TECX
TECTONIC THERAP (TECX)
NASDAQ
$37.62-$0.02 (-0.04%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $735.6M
    Market Cap
  • 43.74%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
FMR LLC
15.00%
2.8M
+13,884 (+0.49%)
Jun 30, 2026
TCG CROSSOVER MANAGEMENT, LLC
6.39%
1.2M
0 (0.00%)
Jun 30, 2026
ABRDN PLC
6.05%
1.1M
0 (0.00%)
Jun 30, 2026
ECOR1 CAPITAL, LLC
4.96%
935,121
0 (0.00%)
Jun 30, 2025
BLACKROCK, INC.
4.57%
862,592
+2,240 (+0.26%)
Jun 30, 2026
FIRST LIGHT ASSET MANAGEMENT, LLC
4.24%
800,726
+152,983 (+19.11%)
Jun 30, 2026
BAKER BROS. ADVISORS LP
3.22%
607,788
0 (0.00%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions86.0M (78.45%)
  • Mutual Funds22.5M (20.54%)
  • Insiders1.1M (1.01%)
  • Other0 (0.00%)

Insider Transactions

  • 1.01% (1.1M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $5.5M
    Amount of InsiderBuying (last 12 months)
  • 2
    Number of InsiderSelling (last 12 months)
  • $9.7M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
McNamara Peter
Chief Scientific Officer
Exempt
Aug 12, 2026
$0.00
43
$0.00
7,830
McNamara Peter
Chief Scientific Officer
Exempt
Aug 12, 2026
$632.53
43
$14.71
55,328
McNamara Peter
Chief Scientific Officer
Sell
Aug 12, 2026
$1,505.00
43
$35.00
55,285
Lochner Daniel
Chief Financial Officer
Award
Jun 11, 2026
$0.00
7,500
$0.00
7,500
Vitorovic Stefan
Award
Jun 09, 2026
$0.00
10,200
$0.00
10,200
Chutter Jessica Caroline
Award
Jun 08, 2026
$0.00
20,400
$0.00
20,400
Nader Francois
Award
Apr 01, 2026
$0.00
20,400
$0.00
20,400
Ruddy Marcella K.
Chief Medical Officer
Sell
Apr 01, 2026
$31,050.00
1,000
$31.05
68,747
McNamara Peter
Chief Scientific Officer
Exempt
Mar 06, 2026
$0.00
2,500
$0.00
31,959
McNamara Peter
Chief Scientific Officer
Exempt
Mar 06, 2026
$0.00
215
$0.00
8,045
McNamara Peter
Chief Scientific Officer
Exempt
Mar 06, 2026
$5,950.00
2,500
$2.38
61,332
McNamara Peter
Chief Scientific Officer
Exempt
Mar 06, 2026
$3,162.65
215
$14.71
61,547
McNamara Peter
Chief Scientific Officer
Sell
Mar 06, 2026
$181,410.00
6,047
$30.00
55,500
McNamara Peter
Chief Scientific Officer
Sell
Mar 06, 2026
$7,525.00
215
$35.00
55,285
Lochner Daniel
Chief Financial Officer
Award
Mar 04, 2026
$0.00
24,250
$0.00
24,250
McNamara Peter
Chief Scientific Officer
Award
Mar 04, 2026
$0.00
21,000
$0.00
21,000
Ruddy Marcella K.
Chief Medical Officer
Award
Mar 04, 2026
$0.00
24,250
$0.00
24,250
McNamara Peter
Chief Scientific Officer
Award
Mar 04, 2026
$0.00
23,000
$0.00
60,482
Lochner Daniel
Chief Financial Officer
Award
Mar 04, 2026
$0.00
26,500
$0.00
58,544
McNamara Peter
Chief Scientific Officer
Sell
Mar 04, 2026
$41,250.00
1,650
$25.00
58,832
REICIN ALISE
Chief Executive Officer
Award
Mar 04, 2026
$0.00
69,250
$0.00
69,250
Ruddy Marcella K.
Chief Medical Officer
Award
Mar 04, 2026
$0.00
26,500
$0.00
79,747
REICIN ALISE
Chief Executive Officer
Award
Mar 04, 2026
$0.00
76,500
$0.00
311,547
McNamara Peter
Chief Scientific Officer
Sell
Mar 03, 2026
$36,376.94
1,649
$22.06
37,482
REICIN ALISE
Chief Executive Officer
Buy
Feb 11, 2026
$52,750.00
2,500
$21.10
237,547
Schwabish Marc
Chief Business Officer
Exempt
Feb 10, 2026
$0.00
4,500
$0.00
82,014
Lochner Daniel
Chief Financial Officer
Buy
Feb 10, 2026
$129,660.00
6,000
$21.61
32,044
Schwabish Marc
Chief Business Officer
Exempt
Feb 10, 2026
$10,710.00
4,500
$2.38
25,814
REICIN ALISE
Chief Executive Officer
In Kind
Feb 04, 2026
$95,294.88
4,104
$23.22
235,047
Schwabish Marc
Chief Business Officer
In Kind
Feb 04, 2026
$37,593.18
1,619
$23.22
21,314