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MACROGENICS INC

MGNX Net buying
CIK 0001125345 #3730 in the set updated 18 Sep 2026
Bought (120 mo)
$38.92M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$12.61M
$1.63M on a plan · $8.25M straight out of an exercise
Sold at will
$2.73M
8 of 69 sales
Net
+$26.31M
+$36.19M against sales at will

By person

23 insiders · 131 transactions
0.5×

Eric Risser holds only 0.5 times base salary in stock. $320.25K of shares against $561.57K in salary for 2025.

Salary from the company's own proxy. The shares are what Eric Risser last reported holding, valued at $4.15, the price Common Stock was last bought or sold at on the open market here, on 19 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
BIOTECH TARGET N V
10% owner
$38.60M (19)
+$38.60M
9,929,963
15.59%
$41.21M
+64.8%
Peters Jeffrey Stuart
Senior VP, GC, and Secretary
$3.50M (14) scheduled
−$3.50M
0
0.0000%
$0.00
−100.0%
Bonvini Ezio
Sr VP, Research & CSO
$2.65M (7)
−$2.65M
185,799
0.2917%
$771.07K
+111.0%
Risser Eric Blasius
President and CEO
$1.63M (26) scheduled
−$1.63M
77,169
0.1211%
$320.25K
+985.5%
Karrels James
SVP and CFO
$98.80K (1)
$1.27M (3)
−$1.17M
206,037
0.3234%
$855.05K
+105.4%
Wigginton Jon Marc
Sr VP, Clinical Dev. & CMO
$1.09M (7) scheduled
−$1.09M
18,930
0.0297%
$78.56K
−36.9%
Spitznagel Thomas
Sr VP, Technical Ops
$923.98K (6) scheduled
−$923.98K
38,543
0.0605%
$159.95K
Cilinski Lynn
VP, Controller and Treasurer
$781.88K (2) scheduled
−$781.88K
6,213
0.0098%
$25.78K
+223.1%
Galbraith Kenneth
Director
$563.16K (2) scheduled
−$563.16K
0
0.0000%
$0.00
Fust Matthew K
Director
$203.43K (1) scheduled
−$203.43K
500
0.0008%
$2.08K
0.0%
HEIDEN WILLIAM K
Director
$150.52K (2)
+$150.52K
114,750
0.1801%
$476.21K
HURWITZ EDWARD
Director
$73.65K (1)
+$73.65K
47,824
0.0751%
$198.47K
+164.6%
Smith Beth Ann
VP, Controller & Treasurer
$1.08K (1) scheduled
−$1.08K
12,781
0.0201%
$53.04K
+62.0%
Koenig Scott
Director
2,165,915
3.40%
$8.99M
+33.1%
Eck Stephen L.
Chief Medical Officer
29,377
0.0461%
$121.91K
SARAN ATUL
SVP & General Counsel
16,986
0.0267%
$70.49K
−9.9%
Ferrante Karen Jean
Director
14,750
0.0232%
$61.21K
STUMP DAVID C
Director
14,750
0.0232%
$61.21K
O'Brien Federica F.
Director
14,750
0.0232%
$61.21K
Jackson Scott Thomas
Director
14,750
0.0232%
$61.21K
SIEGEL JAY PHILIP
Director
14,750
0.0232%
$61.21K
Liu Margaret
Director
14,750
0.0232%
$61.21K
Chhabra Meenu
Director
14,750
0.0232%
$61.21K
Insider
Date
Role
Action
Shares
Price
Amount
Smith Beth Ann
15 Feb 2025
VP, Controller & Treasurer
Sold after exercise
423
$2.56
$1.08K
Peters Jeffrey Stuart
4 Apr 2024
Senior VP and General Counsel
Sold after exercise
3,165
$18.22
$57.67K
Peters Jeffrey Stuart
4 Apr 2024
Senior VP and General Counsel
Sold after exercise
5,351
$17.74
$94.93K
Peters Jeffrey Stuart
4 Apr 2024
Senior VP and General Counsel
Sold after exercise
232
$16.38
$3.80K
Peters Jeffrey Stuart
4 Apr 2024
Senior VP and General Counsel
Sold after exercise
147
$15.51
$2.28K
Peters Jeffrey Stuart
4 Apr 2024
Senior VP and General Counsel
Sold after exercise
42,500
$15.07
$640.48K
Peters Jeffrey Stuart
6 Mar 2024
Senior VP and General Counsel
Sold after exercise
19,625
$21.50
$421.94K
Spitznagel Thomas
4 Mar 2024
Sr VP, Technical Ops
Sold after exercise
10,000
$20.00
$200.00K
Risser Eric Blasius
4 Mar 2024
Chief Operating Officer
Sold after exercise
26,159
$19.63
$513.50K
Risser Eric Blasius
4 Mar 2024
Chief Operating Officer
Sold after exercise
15,000
$20.00
$300.00K
Peters Jeffrey Stuart
5 Feb 2024
Senior VP and General Counsel
Sold after exercise
21,875
$16.50
$360.94K
Peters Jeffrey Stuart
5 Feb 2024
Senior VP and General Counsel
Sold after exercise
54,376
$16.50
$897.20K
Spitznagel Thomas
16 Jul 2021
Sr VP, BPD & Manufacturing
Sold after exercise
5,000
$25.01
$125.05K
Spitznagel Thomas
15 Apr 2021
Sr VP, BPD & Manufacturing
Sold after exercise
5,000
$30.91
$154.55K
Peters Jeffrey Stuart
8 Mar 2021
General Counsel
Sold after exercise
21,749
$26.50
$576.35K
Risser Eric Blasius
29 Dec 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$24.10
$12.05K
