WGS — GeneDx Holdings Corp.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2020-11-04.
Performance
Technicals
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Measured signals that fired on WGS
| date | signal | measured base rate |
|---|---|---|
| 2026-08-10 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-08-07 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-08-04 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-06-25 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-05-28 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-05-20 | Cluster buy: three or more insiders insider | +0.63% over 21 days · t = 1.84 · n = 3,050 not distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-06-18 | Meister Keith A. Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-18 | Casdin Eli Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-18 | Ryan Jason Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-18 | RUCH JOSHUA Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-18 | Leproust Emily M. Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-18 | PFENNIGER RICHARD C JR Director | Option exercise | 3.6K | 0.00 | 0 |
| 2026-06-16 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Open-market sale | 5.9K | 60.83 | 360.8K |
| 2026-06-16 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Open-market sale | 2.4K | 61.50 | 149.4K |
| 2026-06-16 | Feeley Kevin CHIEF FINANCIAL OFFICER | Open-market sale | 2.1K | 60.83 | 128.1K |
| 2026-06-16 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Open-market sale | 2.1K | 59.75 | 127.9K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Corvex Management LP | 207.3M | 3.2M |
| Casdin Capital, LLC | 193.1M | 3.0M |
| BlackRock, Inc. | 99.6M | 1.6M |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 87.9M | 1.4M |
| GOLDMAN SACHS GROUP INC | 85.7M | 1.3M |
| ARK Investment Management LLC | 85.1M | 1.3M |
| VANGUARD CAPITAL MANAGEMENT LLC | 55.1M | 858.6K |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 49.8M | 775.3K |
| Zweig-DiMenna Associates LLC | 44.3M | 689.3K |
| CITADEL ADVISORS LLC | 41.6M | 647.4K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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