TDC
Teradata (TDC)
NYSE
$30.13+$0.21 (+0.70%)
Price as of Oct 02, 2026 4:02 PM EDT
  • $2.8B
    Market Cap
  • 36.19%
    1-Year Change
  • Software - Infrastructure
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
17.42%
16.4M
+3.8M (+23.43%)
Jun 30, 2026
VANGUARD GROUP INC
13.77%
13.0M
+612,624 (+4.73%)
Dec 31, 2025
BLACKROCK INC.
11.22%
10.6M
-2.5M (-23.82%)
Jun 30, 2024
BLACKROCK FUNDING, INC. /DE
10.94%
10.3M
+3,826 (+0.04%)
Dec 31, 2024
N/A
10.48%
9.9M
+657,910 (+6.67%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
10.48%
9.9M
+657,910 (+6.67%)
Jun 30, 2026
LYNROCK LAKE LP
6.75%
6.3M
-3.0M (-47.34%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions1.9B (72.70%)
  • Mutual Funds680.9M (26.70%)
  • Insiders15.2M (0.60%)
  • Other0 (0.00%)

Insider Transactions

  • 0.60% (15.2M)
    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)
  • $27.1M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Hutchinson Michael D
Chief Operating Officer
Sell
Sep 15, 2026
$1.4M
48,077
$30.00
171,927
MCMILLAN STEPHEN
President and CEO
Sell
Sep 15, 2026
$300,170.00
10,000
$30.02
752,446
Fisher Melissa B
Award
Aug 14, 2026
$0.00
2,197
$0.00
14,837
Bacus Lisa R
Award
Aug 14, 2026
$0.00
2,197
$0.00
86,091
Gianoni Michael P
Award
Aug 14, 2026
$0.00
2,197
$0.00
42,510
McElhatton Todd
Award
Aug 14, 2026
$0.00
2,197
$0.00
28,862
Nelson Kimberly K.
Award
Aug 14, 2026
$0.00
2,197
$0.00
64,172
Leukert Bernd
Award
Aug 01, 2026
$0.00
8,330
$0.00
8,330
CHOU TIMOTHY C K
Sell
Jun 08, 2026
$190,754.04
5,657
$33.72
39,210