TDY
Teledyne Tech (TDY)
NYSE
$636.10-$0.05 (-0.008%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $29.5B
    Market Cap
  • 15.44%
    1-Year Change
  • Scientific & Technical Instruments
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
12.90%
6.0M
+66,984 (+1.12%)
Dec 31, 2025
BLACKROCK, INC.
8.90%
4.1M
+66,112 (+1.60%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
8.34%
3.9M
+216,728 (+5.61%)
Dec 31, 2024
BLACKROCK INC.
7.71%
3.6M
-226,734 (-6.35%)
Jun 30, 2024
PRICE T ROWE ASSOCIATES INC /MD/
6.84%
3.2M
-262,992 (-8.30%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
6.53%
3.0M
-2,067 (-0.07%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
5.14%
2.4M
+4,833 (+0.20%)
Jun 30, 2026

Current Ownership Distribution

  • Mutual Funds1.9B (69.29%)
  • Institutions822.7M (30.67%)
  • Insiders1.0M (0.04%)
  • Other0 (0.00%)

Insider Transactions

  • 0.04% (1.0M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $210.1M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
LORNE SIMON M
Sell
Aug 12, 2026
$2.3M
3,451
$679.74
58,781
LORNE SIMON M
Sell
Aug 12, 2026
$1.4M
2,000
$680.18
56,781
LORNE SIMON M
Sell
Aug 12, 2026
$27,271.70
40
$681.79
56,741
LORNE SIMON M
Sell
Aug 12, 2026
$654,134.28
958
$682.81
55,783
SMITH MICHAEL T
Sell
Jan 29, 2026
$1.5M
2,469
$621.00
47,328
SMITH MICHAEL T
Sell
Jan 28, 2026
$950,751.00
1,531
$621.00
49,797
Belak Cynthia Y
Senior VP and Controller
Return
Jan 24, 2026
$0.00
131
$0.00
4,760
VanWees Jason
Vice Chairman
Return
Jan 24, 2026
$0.00
184
$0.00
51,185
Belak Cynthia Y
Senior VP and Controller
In Kind
Jan 24, 2026
$0.00
118
$0.00
4,642
Blackwood Stephen Finis
Executive VP and CFO
Return
Jan 24, 2026
$0.00
137
$0.00
11,544
MEHRABIAN ROBERT
Executive Chairman
Return
Jan 24, 2026
$0.00
1,350
$0.00
128,803
Blackwood Stephen Finis
Executive VP and CFO
In Kind
Jan 24, 2026
$0.00
123
$0.00
11,421
VanWees Jason
Vice Chairman
In Kind
Jan 24, 2026
$0.00
160
$0.00
51,025
MEHRABIAN ROBERT
Executive Chairman
In Kind
Jan 24, 2026
$0.00
1,630
$0.00
127,173
VanWees Jason
Vice Chairman
Exempt
Jan 23, 2026
$0.00
121
$0.00
2,694
VanWees Jason
Vice Chairman
In Kind
Jan 23, 2026
$0.00
50
$0.00
2,644
VanWees Jason
Vice Chairman
Exempt
Jan 23, 2026
$0.00
120
$0.00
122
Belak Cynthia Y
Senior VP and Controller
Award
Jan 20, 2026
$0.00
581
$0.00
581
MEHRABIAN ROBERT
Executive Chairman
Award
Jan 20, 2026
$0.00
2,690
$0.00
2,690
Bobb George C III
President and CEO
Award
Jan 20, 2026
$0.00
2,633
$0.00
2,633
MEHRABIAN ROBERT
Executive Chairman
Award
Jan 20, 2026
$0.00
6,207
$0.00
6,207
VanWees Jason
Vice Chairman
Award
Jan 20, 2026
$0.00
1,119
$0.00
1,119
Sherburne Jane Cecile
Sell
Sep 12, 2025
$1.1M
2,000
$554.76
4,437
MEHRABIAN ROBERT
Executive Chairman
Gift
Jul 28, 2025
$0.00
14,400
$0.00
135,036
SMITH MICHAEL T
Sell
Jul 28, 2025
$1.1M
1,975
$560.10
51,328
SMITH MICHAEL T
Award
Apr 23, 2025
$0.00
468
$0.00
53,303
VON SCHACK WESLEY W
Award
Apr 23, 2025
$0.00
468
$0.00
11,051
Kumbier Michelle
Award
Apr 23, 2025
$0.00
468
$0.00
2,569
Sherburne Jane Cecile
Award
Apr 23, 2025
$0.00
468
$0.00
6,437
Morales Vincent J
Award
Apr 23, 2025
$0.00
468
$0.00
1,875