MACROGENICS INC
MGNX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001125345
Insider trades, last 90 days
0 buys · 1 sell
- Sold $129.09K
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
122
- +13 vs. Q1 2026
- Total value $224.94M
Superinvestors holding MGNX
0
- None of the superinvestors held MGNX at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by MGNX insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Aug 20, 20266:19 PM ET | Aug 19, 2026 | Peters Jeffrey StuartSenior VP, GC, and Secretary | SSaleCommon Stock | −31.11K | $4.15 | −$129.09K | 0 | −100.0% | SEC10b5-1 |
| Aug 21, 2025 | Aug 19 – Aug 20, 2025 | HEIDEN WILLIAM KDirector | PPurchaseCommon Stock | +100K | $1.5052 | +$150.52K | 111K | +909.1% | SEC |
| Feb 19, 2025 | Feb 15, 2025 | Smith Beth AnnVP, Controller & Treasurer | SSaleCommon Stock | −423 | $2.56 | −$1.08K | 9.53K | −4.2% | SEC |
| Apr 8, 2024 | Apr 4, 2024 | Peters Jeffrey StuartSenior VP and General Counsel | SSaleCommon Stock | −51.4K | $15.5491 | −$799.15K | 0 | −100.0% | SEC10b5-1 |
| Mar 8, 2024 | Mar 6, 2024 | Peters Jeffrey StuartSenior VP and General Counsel | SSaleCommon Stock | −19.63K | $21.50 | −$421.94K | 8.9K | −68.8% | SEC10b5-1 |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in MGNX at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| ARMISTICE CAPITAL, LLC | 5,006,752 | $23.13M | 0.64% | −1,005,248−16.7% | Reduced |
| BlackRock, Inc. | 4,679,229 | $21.62M | 0.00% | +3,516,083+302.3% | Added |
| VANGUARD CAPITAL MANAGEMENT LLC | 2,656,010 | $12.27M | 0.00% | +2,157+0.1% | Added |
| RENAISSANCE TECHNOLOGIES LLC | 2,632,750 | $12.16M | 0.02% | −330,809−11.2% | Reduced |
| ACADIAN ASSET MANAGEMENT LLC | 2,542,643 | $11.74M | 0.01% | −1,357−0.1% | Reduced |