InsiderTrades

Spitznagel Thomas

SEC CIK 1675464 · EDGAR

Buying vs selling by month open-market trades, last 60 months, MGNX
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MGNXMACROGENICS INCSVP, Technical Ops 44.1K — $325.1K 142021-07-162026-02-15

Most active insiders at MGNX, 12 months

#InsiderTitleBoughtSold
1 Peters Jeffrey StuartGC, Senior VP, Sec —$129.1K
2 Smith Beth AnnVP, Ctrl, Treas ——
3 SIEGEL JAY PHILIPDir ——
4 Spitznagel ThomasSVP, Technical Ops ——
5 Ferrante Karen JeanDir ——
6 Bonvini EzioSVP, CSO, Research ——
7 Risser Eric BlasiusPres, CEO, Dir ——
8 Koenig ScottDir ——
9 Karrels JamesSVP, CFO ——
10 Jackson Scott ThomasDir ——

Transactions 14

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-17 2026-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx — +13.3K 44.1K +43% —
D 2026-02-17 2026-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops F - Tax $1.71 -5,520 38.5K -13% -$9,439
DM 2026-02-10 2026-02-07+ MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx — +15.0K 33.9K +79% —
DM 2026-02-10 2026-02-07+ MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops F - Tax $1.81 -5,671 24.9K -19% -$10.3K
D 2025-02-19 2025-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops F - Tax $2.56 -5,520 21.4K -21% -$14.1K
D 2025-02-19 2025-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx $0.00 +13.3K 26.9K +98% $0
D 2025-02-11 2025-02-08 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops F - Tax $2.60 -3,727 13.6K -22% -$9,690
D 2025-02-11 2025-02-08 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx — +9,001 17.3K +108% —
D 2024-03-06 2024-03-04 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx $11.50 +10.0K 18.3K +120% +$115.0K
D 2024-03-06 2024-03-04 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops S - Sale+OE $20.00 -10.0K 8,316 -55% -$200.0K
D 2024-02-20 2024-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops F - Tax $17.40 -5,020 8,316 -38% -$87.3K
D 2024-02-20 2024-02-15 MGNX MACROGENICS INC Spitznagel Thomas SVP, Technical Ops M - OptEx $0.00 +13.3K 13.3K New $0
D 2021-07-20 2021-07-16 MGNX MACROGENICS INC Spitznagel Thomas SVP, BPD, Manufacturing S - Sale+OE $25.01 -5,000 0 -100% -$125.1K
D 2021-07-20 2021-07-16 MGNX MACROGENICS INC Spitznagel Thomas SVP, BPD, Manufacturing M - OptEx $7.51 +5,000 5,000 New +$37.5K

Purchase Sale Sale after option exercise All abbreviations