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OPERF
Oregon Public Employees Retirement Fund’s
Tandem Diabetes Care
TNDM
Stock Holding History
Oregon Public Employees Retirement Fund’s Portfolio
TNDM Stock Details
TNDM Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$297K
Hold
15,505
–
–
﹤0.01%
1338
2025
Q4
$341K
Buy
15,505
+234
+2%
+$4.22K
﹤0.01%
1289
2025
Q3
$185K
Hold
15,271
–
–
﹤0.01%
1420
2025
Q2
$285K
Buy
15,271
+300
+2%
+$5.94K
0.01%
1292
2025
Q1
$287K
Sell
14,971
-500
-3%
-$14.6K
0.01%
1289
2024
Q4
$557K
Buy
15,471
+61
+0.4%
+$2.06K
0.01%
1107
2024
Q3
$654K
Sell
15,410
-284
-2%
-$12K
0.01%
1041
2024
Q2
$632K
Sell
15,694
-1,758
-10%
-$73.3K
0.01%
1003
2024
Q1
$618K
Sell
17,452
-1,600
-8%
-$42.9K
0.01%
1077
2023
Q4
$564K
Sell
19,052
-348
-2%
-$7.22K
0.01%
1160
2023
Q3
$403K
Sell
19,400
-700
-3%
-$19.2K
0.01%
1355
2023
Q2
$493K
Sell
20,100
-600
-3%
-$19.3K
0.01%
1312
2023
Q1
$841K
Buy
20,700
+1,955
+10%
+$80.9K
0.01%
1067
2022
Q4
$843K
Buy
18,745
+80
+0.4%
+$3.62K
0.01%
1062
2022
Q3
$893K
Buy
18,665
+368
+2%
+$20.2K
0.01%
979
2022
Q2
$1.08M
Sell
18,297
-2,000
-10%
-$164K
0.02%
767
2022
Q1
$2.36M
Sell
20,297
-186
-0.9%
-$21.7K
0.02%
635
2021
Q4
$3.08M
Sell
20,483
-613
-3%
-$82.7K
0.03%
435
2021
Q3
$2.52M
Buy
+21,096
New
+$2.32M
0.03%
498
Other funds holding TNDM
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
SC
Sessa Capital
New York
$5.26B AUM
47.23%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
ACH
ArrowMark Colorado Holdings
Denver, Colorado
$3.76B AUM
21.77%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
GKIM
GW&K Investment Management
Boston, Massachusetts
$11.3B AUM
31.98%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
DCM
Driehaus Capital Management
Chicago, Illinois
$13.6B AUM
173.98%
1-Year Est. Return
Goldman Sachs
New York
$761B AUM
31.28%
1-Year Est. Return
Citadel Advisors
Miami, Florida
$141B AUM
30.34%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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