InsiderTrades

PERCEPTIVE LIFE SCIENCES MASTER FUND LTD

SEC CIK 1249675 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 8 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MGTXMeiraGTx Holdings plcDir, 10% 10.23M $25.00M — 22023-05-052025-12-31
OBIOOrchestra BioMed Holdings, Inc.10% 5.29M $1.93M — 12025-08-012025-08-01
ALDXAldeyra Therapeutics, Inc.10% 5.88M $6.40M $9.28M 72022-07-282025-04-03
ACRVAcrivon Therapeutics, Inc.10% 5.36M $20.00M — 12024-04-112024-04-11
VRCAVerrica Pharmaceuticals Inc.10% 5.04M $3.00M — 12022-07-052022-07-05
NAUTNautilus Biotechnology, Inc.10% 9.11M $1.07M — 12021-12-082021-12-08
ADMAADMA BIOLOGICS, INC.10% 14.80M — $2.33M 12021-08-172021-08-17
YARWYarrow Bioscience, Inc.10% 5.44M — $755.7K 12021-08-122021-08-12

Most active insiders at MGTX, 12 months

#InsiderTitleBoughtSold
1 Forbes AlexandriaPres, CEO, Dir —$2.29M
2 Giroux RichardCFO, COO —$1.49M
3 Naylor StuartCHIEF SCI OFCR, OPHTHALMOLOGY —$668.4K
4 Wollin Robert JGC AND Sec ——
5 Zeldin Robert KChief MEDICAL Off ——
6 Harris Keith R.Dir ——
7 PERCEPTIVE LIFE SCIENCES MASTER FUND LTDDir, 10% ——
8 PERCEPTIVE ADVISORS LLCDir, 10% ——

Transactions 15

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
I 2026-01-02 2025-12-31 MGTX MeiraGTx Holdings plc PERCEPTIVE LIFE SCIENCES MASTER FUND LTD Dir, 10% D - Sale to Iss $7.91 -2.30M 10.23M -18% -$18.19M
DI 2025-08-05 2025-08-01 OBIO Orchestra BioMed Holdings, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $2.75 +700.0K 5.29M +15% +$1.93M
I 2025-04-07 2025-04-03 ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% S - Sale $1.42 -3.40M 5.88M -37% -$4.83M
I 2024-04-15 2024-04-11 ACRV Acrivon Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $8.50 +2.35M 5.36M +78% +$20.00M
MI 2024-04-03 2024-04-01+ ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $3.84 +504.3K 8.79M +6% +$1.93M
MI 2023-10-18 2023-10-16+ ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% S - Sale $1.62 -2.76M 8.90M -24% -$4.45M
I 2023-05-15 2023-05-05 MGTX MeiraGTx Holdings plc PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $5.75 +4.35M 11.28M +63% +$25.00M
I 2022-08-09 2022-08-05 ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $6.95 +141.0K 11.14M +1% +$980.0K
I 2022-08-05 2022-08-03 ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $5.84 +100.0K 10.90M +0.9% +$584.0K
I 2022-08-04 2022-08-02 ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $5.59 +412.4K 10.80M +4% +$2.31M
I 2022-08-01 2022-07-28 ALDX Aldeyra Therapeutics, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $5.00 +119.4K 10.02M +1% +$597.0K
I 2022-07-05 2022-07-05 VRCA Verrica Pharmaceuticals Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $2.10 +1.43M 5.04M +40% +$3.00M
I 2021-12-10 2021-12-08 NAUT Nautilus Biotechnology, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% P - Purchase $5.36 +200.0K 9.11M +2% +$1.07M
MI 2021-08-19 2021-08-17+ ADMA ADMA BIOLOGICS, INC. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% S - Sale $1.31 -1.78M 14.80M -11% -$2.33M
I 2021-08-16 2021-08-12 YARW Yarrow Bioscience, Inc. PERCEPTIVE LIFE SCIENCES MASTER FUND LTD 10% S - Sale $2.23 -338.9K 5.44M -6% -$755.7K

Purchase Sale Sale after option exercise All abbreviations