Citadel Advisors’s Monolithic Power Systems MPWR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $40.1M | Sell |
36,700
-27,100
| -42% | -$29.6M | 0.01% | 1568 |
|
|
2025
Q4 | $57.8M | Buy |
63,800
+28,500
| +81% | +$27.4M | 0.01% | 1286 |
|
|
2025
Q3 | $32.5M | Sell |
35,300
-6,900
| -16% | -$5.59M | ﹤0.01% | 1791 |
|
|
2025
Q2 | $30.9M | Sell |
42,200
-46,300
| -52% | -$29.5M | 0.01% | 1654 |
|
|
2025
Q1 | $51.3M | Sell |
88,500
-36,800
| -29% | -$23.2M | 0.01% | 1124 |
|
|
2024
Q4 | $74.1M | Buy |
125,300
+74,400
| +146% | +$53.9M | 0.01% | 947 |
|
|
2024
Q3 | $47.1M | Sell |
50,900
-2,900
| -5% | -$2.5M | 0.01% | 1272 |
|
|
2024
Q2 | $44.2M | Sell |
53,800
-27,200
| -34% | -$19.6M | 0.01% | 1246 |
|
|
2024
Q1 | $54.9M | Sell |
81,000
-17,600
| -18% | -$11.7M | 0.01% | 1136 |
|
|
2023
Q4 | $62.2M | Buy |
98,600
+27,800
| +39% | +$14.5M | 0.01% | 1014 |
|
|
2023
Q3 | $32.7M | Buy |
70,800
+33,600
| +90% | +$17.2M | 0.01% | 1428 |
|
|
2023
Q2 | $20.1M | Buy |
37,200
+24,300
| +188% | +$11.5M | ﹤0.01% | 1883 |
|
|
2023
Q1 | $6.46M | Sell |
12,900
-15,300
| -54% | -$7.03M | ﹤0.01% | 3406 |
|
|
2022
Q4 | $9.97M | Sell |
28,200
-7,200
| -20% | -$2.59M | ﹤0.01% | 2852 |
|
|
2022
Q3 | $12.9M | Sell |
35,400
-3,300
| -9% | -$1.47M | ﹤0.01% | 2406 |
|
|
2022
Q2 | $14.9M | Sell |
38,700
-3,200
| -8% | -$1.35M | ﹤0.01% | 2180 |
|
|
2022
Q1 | $20.4M | Buy |
41,900
+15,500
| +59% | +$6.76M | ﹤0.01% | 1962 |
|
|
2021
Q4 | $13M | Sell |
26,400
-2,600
| -9% | -$1.34M | ﹤0.01% | 2633 |
|
|
2021
Q3 | $14.1M | Buy |
29,000
+5,200
| +22% | +$2.37M | ﹤0.01% | 2521 |
|
|
2021
Q2 | $8.89M | Sell |
23,800
-18,700
| -44% | -$6.58M | ﹤0.01% | 3274 |
|
|
2021
Q1 | $15M | Buy |
42,500
+31,600
| +290% | +$11.5M | ﹤0.01% | 2363 |
|
|
2020
Q4 | $3.99M | Buy |
10,900
+400
| +4% | +$128K | ﹤0.01% | 4069 |
|
|
2020
Q3 | $2.94M | Sell |
10,500
-6,900
| -40% | -$1.8M | ﹤0.01% | 4021 |
|
|
2020
Q2 | $4.12M | Buy |
17,400
+2,100
| +14% | +$425K | ﹤0.01% | 3363 |
|
|
2020
Q1 | $2.56M | Buy |
15,300
+6,500
| +74% | +$1.11M | ﹤0.01% | 3739 |
|
|
2019
Q4 | $1.57M | Sell |
8,800
-7,100
| -45% | -$1.13M | ﹤0.01% | 4810 |
|
|
2019
Q3 | $2.48M | Buy |
15,900
+2,000
| +14% | +$299K | ﹤0.01% | 4141 |
|
|
2019
Q2 | $1.89M | Buy |
13,900
+2,100
| +18% | +$286K | ﹤0.01% | 4607 |
|
|
2019
Q1 | $1.6M | Hold |
11,800
| – | – | ﹤0.01% | 4823 |
|
|
2018
Q4 | $1.37M | Sell |
11,800
-1,300
| -10% | -$156K | ﹤0.01% | 4782 |
|
|
2018
Q3 | $1.64M | Buy |
13,100
+1,900
| +17% | +$265K | ﹤0.01% | 4724 |
|
|
2018
Q2 | $1.5M | Buy |
11,200
+2,000
| +22% | +$255K | ﹤0.01% | 4544 |