Risser Eric Blasius
30 Nov 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$23.35
$11.68K
Risser Eric Blasius
28 Oct 2020
Sr VP & Chief Business Officer
Sold after exercise
1,500
$20.69
$31.04K
Risser Eric Blasius
28 Sep 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$25.33
$12.67K
Galbraith Kenneth
9 Sep 2020
Director
Sold after exercise
6,924
$27.11
$187.71K
Galbraith Kenneth
9 Sep 2020
Director
Sold after exercise
13,849
$27.11
$375.45K
Risser Eric Blasius
26 Aug 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$27.10
$13.55K
Spitznagel Thomas
20 Aug 2020
Sr VP, BPD & Manufacturing
Sold after exercise
7,500
$26.87
$201.53K
Risser Eric Blasius
27 Jul 2020
Sr VP & Chief Business Officer
Sold after exercise
3,000
$25.63
$76.89K
Risser Eric Blasius
27 Jul 2020
Sr VP & Chief Business Officer
Sold after exercise
1,000
$25.14
$25.14K
Risser Eric Blasius
27 Jul 2020
Sr VP & Chief Business Officer
Sold after exercise
489
$25.13
$12.29K
Risser Eric Blasius
2 Jul 2020
Sr VP & Chief Business Officer
Sold after exercise
3,100
$30.00
$93.00K
Risser Eric Blasius
24 Jun 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$28.49
$14.25K
Risser Eric Blasius
26 May 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$26.59
$13.30K
Spitznagel Thomas
20 May 2020
Sr VP, BPD & Manufacturing
Sold after exercise
7,500
$25.30
$189.75K
Risser Eric Blasius
6 May 2020
Sr VP & Chief Business Officer
Sold after exercise
3,532
$25.00
$88.30K
Risser Eric Blasius
6 May 2020
Sr VP & Chief Business Officer
Sold after exercise
3,000
$20.00
$60.00K
Risser Eric Blasius
6 May 2020
Sr VP & Chief Business Officer
Sold after exercise
1,000
$15.00
$15.00K
Risser Eric Blasius
6 May 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$10.00
$5.00K
Risser Eric Blasius
20 Feb 2020
Sr VP & Chief Business Officer
Sold after exercise
500
$10.84
$5.42K
Risser Eric Blasius
5 Feb 2020
Sr VP & Chief Business Officer
Sold after exercise
623
$10.00
$6.23K
Risser Eric Blasius
4 Feb 2020
Sr VP & Chief Business Officer
Sold after exercise
30
$10.00
$300.00
Risser Eric Blasius
22 May 2019
Sr VP & Chief Business Officer
Sold after exercise
1,000
$19.03
$19.03K
Risser Eric Blasius
20 May 2019
Sr VP & Chief Business Officer
Sold after exercise
3,000
$18.38
$55.13K
Spitznagel Thomas
6 Feb 2019
Sr VP, BPD & Manufacturing
Sold after exercise
1,770
$30.00
$53.10K
Fust Matthew K
6 Feb 2019
Director
Sold after exercise
6,924
$29.38
$203.43K
Risser Eric Blasius
12 Mar 2018
Sr VP & Chief Business Officer
Sold after exercise
1,000
$31.08
$31.08K
Risser Eric Blasius
2 Mar 2018
Sr VP & Chief Business Officer
Sold after exercise
4,000
$30.00
$120.00K
Cilinski Lynn
28 Feb 2018
VP, Controller and Treasurer
Sold after exercise
23,967
$25.01
$599.44K
Risser Eric Blasius
28 Feb 2018
Sr VP & Chief Business Officer
Sold after exercise
1,000
$25.01
$25.01K
Risser Eric Blasius
24 Jan 2018
Sr VP & Chief Business Officer
Sold after exercise
3,000
$22.50
$67.50K
Wigginton Jon Marc
17 Jan 2018
Sr VP, Clinical Dev. & CMO
Sold after exercise
2,524
$20.00
$50.48K
Wigginton Jon Marc
16 Jan 2018
Sr VP, Clinical Dev. & CMO
Sold after exercise
2,476
$20.00
$49.52K
Wigginton Jon Marc
21 Nov 2017
Sr VP, Clinical Dev. & CMO
Sold after exercise
5,000
$20.00
$100.00K
Wigginton Jon Marc
25 Oct 2017
Sr VP, Clinical Dev. & CMO
Sold after exercise
10,000
$20.00
$200.00K
Wigginton Jon Marc
5 Jun 2017
Sr VP, Clinical Dev. & CMO
Sold after exercise
5,000
$20.00
$100.00K
Wigginton Jon Marc
19 Apr 2017
Sr VP, Clinical Dev. & CMO
Sold after exercise
15,000
$20.00
$300.00K
Cilinski Lynn
3 Oct 2016
VP, Controller and Treasurer
Sold after exercise
6,231
$29.28
$182.44K
Wigginton Jon Marc
3 Oct 2016
Sr VP, Clinical Dev. & CMO
Sold after exercise
10,000
$29.34
$293.40K

What was left out

Form 4 filings counted 317
Amendments (4/A) skipped 4
Filings about a different issuer 0
Unreadable filings 0
Joint filings 13
Sales on a Rule 10b5-1 plan 7
Sales straight out of an exercise 54
Sales at will 8
Transactions with no price 0
Shares from compensation/vesting 2,847,434
Sales filed before the plan box existed 8
History held since 16 Sep 2016