sold out | 13F, Q2 2026 | 40,400 | $9.6M | Aug 14 | |
| May 15, 2026 | Duquesne Family Office (Stanley Druckenmiller) | New stake | 13F, Q1 2026 | 40,400 | $9.6M | 0.3% | May 15 |
| Nov 14, 2025 | Duquesne Family Office (Stanley Druckenmiller) | Sold out | 13F, Q3 2025 | 1,157,840 | $103.3M | Nov 14 |
Well-known investors we follow (Buffett, Ackman, Icahn, Druckenmiller, Tepper, Soros and others). 13F: managers report their US stock holdings up to 45 days after each quarter; the change from the quarter before is dated by the filing, the trades happened some time in the quarter, and the value is at the quarter-end price (≈). New and closed positions, and adds or cuts of 20% or more, of positions at least 0.2% of the portfolio. ARK: Cathie Wood's ETFs publish their holdings every morning; the change beyond the fund's own inflows and outflows, dated by the session it traded. 5%+ stake: Schedule 13D (with intent to influence) or 13G (passive), filed within days. Source: SEC EDGAR, ark-funds.com, refreshed daily. Who holds it: each investor's latest 13F portfolio (positions at the quarter's end; one sold since would not show until the next filing), and ARK's ETFs as of their latest daily file. The funds we follow and their portfolios · All recent insider, congressional and fund moves