MGNX — MACROGENICS INC
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 2016-01-04.
Performance
Technicals
Others in Healthcare
Measured signals that fired on MGNX
| date | signal | measured base rate |
|---|---|---|
| 2026-05-22 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-04-20 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
| 2026-03-10 | Breakout to a 52-week high price | -1.00% over 21 days · t = -8.58 · n = 24,386 statistically distinguishable from its control group |
| 2026-02-26 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically 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 |
|---|---|---|---|---|---|
| 2026-08-19 | Peters Jeffrey Stuart Senior VP, GC, and Secretary | Open-market sale 10b5-1 plan | 31.1K | 4.15 | 129.1K |
| 2026-08-17 | Bonvini Ezio Sr VP, Research & CSO | Option exercise | 40.0K | 2.60 | 104.0K |
| 2026-05-18 | HURWITZ EDWARD Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | HEIDEN WILLIAM K Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | Liu Margaret Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | Jackson Scott Thomas Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | Ferrante Karen Jean Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | O'Brien Federica F. Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | STUMP DAVID C Director | Option exercise | 3.8K | — | — |
| 2026-05-18 | Chhabra Meenu Director | Option exercise | 3.8K | — | — |
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 |
|---|---|---|
| ARMISTICE CAPITAL, LLC | 17.4M | 6.0M |
| RENAISSANCE TECHNOLOGIES LLC | 8.6M | 3.0M |
| MILLENNIUM MANAGEMENT LLC | 8.1M | 2.8M |
| VANGUARD CAPITAL MANAGEMENT LLC | 7.7M | 2.7M |
| TWO SIGMA INVESTMENTS, LP | 7.3M | 2.5M |
| BANK OF AMERICA CORP /DE/ | 6.9M | 2.4M |
| MARSHALL WACE, LLP | 5.9M | 2.0M |
| RA CAPITAL MANAGEMENT, L.P. | 5.4M | 1.9M |
| WASATCH ADVISORS LP | 4.5M | 1.6M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.5M | 1.2M |
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 →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-14 | 2026-06-30 | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-08-14 | — | on EDGAR ↗ |
| 8-K | 2026-08-13 | 2026-08-13 | on EDGAR ↗ |
| 144 | 2026-08-03 | — | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-08-03 | — | on EDGAR ↗ |
| SCHEDULE 13G | 2026-07-29 | — | on EDGAR ↗ |
| 8-K | 2026-07-23 | 2026-07-23 | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-07-20 | — | on EDGAR ↗ |
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 →
Recent headlines
- MACROGENICS INC (MGNX) filed form 10-Q · 2026-08-14 · SEC EDGAR
- MACROGENICS INC (MGNX) filed form SCHEDULE 13G/A · 2026-08-14 · SEC EDGAR
- MacroGenics GAAP EPS of -$1.10 misses by $1.02, revenue of $32.83M misses by $26.31M · 2026-08-13
- Macrogenics Inc (MGNX) filed form 8-K · 2026-08-13 · SEC EDGAR
- MACROGENICS INC (MGNX) filed form 8-K · 2026-08-13 · SEC EDGAR
- MacroGenics stock rises on $10M Gilead option exercise · 2026-08-11
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