Jim Simons’s MacroGenics MGNX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $8.56M | Buy |
2,963,559
+54,928
| +2% | +$117K | 0.01% | 1055 |
|
|
2025
Q4 | $4.68M | Buy |
2,908,631
+1,207,408
| +71% | +$1.9M | 0.01% | 1343 |
|
|
2025
Q3 | $2.86M | Buy |
1,701,223
+374,729
| +28% | +$607K | ﹤0.01% | 1841 |
|
|
2025
Q2 | $1.61M | Buy |
1,326,494
+174,224
| +15% | +$253K | ﹤0.01% | 2250 |
|
|
2025
Q1 | $1.46M | Buy |
1,152,270
+613,747
| +114% | +$1.6M | ﹤0.01% | 2182 |
|
|
2024
Q4 | $1.75M | Buy |
538,523
+220,100
| +69% | +$793K | ﹤0.01% | 2141 |
|
|
2024
Q3 | $1.05M | Sell |
318,423
-165,604
| -34% | -$645K | ﹤0.01% | 2422 |
|
|
2024
Q2 | $2.06M | Sell |
484,027
-231,000
| -32% | -$2.25M | ﹤0.01% | 1866 |
|
|
2024
Q1 | $10.5M | Sell |
715,027
-48,500
| -6% | -$733K | 0.02% | 965 |
|
|
2023
Q4 | $7.34M | Buy |
763,527
+98,377
| +15% | +$680K | 0.01% | 1100 |
|
|
2023
Q3 | $3.1M | Sell |
665,150
-89,673
| -12% | -$446K | 0.01% | 1585 |
|
|
2023
Q2 | $4.04M | Buy |
754,823
+180,000
| +31% | +$1.11M | 0.01% | 1550 |
|
|
2023
Q1 | $4.12M | Buy |
574,823
+91,700
| +19% | +$552K | 0.01% | 1588 |
|
|
2022
Q4 | $3.24M | Sell |
483,123
-26,100
| -5% | -$143K | ﹤0.01% | 1765 |
|
|
2022
Q3 | $1.76M | Sell |
509,223
-921,700
| -64% | -$3.53M | ﹤0.01% | 2098 |
|
|
2022
Q2 | $4.22M | Buy |
1,430,923
+845,211
| +144% | +$4.44M | 0.01% | 1686 |
|
|
2022
Q1 | $5.16M | Buy |
+585,712
| New | +$6.47M | 0.01% | 1568 |
|
|
2020
Q2 | – | Sell |
-468,123
| Closed | -$2.72M | – | 3645 |
|
|
2020
Q1 | $2.72M | Buy |
468,123
+16,000
| +4% | +$145K | ﹤0.01% | 1893 |
|
|
2019
Q4 | $4.92M | Buy |
452,123
+17,770
| +4% | +$176K | ﹤0.01% | 1864 |
|
|
2019
Q3 | $5.54M | Buy |
434,353
+9,930
| +2% | +$143K | ﹤0.01% | 1733 |
|
|
2019
Q2 | $7.2M | Sell |
424,423
-399,300
| -48% | -$6.86M | 0.01% | 1610 |
|
|
2019
Q1 | $14.8M | Buy |
823,723
+627,623
| +320% | +$10.8M | 0.01% | 1140 |
|
|
2018
Q4 | $2.49M | Buy |
196,100
+37,077
| +23% | +$622K | ﹤0.01% | 2110 |
|
|
2018
Q3 | $3.41M | Sell |
159,023
-113,376
| -42% | -$2.42M | ﹤0.01% | 2019 |
|
|
2018
Q2 | $5.63M | Sell |
272,399
-126,924
| -32% | -$2.86M | 0.01% | 1710 |
|
|
2018
Q1 | $10M | Buy |
399,323
+98,800
| +33% | +$2.4M | 0.01% | 1368 |
|
|
2017
Q4 | $5.71M | Buy |
300,523
+106,900
| +55% | +$2M | 0.01% | 1720 |
|
|
2017
Q3 | $3.58M | Sell |
193,623
-33,400
| -15% | -$579K | ﹤0.01% | 1962 |
|
|
2017
Q2 | $3.98M | Buy |
227,023
+96,100
| +73% | +$1.83M | 0.01% | 1867 |
|
|
2017
Q1 | $2.44M | Buy |
+130,923
| New | +$2.53M | ﹤0.01% | 2129 |
|
|
2016
Q2 | – | Sell |
-20,723
| Closed | -$389K | – | 3444 |
|
|
2016
Q1 | $389K | Sell |
20,723
-71,941
| -78% | -$1.37M | ﹤0.01% | 2913 |
|
|
2015
Q4 | $2.87M | Buy |
92,664
+66,440
| +253% | +$2.02M | 0.01% | 1876 |
|
|
2015
Q3 | $562K | Buy |
+26,224
| New | +$823K | ﹤0.01% | 2586 |
|
Other funds holding MGNX
AC
VCM
RCM
WA
VPM
Jim Simons's MGNX Position: Q1 2026 in Review
Jim Simons increased its MacroGenics (MGNX) stake by 1.9% in Q1 2026, buying an estimated $117K and bringing the position to 2,963,559 shares worth $8.56M. The position accounts for 0.01% of the portfolio, ranked #1055.
Jim Simons first reported a position in MGNX in Q3 2015 and has held it in 33 quarters since. The position peaked at $14.8M in Q1 2019. 109 funds tracked by Wall St. Rank hold MGNX as of Q1 2026.
- Jim Simons held 2,963,559 shares of MacroGenics worth $8.56M as of Q1 2026.
- Jim Simons bought 54,928 MacroGenics shares in Q1 2026, an estimated $117K.
- MacroGenics made up 0.01% of Jim Simons's portfolio in Q1 2026, its #1055 holding.
- Jim Simons first reported a position in MacroGenics in Q3 2015 and has held it in 33 quarters since.
- Jim Simons's MacroGenics position peaked at $14.8M in Q1 2019.
- 109 funds tracked by Wall St. Rank held MacroGenics as of Q1 2026.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.