InsiderTrades

HENDERSON MICHAEL THOMAS

SEC CIK 1779990 · EDGAR

Buying vs selling by month open-market trades, last 24 months, SYRE
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
SYRESpyre Therapeutics, Inc.Dir 68.6K — $7.95M 42025-01-102026-06-22

Most active insiders at SYRE, 12 months

#InsiderTitleBoughtSold
1 Fairmount Funds Management LLCDir —$399.66M
2 Turtle CameronCEO, Dir —$9.99M
3 HENDERSON MICHAEL THOMASDir —$7.95M
4 Sloan SheldonChief Medical Off —$7.35M
5 Burrows Scott LCFO —$6.86M
6 King-Jones HeidySee Remarks —$2.48M
7 Albers Jeffrey W.Dir —$2.40M

Transactions 4

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
T 2026-06-23 21:32 2026-06-22 SYRE Spyre Therapeutics, Inc. HENDERSON MICHAEL THOMAS Dir S - Sale $100.00 -20.0K 68.6K -23% -$2.00M
MT 2026-05-08 21:31 2026-05-08 SYRE Spyre Therapeutics, Inc. HENDERSON MICHAEL THOMAS Dir S - Sale $74.40 -80.0K 88.6K -47% -$5.95M
2026-01-23 2026-01-21 SYRE Spyre Therapeutics, Inc. HENDERSON MICHAEL THOMAS Dir J - Other $0.00 +63.2K 168.6K +60% $0
2025-01-14 2025-01-10 SYRE Spyre Therapeutics, Inc. HENDERSON MICHAEL THOMAS Dir J - Other $0.00 +105.4K 105.4K New $0

Purchase Sale Sale after option exercise All abbreviations