AVROBIO Inc

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AVROBIO Inc
TickerTECX
CIK #0001681087
CUSIP878972108
SectorLife Sciences - Biological Products, (No Disgnostic Substances)
AddressOne Kendall Square Bldg 300, Suite 201, Cambridge, MA 02139
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Tectonic Therapeutic Inc 2025-02-14 185.0 M Exemption: 506(b) · Duration: One year or less · Commission: $11,101,659 · Revenue: Decline to Disclose
AVROBIO Inc 2018-02-02 60.5 M Exemption: 506(b) · Remaining: $500,000 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001681087] 10-K
[0001681087] 10-Q
[0001681087] 3
[0001681087] 4
[0001681087] 5
[0001681087] 8-K
[0001681087] D
[0001681087] SC 13D
[0001681087] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
TCG Crossover GP II LLC Tectonic Therapeutic Inc [2026-02-27] 0.0
Aberdeen Group PLC Tectonic Therapeutic Inc [2026-01-29] 0.0
Deep Track Capital LP Tectonic Therapeutic Inc [2025-02-10] 0.0
FMR LLC Tectonic Therapeutic Inc [2024-07-10] 0.0
EcoR1 Capital LLC Tectonic Therapeutic Inc [2024-07-01] 5.8
Vida Ventures II LLC Tectonic Therapeutic Inc [2024-06-27] 6.8
Springer Timothy A Tectonic Therapeutic Inc [2024-06-26] 28.8
McGuire Terrance Tectonic Therapeutic Inc [2024-06-25] 11.0
ADAR1 Partners LP AVROBIO Inc [2024-02-23] 0.0
Newtyn Management LLC AVROBIO Inc [2024-02-14] 6.1
BML Investment Partners LP AVROBIO Inc [2023-07-24] 8.0
Tang Capital Partners LP AVROBIO Inc [2023-06-06] 6.1
Farallon Capital Partners LP AVROBIO Inc [2023-02-17] 1.3
K2 Principal Fund LP AVROBIO Inc [2022-08-01] 5.12
BlackRock Inc AVROBIO Inc [2022-07-08] 4.6
Federated Hermes Inc AVROBIO Inc [2022-02-14] 5.95
GMT Capital Corp AVROBIO Inc [2022-02-10] 2.3
Deep Track Capital LP AVROBIO Inc [2021-08-05] 5.07
Camber Capital Management LP AVROBIO Inc [2020-11-30] 2013.0
BlackRock Inc AVROBIO Inc [2020-02-07] 5.7
JPMorgan Chase & Co AVROBIO Inc [2020-01-22] 6.7
Atlas Venture Fund X LP AVROBIO Inc [2019-07-30] 15.1
Atlas Venture Fund X LP AVROBIO Inc [2019-02-13] 19.9
SVLSF VI LLC AVROBIO Inc [2019-01-25] 8.1
Clarus Lifesciences III LP AVROBIO Inc [2018-07-05] 12.8
Cormorant Asset Management LP AVROBIO Inc [2018-07-02] 1.6
Citadel Advisors LLC AVROBIO Inc [2018-06-27] 7.2
Form 3/4/5 Filer 2011 - 2026
Tectonic Therapeutic Inc
McNamara Peter
Reicin Alise
Lochner Daniel
Springer Timothy A
Donenberg Philip B
Chutter Jessica Caroline
Tipirneni Praveen P
Vitorovic Stefan
Ruddy Marcella K
Nader Francois
Schwabish Marc
McGuire Terrance
Leonard Braden Michael
Cortis Christian
Avruch Steven
Golipour Azadeh
Ridha Essra
Ostrowski Erik
Vickers Philip J
Paige Christopher
Farfel Gail M
Booth Bruce
Jenkins Annalisa
Clark Ian T
Mackay Geoffrey
Petersen Deanna M
Mason Christopher
Escolar Diana
Volck Birgitte
Atlas Venture Associates X LP
Atlas Venture Opportunity Fund I LP
Atlas Venture Associates Opportunity I LLC
Atlas Venture Associates Opportunity I LP
Atlas Venture Associates X LLC
Atlas Venture Fund X LP
Clarus Ventures III GP LP
Clarus Lifesciences III LP
SV Life Sciences Fund VI GP LP
SVLSF VI LLC
SV Life Sciences Fund VI Strategic Partners LP
SV Life Sciences Fund VI LP
Blackstone Holdings I/II GP Inc
Blackstone Group Inc
Blackstone Group Management LLC
Schwarzman Stephen A
Blackstone Clarus III LLC
Blackstone Holdings II LP
Dorton Katina
Kreher Nerissa
Clarus Ventures III LLC
Requadt Scott
Resnick Joshua
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
McNamara Peter
Employee Stock Option (Right to Buy) · derivative
2026-03-06 Option exercise 2,500
McNamara Peter
Common Stock
2026-03-06 Option exercise 2,500 $2.38 5,950
McNamara Peter
Employee Stock Option (Right to Buy) · derivative
2026-03-06 Option exercise 215 $0.00
McNamara Peter
Common Stock
2026-03-06 Sell 215 $35.00 7,525
McNamara Peter
Common Stock
2026-03-06 Sell 6,047 $30.00 181,410
Ruddy Marcella K
Common Stock
2026-03-06 Sell 10,000 $30.00 300,000
McNamara Peter
Common Stock
2026-03-06 Option exercise 215 $14.71 3,163
Reicin Alise
Employee Stock Option (Right to Buy) · derivative
2026-03-04 Grant 69,250 $0.00
Reicin Alise
Common Stock
2026-03-04 Grant 76,500 $0.00
Schwabish Marc
Common Stock
2026-03-04 Grant 19,500 $0.00
McNamara Peter
Common Stock
2026-03-04 Sell 1,650 $25.00 41,250
McNamara Peter
Common Stock
2026-03-04 Grant 23,000 $0.00
Lochner Daniel
Common Stock
2026-03-04 Grant 26,500 $0.00
Ruddy Marcella K
Common Stock
2026-03-04 Grant 26,500 $0.00
Lochner Daniel
Employee Stock Option (Right to Buy) · derivative
2026-03-04 Grant 24,250 $0.00
McNamara Peter
Employee Stock Option (Right to Buy) · derivative
2026-03-04 Grant 21,000 $0.00
Schwabish Marc
Employee Stock Option (Right to Buy) · derivative
2026-03-04 Grant 17,750 $0.00
Ruddy Marcella K
Employee Stock Option (Right to Buy) · derivative
2026-03-04 Grant 24,250 $0.00
McNamara Peter
Common Stock
2026-03-03 Sell 1,649 $22.06 36,377
Reicin Alise
Common Stock
2026-02-11 Buy 2,500 $21.10 52,750
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 113 13,932,505
2025-12-31 107 14,017,107
2025-09-30 101 12,102,744
2025-06-30 81 11,806,960
2025-03-31 78 10,924,956
2024-12-31 71 7,686,866
2024-09-30 54 7,212,175
2024-06-30 40 5,342,532
Form 13F Holdings
Firm Period DFND Voting Shares
Gamma Investing LLC [2026-06-30] DFND 290 290
Farther Finance Advisors LLC [2026-06-30] SOLE 0 76
Eastern Bank [2026-06-30] DFND 13 13
IFP Advisors LLC [2026-06-30] SOLE 2 2
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