McGuire Terrance

SEC CIK: 0001117003

SEC filings (opens in a new tab)

No open-market purchases or sales filed in the past year.

Current role at each company

SEER Seer, Inc.Directoras of Jul 30, 2026
IVVD Invivyd, Inc.Directoras of May 21, 2026
TECX Tectonic Therapeutic, Inc.Directoras of Jun 11, 2025
KRSA Korsana Biosciences, Inc.Directoras of Dec 4, 2023
ALEC Alector, Inc.Director, 10% Owneras of Sep 13, 2023

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought: –; 0 filings
Sold: –; 0 filings
Net: –; Bought minus sold
Companies: 0; With open-market trades

Trades

Every Form 4 that lists McGuire Terrance as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Transaction type

Role

Minimum value (USD)

Filed from

Filed to

Filing delay at least (days)

Filing delay at most (days)

TECX Tectonic Therapeutic, Inc.

Director1 trade

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Apr 7, 2025 (view filing)	Apr 7	Same day	McGuire TerranceDirector	SSale	−500.0K	$17.10	−$8.55M	−46.6%573.1K after

IVVD Invivyd, Inc.

Director7 trades

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Dec 31, 2024 (view filing)7:16 PM ET	Dec 27-31	4 days	McGuire TerranceDirector	SSale	−273.8K	$0.4804	−$131.5K	−8.2%3.07M after	3 lots
Dec 26, 2024 (view filing)7:46 PM ET	Dec 20-26	6 days	McGuire TerranceDirector	SSale	−347.6K	$0.4744	−$164.9K	−9.4%3.34M after	4 lots
Dec 19, 2024 (view filing)5:54 PM ET	Dec 17-19	2 days	McGuire TerranceDirector	SSale	−324.2K	$0.4558	−$147.8K	−8.1%3.69M after	3 lots
Dec 16, 2024 (view filing)8:29 PM ET	Dec 12-16	4 days	McGuire TerranceDirector	SSale	−190.4K	$0.5431	−$103.4K	−4.5%4.01M after	2 lots
Dec 11, 2024 (view filing)	Dec 9-11	2 days	McGuire TerranceDirector	SSale	−485.4K	$0.5962	−$289.4K	−10.4%4.20M after	3 lots
May 31, 2024 (view filing)	May 29	2 days	McGuire TerranceDirector	SSale	−112.4K	$1.66	−$186.6K	−2.3%4.69M after
Aug 12, 2021 (view filing)	Aug 10	2 days	McGuire TerranceDirector	PPurchase	+500.0K	$17.00	+$8.50M	New position497.7K after	6 lots

ALEC Alector, Inc.

Director, 10% Owner1 trade

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Sep 13, 2023 (view filing)	Sep 11	2 days	McGuire TerranceDirector, 10% Owner	SSale	−500.0K	$6.00	−$3.00M	−4.4%10.9M after

KRSA Korsana Biosciences, Inc.