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Filings
Ownership
Valuation
Ownership — TNDM
Institutional Holdings
Insider Transactions
US Institutional Ownership
100.0%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
11.58M
$174.0M
16.66%
+892.3K
2026-06-30
UBS Group AG
6.33M
$95.0M
9.10%
-901.2K
2026-06-30
Sessa Capital IM, L.P.
5.10M
$76.0M
7.33%
+369.2K
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
4.30M
$64.0M
6.18%
+306.3K
2026-06-30
First Light Asset Management, LLC
3.38M
$51.0M
4.87%
+2.07M
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
3.10M
$46.0M
4.45%
+57.6K
2026-06-30
STATE STREET CORP
2.85M
$43.0M
4.10%
+189.4K
2026-06-30
GW&K Investment Management, LLC
2.57M
$38.0M
3.69%
-120.1K
2026-06-30
JENNISON ASSOCIATES LLC
2.33M
$35.0M
3.35%
+673.0K
2026-06-30
Paradice Investment Management LLC
2.02M
$30.0M
2.91%
-18.4K
2026-06-30
JACOBS LEVY EQUITY MANAGEMENT, INC
2.01M
$30.0M
2.89%
+482.5K
2026-06-30
Freestone Grove Partners LP
1.87M
$28.0M
2.68%
+535.4K
2026-06-30
CITADEL ADVISORS LLC
1.85M
$27.0M
2.67%
-423.0K
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
1.80M
$27.0M
2.59%
+120.9K
2026-06-30
Driehaus Capital Management LLC
1.79M
$26.0M
2.57%
-517.4K
2026-06-30
MILLENNIUM MANAGEMENT LLC
1.31M
$19.0M
1.89%
+550.1K
2026-06-30
Woodline Partners LP
1.31M
$19.0M
1.88%
--
2026-06-30
ArrowMark Colorado Holdings LLC
1.30M
$19.0M
1.87%
-1.80M
2026-06-30
FMR LLC
976.4K
$14.0M
1.40%
+262.4K
2026-06-30
Point72 Asset Management, L.P.
910.9K
$13.0M
1.31%
+400.4K
2026-06-30
ROYCE & ASSOCIATES LP
900.6K
$13.0M
1.30%
+204.0K
2026-06-30
WELLINGTON MANAGEMENT GROUP LLP
871.8K
$13.0M
1.25%
-171.0K
2026-06-30
GOLDMAN SACHS GROUP INC
862.3K
$13.0M
1.24%
-1.36M
2026-06-30
NORTHERN TRUST CORP
753.7K
$11.0M
1.08%
+47.1K
2026-06-30
Verition Fund Management LLC
700.0K
$10.0M
1.01%
+592.9K
2026-06-30
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