|
|
2018
Q1 | $1.06M | Buy |
9,200
+7,400
| +411% | +$877K | ﹤0.01% | 4717 |
|
|
2017
Q4 | $202K | Sell |
1,800
-3,100
| -63% | -$360K | ﹤0.01% | 7104 |
|
|
2017
Q3 | $522K | Buy |
4,900
+400
| +9% | +$40.6K | ﹤0.01% | 5262 |
|
|
2017
Q2 | $434K | Sell |
4,500
-1,300
| -22% | -$124K | ﹤0.01% | 5315 |
|
|
2017
Q1 | $534K | Sell |
5,800
-2,900
| -33% | -$257K | ﹤0.01% | 4908 |
|
|
2016
Q4 | $713K | Buy |
8,700
+5,300
| +156% | +$425K | ﹤0.01% | 4349 |
|
|
2016
Q3 | $274K | Sell |
3,400
-3,200
| -48% | -$236K | ﹤0.01% | 5826 |
|
|
2016
Q2 | $451K | Buy |
6,600
+1,300
| +25% | +$85.1K | ﹤0.01% | 4637 |
|
|
2016
Q1 | $337K | Buy |
5,300
+1,100
| +26% | +$65.5K | ﹤0.01% | 4942 |
|
|
2015
Q4 | $268K | Sell |
4,200
-3,400
| -45% | -$211K | ﹤0.01% | 5383 |
|
|
2015
Q3 | $389K | Buy |
7,600
+2,300
| +43% | +$114K | ﹤0.01% | 5163 |
|
|
2015
Q2 | $269K | Buy |
5,300
+2,400
| +83% | +$127K | ﹤0.01% | 5909 |
|
|
2015
Q1 | $153K | Buy |
2,900
+1,300
| +81% | +$65.5K | ﹤0.01% | 6462 |
|
|
2014
Q4 | $80K | Sell |
1,600
-1,600
| -50% | -$71.9K | ﹤0.01% | 6838 |
|
|
2014
Q3 | $141K | Sell |
3,200
-9,000
| -74% | -$396K | ﹤0.01% | 6071 |
|
|
2014
Q2 | $517K | Buy |
12,200
+8,400
| +221% | +$326K | ﹤0.01% | 4339 |
|
|
2014
Q1 | $147K | Buy |
3,800
+2,700
| +245% | +$95.2K | ﹤0.01% | 5821 |
|
|
2013
Q4 | $38K | Sell |
1,100
-900
| -45% | -$28.8K | ﹤0.01% | 6185 |
|
|
2013
Q3 | $61K | Sell |
2,000
-1,300
| -39% | -$36.5K | ﹤0.01% | 5671 |
|
|
2013
Q2 | $80K | Buy |
+3,300
| New | +$78.3K | ﹤0.01% | 5380 |
|
Other funds holding MPWR
VCM
VPM
Citadel Advisors's MPWR Position: Q1 2026 in Review
Citadel Advisors increased its Monolithic Power Systems (MPWR) stake by 20% in Q1 2026, buying an estimated $2.49M and bringing the position to 13,512 shares worth $14.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2703.
Citadel Advisors first reported a position in MPWR in Q2 2013 and has held it in 48 quarters since. The position peaked at $240M in Q3 2025. 1,115 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.
- Citadel Advisors held 13,512 shares of Monolithic Power Systems worth $14.8M as of Q1 2026.
- Citadel Advisors bought 2,283 Monolithic Power Systems shares in Q1 2026, an estimated $2.49M.
- Monolithic Power Systems made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2703 holding.
- Citadel Advisors first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 48 quarters since.
- Citadel Advisors's Monolithic Power Systems position peaked at $240M in Q3 2025.
- 1,115 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.